Apr 9 14:57:10 workbench kernel: [ 10.824322] usbcore: registered new interface driver chaoskey Apr 9 14:57:11 workbench kernel: [ 12.341593] aufs 4.15-20180219 Apr 9 14:57:12 workbench kernel: [ 12.598194] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. Apr 9 14:57:12 workbench kernel: [ 12.599589] Bridge firewalling registered Apr 9 14:57:12 workbench kernel: [ 12.677604] nf_conntrack version 0.5.0 (65536 buckets, 262144 max) Apr 9 14:57:12 workbench kernel: [ 12.818199] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready Apr 9 14:57:12 workbench kernel: [ 13.096088] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready Apr 9 14:57:12 workbench kernel: [ 13.102891] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready Apr 9 14:57:12 workbench kernel: [ 13.218908] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready Apr 9 14:57:12 workbench kernel: [ 13.252793] Initializing XFRM netlink socket Apr 9 14:57:12 workbench kernel: [ 13.329018] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready Apr 9 14:57:12 workbench kernel: [ 13.483094] IPv6: ADDRCONF(NETDEV_UP): docker0: link is not ready Apr 9 14:57:13 workbench kernel: [ 13.757970] aufs au_opts_verify:1623:dockerd[1354]: dirperm1 breaks the protection by the permission bits on the lower branch Apr 9 14:57:18 workbench kernel: [ 19.142251] IPv6: ADDRCONF(NETDEV_UP): lxcbr0: link is not ready Apr 9 14:57:18 workbench kernel: [ 19.411478] openafs: loading out-of-tree module taints kernel. Apr 9 14:57:18 workbench kernel: [ 19.411481] openafs: module license 'http://www.openafs.org/dl/license10.html' taints kernel. Apr 9 14:57:18 workbench kernel: [ 19.411481] Disabling lock debugging due to kernel taint Apr 9 14:57:18 workbench kernel: [ 19.412027] openafs: module verification failed: signature and/or required key missing - tainting kernel Apr 9 14:57:18 workbench kernel: [ 19.414343] Key type afs_pag registered Apr 9 14:57:18 workbench kernel: [ 19.421311] enabling dynamically allocated vcaches Apr 9 14:57:19 workbench kernel: [ 19.421314] Starting AFS cache scan... Apr 9 14:57:19 workbench kernel: [ 19.580532] kauditd_printk_skb: 30 callbacks suppressed Apr 9 14:57:19 workbench kernel: [ 19.580533] audit: type=1400 audit(1523300239.066:42): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/usr/bin/lxc-start" pid=2003 comm="apparmor_parser" Apr 9 14:57:19 workbench kernel: [ 19.586984] audit: type=1400 audit(1523300239.070:43): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="lxc-container-default" pid=2007 comm="apparmor_parser" Apr 9 14:57:19 workbench kernel: [ 19.586993] audit: type=1400 audit(1523300239.070:44): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="lxc-container-default-cgns" pid=2007 comm="apparmor_parser" Apr 9 14:57:19 workbench kernel: [ 19.587000] audit: type=1400 audit(1523300239.070:45): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="lxc-container-default-with-mounting" pid=2007 comm="apparmor_parser" Apr 9 14:57:19 workbench kernel: [ 19.587003] audit: type=1400 audit(1523300239.070:46): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="lxc-container-default-with-nesting" pid=2007 comm="apparmor_parser" Apr 9 14:57:19 workbench kernel: [ 19.642862] found 11023 non-empty cache files (70%). Apr 9 14:57:19 workbench kernel: [ 20.106815] Ebtables v2.0 registered Apr 9 14:57:20 workbench kernel: [ 20.682285] virbr0: port 1(virbr0-nic) entered blocking state Apr 9 14:57:20 workbench kernel: [ 20.682287] virbr0: port 1(virbr0-nic) entered disabled state Apr 9 14:57:20 