[65024.269380] audit: type=1107 audit(1603801967.741:14875): pid=884 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/5" interface="org.freedesktop.NetworkManager.Connection.Active" member="PropertiesChanged" name=":1.12" mask="receive" pid=17032 label="snap.robo3t-snap.robo3t-snap" peer_pid=885 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [66440.386395] audit: type=1107 audit(1603803383.798:14876): pid=884 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.12" mask="receive" pid=17032 label="snap.robo3t-snap.robo3t-snap" peer_pid=885 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [66440.386480] audit: type=1107 audit(1603803383.802:14877): pid=884 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.12" mask="receive" pid=17032 label="snap.robo3t-snap.robo3t-snap" peer_pid=885 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [66455.335927] audit: type=1107 audit(1603803398.750:14878): pid=884 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.12" mask="receive" pid=17032 label="snap.robo3t-snap.robo3t-snap" peer_pid=885 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [66455.342854] audit: type=1107 audit(1603803398.758:14879): pid=884 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.12" mask="receive" pid=17032 label="snap.robo3t-snap.robo3t-snap" peer_pid=885 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [68289.425636] audit: type=1400 audit(1603805232.889:14880): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60755 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68289.427939] audit: type=1400 audit(1603805232.893:14881): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60757 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68289.430145] audit: type=1400 audit(1603805232.893:14882): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60759 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68289.432341] audit: type=1400 audit(1603805232.897:14883): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60761 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68289.434629] audit: type=1400 audit(1603805232.901:14884): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60763 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68289.436802] audit: type=1400 audit(1603805232.901:14885): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60765 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68289.438997] audit: type=1400 audit(1603805232.905:14886): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60767 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68289.441203] audit: type=1400 audit(1603805232.905:14887): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=60769 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [68292.459736] audit: type=1400 audit(1603805235.925:14888): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/desktop/icons/" pid=60695 comm="desktop-launch" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [68292.464404] audit: type=1400 audit(1603805235.929:14889): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/hostfs/usr/lib/x86_64-linux-gnu/libGL.so.1.7.0" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [68624.264755] kauditd_printk_skb: 7 callbacks suppressed [68624.264762] audit: type=1107 audit(1603805567.737:14897): pid=884 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/5" interface="org.freedesktop.NetworkManager.Connection.Active" member="PropertiesChanged" name=":1.12" mask="receive" pid=60695 label="snap.robo3t-snap.robo3t-snap" peer_pid=885 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [71708.005980] audit: type=1400 audit(1603808651.469:14898): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.xinputrc" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.047856] audit: type=1400 audit(1603808651.513:14899): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.bashrc" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.047858] audit: type=1400 audit(1603808651.513:14900): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.vimrc" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.047860] audit: type=1400 audit(1603808651.513:14901): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.mongorc.js" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.068505] audit: type=1400 audit(1603808651.533:14902): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.pam_environment" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.068507] audit: type=1400 audit(1603808651.533:14903): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.gitconfig" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.068508] audit: type=1400 audit(1603808651.533:14904): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.profile" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.068583] audit: type=1400 audit(1603808651.533:14905): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.lesshst" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.068584] audit: type=1400 audit(1603808651.533:14906): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.bash_logout" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71708.089280] audit: type=1400 audit(1603808651.553:14907): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/.dbshell" pid=60695 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 [71865.207188] kauditd_printk_skb: 6 callbacks suppressed [71865.207189] audit: type=1400 audit(1603808808.669:14914): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63226 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71865.209001] audit: type=1400 audit(1603808808.669:14915): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63228 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71865.210778] audit: type=1400 audit(1603808808.673:14916): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63230 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71865.212584] audit: type=1400 audit(1603808808.673:14917): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63232 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71865.214421] audit: type=1400 audit(1603808808.677:14918): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63234 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71865.216227] audit: type=1400 audit(1603808808.677:14919): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63236 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71865.217951] audit: type=1400 audit(1603808808.677:14920): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63238 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71865.219796] audit: type=1400 audit(1603808808.681:14921): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63240 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71868.228831] audit: type=1400 audit(1603808811.689:14922): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/desktop/icons/" pid=63167 comm="desktop-launch" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [71868.233276] audit: type=1400 audit(1603808811.693:14923): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/hostfs/usr/lib/x86_64-linux-gnu/libGL.so.1.7.0" pid=63167 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [71928.780398] kauditd_printk_skb: 7 callbacks suppressed [71928.780399] audit: type=1400 audit(1603808872.241:14931): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63426 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71928.782251] audit: type=1400 audit(1603808872.245:14932): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63428 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71928.784050] audit: type=1400 audit(1603808872.245:14933): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63430 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71928.785844] audit: type=1400 audit(1603808872.245:14934): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63432 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71928.787699] audit: type=1400 audit(1603808872.249:14935): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63434 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71928.789550] audit: type=1400 audit(1603808872.249:14936): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63436 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71928.791371] audit: type=1400 audit(1603808872.253:14937): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63438 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71928.793197] audit: type=1400 audit(1603808872.253:14938): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=63440 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [71931.840924] audit: type=1400 audit(1603808875.301:14939): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/desktop/icons/" pid=63366 comm="desktop-launch" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [71931.845171] audit: type=1400 audit(1603808875.305:14940): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/hostfs/usr/lib/x86_64-linux-gnu/libGL.so.1.7.0" pid=63366 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [71967.059118] show_signal: 7 callbacks suppressed [71967.059121] traps: gnome-font-view[63717] trap int3 ip:7f9904bd50d5 sp:7ffebd389f80 error:0 in libglib-2.0.so.0.6400.3[7f9904b99000+84000] [72065.130976] audit: type=1400 audit(1603809008.594:14948): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66129 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72065.132803] audit: type=1400 audit(1603809008.594:14949): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66131 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72065.134736] audit: type=1400 audit(1603809008.598:14950): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66133 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72065.136563] audit: type=1400 audit(1603809008.598:14951): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66135 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72065.138469] audit: type=1400 audit(1603809008.602:14952): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66137 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72065.140251] audit: type=1400 audit(1603809008.602:14953): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66139 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72065.142004] audit: type=1400 audit(1603809008.606:14954): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66141 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72065.143769] audit: type=1400 audit(1603809008.606:14955): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66143 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72068.231513] audit: type=1400 audit(1603809011.694:14956): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/desktop/icons/" pid=66069 comm="desktop-launch" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [72068.247943] audit: type=1400 audit(1603809011.710:14957): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/hostfs/usr/lib/x86_64-linux-gnu/libGL.so.1.7.0" pid=66069 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [72098.907654] kauditd_printk_skb: 7 callbacks suppressed [72098.907655] audit: type=1400 audit(1603809042.370:14965): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66335 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72098.909573] audit: type=1400 audit(1603809042.374:14966): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66337 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72098.911404] audit: type=1400 audit(1603809042.374:14967): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66339 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72098.913150] audit: type=1400 audit(1603809042.374:14968): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66341 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72098.914897] audit: type=1400 audit(1603809042.378:14969): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66343 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72098.916618] audit: type=1400 audit(1603809042.378:14970): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66345 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72098.918463] audit: type=1400 audit(1603809042.382:14971): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66347 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72098.920215] audit: type=1400 audit(1603809042.382:14972): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66349 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72102.003289] audit: type=1400 audit(1603809045.466:14973): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/desktop/icons/" pid=66277 comm="desktop-launch" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [72102.014587] audit: type=1400 audit(1603809045.478:14974): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/hostfs/usr/lib/x86_64-linux-gnu/libGL.so.1.7.0" pid=66277 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [72224.275744] kauditd_printk_skb: 7 callbacks suppressed [72224.275751] audit: type=1107 audit(1603809167.738:14982): pid=884 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/5" interface="org.freedesktop.NetworkManager.Connection.Active" member="PropertiesChanged" name=":1.12" mask="receive" pid=66277 label="snap.robo3t-snap.robo3t-snap" peer_pid=885 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [72235.361426] audit: type=1400 audit(1603809178.826:14983): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66609 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72235.363149] audit: type=1400 audit(1603809178.826:14984): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66611 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72235.364908] audit: type=1400 audit(1603809178.826:14985): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66613 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72235.366701] audit: type=1400 audit(1603809178.830:14986): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66615 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72235.368394] audit: type=1400 audit(1603809178.830:14987): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66617 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72235.370106] audit: type=1400 audit(1603809178.834:14988): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66619 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72235.371800] audit: type=1400 audit(1603809178.834:14989): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66621 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72235.375908] audit: type=1400 audit(1603809178.838:14990): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66623 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72238.493308] audit: type=1400 audit(1603809181.958:14991): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/desktop/icons/" pid=66551 comm="desktop-launch" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [72238.497513] audit: type=1400 audit(1603809181.962:14992): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/hostfs/usr/lib/x86_64-linux-gnu/libGL.so.1.7.0" pid=66551 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [72343.971719] kauditd_printk_skb: 7 callbacks suppressed [72343.971720] audit: type=1400 audit(1603809287.434:15000): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66870 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72343.973460] audit: type=1400 audit(1603809287.438:15001): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66872 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72343.975185] audit: type=1400 audit(1603809287.438:15002): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66874 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72343.977042] audit: type=1400 audit(1603809287.438:15003): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66876 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72343.978780] audit: type=1400 audit(1603809287.442:15004): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66878 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72343.980514] audit: type=1400 audit(1603809287.442:15005): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66880 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72343.982278] audit: type=1400 audit(1603809287.446:15006): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66882 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72343.983977] audit: type=1400 audit(1603809287.446:15007): apparmor="DENIED" operation="rmdir" profile="snap.robo3t-snap.robo3t-snap" name="/home/anselmo/snap/robo3t-snap/4/" pid=66884 comm="rmdir" requested_mask="d" denied_mask="d" fsuid=1000 ouid=1000 [72347.022246] audit: type=1400 audit(1603809290.486:15008): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/desktop/icons/" pid=66810 comm="desktop-launch" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [72347.026684] audit: type=1400 audit(1603809290.490:15009): apparmor="DENIED" operation="open" profile="snap.robo3t-snap.robo3t-snap" name="/var/lib/snapd/hostfs/usr/lib/x86_64-linux-gnu/libGL.so.1.7.0" pid=66810 comm="robo3t" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [73588.135531] PM: suspend entry (deep) [73588.156243] Filesystems sync: 0.020 seconds [73588.458142] rfkill: input handler enabled [73588.499995] Freezing user space processes ... (elapsed 0.002 seconds) done. [73588.502850] OOM killer disabled. [73588.502850] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [73588.504458] printk: Suspending console(s) (use no_console_suspend to debug) [73588.504674] wlp3s0: deauthenticating from d4:6e:0e:41:6d:33 by local choice (Reason: 3=DEAUTH_LEAVING) [73588.806751] ACPI: EC: interrupt blocked [73588.856436] ACPI: Preparing to enter system sleep state S3 [73588.876278] ACPI: EC: event blocked [73588.876279] ACPI: EC: EC stopped [73588.876281] PM: Saving platform NVS memory [73588.876367] Disabling non-boot CPUs ... [73588.877371] IRQ 128: no longer affine to CPU1 [73588.878446] smpboot: CPU 1 is now offline [73588.885195] smpboot: CPU 2 is now offline [73588.890567] IRQ 140: no longer affine to CPU3 [73588.892746] smpboot: CPU 3 is now offline [73588.899191] smpboot: CPU 4 is now offline [73588.904603] IRQ 124: no longer affine to CPU5 [73588.905657] smpboot: CPU 5 is now offline [73588.910747] IRQ 122: no longer affine to CPU6 [73588.911819] smpboot: CPU 6 is now offline [73588.917435] IRQ 125: no longer affine to CPU7 [73588.917445] IRQ 126: no longer affine to CPU7 [73588.917458] IRQ 139: no longer affine to CPU7 [73588.917471] IRQ 142: no longer affine to CPU7 [73588.918527] smpboot: CPU 7 is now offline [73588.926548] ACPI: Low-level resume complete [73588.926641] ACPI: EC: EC started [73588.926641] PM: Restoring platform NVS memory [73588.930365] Enabling non-boot CPUs ... [73588.930425] x86: Booting SMP configuration: [73588.930426] smpboot: Booting Node 0 Processor 1 APIC 0x2 [73588.931059] microcode: sig=0x806ea, pf=0x80, revision=0x84 [73588.934224] CPU1 is up [73588.934253] smpboot: Booting Node 0 Processor 2 APIC 0x4 [73588.936235] CPU2 is up [73588.936260] smpboot: Booting Node 0 Processor 3 APIC 0x6 [73588.938295] CPU3 