workbench kernel: [ 20.682347] device virbr0-nic entered promiscuous mode Apr 9 14:57:20 workbench kernel: [ 20.772531] virbr0: port 1(virbr0-nic) entered blocking state Apr 9 14:57:20 workbench kernel: [ 20.772534] virbr0: port 1(virbr0-nic) entered listening state Apr 9 14:57:20 workbench kernel: [ 20.816597] virbr0: port 1(virbr0-nic) entered disabled state Apr 9 14:57:22 workbench kernel: [ 22.843879] Bluetooth: RFCOMM TTY layer initialized Apr 9 14:57:22 workbench kernel: [ 22.843886] Bluetooth: RFCOMM socket layer initialized Apr 9 14:57:22 workbench kernel: [ 22.843891] Bluetooth: RFCOMM ver 1.11 Apr 9 14:57:26 workbench kernel: [ 27.004735] wlp3s0: authenticate with address-elided Apr 9 14:57:26 workbench kernel: [ 27.011575] wlp3s0: send auth to address-elided (try 1/3) Apr 9 14:57:26 workbench kernel: [ 27.014113] wlp3s0: authenticated Apr 9 14:57:26 workbench kernel: [ 27.015926] wlp3s0: associate with address-elided (try 1/3) Apr 9 14:57:26 workbench kernel: [ 27.019756] wlp3s0: RX AssocResp from address-elided (capab=0x411 status=0 aid=10) Apr 9 14:57:26 workbench kernel: [ 27.022375] wlp3s0: associated Apr 9 14:57:26 workbench kernel: [ 27.044006] IPv6: ADDRCONF(NETDEV_CHANGE): wlp3s0: link becomes ready Apr 9 17:01:23 workbench kernel: [ 7464.137528] usb 2-2: new high-speed USB device number 9 using xhci_hcd Apr 9 17:01:24 workbench kernel: [ 7465.041558] usb 3-2: new SuperSpeed USB device number 3 using xhci_hcd Apr 9 17:01:24 workbench kernel: [ 7465.062897] usb 3-2: New USB device found, idVendor=1b1c, idProduct=1a16 Apr 9 17:01:24 workbench kernel: [ 7465.062903] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Apr 9 17:01:24 workbench kernel: [ 7465.062908] usb 3-2: Product: Voyager SliderX2 Apr 9 17:01:24 workbench kernel: [ 7465.062912] usb 3-2: Manufacturer: Corsair Apr 9 17:01:24 workbench kernel: [ 7465.062915] usb 3-2: SerialNumber: serial-elided Apr 9 17:01:25 workbench kernel: [ 7465.594792] usb-storage 3-2:1.0: USB Mass Storage device detected Apr 9 17:01:25 workbench kernel: [ 7465.595448] scsi host3: usb-storage 3-2:1.0 Apr 9 17:01:25 workbench kernel: [ 7465.595770] usbcore: registered new interface driver usb-storage Apr 9 17:01:25 workbench kernel: [ 7465.597754] usbcore: registered new interface driver uas Apr 9 17:01:26 workbench kernel: [ 7466.602518] scsi 3:0:0:0: Direct-Access Corsair Voyager SliderX2 000A PQ: 0 ANSI: 6 Apr 9 17:01:26 workbench kernel: [ 7466.603455] sd 3:0:0:0: Attached scsi generic sg1 type 0 Apr 9 17:01:26 workbench kernel: [ 7466.603533] sd 3:0:0:0: [sdb] 30965760 512-byte logical blocks: (15.9 GB/14.8 GiB) Apr 9 17:01:26 workbench kernel: [ 7466.604358] sd 3:0:0:0: [sdb] Write Protect is off Apr 9 17:01:26 workbench kernel: [ 7466.604360] sd 3:0:0:0: [sdb] Mode Sense: 2b 00 00 08 Apr 9 17:01:26 workbench kernel: [ 7466.605196] sd 3:0:0:0: [sdb] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA Apr 9 17:01:26 workbench kernel: [ 7466.692523] sdb: sdb1 Apr 9 17:01:26 workbench kernel: [ 7466.695975] sd 3:0:0:0: [sdb] Attached SCSI removable disk Apr 9 17:02:29 workbench kernel: [ 7529.684815] usb 3-2: USB disconnect, device number 3 Apr 9 17:02:47 workbench kernel: [ 7548.201970] usb 3-1: new SuperSpeed USB device number 4 using xhci_hcd Apr 9 17:02:47 workbench kernel: [ 7548.223394] usb 3-1: New USB device found, idVendor=1b1c, idProduct=1a16 Apr 9 17:02:47 workbench kernel: [ 7548.223400] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Apr 9 17:02:47 workbench kernel: [ 7548.223404] usb 3-1: Product: Voyager SliderX2 Apr 9 17:02:47 workbench kernel: [ 7548.223408] usb 3-1: Manufacturer: Corsair Apr 9 17:02:47 workbench kernel: [ 7548.223412] usb 3-1: SerialNumber: serial-elided Apr 9 17:02:47 workbench kernel: [ 7548.224533] usb-storage 3-1:1.0: USB Mass Storage device detected Apr 9 17:02:47 workbench kernel: [ 7548.225165] scsi host3: usb-storage 3-1:1.0 Apr 9 17:02:48 workbench kernel: [ 7549.226682] scsi 3:0:0:0: Direct-Access Corsair Voyager SliderX2 000A PQ: 0 ANSI: 6 Apr 9 17:02:48 workbench kernel: [ 7549.227289] sd 3:0:0:0: Attached scsi generic sg1 type 0 Apr 9 17:02:48 workbench kernel: [ 7549.227411] sd 3:0:0:0: [sdb] 30965760 512-byte logical blocks: (15.9 GB/14.8 GiB) Apr 9 17:02:48 workbench kernel: [ 7549.228224] sd 3:0:0:0: [sdb] Write Protect is off Apr 9 17:02:48 workbench kernel: [ 7549.228226] sd 3:0:0:0: [sdb] Mode Sense: 2b 00 00 08 Apr 9 17:02:48 workbench kernel: [ 7549.229037] sd 3:0:0:0: [sdb] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA Apr 9 17:02:49 workbench kernel: [ 7549.316306] sdb: sdb1 Apr 9 17:02:49 workbench kernel: [ 7549.319015] sd 3:0:0:0: [sdb] Attached SCSI removable disk Apr 9 17:03:21 workbench kernel: [ 7581.421333] usb 3-1: USB disconnect, device number 4 Apr 9 19:38:42 workbench kernel: [16902.855386] e1000e: enp0s25 NIC Link is Down Apr 9 19:38:42 workbench kernel: [16902.899136] wlp3s0: deauthenticating from address-elided by local choice (Reason: 3=DEAUTH_LEAVING) Apr 9 19:38:42 workbench kernel: [16902.912757] wlp3s0: failed to remove key (1, ff:ff:ff:ff:ff:ff) from hardware (-22) Apr 9 19:38:43 workbench kernel: [16903.397912] PM: suspend entry (deep) Apr 10 04:16:09 workbench kernel: [16903.397913] PM: Syncing filesystems ... done. Apr 10 04:16:09 workbench kernel: [16903.428617] Freezing user space processes ... (elapsed 0.001 seconds) done. Apr 10 04:16:09 workbench kernel: [16903.430433] OOM killer disabled. Apr 10 04:16:09 workbench kernel: [16903.430433] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. Apr 10 04:16:09 workbench kernel: [16903.431651] Suspending console(s) (use no_console_suspend to debug) Apr 10 04:16:09 workbench kernel: [16903.571976] sd 0:0:0:0: [sda] Synchronizing SCSI cache Apr 10 04:16:09 workbench kernel: [16903.573068] sd 0:0:0:0: [sda] Stopping disk Apr 10 04:16:09 workbench kernel: [16903.597678] e1000e: EEE TX LPI TIMER: 00000011 Apr 10 04:16:09 workbench kernel: [16904.900623] ACPI: Preparing to enter system sleep state S3 Apr 10 04:16:09 workbench kernel: [16905.203869] ACPI: EC: event blocked Apr 10 04:16:09 workbench kernel: [16905.203871] ACPI: EC: EC stopped Apr 10 04:16:09 workbench kernel: [16905.203872] PM: Saving platform NVS memory Apr 10 04:16:09 workbench kernel: [16905.203903] Disabling non-boot CPUs ... Apr 10 04:16:09 workbench kernel: [16905.221571] smpboot: CPU 1 is now offline Apr 10 04:16:09 workbench kernel: [16905.244528] IRQ 46: no longer affine to CPU2 Apr 10 04:16:09 workbench kernel: [16905.245569] smpboot: CPU 2 is now offline Apr 10 04:16:09 workbench kernel: [16905.268358] IRQ 48: no longer affine to CPU3 Apr 10 04:16:09 workbench kernel: [16905.269376] smpboot: CPU 3 is now offline Apr 10 04:16:09 workbench kernel: [16905.274518] ACPI: Low-level resume complete Apr 10 04:16:09 workbench kernel: [16905.274580] ACPI: EC: EC started Apr 10 04:16:09 workbench kernel: [16905.274580] PM: Restoring platform NVS memory Apr 10 04:16:09 workbench kernel: [16905.274963] Enabling non-boot CPUs ... Apr 10 04:16:09 workbench kernel: [16905.275009] x86: Booting SMP configuration: Apr 10 04:16:09 workbench