is up [73588.938319] smpboot: Booting Node 0 Processor 4 APIC 0x1 [73588.938747] microcode: sig=0x806ea, pf=0x80, revision=0xd6 [73588.939095] CPU4 is up [73588.939125] smpboot: Booting Node 0 Processor 5 APIC 0x3 [73588.939773] CPU5 is up [73588.939800] smpboot: Booting Node 0 Processor 6 APIC 0x5 [73588.940489] CPU6 is up [73588.940514] smpboot: Booting Node 0 Processor 7 APIC 0x7 [73588.941237] CPU7 is up [73588.943903] ACPI: Waking up from system sleep state S3 [73589.043290] ACPI: EC: interrupt unblocked [73589.182322] nvidia 0000:01:00.0: Enabling HDA controller [73589.184368] ACPI: EC: event unblocked [73589.185072] ACPI: EC: 0 stale EC events cleared [73589.358459] nvme nvme0: 8/0/0 default/read/poll queues [73589.450841] ath10k_pci 0000:03:00.0: unsupported HTC service id: 1536 [73589.501593] ata1: SATA link down (SStatus 4 SControl 300) [73589.501967] ata2: SATA link down (SStatus 4 SControl 300) [73592.157410] OOM killer enabled. [73592.157412] Restarting tasks ... [73592.157579] usb 1-1: USB disconnect, device number 7 [73592.170949] mei_hdcp 0000:00:16.0-b638ab7e-94e2-4ea2-a552-d1c54b627f04: bound 0000:00:02.0 (ops i915_hdcp_component_ops [i915]) [73592.175772] done. [73592.304673] PM: suspend exit [73592.379230] kauditd_printk_skb: 7 callbacks suppressed [73592.379231] audit: type=1400 audit(1603848617.447:15017): apparmor="DENIED" operation="capable" profile="/usr/sbin/cups-browsed" pid=67537 comm="cups-browsed" capability=23 capname="sys_nice" [73592.572124] rfkill: input handler disabled [73592.705819] RTL8208 Fast Ethernet r8169-200:00: attached PHY driver [RTL8208 Fast Ethernet] (mii_bus:phy_addr=r8169-200:00, irq=IGNORE) [73592.971358] r8169 0000:02:00.0 enp2s0: Link is Down [73598.128274] wlp3s0: authenticate with 70:3a:cb:60:ef:ab [73598.161830] wlp3s0: send auth to 70:3a:cb:60:ef:ab (try 1/3) [73598.166695] wlp3s0: authenticated [73598.171151] wlp3s0: associate with 70:3a:cb:60:ef:ab (try 1/3) [73598.176610] wlp3s0: RX AssocResp from 70:3a:cb:60:ef:ab (capab=0x1011 status=0 aid=9) [73598.178888] wlp3s0: associated [73598.179067] ath: EEPROM regdomain: 0x8348 [73598.179067] ath: EEPROM indicates we should expect a country code [73598.179068] ath: doing EEPROM country->regdmn map search [73598.179069] ath: country maps to regdmn code: 0x3a [73598.179069] ath: Country alpha2 being used: US [73598.179070] ath: Regpair used: 0x3a [73598.179071] ath: regdomain 0x8348 dynamically updated by country element [73598.194483] IPv6: ADDRCONF(NETDEV_CHANGE): wlp3s0: link becomes ready [73598.223383] wlp3s0: Limiting TX power to 30 (30 - 0) dBm as advertised by 70:3a:cb:60:ef:ab [73602.459594] usb 1-1: new full-speed USB device number 8 using xhci_hcd [73602.818049] usb 1-1: New USB device found, idVendor=060b, idProduct=2317, bcdDevice= 1.00 [73602.818051] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [73602.818052] usb 1-1: Product: NKEY-R3 Rule Breaker RGB LED [73602.818052] usb 1-1: Manufacturer: Skydigital [73602.827639] input: Skydigital NKEY-R3 Rule Breaker RGB LED Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1:1.0/0003:060B:2317.0008/input/input34 [73602.887966] input: Skydigital NKEY-R3 Rule Breaker RGB LED Consumer Control as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1:1.0/0003:060B:2317.0008/input/input35 [73602.888106] input: Skydigital NKEY-R3 Rule Breaker RGB LED Mouse as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1:1.0/0003:060B:2317.0008/input/input36 [73602.888280] hid-generic 0003:060B:2317.0008: input,hidraw1: USB HID v1.10 Keyboard [Skydigital NKEY-R3 Rule Breaker RGB LED] on usb-0000:00:14.0-1/input0 [73602.891424] input: Skydigital NKEY-R3 Rule Breaker RGB LED as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1:1.1/0003:060B:2317.0009/input/input37 [73602.891483] hid-generic 0003:060B:2317.0009: input,hidraw2: USB HID v1.10 Device [Skydigital NKEY-R3 Rule Breaker RGB LED] on usb-0000:00:14.0-1/input1 [73604.303798] usb 1-2: new low-speed USB device number 9 using xhci_hcd [73604.455132] usb 1-2: New USB device found, idVendor=4e53, idProduct=5407, bcdDevice= 1.00 [73604.455133] usb 1-2: New USB device strings: Mfr=0, Product=1, SerialNumber=0 [73604.455134] usb 1-2: Product: USB OPTICAL MOUSE [73604.458043] input: USB OPTICAL MOUSE as /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/0003:4E53:5407.000A/input/input38 [73604.458249] hid-generic 0003:4E53:5407.000A: input,hidraw3: USB HID v1.11 Mouse [USB OPTICAL MOUSE ] on usb-0000:00:14.0-2/input0 [73604.461362] input: USB OPTICAL MOUSE Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.1/0003:4E53:5407.000B/input/input39 [73604.519936] input: USB OPTICAL MOUSE Consumer Control as /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.1/0003:4E53:5407.000B/input/input40 [73604.520009] input: USB OPTICAL MOUSE System Control as /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.1/0003:4E53:5407.000B/input/input41 [73604.520171] hid-generic 0003:4E53:5407.000B: input,hiddev0,hidraw4: USB HID v1.10 Keyboard [USB OPTICAL MOUSE ] on usb-0000:00:14.0-2/input1 [73616.774030] [drm] HPD interrupt storm detected on connector HDMI-A-1: switching from hotplug detection to polling [74234.905746] audit: type=1400 audit(1603849259.809:15018): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/mime.cache" pid=71782 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74234.905749] audit: type=1400 audit(1603849259.809:15019): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/globs2" pid=71782 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74234.905755] audit: type=1400 audit(1603849259.809:15020): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/magic" pid=71782 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74234.905760] audit: type=1400 audit(1603849259.809:15021): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/aliases" pid=71782 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74234.905765] audit: type=1400 audit(1603849259.809:15022): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/subclasses" pid=71782 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74234.905770] audit: type=1400 audit(1603849259.809:15023): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/icons" pid=71782 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74234.905775] audit: type=1400 audit(1603849259.809:15024): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/generic-icons" pid=71782 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74234.908479] audit: type=1326 audit(1603849259.813:15025): auid=1000 uid=1000 gid=1000 ses=5 pid=71782 comm="snap-store" exe="/snap/snap-store/481/usr/bin/snap-store" sig=0 arch=c000003e syscall=314 compat=0 ip=0x7fc4a9b56959 code=0x50000 [74235.102268] audit: type=1400 audit(1603849260.005:15026): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/icons/Yaru/icon-theme.cache" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74235.102270] audit: type=1400 audit(1603849260.005:15027): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/icons/Yaru/8x8/emblems/" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74240.656917] kauditd_printk_skb: 1584 callbacks suppressed [74240.656920] audit: type=1400 audit(1603849265.556:16612): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/mime.cache" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74240.656929] audit: type=1400 audit(1603849265.556:16613): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/globs2" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74240.656935] audit: type=1400 audit(1603849265.556:16614): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/magic" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74240.656941] audit: type=1400 audit(1603849265.556:16615): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/aliases" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74240.656948] audit: type=1400 audit(1603849265.556:16616): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/subclasses" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74240.656954] audit: type=1400 audit(1603849265.556:16617): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/icons" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74240.656961] audit: type=1400 audit(1603849265.556:16618): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/generic-icons" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74243.713780] audit: type=1400 audit(1603849268.590:16619): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/gdm/greeter/applications/gnome-initial-setup.desktop" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74244.117781] audit: type=1326 audit(1603849268.987:16620): auid=1000 uid=1000 gid=1000 ses=5 pid=10084 comm="pool-org.gnome." exe="/snap/snap-store/481/usr/bin/snap-store" sig=0 arch=c000003e syscall=93 compat=0 ip=0x7fa6399d4527 code=0x50000 [74246.256406] audit: type=1400 audit(1603849271.114:16621): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/mime.cache" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74246.256408] audit: type=1400 audit(1603849271.114:16622): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/globs2" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74246.256427] audit: type=1400 audit(1603849271.114:16623): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/magic" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74246.256430] audit: type=1400 audit(1603849271.114:16624): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/aliases" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74246.256435] audit: type=1400 audit(1603849271.114:16625): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/subclasses" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74246.256438] audit: type=1400 audit(1603849271.114:16626): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/icons" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74246.256439] audit: type=1400 audit(1603849271.114:16627): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/generic-icons" pid=10084 comm="snap-store" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74259.508079] audit: type=1400 audit(1603849284.331:16628): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/mime.cache" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74259.508083] audit: type=1400 audit(1603849284.331:16629): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/globs2" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74259.508090] audit: type=1400 audit(1603849284.331:16630): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/magic" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74259.508099] audit: type=1400 audit(1603849284.331:16631): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/aliases" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74259.508107] audit: type=1400 audit(1603849284.331:16632): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/subclasses" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74259.508115] audit: type=1400 audit(1603849284.331:16633): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/icons" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74259.508123] audit: type=1400 audit(1603849284.331:16634): apparmor="DENIED" operation="open" profile="snap.snap-store.ubuntu-software" name="/var/lib/snapd/hostfs/usr/share/mime/generic-icons" pid=10084 comm="pool-org.gnome." requested_mask="r" denied_mask="r" fsuid=1000 ouid=0 [74548.709233] mce: CPU2: Core temperature above threshold, cpu clock throttled (total events = 54) [74548.709233] mce: CPU6: Core temperature above threshold, cpu clock throttled (total events = 54) [74548.709254] mce: CPU4: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.709255] mce: CPU0: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.709255] mce: CPU6: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.709256] mce: CPU2: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.709258] mce: CPU1: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.709259] mce: CPU5: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.709260] mce: CPU3: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.709261] mce: CPU7: Package temperature above threshold, cpu clock throttled (total events = 74) [74548.710308] mce: CPU2: Core temperature/speed normal [74548.710316] mce: CPU5: Package temperature/speed normal [74548.710321] mce: CPU1: Package temperature/speed normal [74548.710326] mce: CPU6: Core temperature/speed normal [74548.710332] mce: CPU0: Package temperature/speed normal [74548.710357] mce: CPU7: Package temperature/speed normal [74548.710357] mce: CPU3: Package temperature/speed normal [74548.710358] mce: CPU4: Package temperature/speed normal [74548.710358] mce: CPU6: Package temperature/speed normal [74548.710359] mce: CPU2: Package temperature/speed normal [74552.020986] audit: type=1400 audit(1603849576.943:16635): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/snapd/snap-confine" pid=72736 comm="apparmor_parser" [74552.034268] audit: type=1400 audit(1603849576.959:16636): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=72736 comm="apparmor_parser" [74553.301363] audit: type=1400 audit(1603849578.223:16637): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="snap-update-ns.canonical-livepatch" pid=72841 comm="apparmor_parser" [74553.305607] audit: type=1400 audit(1603849578.227:16638): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/snap/snapd/9721/usr/lib/snapd/snap-confine" pid=72840 comm="apparmor_parser" [74553.305613] audit: type=1400 audit(1603849578.227:16639): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/snap/snapd/9721/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=72840 comm="apparmor_parser" [74553.306229] audit: type=1400 audit(1603849578.227:16640): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="snap-update-ns.core" pid=72845 comm="apparmor_parser" [74553.314513] audit: type=1400 audit(1603849578.239:16641): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="snap-update-ns.freemind" pid=72846 comm="apparmor_parser" [74553.314773] audit: type=1400 audit(1603849578.239:16642): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/snap/core/10185/usr/lib/snapd/snap-confine" pid=72839 comm="apparmor_parser" [74553.314778] audit: type=1400 audit(1603849578.239:16643): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/snap/core/10185/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=72839 comm="apparmor_parser" [74553.322539] audit: type=1400 audit(1603849578.247:16644): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="snap-update-ns.code" pid=72843 comm="apparmor_parser" [74561.553136] SGI XFS with ACLs, security attributes, realtime, no debug enabled [74561.560239] JFS: nTxBlock = 8192, nTxLock = 65536 [74561.568722] ntfs: driver 2.1.32 [Flags: R/O MODULE]. [74561.581400] QNX4 filesystem 0.2.3 registered. [74561.634094] raid6: avx2x4 gen() 35770 MB/s [74561.682066] raid6: avx2x4 xor() 22282 MB/s [74561.730066] raid6: avx2x2 gen() 33609 MB/s [74561.778067] raid6: avx2x2 xor() 20598 MB/s [74561.826066] raid6: avx2x1 gen() 26755 MB/s [74561.874065] raid6: avx2x1 xor() 18633 MB/s [74561.922086] raid6: sse2x4 gen() 15616 MB/s [74561.970064] raid6: sse2x4 xor() 9525 MB/s [74562.018087] raid6: sse2x2 gen() 13409 MB/s [74562.066064] raid6: sse2x2 xor() 8860 MB/s [74562.114065] raid6: sse2x1 gen() 11435 MB/s [74562.162065] raid6: sse2x1 xor() 6750 MB/s [74562.162066] raid6: using algorithm avx2x4 gen() 35770 MB/s [74562.162066] raid6: .... xor() 22282 MB/s, rmw enabled [74562.162067] raid6: using avx2x2 recovery algorithm [74562.170659] xor: automatically using best checksumming function avx [74562.184874] Btrfs loaded, crc32c=crc32c-intel [74593.076218] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74593.076222] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74593.076282] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74593.076313] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OE 5.4.0-52-generic #57-Ubuntu [74593.076314] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74593.076321] Workqueue: efi_rts_wq efi_call_rts [74593.076325] RIP: 0010:0xfffffffefa9ae302 [74593.076329] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74593.076331] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74593.076334] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74593.076336] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74593.076337] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74593.076339] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74593.076340] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74593.076343] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74593.076345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74593.076346] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74593.076348] Call Trace: [74593.076354] ? check_preempt_curr+0x7a/0x90 [74593.076359] ? ttwu_do_wakeup+0x1e/0x150 [74593.076363] ? apic_timer_interrupt+0xa/0x20 [74593.076370] ? __switch_to_asm+0x34/0x70 [74593.076375] ? efi_call+0x58/0x90 [74593.076378] ? __switch_to_asm+0x34/0x70 [74593.076382] ? efi_call_rts+0x178/0x900 [74593.076387] ? process_one_work+0x1eb/0x3b0 [74593.076391] ? worker_thread+0x4d/0x400 [74593.076395] ? kthread+0x104/0x140 [74593.076398] ? process_one_work+0x3b0/0x3b0 [74593.076400] ? kthread_park+0x90/0x90 [74593.076404] ? ret_from_fork+0x35/0x40 [74621.073019] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74621.073025] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74621.073085] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74621.073114] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74621.073116] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74621.073123] Workqueue: efi_rts_wq efi_call_rts [74621.073128] RIP: 0010:0xfffffffefa9ae2f5 [74621.073132] Code: 41 c1 eb 18 ba b3 00 00 00 80 fb ff 75 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f <33> c0 f0 0f b1 3d 15 12 00 00 75 f4 ec 3c 77 74 ef eb 49 33 c0 f0 [74621.073134] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74621.073138] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74621.073140] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74621.073142] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74621.073143] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74621.073144] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74621.073146] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74621.073147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74621.073149] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74621.073151] Call Trace: [74621.073159] ? check_preempt_curr+0x7a/0x90 [74621.073163] ? ttwu_do_wakeup+0x1e/0x150 [74621.073167] ? apic_timer_interrupt+0xa/0x20 [74621.073174] ? __switch_to_asm+0x34/0x70 [74621.073178] ? efi_call+0x58/0x90 [74621.073181] ? __switch_to_asm+0x34/0x70 [74621.073185] ? efi_call_rts+0x178/0x900 [74621.073190] ? process_one_work+0x1eb/0x3b0 [74621.073194] ? worker_thread+0x4d/0x400 [74621.073198] ? kthread+0x104/0x140 [74621.073201] ? process_one_work+0x3b0/0x3b0 [74621.073203] ? kthread_park+0x90/0x90 [74621.073206] ? ret_from_fork+0x35/0x40 [74625.224661] rcu: INFO: rcu_sched self-detected stall on CPU [74625.224669] rcu: 1-....: (15000 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=6850 [74625.224672] (t=15000 jiffies g=5250297 q=15217) [74625.224673] NMI backtrace for cpu 1 [74625.224676] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74625.224677] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74625.224683] Workqueue: efi_rts_wq efi_call_rts [74625.224684] Call Trace: [74625.224686] [74625.224692] dump_stack+0x6d/0x9a [74625.224696] ? lapic_can_unplug_cpu.cold+0x40/0x40 [74625.224699] nmi_cpu_backtrace.cold+0x14/0x53 [74625.224701] nmi_trigger_cpumask_backtrace+0xe8/0xea [74625.224705] arch_trigger_cpumask_backtrace+0x19/0x20 [74625.224708] rcu_dump_cpu_stacks+0x99/0xcb [74625.224711] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [74625.224716] update_process_times+0x28/0x60 [74625.224719] tick_sched_handle+0x29/0x60 [74625.224721] tick_sched_timer+0x3d/0x80 [74625.224723] __hrtimer_run_queues+0xf7/0x270 [74625.224726] ? tick_sched_do_timer+0x60/0x60 [74625.224728] hrtimer_interrupt+0x109/0x220 [74625.224732] smp_apic_timer_interrupt+0x71/0x140 [74625.224734] apic_timer_interrupt+0xf/0x20 [74625.224735] [74625.224737] RIP: 0010:0xfffffffefa9ae302 [74625.224739] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74625.224741] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74625.224743] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74625.224744] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74625.224745] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74625.224746] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74625.224747] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74625.224753] ? check_preempt_curr+0x7a/0x90 [74625.224755] ? ttwu_do_wakeup+0x1e/0x150 [74625.224758] ? apic_timer_interrupt+0xa/0x20 [74625.224763] ? __switch_to_asm+0x34/0x70 [74625.224767] ? efi_call+0x58/0x90 [74625.224769] ? __switch_to_asm+0x34/0x70 [74625.224773] ? efi_call_rts+0x178/0x900 [74625.224776] ? process_one_work+0x1eb/0x3b0 [74625.224779] ? worker_thread+0x4d/0x400 [74625.224782] ? kthread+0x104/0x140 [74625.224784] ? process_one_work+0x3b0/0x3b0 [74625.224786] ? kthread_park+0x90/0x90 [74625.224789] ? ret_from_fork+0x35/0x40 [74653.068130] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74653.068135] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74653.068198] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74653.068229] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74653.068230] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74653.068237] Workqueue: efi_rts_wq efi_call_rts [74653.068241] RIP: 0010:0xfffffffefa9ae302 [74653.068244] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74653.068247] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74653.068249] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74653.068251] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74653.068253] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74653.068254] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74653.068255] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74653.068257] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74653.068259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74653.068261] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74653.068262] Call Trace: [74653.068269] ? check_preempt_curr+0x7a/0x90 [74653.068274] ? ttwu_do_wakeup+0x1e/0x150 [74653.068278] ? apic_timer_interrupt+0xa/0x20 [74653.068286] ? __switch_to_asm+0x34/0x70 [74653.068290] ? efi_call+0x58/0x90 [74653.068293] ? __switch_to_asm+0x34/0x70 [74653.068297] ? efi_call_rts+0x178/0x900 [74653.068302] ? process_one_work+0x1eb/0x3b0 [74653.068306] ? worker_thread+0x4d/0x400 [74653.068310] ? kthread+0x104/0x140 [74653.068313] ? process_one_work+0x3b0/0x3b0 [74653.068315] ? kthread_park+0x90/0x90 [74653.068318] ? ret_from_fork+0x35/0x40 [74681.063166] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74681.063169] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74681.063214] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74681.063236] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74681.063237] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74681.063243] Workqueue: efi_rts_wq efi_call_rts [74681.063246] RIP: 0010:0xfffffffefa9ae302 [74681.063248] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74681.063250] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74681.063252] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74681.063253] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74681.063254] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74681.063255] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74681.063256] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74681.063257] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74681.063259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74681.063260] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74681.063261] Call Trace: [74681.063267] ? check_preempt_curr+0x7a/0x90 [74681.063270] ? ttwu_do_wakeup+0x1e/0x150 [74681.063273] ? apic_timer_interrupt+0xa/0x20 [74681.063279] ? __switch_to_asm+0x34/0x70 [74681.063282] ? efi_call+0x58/0x90 [74681.063285] ? __switch_to_asm+0x34/0x70 [74681.063288] ? efi_call_rts+0x178/0x900 [74681.063292] ? process_one_work+0x1eb/0x3b0 [74681.063295] ? worker_thread+0x4d/0x400 [74681.063298] ? kthread+0x104/0x140 [74681.063300] ? process_one_work+0x3b0/0x3b0 [74681.063302] ? kthread_park+0x90/0x90 [74681.063304] ? ret_from_fork+0x35/0x40 [74709.057800] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74709.057805] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74709.057875] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74709.057913] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74709.057914] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74709.057921] Workqueue: efi_rts_wq efi_call_rts [74709.057925] RIP: 0010:0xfffffffefa9ae302 [74709.057928] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74709.057930] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74709.057933] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74709.057935] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74709.057937] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74709.057938] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74709.057939] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74709.057941] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74709.057942] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74709.057944] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74709.057946] Call Trace: [74709.057954] ? check_preempt_curr+0x7a/0x90 [74709.057958] ? ttwu_do_wakeup+0x1e/0x150 [74709.057962] ? apic_timer_interrupt+0xa/0x20 [74709.057969] ? __switch_to_asm+0x34/0x70 [74709.057973] ? efi_call+0x58/0x90 [74709.057977] ? __switch_to_asm+0x34/0x70 [74709.057981] ? efi_call_rts+0x178/0x900 [74709.057986] ? process_one_work+0x1eb/0x3b0 [74709.057990] ? worker_thread+0x4d/0x400 [74709.057994] ? kthread+0x104/0x140 [74709.057997] ? process_one_work+0x3b0/0x3b0 [74709.057999] ? kthread_park+0x90/0x90 [74709.058003] ? ret_from_fork+0x35/0x40 [74737.052179] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74737.052183] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74737.052244] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74737.052271] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74737.052272] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74737.052280] Workqueue: efi_rts_wq efi_call_rts [74737.052290] RIP: 0010:0xfffffffefa9ae302 [74737.052293] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74737.052294] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74737.052296] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74737.052297] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74737.052298] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74737.052299] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74737.052300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74737.052302] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74737.052303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74737.052304] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74737.052305] Call Trace: [74737.052311] ? check_preempt_curr+0x7a/0x90 [74737.052314] ? ttwu_do_wakeup+0x1e/0x150 [74737.052318] ? apic_timer_interrupt+0xa/0x20 [74737.052323] ? __switch_to_asm+0x34/0x70 [74737.052326] ? efi_call+0x58/0x90 [74737.052329] ? __switch_to_asm+0x34/0x70 [74737.052332] ? efi_call_rts+0x178/0x900 [74737.052336] ? process_one_work+0x1eb/0x3b0 [74737.052339] ? worker_thread+0x4d/0x400 [74737.052342] ? kthread+0x104/0x140 [74737.052344] ? process_one_work+0x3b0/0x3b0 [74737.052345] ? kthread_park+0x90/0x90 [74737.052348] ? ret_from_fork+0x35/0x40 [74765.071983] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [74765.071986] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74765.072031] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74765.072053] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74765.072054] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74765.072060] Workqueue: efi_rts_wq efi_call_rts [74765.072063] RIP: 0010:0xfffffffefa9ae302 [74765.072065] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74765.072066] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74765.072069] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74765.072070] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74765.072071] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74765.072072] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74765.072072] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74765.072074] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74765.072075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74765.072077] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74765.072078] Call Trace: [74765.072083] ? check_preempt_curr+0x7a/0x90 [74765.072087] ? ttwu_do_wakeup+0x1e/0x150 [74765.072090] ? apic_timer_interrupt+0xa/0x20 [74765.072096] ? __switch_to_asm+0x34/0x70 [74765.072099] ? efi_call+0x58/0x90 [74765.072102] ? __switch_to_asm+0x34/0x70 [74765.072105] ? efi_call_rts+0x178/0x900 [74765.072109] ? process_one_work+0x1eb/0x3b0 [74765.072111] ? worker_thread+0x4d/0x400 [74765.072114] ? kthread+0x104/0x140 [74765.072116] ? process_one_work+0x3b0/0x3b0 [74765.072118] ? kthread_park+0x90/0x90 [74765.072121] ? ret_from_fork+0x35/0x40 [74793.116089] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [74793.116092] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74793.116137] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74793.116159] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74793.116160] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74793.116165] Workqueue: efi_rts_wq efi_call_rts [74793.116169] RIP: 0010:0xfffffffefa9ae302 [74793.116171] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74793.116172] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74793.116174] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74793.116175] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74793.116176] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74793.116177] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74793.116178] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74793.116180] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74793.116181] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74793.116182] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74793.116183] Call Trace: [74793.116188] ? check_preempt_curr+0x7a/0x90 [74793.116192] ? ttwu_do_wakeup+0x1e/0x150 [74793.116195] ? apic_timer_interrupt+0xa/0x20 [74793.116201] ? __switch_to_asm+0x34/0x70 [74793.116204] ? efi_call+0x58/0x90 [74793.116207] ? __switch_to_asm+0x34/0x70 [74793.116210] ? efi_call_rts+0x178/0x900 [74793.116214] ? process_one_work+0x1eb/0x3b0 [74793.116217] ? worker_thread+0x4d/0x400 [74793.116220] ? kthread+0x104/0x140 [74793.116222] ? process_one_work+0x3b0/0x3b0 [74793.116224] ? kthread_park+0x90/0x90 [74793.116227] ? ret_from_fork+0x35/0x40 [74796.720994] INFO: task grub-install:75981 blocked for more than 120 seconds. [74796.720998] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74796.720999] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [74796.721001] grub-install D 0 75981 75840 0x00000000 [74796.721003] Call Trace: [74796.721019] __schedule+0x2e3/0x740 [74796.721021] schedule+0x42/0xb0 [74796.721024] schedule_timeout+0x10e/0x160 [74796.721026] wait_for_completion+0xb1/0x120 [74796.721030] ? wake_up_q+0x70/0x70 [74796.721032] virt_efi_get_variable+0x13f/0x150 [74796.721035] efivar_entry_size+0x59/0xc0 [74796.721039] efivarfs_file_read+0x83/0x130 [74796.721041] ? security_file_permission+0xbb/0x110 [74796.721044] __vfs_read+0x1b/0x40 [74796.721046] vfs_read+0xab/0x160 [74796.721048] ksys_read+0x67/0xe0 [74796.721050] __x64_sys_read+0x1a/0x20 [74796.721053] do_syscall_64+0x57/0x190 [74796.721055] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [74796.721057] RIP: 0033:0x7fd05edcf142 [74796.721063] Code: Bad RIP value. [74796.721064] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [74796.721066] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [74796.721067] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [74796.721067] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [74796.721068] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [74796.721069] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [74805.290357] rcu: INFO: rcu_sched self-detected stall on CPU [74805.290366] rcu: 1-....: (60002 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=27486 [74805.290369] (t=60003 jiffies g=5250297 q=203529) [74805.290370] NMI backtrace for cpu 1 [74805.290375] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74805.290377] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74805.290388] Workqueue: efi_rts_wq efi_call_rts [74805.290389] Call Trace: [74805.290391] [74805.290397] dump_stack+0x6d/0x9a [74805.290401] ? lapic_can_unplug_cpu.cold+0x40/0x40 [74805.290404] nmi_cpu_backtrace.cold+0x14/0x53 [74805.290406] nmi_trigger_cpumask_backtrace+0xe8/0xea [74805.290409] arch_trigger_cpumask_backtrace+0x19/0x20 [74805.290413] rcu_dump_cpu_stacks+0x99/0xcb [74805.290416] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [74805.290420] update_process_times+0x28/0x60 [74805.290423] tick_sched_handle+0x29/0x60 [74805.290426] tick_sched_timer+0x3d/0x80 [74805.290428] __hrtimer_run_queues+0xf7/0x270 [74805.290430] ? tick_sched_do_timer+0x60/0x60 [74805.290433] hrtimer_interrupt+0x109/0x220 [74805.290436] smp_apic_timer_interrupt+0x71/0x140 [74805.290438] apic_timer_interrupt+0xf/0x20 [74805.290439] [74805.290442] RIP: 0010:0xfffffffefa9ae302 [74805.290444] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74805.290445] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74805.290448] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74805.290449] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74805.290450] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74805.290450] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74805.290451] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74805.290457] ? check_preempt_curr+0x7a/0x90 [74805.290460] ? ttwu_do_wakeup+0x1e/0x150 [74805.290462] ? apic_timer_interrupt+0xa/0x20 [74805.290468] ? __switch_to_asm+0x34/0x70 [74805.290471] ? efi_call+0x58/0x90 [74805.290474] ? __switch_to_asm+0x34/0x70 [74805.290477] ? efi_call_rts+0x178/0x900 [74805.290481] ? process_one_work+0x1eb/0x3b0 [74805.290484] ? worker_thread+0x4d/0x400 [74805.290487] ? kthread+0x104/0x140 [74805.290489] ? process_one_work+0x3b0/0x3b0 [74805.290491] ? kthread_park+0x90/0x90 [74805.290493] ? ret_from_fork+0x35/0x40 [74833.154215] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [74833.154219] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74833.154263] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74833.154286] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74833.154287] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74833.154292] Workqueue: efi_rts_wq efi_call_rts [74833.154295] RIP: 0010:0xfffffffefa9ae302 [74833.154298] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74833.154299] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74833.154301] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74833.154302] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74833.154303] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74833.154304] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74833.154305] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74833.154307] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74833.154308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74833.154309] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74833.154310] Call Trace: [74833.154316] ? check_preempt_curr+0x7a/0x90 [74833.154320] ? ttwu_do_wakeup+0x1e/0x150 [74833.154323] ? apic_timer_interrupt+0xa/0x20 [74833.154329] ? __switch_to_asm+0x34/0x70 [74833.154332] ? efi_call+0x58/0x90 [74833.154335] ? __switch_to_asm+0x34/0x70 [74833.154338] ? efi_call_rts+0x178/0x900 [74833.154342] ? process_one_work+0x1eb/0x3b0 [74833.154344] ? worker_thread+0x4d/0x400 [74833.154348] ? kthread+0x104/0x140 [74833.154350] ? process_one_work+0x3b0/0x3b0 [74833.154351] ? kthread_park+0x90/0x90 [74833.154354] ? ret_from_fork+0x35/0x40 [74861.170392] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [74861.170398] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74861.170467] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74861.170498] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74861.170499] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74861.170505] Workqueue: efi_rts_wq efi_call_rts [74861.170510] RIP: 0010:0xfffffffefa9ae302 [74861.170513] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74861.170515] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74861.170518] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74861.170519] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74861.170520] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74861.170521] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74861.170523] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74861.170525] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74861.170527] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74861.170529] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74861.170530] Call Trace: [74861.170537] ? check_preempt_curr+0x7a/0x90 [74861.170541] ? ttwu_do_wakeup+0x1e/0x150 [74861.170547] ? apic_timer_interrupt+0xa/0x20 [74861.170554] ? __switch_to_asm+0x34/0x70 [74861.170557] ? efi_call+0x58/0x90 [74861.170561] ? __switch_to_asm+0x34/0x70 [74861.170565] ? efi_call_rts+0x178/0x900 [74861.170570] ? process_one_work+0x1eb/0x3b0 [74861.170574] ? worker_thread+0x4d/0x400 [74861.170578] ? kthread+0x104/0x140 [74861.170580] ? process_one_work+0x3b0/0x3b0 [74861.170583] ? kthread_park+0x90/0x90 [74861.170587] ? ret_from_fork+0x35/0x40 [74889.181385] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [74889.181390] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74889.181453] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74889.181483] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74889.181485] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74889.181492] Workqueue: efi_rts_wq efi_call_rts [74889.181497] RIP: 0010:0xfffffffefa9ae2f5 [74889.181499] Code: 41 c1 eb 18 ba b3 00 00 00 80 fb ff 75 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f <33> c0 f0 0f b1 3d 15 12 00 00 75 f4 ec 3c 77 74 ef eb 49 33 c0 f0 [74889.181501] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74889.181504] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74889.181506] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74889.181507] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74889.181508] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74889.181510] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74889.181512] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74889.181514] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74889.181516] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74889.181517] Call Trace: [74889.181524] ? check_preempt_curr+0x7a/0x90 [74889.181528] ? ttwu_do_wakeup+0x1e/0x150 [74889.181533] ? apic_timer_interrupt+0xa/0x20 [74889.181541] ? __switch_to_asm+0x34/0x70 [74889.181545] ? efi_call+0x58/0x90 [74889.181548] ? __switch_to_asm+0x34/0x70 [74889.181553] ? efi_call_rts+0x178/0x900 [74889.181558] ? process_one_work+0x1eb/0x3b0 [74889.181561] ? worker_thread+0x4d/0x400 [74889.181565] ? kthread+0x104/0x140 [74889.181568] ? process_one_work+0x3b0/0x3b0 [74889.181571] ? kthread_park+0x90/0x90 [74889.181576] ? ret_from_fork+0x35/0x40 [74917.189042] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74917.189045] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74917.189090] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74917.189113] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74917.189114] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74917.189120] Workqueue: efi_rts_wq efi_call_rts [74917.189123] RIP: 0010:0xfffffffefa9ae302 [74917.189125] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74917.189126] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74917.189128] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74917.189129] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74917.189130] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74917.189131] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74917.189132] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74917.189134] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74917.189135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74917.189136] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74917.189137] Call Trace: [74917.189142] ? check_preempt_curr+0x7a/0x90 [74917.189146] ? ttwu_do_wakeup+0x1e/0x150 [74917.189149] ? apic_timer_interrupt+0xa/0x20 [74917.189155] ? __switch_to_asm+0x34/0x70 [74917.189158] ? efi_call+0x58/0x90 [74917.189161] ? __switch_to_asm+0x34/0x70 [74917.189164] ? efi_call_rts+0x178/0x900 [74917.189168] ? process_one_work+0x1eb/0x3b0 [74917.189170] ? worker_thread+0x4d/0x400 [74917.189173] ? kthread+0x104/0x140 [74917.189176] ? process_one_work+0x3b0/0x3b0 [74917.189177] ? kthread_park+0x90/0x90 [74917.189180] ? ret_from_fork+0x35/0x40 [74917.621603] INFO: task grub-install:75981 blocked for more than 241 seconds. [74917.621607] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74917.621608] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [74917.621610] grub-install D 0 75981 75840 0x00000000 [74917.621612] Call Trace: [74917.621619] __schedule+0x2e3/0x740 [74917.621622] schedule+0x42/0xb0 [74917.621624] schedule_timeout+0x10e/0x160 [74917.621626] wait_for_completion+0xb1/0x120 [74917.621630] ? wake_up_q+0x70/0x70 [74917.621633] virt_efi_get_variable+0x13f/0x150 [74917.621636] efivar_entry_size+0x59/0xc0 [74917.621639] efivarfs_file_read+0x83/0x130 [74917.621641] ? security_file_permission+0xbb/0x110 [74917.621644] __vfs_read+0x1b/0x40 [74917.621646] vfs_read+0xab/0x160 [74917.621648] ksys_read+0x67/0xe0 [74917.621650] __x64_sys_read+0x1a/0x20 [74917.621653] do_syscall_64+0x57/0x190 [74917.621656] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [74917.621658] RIP: 0033:0x7fd05edcf142 [74917.621663] Code: Bad RIP value. [74917.621664] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [74917.621666] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [74917.621667] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [74917.621668] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [74917.621669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [74917.621670] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [74945.194557] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74945.194561] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74945.194613] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74945.194636] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74945.194637] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74945.194642] Workqueue: efi_rts_wq efi_call_rts [74945.194645] RIP: 0010:0xfffffffefa9ae302 [74945.194648] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74945.194649] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74945.194651] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74945.194652] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74945.194653] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74945.194654] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74945.194655] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74945.194657] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74945.194658] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74945.194659] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74945.194660] Call Trace: [74945.194667] ? check_preempt_curr+0x7a/0x90 [74945.194670] ? ttwu_do_wakeup+0x1e/0x150 [74945.194674] ? apic_timer_interrupt+0xa/0x20 [74945.194680] ? __switch_to_asm+0x34/0x70 [74945.194683] ? efi_call+0x58/0x90 [74945.194685] ? __switch_to_asm+0x34/0x70 [74945.194689] ? efi_call_rts+0x178/0x900 [74945.194692] ? process_one_work+0x1eb/0x3b0 [74945.194695] ? worker_thread+0x4d/0x400 [74945.194698] ? kthread+0x104/0x140 [74945.194700] ? process_one_work+0x3b0/0x3b0 [74945.194702] ? kthread_park+0x90/0x90 [74945.194705] ? ret_from_fork+0x35/0x40 [74973.198687] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [74973.198690] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [74973.198735] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [74973.198758] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74973.198759] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74973.198765] Workqueue: efi_rts_wq efi_call_rts [74973.198768] RIP: 0010:0xfffffffefa9ae302 [74973.198771] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74973.198772] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74973.198774] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74973.198775] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74973.198776] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74973.198777] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74973.198778] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74973.198779] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [74973.198781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [74973.198782] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [74973.198783] Call Trace: [74973.198789] ? check_preempt_curr+0x7a/0x90 [74973.198792] ? ttwu_do_wakeup+0x1e/0x150 [74973.198795] ? apic_timer_interrupt+0xa/0x20 [74973.198801] ? __switch_to_asm+0x34/0x70 [74973.198805] ? efi_call+0x58/0x90 [74973.198807] ? __switch_to_asm+0x34/0x70 [74973.198811] ? efi_call_rts+0x178/0x900 [74973.198814] ? process_one_work+0x1eb/0x3b0 [74973.198817] ? worker_thread+0x4d/0x400 [74973.198820] ? kthread+0x104/0x140 [74973.198822] ? process_one_work+0x3b0/0x3b0 [74973.198824] ? kthread_park+0x90/0x90 [74973.198827] ? ret_from_fork+0x35/0x40 [74985.372404] rcu: INFO: rcu_sched self-detected stall on CPU [74985.372413] rcu: 1-....: (105005 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=48051 [74985.372416] (t=105006 jiffies g=5250297 q=430618) [74985.372418] NMI backtrace for cpu 1 [74985.372423] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [74985.372424] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [74985.372431] Workqueue: efi_rts_wq efi_call_rts [74985.372433] Call Trace: [74985.372436] [74985.372443] dump_stack+0x6d/0x9a [74985.372448] ? lapic_can_unplug_cpu.cold+0x40/0x40 [74985.372452] nmi_cpu_backtrace.cold+0x14/0x53 [74985.372455] nmi_trigger_cpumask_backtrace+0xe8/0xea [74985.372460] arch_trigger_cpumask_backtrace+0x19/0x20 [74985.372463] rcu_dump_cpu_stacks+0x99/0xcb [74985.372467] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [74985.372472] update_process_times+0x28/0x60 [74985.372476] tick_sched_handle+0x29/0x60 [74985.372479] tick_sched_timer+0x3d/0x80 [74985.372483] __hrtimer_run_queues+0xf7/0x270 [74985.372486] ? tick_sched_do_timer+0x60/0x60 [74985.372490] hrtimer_interrupt+0x109/0x220 [74985.372495] smp_apic_timer_interrupt+0x71/0x140 [74985.372498] apic_timer_interrupt+0xf/0x20 [74985.372499] [74985.372503] RIP: 0010:0xfffffffefa9ae302 [74985.372506] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [74985.372508] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [74985.372510] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [74985.372511] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [74985.372512] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [74985.372513] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [74985.372515] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [74985.372522] ? check_preempt_curr+0x7a/0x90 [74985.372526] ? ttwu_do_wakeup+0x1e/0x150 [74985.372529] ? apic_timer_interrupt+0xa/0x20 [74985.372537] ? __switch_to_asm+0x34/0x70 [74985.372541] ? efi_call+0x58/0x90 [74985.372545] ? __switch_to_asm+0x34/0x70 [74985.372549] ? efi_call_rts+0x178/0x900 [74985.372554] ? process_one_work+0x1eb/0x3b0 [74985.372557] ? worker_thread+0x4d/0x400 [74985.372561] ? kthread+0x104/0x140 [74985.372563] ? process_one_work+0x3b0/0x3b0 [74985.372565] ? kthread_park+0x90/0x90 [74985.372569] ? ret_from_fork+0x35/0x40 [75013.202584] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75013.202589] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75013.202656] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75013.202690] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75013.202692] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75013.202698] Workqueue: efi_rts_wq efi_call_rts [75013.202702] RIP: 0010:0xfffffffefa9ae302 [75013.202705] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75013.202707] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75013.202709] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75013.202710] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75013.202711] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75013.202711] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75013.202712] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75013.202714] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75013.202715] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75013.202716] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75013.202717] Call Trace: [75013.202732] ? check_preempt_curr+0x7a/0x90 [75013.202735] ? ttwu_do_wakeup+0x1e/0x150 [75013.202739] ? apic_timer_interrupt+0xa/0x20 [75013.202744] ? __switch_to_asm+0x34/0x70 [75013.202747] ? efi_call+0x58/0x90 [75013.202750] ? __switch_to_asm+0x34/0x70 [75013.202755] ? efi_call_rts+0x178/0x900 [75013.202760] ? process_one_work+0x1eb/0x3b0 [75013.202763] ? worker_thread+0x4d/0x400 [75013.202770] ? kthread+0x104/0x140 [75013.202773] ? process_one_work+0x3b0/0x3b0 [75013.202776] ? kthread_park+0x90/0x90 [75013.202780] ? ret_from_fork+0x35/0x40 [75038.467338] INFO: task grub-install:75981 blocked for more than 362 seconds. [75038.467342] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75038.467343] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75038.467351] grub-install D 0 75981 75840 0x00000000 [75038.467358] Call Trace: [75038.467365] __schedule+0x2e3/0x740 [75038.467367] schedule+0x42/0xb0 [75038.467369] schedule_timeout+0x10e/0x160 [75038.467372] wait_for_completion+0xb1/0x120 [75038.467375] ? wake_up_q+0x70/0x70 [75038.467378] virt_efi_get_variable+0x13f/0x150 [75038.467382] efivar_entry_size+0x59/0xc0 [75038.467385] efivarfs_file_read+0x83/0x130 [75038.467387] ? security_file_permission+0xbb/0x110 [75038.467390] __vfs_read+0x1b/0x40 [75038.467391] vfs_read+0xab/0x160 [75038.467393] ksys_read+0x67/0xe0 [75038.467395] __x64_sys_read+0x1a/0x20 [75038.467398] do_syscall_64+0x57/0x190 [75038.467401] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [75038.467403] RIP: 0033:0x7fd05edcf142 [75038.467408] Code: Bad RIP value. [75038.467409] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [75038.467411] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [75038.467412] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [75038.467413] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [75038.467414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [75038.467414] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [75041.198490] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75041.198494] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75041.198561] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75041.198594] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75041.198596] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75041.198603] Workqueue: efi_rts_wq efi_call_rts [75041.198608] RIP: 0010:0xfffffffefa9ae302 [75041.198610] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75041.198612] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75041.198614] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75041.198616] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75041.198617] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75041.198619] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75041.198620] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75041.198622] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75041.198624] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75041.198626] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75041.198627] Call Trace: [75041.198634] ? check_preempt_curr+0x7a/0x90 [75041.198639] ? ttwu_do_wakeup+0x1e/0x150 [75041.198644] ? apic_timer_interrupt+0xa/0x20 [75041.198650] ? __switch_to_asm+0x34/0x70 [75041.198655] ? efi_call+0x58/0x90 [75041.198658] ? __switch_to_asm+0x34/0x70 [75041.198663] ? efi_call_rts+0x178/0x900 [75041.198667] ? process_one_work+0x1eb/0x3b0 [75041.198670] ? worker_thread+0x4d/0x400 [75041.198675] ? kthread+0x104/0x140 [75041.198678] ? process_one_work+0x3b0/0x3b0 [75041.198681] ? kthread_park+0x90/0x90 [75041.198684] ? ret_from_fork+0x35/0x40 [75069.195392] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75069.195396] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75069.195459] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75069.195490] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75069.195492] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75069.195499] Workqueue: efi_rts_wq efi_call_rts [75069.195504] RIP: 0010:0xfffffffefa9ae302 [75069.195507] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75069.195508] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75069.195511] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75069.195513] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75069.195514] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75069.195515] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75069.195517] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75069.195519] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75069.195520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75069.195522] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75069.195523] Call Trace: [75069.195529] ? check_preempt_curr+0x7a/0x90 [75069.195532] ? ttwu_do_wakeup+0x1e/0x150 [75069.195536] ? apic_timer_interrupt+0xa/0x20 [75069.195542] ? __switch_to_asm+0x34/0x70 [75069.195551] ? efi_call+0x58/0x90 [75069.195554] ? __switch_to_asm+0x34/0x70 [75069.195557] ? efi_call_rts+0x178/0x900 [75069.195560] ? process_one_work+0x1eb/0x3b0 [75069.195563] ? worker_thread+0x4d/0x400 [75069.195566] ? kthread+0x104/0x140 [75069.195568] ? process_one_work+0x3b0/0x3b0 [75069.195570] ? kthread_park+0x90/0x90 [75069.195573] ? ret_from_fork+0x35/0x40 [75097.193085] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75097.193088] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75097.193133] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75097.193162] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75097.193163] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75097.193169] Workqueue: efi_rts_wq efi_call_rts [75097.193172] RIP: 0010:0xfffffffefa9ae302 [75097.193174] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75097.193175] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75097.193177] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75097.193178] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75097.193179] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75097.193180] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75097.193181] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75097.193183] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75097.193184] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75097.193185] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75097.193186] Call Trace: [75097.193192] ? check_preempt_curr+0x7a/0x90 [75097.193195] ? ttwu_do_wakeup+0x1e/0x150 [75097.193199] ? apic_timer_interrupt+0xa/0x20 [75097.193204] ? __switch_to_asm+0x34/0x70 [75097.193208] ? efi_call+0x58/0x90 [75097.193211] ? __switch_to_asm+0x34/0x70 [75097.193214] ? efi_call_rts+0x178/0x900 [75097.193217] ? process_one_work+0x1eb/0x3b0 [75097.193220] ? worker_thread+0x4d/0x400 [75097.193224] ? kthread+0x104/0x140 [75097.193226] ? process_one_work+0x3b0/0x3b0 [75097.193227] ? kthread_park+0x90/0x90 [75097.193230] ? ret_from_fork+0x35/0x40 [75125.191421] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75125.191426] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75125.191488] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75125.191526] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75125.191528] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75125.191535] Workqueue: efi_rts_wq efi_call_rts [75125.191539] RIP: 0010:0xfffffffefa9ae302 [75125.191543] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75125.191545] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75125.191547] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75125.191549] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75125.191550] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75125.191552] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75125.191554] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75125.191556] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75125.191557] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75125.191559] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75125.191560] Call Trace: [75125.191567] ? check_preempt_curr+0x7a/0x90 [75125.191573] ? ttwu_do_wakeup+0x1e/0x150 [75125.191577] ? apic_timer_interrupt+0xa/0x20 [75125.191585] ? __switch_to_asm+0x34/0x70 [75125.191589] ? efi_call+0x58/0x90 [75125.191592] ? __switch_to_asm+0x34/0x70 [75125.191596] ? efi_call_rts+0x178/0x900 [75125.191601] ? process_one_work+0x1eb/0x3b0 [75125.191605] ? worker_thread+0x4d/0x400 [75125.191609] ? kthread+0x104/0x140 [75125.191612] ? process_one_work+0x3b0/0x3b0 [75125.191614] ? kthread_park+0x90/0x90 [75125.191618] ? ret_from_fork+0x35/0x40 [75153.190269] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75153.190272] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75153.190324] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75153.190346] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75153.190347] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75153.190353] Workqueue: efi_rts_wq efi_call_rts [75153.190356] RIP: 0010:0xfffffffefa9ae302 [75153.190358] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75153.190360] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75153.190362] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75153.190363] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75153.190364] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75153.190365] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75153.190366] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75153.190367] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75153.190369] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75153.190370] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75153.190371] Call Trace: [75153.190376] ? check_preempt_curr+0x7a/0x90 [75153.190380] ? ttwu_do_wakeup+0x1e/0x150 [75153.190383] ? apic_timer_interrupt+0xa/0x20 [75153.190389] ? __switch_to_asm+0x34/0x70 [75153.190392] ? efi_call+0x58/0x90 [75153.190395] ? __switch_to_asm+0x34/0x70 [75153.190398] ? efi_call_rts+0x178/0x900 [75153.190402] ? process_one_work+0x1eb/0x3b0 [75153.190404] ? worker_thread+0x4d/0x400 [75153.190407] ? kthread+0x104/0x140 [75153.190410] ? process_one_work+0x3b0/0x3b0 [75153.190411] ? kthread_park+0x90/0x90 [75153.190414] ? ret_from_fork+0x35/0x40 [75159.286577] INFO: task grub-install:75981 blocked for more than 483 seconds. [75159.286581] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75159.286582] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75159.286584] grub-install D 0 75981 75840 0x00000000 [75159.286586] Call Trace: [75159.286593] __schedule+0x2e3/0x740 [75159.286596] schedule+0x42/0xb0 [75159.286598] schedule_timeout+0x10e/0x160 [75159.286601] wait_for_completion+0xb1/0x120 [75159.286604] ? wake_up_q+0x70/0x70 [75159.286607] virt_efi_get_variable+0x13f/0x150 [75159.286610] efivar_entry_size+0x59/0xc0 [75159.286613] efivarfs_file_read+0x83/0x130 [75159.286615] ? security_file_permission+0xbb/0x110 [75159.286618] __vfs_read+0x1b/0x40 [75159.286620] vfs_read+0xab/0x160 [75159.286622] ksys_read+0x67/0xe0 [75159.286624] __x64_sys_read+0x1a/0x20 [75159.286627] do_syscall_64+0x57/0x190 [75159.286629] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [75159.286631] RIP: 0033:0x7fd05edcf142 [75159.286637] Code: Bad RIP value. [75159.286638] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [75159.286640] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [75159.286641] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [75159.286642] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [75159.286643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [75159.286644] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [75165.378113] rcu: INFO: rcu_sched self-detected stall on CPU [75165.378121] rcu: 1-....: (150009 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=68642 [75165.378123] (t=150009 jiffies g=5250297 q=456090) [75165.378125] NMI backtrace for cpu 1 [75165.378128] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75165.378130] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75165.378135] Workqueue: efi_rts_wq efi_call_rts [75165.378137] Call Trace: [75165.378139] [75165.378145] dump_stack+0x6d/0x9a [75165.378149] ? lapic_can_unplug_cpu.cold+0x40/0x40 [75165.378152] nmi_cpu_backtrace.cold+0x14/0x53 [75165.378155] nmi_trigger_cpumask_backtrace+0xe8/0xea [75165.378158] arch_trigger_cpumask_backtrace+0x19/0x20 [75165.378161] rcu_dump_cpu_stacks+0x99/0xcb [75165.378164] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [75165.378168] update_process_times+0x28/0x60 [75165.378171] tick_sched_handle+0x29/0x60 [75165.378174] tick_sched_timer+0x3d/0x80 [75165.378176] __hrtimer_run_queues+0xf7/0x270 [75165.378178] ? tick_sched_do_timer+0x60/0x60 [75165.378181] hrtimer_interrupt+0x109/0x220 [75165.378184] smp_apic_timer_interrupt+0x71/0x140 [75165.378187] apic_timer_interrupt+0xf/0x20 [75165.378188] [75165.378190] RIP: 0010:0xfffffffefa9ae302 [75165.378192] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75165.378194] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75165.378196] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75165.378197] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75165.378198] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75165.378199] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75165.378200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75165.378205] ? check_preempt_curr+0x7a/0x90 [75165.378208] ? ttwu_do_wakeup+0x1e/0x150 [75165.378210] ? apic_timer_interrupt+0xa/0x20 [75165.378216] ? __switch_to_asm+0x34/0x70 [75165.378219] ? efi_call+0x58/0x90 [75165.378222] ? __switch_to_asm+0x34/0x70 [75165.378225] ? efi_call_rts+0x178/0x900 [75165.378228] ? process_one_work+0x1eb/0x3b0 [75165.378231] ? worker_thread+0x4d/0x400 [75165.378234] ? kthread+0x104/0x140 [75165.378236] ? process_one_work+0x3b0/0x3b0 [75165.378238] ? kthread_park+0x90/0x90 [75165.378241] ? ret_from_fork+0x35/0x40 [75193.189313] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75193.189317] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75193.189362] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75193.189384] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75193.189385] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75193.189391] Workqueue: efi_rts_wq efi_call_rts [75193.189394] RIP: 0010:0xfffffffefa9ae302 [75193.189397] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75193.189398] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75193.189400] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75193.189401] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75193.189402] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75193.189403] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75193.189404] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75193.189405] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75193.189406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75193.189408] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75193.189409] Call Trace: [75193.189414] ? check_preempt_curr+0x7a/0x90 [75193.189418] ? ttwu_do_wakeup+0x1e/0x150 [75193.189421] ? apic_timer_interrupt+0xa/0x20 [75193.189427] ? __switch_to_asm+0x34/0x70 [75193.189430] ? efi_call+0x58/0x90 [75193.189433] ? __switch_to_asm+0x34/0x70 [75193.189436] ? efi_call_rts+0x178/0x900 [75193.189440] ? process_one_work+0x1eb/0x3b0 [75193.189442] ? worker_thread+0x4d/0x400 [75193.189446] ? kthread+0x104/0x140 [75193.189448] ? process_one_work+0x3b0/0x3b0 [75193.189449] ? kthread_park+0x90/0x90 [75193.189452] ? ret_from_fork+0x35/0x40 [75221.189027] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75221.189035] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75221.189080] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75221.189103] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75221.189104] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75221.189109] Workqueue: efi_rts_wq efi_call_rts [75221.189113] RIP: 0010:0xfffffffefa9ae302 [75221.189115] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75221.189116] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75221.189119] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75221.189120] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75221.189121] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75221.189122] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75221.189122] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75221.189124] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75221.189125] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75221.189126] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75221.189127] Call Trace: [75221.189133] ? check_preempt_curr+0x7a/0x90 [75221.189136] ? ttwu_do_wakeup+0x1e/0x150 [75221.189140] ? apic_timer_interrupt+0xa/0x20 [75221.189145] ? __switch_to_asm+0x34/0x70 [75221.189149] ? efi_call+0x58/0x90 [75221.189151] ? __switch_to_asm+0x34/0x70 [75221.189155] ? efi_call_rts+0x178/0x900 [75221.189158] ? process_one_work+0x1eb/0x3b0 [75221.189161] ? worker_thread+0x4d/0x400 [75221.189164] ? kthread+0x104/0x140 [75221.189166] ? process_one_work+0x3b0/0x3b0 [75221.189168] ? kthread_park+0x90/0x90 [75221.189171] ? ret_from_fork+0x35/0x40 [75249.188973] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75249.188978] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75249.189053] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75249.189086] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75249.189087] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75249.189094] Workqueue: efi_rts_wq efi_call_rts [75249.189098] RIP: 0010:0xfffffffefa9ae302 [75249.189101] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75249.189103] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75249.189106] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75249.189107] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75249.189108] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75249.189110] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75249.189111] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75249.189114] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75249.189116] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75249.189118] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75249.189119] Call Trace: [75249.189125] ? check_preempt_curr+0x7a/0x90 [75249.189130] ? ttwu_do_wakeup+0x1e/0x150 [75249.189134] ? apic_timer_interrupt+0xa/0x20 [75249.189141] ? __switch_to_asm+0x34/0x70 [75249.189146] ? efi_call+0x58/0x90 [75249.189149] ? __switch_to_asm+0x34/0x70 [75249.189154] ? efi_call_rts+0x178/0x900 [75249.189158] ? process_one_work+0x1eb/0x3b0 [75249.189162] ? worker_thread+0x4d/0x400 [75249.189166] ? kthread+0x104/0x140 [75249.189170] ? process_one_work+0x3b0/0x3b0 [75249.189172] ? kthread_park+0x90/0x90 [75249.189176] ? ret_from_fork+0x35/0x40 [75277.189121] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75277.189125] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75277.189170] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75277.189192] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75277.189194] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75277.189200] Workqueue: efi_rts_wq efi_call_rts [75277.189203] RIP: 0010:0xfffffffefa9ae302 [75277.189206] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75277.189207] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75277.189209] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75277.189210] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75277.189211] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75277.189212] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75277.189213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75277.189215] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75277.189216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75277.189217] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75277.189218] Call Trace: [75277.189224] ? check_preempt_curr+0x7a/0x90 [75277.189228] ? ttwu_do_wakeup+0x1e/0x150 [75277.189231] ? apic_timer_interrupt+0xa/0x20 [75277.189237] ? __switch_to_asm+0x34/0x70 [75277.189240] ? efi_call+0x58/0x90 [75277.189243] ? __switch_to_asm+0x34/0x70 [75277.189246] ? efi_call_rts+0x178/0x900 [75277.189249] ? process_one_work+0x1eb/0x3b0 [75277.189252] ? worker_thread+0x4d/0x400 [75277.189255] ? kthread+0x104/0x140 [75277.189257] ? process_one_work+0x3b0/0x3b0 [75277.189259] ? kthread_park+0x90/0x90 [75277.189262] ? ret_from_fork+0x35/0x40 [75280.117633] INFO: task grub-install:75981 blocked for more than 604 seconds. [75280.117636] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75280.117638] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75280.117639] grub-install D 0 75981 75840 0x00000000 [75280.117642] Call Trace: [75280.117649] __schedule+0x2e3/0x740 [75280.117651] schedule+0x42/0xb0 [75280.117654] schedule_timeout+0x10e/0x160 [75280.117656] wait_for_completion+0xb1/0x120 [75280.117660] ? wake_up_q+0x70/0x70 [75280.117663] virt_efi_get_variable+0x13f/0x150 [75280.117666] efivar_entry_size+0x59/0xc0 [75280.117669] efivarfs_file_read+0x83/0x130 [75280.117671] ? security_file_permission+0xbb/0x110 [75280.117674] __vfs_read+0x1b/0x40 [75280.117676] vfs_read+0xab/0x160 [75280.117678] ksys_read+0x67/0xe0 [75280.117680] __x64_sys_read+0x1a/0x20 [75280.117683] do_syscall_64+0x57/0x190 [75280.117685] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [75280.117688] RIP: 0033:0x7fd05edcf142 [75280.117692] Code: Bad RIP value. [75280.117693] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [75280.117695] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [75280.117696] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [75280.117697] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [75280.117698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [75280.117699] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [75305.189417] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75305.189420] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75305.189467] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75305.189503] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75305.189504] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75305.189512] Workqueue: efi_rts_wq efi_call_rts [75305.189515] RIP: 0010:0xfffffffefa9ae302 [75305.189517] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75305.189518] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75305.189520] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75305.189521] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75305.189522] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75305.189523] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75305.189524] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75305.189526] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75305.189527] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75305.189528] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75305.189529] Call Trace: [75305.189535] ? check_preempt_curr+0x7a/0x90 [75305.189538] ? ttwu_do_wakeup+0x1e/0x150 [75305.189542] ? apic_timer_interrupt+0xa/0x20 [75305.189547] ? __switch_to_asm+0x34/0x70 [75305.189551] ? efi_call+0x58/0x90 [75305.189553] ? __switch_to_asm+0x34/0x70 [75305.189557] ? efi_call_rts+0x178/0x900 [75305.189560] ? process_one_work+0x1eb/0x3b0 [75305.189563] ? worker_thread+0x4d/0x400 [75305.189566] ? kthread+0x104/0x140 [75305.189568] ? process_one_work+0x3b0/0x3b0 [75305.189570] ? kthread_park+0x90/0x90 [75305.189573] ? ret_from_fork+0x35/0x40 [75333.189845] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75333.189848] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75333.189893] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75333.189916] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75333.189917] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75333.189923] Workqueue: efi_rts_wq efi_call_rts [75333.189926] RIP: 0010:0xfffffffefa9ae302 [75333.189928] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75333.189930] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75333.189932] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75333.189933] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75333.189934] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75333.189935] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75333.189936] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75333.189937] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75333.189938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75333.189940] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75333.189941] Call Trace: [75333.189946] ? check_preempt_curr+0x7a/0x90 [75333.189950] ? ttwu_do_wakeup+0x1e/0x150 [75333.189953] ? apic_timer_interrupt+0xa/0x20 [75333.189959] ? __switch_to_asm+0x34/0x70 [75333.189962] ? efi_call+0x58/0x90 [75333.189965] ? __switch_to_asm+0x34/0x70 [75333.189968] ? efi_call_rts+0x178/0x900 [75333.189972] ? process_one_work+0x1eb/0x3b0 [75333.189975] ? worker_thread+0x4d/0x400 [75333.189978] ? kthread+0x104/0x140 [75333.189980] ? process_one_work+0x3b0/0x3b0 [75333.189982] ? kthread_park+0x90/0x90 [75333.189984] ? ret_from_fork+0x35/0x40 [75345.386275] rcu: INFO: rcu_sched self-detected stall on CPU [75345.386283] rcu: 1-....: (195011 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=89344 [75345.386286] (t=195012 jiffies g=5250297 q=474524) [75345.386287] NMI backtrace for cpu 1 [75345.386290] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75345.386291] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75345.386297] Workqueue: efi_rts_wq efi_call_rts [75345.386299] Call Trace: [75345.386301] [75345.386307] dump_stack+0x6d/0x9a [75345.386311] ? lapic_can_unplug_cpu.cold+0x40/0x40 [75345.386314] nmi_cpu_backtrace.cold+0x14/0x53 [75345.386317] nmi_trigger_cpumask_backtrace+0xe8/0xea [75345.386320] arch_trigger_cpumask_backtrace+0x19/0x20 [75345.386323] rcu_dump_cpu_stacks+0x99/0xcb [75345.386326] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [75345.386330] update_process_times+0x28/0x60 [75345.386334] tick_sched_handle+0x29/0x60 [75345.386336] tick_sched_timer+0x3d/0x80 [75345.386338] __hrtimer_run_queues+0xf7/0x270 [75345.386341] ? tick_sched_do_timer+0x60/0x60 [75345.386343] hrtimer_interrupt+0x109/0x220 [75345.386347] smp_apic_timer_interrupt+0x71/0x140 [75345.386349] apic_timer_interrupt+0xf/0x20 [75345.386350] [75345.386352] RIP: 0010:0xfffffffefa9ae302 [75345.386354] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75345.386355] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75345.386357] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75345.386358] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75345.386359] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75345.386360] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75345.386361] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75345.386367] ? check_preempt_curr+0x7a/0x90 [75345.386369] ? ttwu_do_wakeup+0x1e/0x150 [75345.386372] ? apic_timer_interrupt+0xa/0x20 [75345.386377] ? __switch_to_asm+0x34/0x70 [75345.386381] ? efi_call+0x58/0x90 [75345.386383] ? __switch_to_asm+0x34/0x70 [75345.386386] ? efi_call_rts+0x178/0x900 [75345.386390] ? process_one_work+0x1eb/0x3b0 [75345.386393] ? worker_thread+0x4d/0x400 [75345.386396] ? kthread+0x104/0x140 [75345.386398] ? process_one_work+0x3b0/0x3b0 [75345.386400] ? kthread_park+0x90/0x90 [75345.386403] ? ret_from_fork+0x35/0x40 [75373.190622] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75373.190627] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75373.190695] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75373.190725] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75373.190726] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75373.190733] Workqueue: efi_rts_wq efi_call_rts [75373.190737] RIP: 0010:0xfffffffefa9ae302 [75373.190740] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75373.190742] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75373.190745] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75373.190746] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75373.190748] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75373.190749] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75373.190750] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75373.190753] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75373.190755] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75373.190756] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75373.190758] Call Trace: [75373.190764] ? check_preempt_curr+0x7a/0x90 [75373.190768] ? ttwu_do_wakeup+0x1e/0x150 [75373.190773] ? apic_timer_interrupt+0xa/0x20 [75373.190780] ? __switch_to_asm+0x34/0x70 [75373.190784] ? efi_call+0x58/0x90 [75373.190787] ? __switch_to_asm+0x34/0x70 [75373.190792] ? efi_call_rts+0x178/0x900 [75373.190796] ? process_one_work+0x1eb/0x3b0 [75373.190800] ? worker_thread+0x4d/0x400 [75373.190804] ? kthread+0x104/0x140 [75373.190806] ? process_one_work+0x3b0/0x3b0 [75373.190809] ? kthread_park+0x90/0x90 [75373.190812] ? ret_from_fork+0x35/0x40 [75400.951746] INFO: task grub-install:75981 blocked for more than 724 seconds. [75400.951751] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75400.951752] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75400.951754] grub-install D 0 75981 75840 0x00000000 [75400.951756] Call Trace: [75400.951763] __schedule+0x2e3/0x740 [75400.951766] schedule+0x42/0xb0 [75400.951768] schedule_timeout+0x10e/0x160 [75400.951771] wait_for_completion+0xb1/0x120 [75400.951774] ? wake_up_q+0x70/0x70 [75400.951777] virt_efi_get_variable+0x13f/0x150 [75400.951780] efivar_entry_size+0x59/0xc0 [75400.951783] efivarfs_file_read+0x83/0x130 [75400.951785] ? security_file_permission+0xbb/0x110 [75400.951788] __vfs_read+0x1b/0x40 [75400.951790] vfs_read+0xab/0x160 [75400.951792] ksys_read+0x67/0xe0 [75400.951794] __x64_sys_read+0x1a/0x20 [75400.951797] do_syscall_64+0x57/0x190 [75400.951799] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [75400.951801] RIP: 0033:0x7fd05edcf142 [75400.951806] Code: Bad RIP value. [75400.951808] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [75400.951810] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [75400.951811] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [75400.951812] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [75400.951812] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [75400.951813] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [75401.191258] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75401.191263] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75401.191323] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75401.191354] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75401.191355] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75401.191363] Workqueue: efi_rts_wq efi_call_rts [75401.191367] RIP: 0010:0xfffffffefa9ae302 [75401.191371] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75401.191372] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75401.191375] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75401.191376] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75401.191377] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75401.191379] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75401.191381] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75401.191383] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75401.191385] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75401.191386] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75401.191388] Call Trace: [75401.191394] ? check_preempt_curr+0x7a/0x90 [75401.191399] ? ttwu_do_wakeup+0x1e/0x150 [75401.191404] ? apic_timer_interrupt+0xa/0x20 [75401.191411] ? __switch_to_asm+0x34/0x70 [75401.191414] ? efi_call+0x58/0x90 [75401.191418] ? __switch_to_asm+0x34/0x70 [75401.191422] ? efi_call_rts+0x178/0x900 [75401.191431] ? process_one_work+0x1eb/0x3b0 [75401.191435] ? worker_thread+0x4d/0x400 [75401.191439] ? kthread+0x104/0x140 [75401.191441] ? process_one_work+0x3b0/0x3b0 [75401.191444] ? kthread_park+0x90/0x90 [75401.191448] ? ret_from_fork+0x35/0x40 [75429.191950] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75429.191954] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75429.191999] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75429.192023] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75429.192025] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75429.192034] Workqueue: efi_rts_wq efi_call_rts [75429.192037] RIP: 0010:0xfffffffefa9ae302 [75429.192040] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75429.192041] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75429.192046] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75429.192049] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75429.192050] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75429.192051] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75429.192053] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75429.192055] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75429.192056] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75429.192058] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75429.192059] Call Trace: [75429.192066] ? check_preempt_curr+0x7a/0x90 [75429.192070] ? ttwu_do_wakeup+0x1e/0x150 [75429.192074] ? apic_timer_interrupt+0xa/0x20 [75429.192081] ? __switch_to_asm+0x34/0x70 [75429.192085] ? efi_call+0x58/0x90 [75429.192088] ? __switch_to_asm+0x34/0x70 [75429.192092] ? efi_call_rts+0x178/0x900 [75429.192096] ? process_one_work+0x1eb/0x3b0 [75429.192099] ? worker_thread+0x4d/0x400 [75429.192103] ? kthread+0x104/0x140 [75429.192105] ? process_one_work+0x3b0/0x3b0 [75429.192107] ? kthread_park+0x90/0x90 [75429.192111] ? ret_from_fork+0x35/0x40 [75457.192691] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75457.192695] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75457.192747] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75457.192769] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75457.192770] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75457.192776] Workqueue: efi_rts_wq efi_call_rts [75457.192779] RIP: 0010:0xfffffffefa9ae302 [75457.192781] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75457.192783] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75457.192785] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75457.192786] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75457.192787] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75457.192788] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75457.192789] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75457.192790] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75457.192791] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75457.192792] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75457.192793] Call Trace: [75457.192799] ? check_preempt_curr+0x7a/0x90 [75457.192803] ? ttwu_do_wakeup+0x1e/0x150 [75457.192807] ? apic_timer_interrupt+0xa/0x20 [75457.192812] ? __switch_to_asm+0x34/0x70 [75457.192816] ? efi_call+0x58/0x90 [75457.192818] ? __switch_to_asm+0x34/0x70 [75457.192821] ? efi_call_rts+0x178/0x900 [75457.192825] ? process_one_work+0x1eb/0x3b0 [75457.192827] ? worker_thread+0x4d/0x400 [75457.192831] ? kthread+0x104/0x140 [75457.192833] ? process_one_work+0x3b0/0x3b0 [75457.192834] ? kthread_park+0x90/0x90 [75457.192837] ? ret_from_fork+0x35/0x40 [75485.193473] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75485.193478] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75485.193530] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75485.193553] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75485.193555] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75485.193561] Workqueue: efi_rts_wq efi_call_rts [75485.193564] RIP: 0010:0xfffffffefa9ae302 [75485.193566] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75485.193568] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75485.193570] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75485.193571] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75485.193572] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75485.193573] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75485.193574] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75485.193576] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75485.193577] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75485.193578] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75485.193579] Call Trace: [75485.193585] ? check_preempt_curr+0x7a/0x90 [75485.193588] ? ttwu_do_wakeup+0x1e/0x150 [75485.193592] ? apic_timer_interrupt+0xa/0x20 [75485.193597] ? __switch_to_asm+0x34/0x70 [75485.193601] ? efi_call+0x58/0x90 [75485.193603] ? __switch_to_asm+0x34/0x70 [75485.193607] ? efi_call_rts+0x178/0x900 [75485.193610] ? process_one_work+0x1eb/0x3b0 [75485.193613] ? worker_thread+0x4d/0x400 [75485.193616] ? kthread+0x104/0x140 [75485.193618] ? process_one_work+0x3b0/0x3b0 [75485.193620] ? kthread_park+0x90/0x90 [75485.193622] ? ret_from_fork+0x35/0x40 [75513.194284] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75513.194291] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75513.194336] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75513.194358] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75513.194360] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75513.194365] Workqueue: efi_rts_wq efi_call_rts [75513.194368] RIP: 0010:0xfffffffefa9ae302 [75513.194370] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75513.194372] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75513.194374] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75513.194375] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75513.194376] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75513.194377] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75513.194378] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75513.194379] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75513.194381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75513.194382] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75513.194383] Call Trace: [75513.194388] ? check_preempt_curr+0x7a/0x90 [75513.194391] ? ttwu_do_wakeup+0x1e/0x150 [75513.194395] ? apic_timer_interrupt+0xa/0x20 [75513.194400] ? __switch_to_asm+0x34/0x70 [75513.194404] ? efi_call+0x58/0x90 [75513.194407] ? __switch_to_asm+0x34/0x70 [75513.194410] ? efi_call_rts+0x178/0x900 [75513.194413] ? process_one_work+0x1eb/0x3b0 [75513.194416] ? worker_thread+0x4d/0x400 [75513.194420] ? kthread+0x104/0x140 [75513.194422] ? process_one_work+0x3b0/0x3b0 [75513.194424] ? kthread_park+0x90/0x90 [75513.194426] ? ret_from_fork+0x35/0x40 [75521.791031] INFO: task grub-install:75981 blocked for more than 845 seconds. [75521.791035] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75521.791036] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75521.791041] grub-install D 0 75981 75840 0x00000000 [75521.791046] Call Trace: [75521.791053] __schedule+0x2e3/0x740 [75521.791055] schedule+0x42/0xb0 [75521.791058] schedule_timeout+0x10e/0x160 [75521.791060] wait_for_completion+0xb1/0x120 [75521.791064] ? wake_up_q+0x70/0x70 [75521.791067] virt_efi_get_variable+0x13f/0x150 [75521.791070] efivar_entry_size+0x59/0xc0 [75521.791073] efivarfs_file_read+0x83/0x130 [75521.791075] ? security_file_permission+0xbb/0x110 [75521.791078] __vfs_read+0x1b/0x40 [75521.791080] vfs_read+0xab/0x160 [75521.791082] ksys_read+0x67/0xe0 [75521.791084] __x64_sys_read+0x1a/0x20 [75521.791087] do_syscall_64+0x57/0x190 [75521.791089] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [75521.791091] RIP: 0033:0x7fd05edcf142 [75521.791096] Code: Bad RIP value. [75521.791097] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [75521.791099] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [75521.791100] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [75521.791101] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [75521.791102] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [75521.791103] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [75525.405082] rcu: INFO: rcu_sched self-detected stall on CPU [75525.405091] rcu: 1-....: (240015 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=109916 [75525.405094] (t=240015 jiffies g=5250297 q=494195) [75525.405095] NMI backtrace for cpu 1 [75525.405099] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75525.405101] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75525.405106] Workqueue: efi_rts_wq efi_call_rts [75525.405108] Call Trace: [75525.405110] [75525.405116] dump_stack+0x6d/0x9a [75525.405120] ? lapic_can_unplug_cpu.cold+0x40/0x40 [75525.405122] nmi_cpu_backtrace.cold+0x14/0x53 [75525.405125] nmi_trigger_cpumask_backtrace+0xe8/0xea [75525.405128] arch_trigger_cpumask_backtrace+0x19/0x20 [75525.405132] rcu_dump_cpu_stacks+0x99/0xcb [75525.405135] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [75525.405139] update_process_times+0x28/0x60 [75525.405142] tick_sched_handle+0x29/0x60 [75525.405144] tick_sched_timer+0x3d/0x80 [75525.405146] __hrtimer_run_queues+0xf7/0x270 [75525.405149] ? tick_sched_do_timer+0x60/0x60 [75525.405151] hrtimer_interrupt+0x109/0x220 [75525.405155] smp_apic_timer_interrupt+0x71/0x140 [75525.405157] apic_timer_interrupt+0xf/0x20 [75525.405158] [75525.405161] RIP: 0010:0xfffffffefa9ae302 [75525.405163] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75525.405164] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75525.405166] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75525.405167] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75525.405168] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75525.405169] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75525.405170] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75525.405175] ? check_preempt_curr+0x7a/0x90 [75525.405178] ? ttwu_do_wakeup+0x1e/0x150 [75525.405180] ? apic_timer_interrupt+0xa/0x20 [75525.405186] ? __switch_to_asm+0x34/0x70 [75525.405189] ? efi_call+0x58/0x90 [75525.405192] ? __switch_to_asm+0x34/0x70 [75525.405195] ? efi_call_rts+0x178/0x900 [75525.405199] ? process_one_work+0x1eb/0x3b0 [75525.405201] ? worker_thread+0x4d/0x400 [75525.405205] ? kthread+0x104/0x140 [75525.405207] ? process_one_work+0x3b0/0x3b0 [75525.405208] ? kthread_park+0x90/0x90 [75525.405211] ? ret_from_fork+0x35/0x40 [75553.174177] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75553.174180] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75553.174225] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75553.174247] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75553.174248] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75553.174254] Workqueue: efi_rts_wq efi_call_rts [75553.174257] RIP: 0010:0xfffffffefa9ae302 [75553.174259] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75553.174260] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75553.174262] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75553.174263] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75553.174264] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75553.174265] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75553.174266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75553.174268] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75553.174269] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75553.174270] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75553.174271] Call Trace: [75553.174276] ? check_preempt_curr+0x7a/0x90 [75553.174280] ? ttwu_do_wakeup+0x1e/0x150 [75553.174283] ? apic_timer_interrupt+0xa/0x20 [75553.174288] ? __switch_to_asm+0x34/0x70 [75553.174292] ? efi_call+0x58/0x90 [75553.174295] ? __switch_to_asm+0x34/0x70 [75553.174298] ? efi_call_rts+0x178/0x900 [75553.174306] ? process_one_work+0x1eb/0x3b0 [75553.174309] ? worker_thread+0x4d/0x400 [75553.174312] ? kthread+0x104/0x140 [75553.174314] ? process_one_work+0x3b0/0x3b0 [75553.174316] ? kthread_park+0x90/0x90 [75553.174319] ? ret_from_fork+0x35/0x40 [75581.158741] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75581.158745] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75581.158789] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75581.158811] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75581.158812] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75581.158818] Workqueue: efi_rts_wq efi_call_rts [75581.158822] RIP: 0010:0xfffffffefa9ae302 [75581.158824] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75581.158825] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75581.158827] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75581.158828] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75581.158829] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75581.158830] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75581.158831] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75581.158832] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75581.158834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75581.158835] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75581.158836] Call Trace: [75581.158841] ? check_preempt_curr+0x7a/0x90 [75581.158845] ? ttwu_do_wakeup+0x1e/0x150 [75581.158848] ? apic_timer_interrupt+0xa/0x20 [75581.158854] ? __switch_to_asm+0x34/0x70 [75581.158857] ? efi_call+0x58/0x90 [75581.158860] ? __switch_to_asm+0x34/0x70 [75581.158863] ? efi_call_rts+0x178/0x900 [75581.158866] ? process_one_work+0x1eb/0x3b0 [75581.158869] ? worker_thread+0x4d/0x400 [75581.158872] ? kthread+0x104/0x140 [75581.158874] ? process_one_work+0x3b0/0x3b0 [75581.158876] ? kthread_park+0x90/0x90 [75581.158879] ? ret_from_fork+0x35/0x40 [75609.146052] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75609.146055] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75609.146100] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75609.146122] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75609.146123] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75609.146129] Workqueue: efi_rts_wq efi_call_rts [75609.146132] RIP: 0010:0xfffffffefa9ae302 [75609.146134] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75609.146135] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75609.146137] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75609.146138] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75609.146139] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75609.146140] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75609.146141] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75609.146143] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75609.146144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75609.146145] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75609.146146] Call Trace: [75609.146163] ? check_preempt_curr+0x7a/0x90 [75609.146166] ? ttwu_do_wakeup+0x1e/0x150 [75609.146170] ? apic_timer_interrupt+0xa/0x20 [75609.146176] ? __switch_to_asm+0x34/0x70 [75609.146179] ? efi_call+0x58/0x90 [75609.146182] ? __switch_to_asm+0x34/0x70 [75609.146185] ? efi_call_rts+0x178/0x900 [75609.146189] ? process_one_work+0x1eb/0x3b0 [75609.146192] ? worker_thread+0x4d/0x400 [75609.146195] ? kthread+0x104/0x140 [75609.146197] ? process_one_work+0x3b0/0x3b0 [75609.146199] ? kthread_park+0x90/0x90 [75609.146202] ? ret_from_fork+0x35/0x40 [75637.135564] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75637.135567] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75637.135612] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75637.135634] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75637.135635] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75637.135641] Workqueue: efi_rts_wq efi_call_rts [75637.135644] RIP: 0010:0xfffffffefa9ae302 [75637.135647] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75637.135648] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75637.135650] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75637.135651] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75637.135652] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75637.135653] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75637.135654] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75637.135655] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75637.135657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75637.135658] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75637.135659] Call Trace: [75637.135664] ? check_preempt_curr+0x7a/0x90 [75637.135668] ? ttwu_do_wakeup+0x1e/0x150 [75637.135671] ? apic_timer_interrupt+0xa/0x20 [75637.135677] ? __switch_to_asm+0x34/0x70 [75637.135680] ? efi_call+0x58/0x90 [75637.135683] ? __switch_to_asm+0x34/0x70 [75637.135686] ? efi_call_rts+0x178/0x900 [75637.135690] ? process_one_work+0x1eb/0x3b0 [75637.135693] ? worker_thread+0x4d/0x400 [75637.135696] ? kthread+0x104/0x140 [75637.135698] ? process_one_work+0x3b0/0x3b0 [75637.135699] ? kthread_park+0x90/0x90 [75637.135702] ? ret_from_fork+0x35/0x40 [75642.558255] INFO: task grub-install:75981 blocked for more than 966 seconds. [75642.558259] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75642.558260] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75642.558261] grub-install D 0 75981 75840 0x00000000 [75642.558264] Call Trace: [75642.558271] __schedule+0x2e3/0x740 [75642.558273] schedule+0x42/0xb0 [75642.558276] schedule_timeout+0x10e/0x160 [75642.558278] wait_for_completion+0xb1/0x120 [75642.558282] ? wake_up_q+0x70/0x70 [75642.558284] virt_efi_get_variable+0x13f/0x150 [75642.558288] efivar_entry_size+0x59/0xc0 [75642.558291] efivarfs_file_read+0x83/0x130 [75642.558293] ? security_file_permission+0xbb/0x110 [75642.558296] __vfs_read+0x1b/0x40 [75642.558298] vfs_read+0xab/0x160 [75642.558300] ksys_read+0x67/0xe0 [75642.558302] __x64_sys_read+0x1a/0x20 [75642.558305] do_syscall_64+0x57/0x190 [75642.558308] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [75642.558310] RIP: 0033:0x7fd05edcf142 [75642.558315] Code: Bad RIP value. [75642.558316] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [75642.558318] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [75642.558319] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [75642.558320] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [75642.558321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [75642.558322] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [75665.126849] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75665.126853] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75665.126910] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75665.126941] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75665.126943] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75665.126950] Workqueue: efi_rts_wq efi_call_rts [75665.126954] RIP: 0010:0xfffffffefa9ae302 [75665.126957] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75665.126958] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75665.126961] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75665.126962] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75665.126963] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75665.126964] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75665.126965] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75665.126966] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75665.126968] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75665.126969] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75665.126970] Call Trace: [75665.126976] ? check_preempt_curr+0x7a/0x90 [75665.126979] ? ttwu_do_wakeup+0x1e/0x150 [75665.126983] ? apic_timer_interrupt+0xa/0x20 [75665.126989] ? __switch_to_asm+0x34/0x70 [75665.126992] ? efi_call+0x58/0x90 [75665.126995] ? __switch_to_asm+0x34/0x70 [75665.126998] ? efi_call_rts+0x178/0x900 [75665.127002] ? process_one_work+0x1eb/0x3b0 [75665.127005] ? worker_thread+0x4d/0x400 [75665.127008] ? kthread+0x104/0x140 [75665.127010] ? process_one_work+0x3b0/0x3b0 [75665.127012] ? kthread_park+0x90/0x90 [75665.127015] ? ret_from_fork+0x35/0x40 [75693.119551] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75693.119554] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75693.119608] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75693.119641] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75693.119642] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75693.119648] Workqueue: efi_rts_wq efi_call_rts [75693.119651] RIP: 0010:0xfffffffefa9ae302 [75693.119653] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75693.119655] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75693.119657] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75693.119658] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75693.119659] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75693.119660] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75693.119661] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75693.119662] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75693.119663] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75693.119664] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75693.119666] Call Trace: [75693.119671] ? check_preempt_curr+0x7a/0x90 [75693.119675] ? ttwu_do_wakeup+0x1e/0x150 [75693.119678] ? apic_timer_interrupt+0xa/0x20 [75693.119683] ? __switch_to_asm+0x34/0x70 [75693.119687] ? efi_call+0x58/0x90 [75693.119689] ? __switch_to_asm+0x34/0x70 [75693.119693] ? efi_call_rts+0x178/0x900 [75693.119696] ? process_one_work+0x1eb/0x3b0 [75693.119699] ? worker_thread+0x4d/0x400 [75693.119702] ? kthread+0x104/0x140 [75693.119704] ? process_one_work+0x3b0/0x3b0 [75693.119706] ? kthread_park+0x90/0x90 [75693.119709] ? ret_from_fork+0x35/0x40 [75705.340948] rcu: INFO: rcu_sched self-detected stall on CPU [75705.340957] rcu: 1-....: (285018 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=130461 [75705.340959] (t=285018 jiffies g=5250297 q=527811) [75705.340961] NMI backtrace for cpu 1 [75705.340964] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75705.340965] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75705.340970] Workqueue: efi_rts_wq efi_call_rts [75705.340972] Call Trace: [75705.340974] [75705.340980] dump_stack+0x6d/0x9a [75705.340984] ? lapic_can_unplug_cpu.cold+0x40/0x40 [75705.340986] nmi_cpu_backtrace.cold+0x14/0x53 [75705.340989] nmi_trigger_cpumask_backtrace+0xe8/0xea [75705.340992] arch_trigger_cpumask_backtrace+0x19/0x20 [75705.340996] rcu_dump_cpu_stacks+0x99/0xcb [75705.340999] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [75705.341003] update_process_times+0x28/0x60 [75705.341006] tick_sched_handle+0x29/0x60 [75705.341008] tick_sched_timer+0x3d/0x80 [75705.341010] __hrtimer_run_queues+0xf7/0x270 [75705.341013] ? tick_sched_do_timer+0x60/0x60 [75705.341015] hrtimer_interrupt+0x109/0x220 [75705.341019] smp_apic_timer_interrupt+0x71/0x140 [75705.341021] apic_timer_interrupt+0xf/0x20 [75705.341022] [75705.341024] RIP: 0010:0xfffffffefa9ae302 [75705.341026] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75705.341027] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75705.341029] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75705.341031] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75705.341031] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75705.341032] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75705.341033] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75705.341039] ? check_preempt_curr+0x7a/0x90 [75705.341041] ? ttwu_do_wakeup+0x1e/0x150 [75705.341044] ? apic_timer_interrupt+0xa/0x20 [75705.341049] ? __switch_to_asm+0x34/0x70 [75705.341053] ? efi_call+0x58/0x90 [75705.341055] ? __switch_to_asm+0x34/0x70 [75705.341059] ? efi_call_rts+0x178/0x900 [75705.341062] ? process_one_work+0x1eb/0x3b0 [75705.341065] ? worker_thread+0x4d/0x400 [75705.341068] ? kthread+0x104/0x140 [75705.341070] ? process_one_work+0x3b0/0x3b0 [75705.341072] ? kthread_park+0x90/0x90 [75705.341075] ? ret_from_fork+0x35/0x40 [75733.111045] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75733.111048] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75733.111093] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75733.111116] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75733.111117] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75733.111122] Workqueue: efi_rts_wq efi_call_rts [75733.111126] RIP: 0010:0xfffffffefa9ae302 [75733.111128] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75733.111129] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75733.111131] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75733.111132] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75733.111134] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75733.111134] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75733.111135] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75733.111137] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75733.111138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75733.111139] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75733.111140] Call Trace: [75733.111146] ? check_preempt_curr+0x7a/0x90 [75733.111149] ? ttwu_do_wakeup+0x1e/0x150 [75733.111153] ? apic_timer_interrupt+0xa/0x20 [75733.111158] ? __switch_to_asm+0x34/0x70 [75733.111161] ? efi_call+0x58/0x90 [75733.111164] ? __switch_to_asm+0x34/0x70 [75733.111167] ? efi_call_rts+0x178/0x900 [75733.111173] ? process_one_work+0x1eb/0x3b0 [75733.111176] ? worker_thread+0x4d/0x400 [75733.111179] ? kthread+0x104/0x140 [75733.111181] ? process_one_work+0x3b0/0x3b0 [75733.111183] ? kthread_park+0x90/0x90 [75733.111185] ? ret_from_fork+0x35/0x40 [75761.106141] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75761.106144] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75761.106197] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75761.106218] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75761.106220] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75761.106225] Workqueue: efi_rts_wq efi_call_rts [75761.106229] RIP: 0010:0xfffffffefa9ae302 [75761.106231] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75761.106232] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75761.106235] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75761.106236] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75761.106237] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75761.106237] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75761.106238] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75761.106240] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75761.106241] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75761.106242] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75761.106243] Call Trace: [75761.106249] ? check_preempt_curr+0x7a/0x90 [75761.106252] ? ttwu_do_wakeup+0x1e/0x150 [75761.106256] ? apic_timer_interrupt+0xa/0x20 [75761.106261] ? __switch_to_asm+0x34/0x70 [75761.106265] ? efi_call+0x58/0x90 [75761.106267] ? __switch_to_asm+0x34/0x70 [75761.106270] ? efi_call_rts+0x178/0x900 [75761.106274] ? process_one_work+0x1eb/0x3b0 [75761.106277] ? worker_thread+0x4d/0x400 [75761.106280] ? kthread+0x104/0x140 [75761.106282] ? process_one_work+0x3b0/0x3b0 [75761.106284] ? kthread_park+0x90/0x90 [75761.106286] ? ret_from_fork+0x35/0x40 [75763.362271] INFO: task grub-install:75981 blocked for more than 1087 seconds. [75763.362275] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75763.362276] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75763.362278] grub-install D 0 75981 75840 0x00000000 [75763.362280] Call Trace: [75763.362287] __schedule+0x2e3/0x740 [75763.362290] schedule+0x42/0xb0 [75763.362292] schedule_timeout+0x10e/0x160 [75763.362295] wait_for_completion+0xb1/0x120 [75763.362298] ? wake_up_q+0x70/0x70 [75763.362301] virt_efi_get_variable+0x13f/0x150 [75763.362304] efivar_entry_size+0x59/0xc0 [75763.362307] efivarfs_file_read+0x83/0x130 [75763.362309] ? security_file_permission+0xbb/0x110 [75763.362312] __vfs_read+0x1b/0x40 [75763.362314] vfs_read+0xab/0x160 [75763.362316] ksys_read+0x67/0xe0 [75763.362318] __x64_sys_read+0x1a/0x20 [75763.362321] do_syscall_64+0x57/0x190 [75763.362323] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [75763.362325] RIP: 0033:0x7fd05edcf142 [75763.362330] Code: Bad RIP value. [75763.362332] RSP: 002b:00007ffc5a48bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [75763.362334] RAX: ffffffffffffffda RBX: 00007fd05ea58780 RCX: 00007fd05edcf142 [75763.362335] RDX: 0000000000000004 RSI: 00007ffc5a48bf5c RDI: 0000000000000008 [75763.362335] RBP: 0000000000000000 R08: 00005608bd643370 R09: 0000000000000047 [75763.362336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [75763.362337] R13: 00000000000093ca R14: 00000000000011d2 R15: 0000000000000000 [75789.101904] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75789.101908] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75789.101975] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75789.102005] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75789.102006] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75789.102014] Workqueue: efi_rts_wq efi_call_rts [75789.102018] RIP: 0010:0xfffffffefa9ae302 [75789.102021] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75789.102022] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75789.102025] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75789.102026] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75789.102028] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75789.102029] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75789.102030] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75789.102032] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75789.102034] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75789.102035] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75789.102037] Call Trace: [75789.102044] ? check_preempt_curr+0x7a/0x90 [75789.102048] ? ttwu_do_wakeup+0x1e/0x150 [75789.102052] ? apic_timer_interrupt+0xa/0x20 [75789.102058] ? __switch_to_asm+0x34/0x70 [75789.102062] ? efi_call+0x58/0x90 [75789.102066] ? __switch_to_asm+0x34/0x70 [75789.102070] ? efi_call_rts+0x178/0x900 [75789.102074] ? process_one_work+0x1eb/0x3b0 [75789.102078] ? worker_thread+0x4d/0x400 [75789.102082] ? kthread+0x104/0x140 [75789.102085] ? process_one_work+0x3b0/0x3b0 [75789.102087] ? kthread_park+0x90/0x90 [75789.102091] ? ret_from_fork+0x35/0x40 [75817.098205] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75817.098209] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75817.098253] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75817.098276] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75817.098277] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75817.098283] Workqueue: efi_rts_wq efi_call_rts [75817.098286] RIP: 0010:0xfffffffefa9ae302 [75817.098288] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75817.098289] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75817.098291] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75817.098292] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75817.098293] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75817.098294] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75817.098295] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75817.098296] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75817.098298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75817.098299] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75817.098300] Call Trace: [75817.098305] ? check_preempt_curr+0x7a/0x90 [75817.098309] ? ttwu_do_wakeup+0x1e/0x150 [75817.098312] ? apic_timer_interrupt+0xa/0x20 [75817.098318] ? __switch_to_asm+0x34/0x70 [75817.098321] ? efi_call+0x58/0x90 [75817.098324] ? __switch_to_asm+0x34/0x70 [75817.098327] ? efi_call_rts+0x178/0x900 [75817.098331] ? process_one_work+0x1eb/0x3b0 [75817.098333] ? worker_thread+0x4d/0x400 [75817.098340] ? kthread+0x104/0x140 [75817.098342] ? process_one_work+0x3b0/0x3b0 [75817.098343] ? kthread_park+0x90/0x90 [75817.098346] ? ret_from_fork+0x35/0x40 [75845.094935] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75845.094938] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75845.094993] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75845.095015] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75845.095016] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75845.095022] Workqueue: efi_rts_wq efi_call_rts [75845.095025] RIP: 0010:0xfffffffefa9ae302 [75845.095027] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75845.095028] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75845.095031] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75845.095032] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75845.095033] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75845.095033] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75845.095034] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75845.095036] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75845.095037] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75845.095038] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75845.095039] Call Trace: [75845.095045] ? check_preempt_curr+0x7a/0x90 [75845.095049] ? ttwu_do_wakeup+0x1e/0x150 [75845.095053] ? apic_timer_interrupt+0xa/0x20 [75845.095058] ? __switch_to_asm+0x34/0x70 [75845.095061] ? efi_call+0x58/0x90 [75845.095064] ? __switch_to_asm+0x34/0x70 [75845.095067] ? efi_call_rts+0x178/0x900 [75845.095071] ? process_one_work+0x1eb/0x3b0 [75845.095074] ? worker_thread+0x4d/0x400 [75845.095077] ? kthread+0x104/0x140 [75845.095079] ? process_one_work+0x3b0/0x3b0 [75845.095080] ? kthread_park+0x90/0x90 [75845.095083] ? ret_from_fork+0x35/0x40 [75873.092018] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:2:72237] [75873.092022] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75873.092080] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75873.092108] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75873.092110] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75873.092116] Workqueue: efi_rts_wq efi_call_rts [75873.092120] RIP: 0010:0xfffffffefa9ae302 [75873.092123] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75873.092124] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75873.092127] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75873.092128] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75873.092130] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75873.092131] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75873.092132] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75873.092134] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75873.092136] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75873.092137] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75873.092139] Call Trace: [75873.092145] ? check_preempt_curr+0x7a/0x90 [75873.092149] ? ttwu_do_wakeup+0x1e/0x150 [75873.092153] ? apic_timer_interrupt+0xa/0x20 [75873.092159] ? __switch_to_asm+0x34/0x70 [75873.092163] ? efi_call+0x58/0x90 [75873.092166] ? __switch_to_asm+0x34/0x70 [75873.092171] ? efi_call_rts+0x178/0x900 [75873.092175] ? process_one_work+0x1eb/0x3b0 [75873.092179] ? worker_thread+0x4d/0x400 [75873.092182] ? kthread+0x104/0x140 [75873.092185] ? process_one_work+0x3b0/0x3b0 [75873.092187] ? kthread_park+0x90/0x90 [75873.092191] ? ret_from_fork+0x35/0x40 [75884.179383] INFO: task KakaoTalk.exe:70450 blocked for more than 120 seconds. [75884.179388] Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75884.179389] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [75884.179391] KakaoTalk.exe D 0 70450 70354 0x20020000 [75884.179394] Call Trace: [75884.179401] __schedule+0x2e3/0x740 [75884.179403] schedule+0x42/0xb0 [75884.179406] schedule_timeout+0x10e/0x160 [75884.179408] wait_for_completion+0xb1/0x120 [75884.179412] ? wake_up_q+0x70/0x70 [75884.179414] __wait_rcu_gp+0x146/0x150 [75884.179417] synchronize_rcu+0x67/0x70 [75884.179419] ? __call_rcu+0x1d0/0x1d0 [75884.179420] ? __bpf_trace_rcu_utilization+0x10/0x10 [75884.179423] expand_files+0x7a/0x200 [75884.179425] ? __wake_up_common+0x7e/0x140 [75884.179427] __alloc_fd+0x46/0x150 [75884.179429] get_unused_fd_flags+0x30/0x40 [75884.179433] scm_detach_fds_compat+0xa9/0x140 [75884.179435] scm_detach_fds+0x2e0/0x300 [75884.179437] ? kmem_cache_free+0x288/0x2b0 [75884.179440] unix_stream_read_generic+0x25b/0x940 [75884.179444] ? __switch_to_asm+0x40/0x70 [75884.179446] ? __switch_to_asm+0x34/0x70 [75884.179448] ? __switch_to_asm+0x40/0x70 [75884.179450] ? __switch_to_asm+0x34/0x70 [75884.179451] unix_stream_recvmsg+0x51/0x70 [75884.179454] ? unix_state_double_lock+0x60/0x60 [75884.179457] sock_recvmsg+0x70/0x80 [75884.179459] ____sys_recvmsg+0xa4/0x170 [75884.179462] ? compat_import_iovec+0x3a/0xf0 [75884.179465] ? get_compat_msghdr+0xc6/0x160 [75884.179467] ___sys_recvmsg+0x7c/0xc0 [75884.179469] ? touch_atime+0x33/0xe0 [75884.179472] ? pipe_read+0x2c7/0x2f0 [75884.179473] ? __fget_light+0x57/0x70 [75884.179476] __sys_recvmsg+0x59/0xa0 [75884.179479] __do_compat_sys_socketcall+0x259/0x330 [75884.179482] ? sigprocmask+0x72/0xa0 [75884.179484] __ia32_compat_sys_socketcall+0x15/0x20 [75884.179487] do_fast_syscall_32+0x9d/0x260 [75884.179489] entry_SYSENTER_compat+0x7f/0x91 [75884.179491] RIP: 0023:0xf7f0fb49 [75884.179496] Code: Bad RIP value. [75884.179497] RSP: 002b:000000000032d1d0 EFLAGS: 00200282 ORIG_RAX: 0000000000000066 [75884.179500] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 000000000032d1e0 [75884.179501] RDX: 0000000000000000 RSI: 00000000f7d04000 RDI: 00000000000f0005 [75884.179501] RBP: 000000000032d368 R08: 0000000000000000 R09: 0000000000000000 [75884.179502] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [75884.179503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75885.327045] rcu: INFO: rcu_sched self-detected stall on CPU [75885.327052] rcu: 1-....: (330021 ticks this GP) idle=5e6/1/0x4000000000000002 softirq=2549851/2549851 fqs=151070 [75885.327055] (t=330021 jiffies g=5250297 q=547254) [75885.327057] NMI backtrace for cpu 1 [75885.327060] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75885.327061] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75885.327066] Workqueue: efi_rts_wq efi_call_rts [75885.327068] Call Trace: [75885.327070] [75885.327076] dump_stack+0x6d/0x9a [75885.327080] ? lapic_can_unplug_cpu.cold+0x40/0x40 [75885.327082] nmi_cpu_backtrace.cold+0x14/0x53 [75885.327085] nmi_trigger_cpumask_backtrace+0xe8/0xea [75885.327088] arch_trigger_cpumask_backtrace+0x19/0x20 [75885.327091] rcu_dump_cpu_stacks+0x99/0xcb [75885.327094] rcu_sched_clock_irq.cold+0x1d9/0x3c3 [75885.327098] update_process_times+0x28/0x60 [75885.327101] tick_sched_handle+0x29/0x60 [75885.327104] tick_sched_timer+0x3d/0x80 [75885.327106] __hrtimer_run_queues+0xf7/0x270 [75885.327109] ? tick_sched_do_timer+0x60/0x60 [75885.327111] hrtimer_interrupt+0x109/0x220 [75885.327114] smp_apic_timer_interrupt+0x71/0x140 [75885.327117] apic_timer_interrupt+0xf/0x20 [75885.327118] [75885.327120] RIP: 0010:0xfffffffefa9ae302 [75885.327122] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75885.327124] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75885.327126] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75885.327127] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75885.327128] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75885.327128] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75885.327129] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75885.327135] ? check_preempt_curr+0x7a/0x90 [75885.327137] ? ttwu_do_wakeup+0x1e/0x150 [75885.327140] ? apic_timer_interrupt+0xa/0x20 [75885.327145] ? __switch_to_asm+0x34/0x70 [75885.327149] ? efi_call+0x58/0x90 [75885.327151] ? __switch_to_asm+0x34/0x70 [75885.327155] ? efi_call_rts+0x178/0x900 [75885.327158] ? process_one_work+0x1eb/0x3b0 [75885.327161] ? worker_thread+0x4d/0x400 [75885.327164] ? kthread+0x104/0x140 [75885.327166] ? process_one_work+0x3b0/0x3b0 [75885.327168] ? kthread_park+0x90/0x90 [75885.327171] ? ret_from_fork+0x35/0x40 [75913.088312] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75913.088315] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75913.088360] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75913.088382] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75913.088383] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75913.088389] Workqueue: efi_rts_wq efi_call_rts [75913.088393] RIP: 0010:0xfffffffefa9ae302 [75913.088395] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75913.088396] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75913.088398] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75913.088399] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75913.088400] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75913.088401] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75913.088402] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75913.088403] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75913.088404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75913.088406] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75913.088407] Call Trace: [75913.088412] ? check_preempt_curr+0x7a/0x90 [75913.088416] ? ttwu_do_wakeup+0x1e/0x150 [75913.088419] ? apic_timer_interrupt+0xa/0x20 [75913.088424] ? __switch_to_asm+0x34/0x70 [75913.088428] ? efi_call+0x58/0x90 [75913.088430] ? __switch_to_asm+0x34/0x70 [75913.088433] ? efi_call_rts+0x178/0x900 [75913.088437] ? process_one_work+0x1eb/0x3b0 [75913.088440] ? worker_thread+0x4d/0x400 [75913.088443] ? kthread+0x104/0x140 [75913.088445] ? process_one_work+0x3b0/0x3b0 [75913.088447] ? kthread_park+0x90/0x90 [75913.088449] ? ret_from_fork+0x35/0x40 [75941.085972] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75941.085975] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75941.086029] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75941.086050] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75941.086051] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75941.086057] Workqueue: efi_rts_wq efi_call_rts [75941.086060] RIP: 0010:0xfffffffefa9ae302 [75941.086062] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75941.086063] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75941.086066] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75941.086067] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75941.086068] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75941.086069] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75941.086069] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75941.086071] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75941.086072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75941.086073] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75941.086074] Call Trace: [75941.086080] ? check_preempt_curr+0x7a/0x90 [75941.086084] ? ttwu_do_wakeup+0x1e/0x150 [75941.086087] ? apic_timer_interrupt+0xa/0x20 [75941.086093] ? __switch_to_asm+0x34/0x70 [75941.086096] ? efi_call+0x58/0x90 [75941.086099] ? __switch_to_asm+0x34/0x70 [75941.086102] ? efi_call_rts+0x178/0x900 [75941.086106] ? process_one_work+0x1eb/0x3b0 [75941.086108] ? worker_thread+0x4d/0x400 [75941.086112] ? kthread+0x104/0x140 [75941.086114] ? process_one_work+0x3b0/0x3b0 [75941.086115] ? kthread_park+0x90/0x90 [75941.086118] ? ret_from_fork+0x35/0x40 [75969.083803] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75969.083807] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75969.083872] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75969.083901] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75969.083903] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75969.083918] Workqueue: efi_rts_wq efi_call_rts [75969.083922] RIP: 0010:0xfffffffefa9ae302 [75969.083924] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75969.083926] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75969.083929] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75969.083930] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75969.083931] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75969.083933] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75969.083934] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75969.083936] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75969.083938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75969.083939] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75969.083940] Call Trace: [75969.083947] ? check_preempt_curr+0x7a/0x90 [75969.083951] ? ttwu_do_wakeup+0x1e/0x150 [75969.083955] ? apic_timer_interrupt+0xa/0x20 [75969.083961] ? __switch_to_asm+0x34/0x70 [75969.083965] ? efi_call+0x58/0x90 [75969.083967] ? __switch_to_asm+0x34/0x70 [75969.083971] ? efi_call_rts+0x178/0x900 [75969.083976] ? process_one_work+0x1eb/0x3b0 [75969.083979] ? worker_thread+0x4d/0x400 [75969.083982] ? kthread+0x104/0x140 [75969.083985] ? process_one_work+0x3b0/0x3b0 [75969.083987] ? kthread_park+0x90/0x90 [75969.083990] ? ret_from_fork+0x35/0x40 [75997.081757] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [75997.081760] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [75997.081805] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [75997.081833] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [75997.081834] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [75997.081840] Workqueue: efi_rts_wq efi_call_rts [75997.081844] RIP: 0010:0xfffffffefa9ae302 [75997.081846] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [75997.081847] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [75997.081849] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [75997.081850] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [75997.081851] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [75997.081852] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [75997.081853] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [75997.081855] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [75997.081856] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [75997.081857] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [75997.081858] Call Trace: [75997.081864] ? check_preempt_curr+0x7a/0x90 [75997.081867] ? ttwu_do_wakeup+0x1e/0x150 [75997.081871] ? apic_timer_interrupt+0xa/0x20 [75997.081876] ? __switch_to_asm+0x34/0x70 [75997.081879] ? efi_call+0x58/0x90 [75997.081882] ? __switch_to_asm+0x34/0x70 [75997.081885] ? efi_call_rts+0x178/0x900 [75997.081889] ? process_one_work+0x1eb/0x3b0 [75997.081892] ? worker_thread+0x4d/0x400 [75997.081895] ? kthread+0x104/0x140 [75997.081897] ? process_one_work+0x3b0/0x3b0 [75997.081899] ? kthread_park+0x90/0x90 [75997.081901] ? ret_from_fork+0x35/0x40 [76025.079815] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [76025.079819] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [76025.079864] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [76025.079886] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [76025.079887] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [76025.079893] Workqueue: efi_rts_wq efi_call_rts [76025.079896] RIP: 0010:0xfffffffefa9ae302 [76025.079899] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [76025.079900] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [76025.079902] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [76025.079903] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [76025.079904] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [76025.079905] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [76025.079906] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [76025.079908] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [76025.079909] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [76025.079910] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [76025.079911] Call Trace: [76025.079917] ? check_preempt_curr+0x7a/0x90 [76025.079920] ? ttwu_do_wakeup+0x1e/0x150 [76025.079924] ? apic_timer_interrupt+0xa/0x20 [76025.079929] ? __switch_to_asm+0x34/0x70 [76025.079933] ? efi_call+0x58/0x90 [76025.079936] ? __switch_to_asm+0x34/0x70 [76025.079939] ? efi_call_rts+0x178/0x900 [76025.079943] ? process_one_work+0x1eb/0x3b0 [76025.079946] ? worker_thread+0x4d/0x400 [76025.079949] ? kthread+0x104/0x140 [76025.079951] ? process_one_work+0x3b0/0x3b0 [76025.079952] ? kthread_park+0x90/0x90 [76025.079955] ? ret_from_fork+0x35/0x40 [76053.088788] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u16:2:72237] [76053.088792] Modules linked in: btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_hda_codec_hdmi nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek kvm_intel nvidia_drm(POE) mei_hdcp intel_rapl_msr snd_hda_codec_generic nvidia_modeset(POE) ledtrig_audio kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd glue_helper nvidia(POE) rapl snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi ath10k_pci snd_seq ath10k_core snd_seq_device snd_timer intel_cstate ath uvcvideo mac80211 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb btrtl snd videobuf2_common btbcm btintel serio_raw bluetooth cfg80211 videodev i915 mc ecdh_generic joydev input_leds libarc4 mxm_wmi soundcore ecc mei_me mei drm_kms_helper hid_multitouch i2c_algo_bit processor_thermal_device fb_sys_fops [76053.088837] intel_xhci_usb_role_switch syscopyarea intel_rapl_common sysfillrect sysimgblt intel_pch_thermal roles intel_soc_dts_iosf int3403_thermal mac_hid int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 usbhid hid_generic nvme crc32_pclmul ahci intel_lpss_pci i2c_i801 nvme_core r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [76053.088859] CPU: 1 PID: 72237 Comm: kworker/u16:2 Tainted: P OEL 5.4.0-52-generic #57-Ubuntu [76053.088860] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NT560XAA-X74A, BIOS P02REP.032.180315.ZW 03/15/2018 [76053.088866] Workqueue: efi_rts_wq efi_call_rts [76053.088869] RIP: 0010:0xfffffffefa9ae302 [76053.088871] Code: 2f 33 c0 f0 0f b1 3d 31 12 00 00 75 05 ec 3c 77 75 3a 8b 05 28 12 00 00 44 3b d8 74 2f 33 c0 f0 0f b1 3d 15 12 00 00 75 f4 ec <3c> 77 74 ef eb 49 33 c0 f0 0f b1 3d 02 12 00 00 75 05 ec 3c 77 75 [76053.088872] RSP: 0018:ffffa006486efc20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [76053.088874] RAX: 0000000000000077 RBX: ffffa006486efdff RCX: ffffa006486efc78 [76053.088875] RDX: 00000000000000b3 RSI: 0000000000000001 RDI: 0000000000000000 [76053.088876] RBP: ffff90afdd0a8000 R08: 0000000000000000 R09: 0000000000000000 [76053.088877] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000 [76053.088878] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [76053.088880] FS: 0000000000000000(0000) GS:ffff90afe2a40000(0000) knlGS:0000000000000000 [76053.088881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [76053.088882] CR2: 00002ad47b6f1000 CR3: 000000051f5a2005 CR4: 00000000003606e0 [76053.088883] Call Trace: [76053.088889] ? check_preempt_curr+0x7a/0x90 [76053.088892] ? ttwu_do_wakeup+0x1e/0x150 [76053.088896] ? apic_timer_interrupt+0xa/0x20 [76053.088901] ? __switch_to_asm+0x34/0x70 [76053.088905] ? efi_call+0x58/0x90 [76053.088907] ? __switch_to_asm+0x34/0x70 [76053.088910] ? efi_call_rts+0x178/0x900 [76053.088914] ? process_one_work+0x1eb/0x3b0 [76053.088917] ? worker_thread+0x4d/0x400 [76053.088920] ? kthread+0x104/0x140 [76053.088922] ? process_one_work+0x3b0/0x3b0 [76053.088924] ? kthread_park+0x90/0x90 [76053.088926] ? ret_from_fork+0x35/0x40