kernel: [16905.275010] smpboot: Booting Node 0 Processor 1 APIC 0x1 Apr 10 04:16:09 workbench kernel: [16905.353733] cache: parent cpu1 should not be sleeping Apr 10 04:16:09 workbench kernel: [16905.353886] CPU1 is up Apr 10 04:16:09 workbench kernel: [16905.353928] smpboot: Booting Node 0 Processor 2 APIC 0x2 Apr 10 04:16:09 workbench kernel: [16905.437736] cache: parent cpu2 should not be sleeping Apr 10 04:16:09 workbench kernel: [16905.437909] CPU2 is up Apr 10 04:16:09 workbench kernel: [16905.437962] smpboot: Booting Node 0 Processor 3 APIC 0x3 Apr 10 04:16:09 workbench kernel: [16905.517744] cache: parent cpu3 should not be sleeping Apr 10 04:16:09 workbench kernel: [16905.518169] CPU3 is up Apr 10 04:16:09 workbench kernel: [16905.526556] ACPI: Waking up from system sleep state S3 Apr 10 04:16:09 workbench kernel: [16905.878332] thinkpad_acpi: EC reports that Thermal Table has changed Apr 10 04:16:09 workbench kernel: [16906.178285] ACPI: EC: event unblocked Apr 10 04:16:09 workbench kernel: [16906.179339] rtc_cmos 00:02: Alarms can be up to one month in the future Apr 10 04:16:09 workbench kernel: [16906.181881] sd 0:0:0:0: [sda] Starting disk Apr 10 04:16:09 workbench kernel: [16906.413837] usb 2-7: reset full-speed USB device number 3 using xhci_hcd Apr 10 04:16:09 workbench kernel: [16906.495776] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Apr 10 04:16:09 workbench kernel: [16906.498977] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded Apr 10 04:16:09 workbench kernel: [16906.498979] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out Apr 10 04:16:09 workbench kernel: [16906.498991] ata1.00: ACPI cmd ef/10:09:00:00:00:a0 (SET FEATURES) succeeded Apr 10 04:16:09 workbench kernel: [16906.499107] ata1.00: supports DRM functions and may not be fully accessible Apr 10 04:16:09 workbench kernel: [16906.505479] ata1.00: NCQ Send/Recv Log not supported Apr 10 04:16:09 workbench kernel: [16906.513458] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded Apr 10 04:16:09 workbench kernel: [16906.513460] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out Apr 10 04:16:09 workbench kernel: [16906.513471] ata1.00: ACPI cmd ef/10:09:00:00:00:a0 (SET FEATURES) succeeded Apr 10 04:16:09 workbench kernel: [16906.513593] ata1.00: supports DRM functions and may not be fully accessible Apr 10 04:16:09 workbench kernel: [16906.520002] ata1.00: NCQ Send/Recv Log not supported Apr 10 04:16:09 workbench kernel: [16906.526654] ata1.00: configured for UDMA/133 Apr 10 04:16:09 workbench kernel: [16909.090885] xhci_hcd 0000:00:14.0: Cannot set link state. Apr 10 04:16:09 workbench kernel: [16909.090925] usb usb3-port3: cannot disable (err = -32) Apr 10 04:16:09 workbench kernel: [16909.095768] acpi LNXPOWER:02: Turning OFF Apr 10 04:16:09 workbench kernel: [16909.096058] OOM killer enabled. Apr 10 04:16:09 workbench kernel: [16909.096060] Restarting tasks ... Apr 10 04:16:09 workbench kernel: [16909.096184] usb 3-3: USB disconnect, device number 2 Apr 10 04:16:09 workbench kernel: [16909.098169] usb 2-3: USB disconnect, device number 2 Apr 10 04:16:09 workbench kernel: [16909.098173] usb 2-3.3: USB disconnect, device number 4 Apr 10 04:16:09 workbench kernel: [16909.108729] usb 2-3.4.1: USB disconnect, device number 6 Apr 10 04:16:09 workbench kernel: [16909.108732] usb 2-3.4.1.4: USB disconnect, device number 8 Apr 10 04:16:09 workbench kernel: [16909.109680] usb 2-3.4.2: USB disconnect, device number 7 Apr 10 04:16:09 workbench kernel: [16909.111173] usb 2-3.4: USB disconnect, device number 5 Apr 10 04:16:09 workbench kernel: [16909.111549] Bluetooth: hci0: read Intel version: 370810011003110e00 Apr 10 04:16:09 workbench kernel: [16909.111553] Bluetooth: hci0: Intel Bluetooth firmware file: intel/ibt-hw-37.8.10-fw-1.10.3.11.e.bseq Apr 10 04:16:09 workbench kernel: [16909.115550] done. Apr 10 04:16:09 workbench kernel: [16909.126838] thermal thermal_zone2: failed to read out thermal zone (-61) Apr 10 04:16:09 workbench kernel: [16909.166235] PM: suspend exit Apr 10 04:16:10 workbench kernel: [16909.378539] Bluetooth: hci0: Intel firmware patch completed and activated Apr 10 04:16:10 workbench kernel: [16909.743148] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready Apr 10 04:16:10 workbench kernel: [16909.937856] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready Apr 10 04:16:10 workbench kernel: [16909.938700] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready Apr 10 04:16:10 workbench kernel: [16910.051199] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready Apr 10 04:16:10 workbench kernel: [16910.107265] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready Apr 10 04:16:14 workbench kernel: [16913.619048] wlp3s0: authenticate with address-elided Apr 10 04:16:14 workbench kernel: [16913.622922] wlp3s0: send auth to address-elided (try 1/3) Apr 10 04:16:14 workbench kernel: [16913.630459] wlp3s0: authenticated Apr 10 04:16:14 workbench kernel: [16913.633758] wlp3s0: associate with address-elided (try 1/3) Apr 10 04:16:14 workbench kernel: [16913.639490] wlp3s0: RX AssocResp from address-elided (capab=0x431 status=0 aid=3) Apr 10 04:16:14 workbench kernel: [16913.668463] wlp3s0: associated Apr 10 04:16:14 workbench kernel: [16913.705360] IPv6: ADDRCONF(NETDEV_CHANGE): wlp3s0: link becomes ready Apr 10 04:18:18 workbench kernel: [17038.102923] INFO: task kworker/0:1:20803 blocked for more than 120 seconds. Apr 10 04:18:18 workbench kernel: [17038.102933] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:18:18 workbench kernel: [17038.102938] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:18:18 workbench kernel: [17038.102942] kworker/0:1 D 0 20803 2 0x80000000 Apr 10 04:18:18 workbench kernel: [17038.102959] Workqueue: usb_hub_wq hub_event Apr 10 04:18:18 workbench kernel: [17038.102963] Call Trace: Apr 10 04:18:18 workbench kernel: [17038.102975] __schedule+0x297/0x8b0 Apr 10 04:18:18 workbench kernel: [17038.102982] ? __slab_free+0x14d/0x2c0 Apr 10 04:18:18 workbench kernel: [17038.102988] schedule+0x2c/0x80 Apr 10 04:18:18 workbench kernel: [17038.102993] schedule_preempt_disabled+0xe/0x10 Apr 10 04:18:18 workbench kernel: [17038.102999] __mutex_lock.isra.2+0x18c/0x4d0 Apr 10 04:18:18 workbench kernel: [17038.103007] ? __dev_printk+0x3c/0x80 Apr 10 04:18:18 workbench kernel: [17038.103013] __mutex_lock_slowpath+0x13/0x20 Apr 10 04:18:18 workbench kernel: [17038.103018] ? __mutex_lock_slowpath+0x13/0x20 Apr 10 04:18:18 workbench kernel: [17038.103023] mutex_lock+0x2f/0x40 Apr 10 04:18:18 workbench kernel: [17038.103030] usb_disconnect+0x59/0x270 Apr 10 04:18:18 workbench kernel: [17038.103036] usb_disconnect+0xaa/0x270 Apr 10 04:18:18 workbench kernel: [17038.103043] hub_port_connect+0x7d/0xa90 Apr 10 04:18:18 workbench kernel: [17038.103049] ? hub_ext_port_status+0xb4/0x130 Apr 10 04:18:18 workbench kernel: [17038.103056] hub_event+0x84e/0xb10 Apr 10 04:18:18 workbench kernel: [17038.103063] ? dequeue_task_fair+0x5c4/0x780 Apr 10 04:18:18 workbench kernel: [17038.103070] process_one_work+0x1de/0x410 Apr 10 04:18:18 workbench kernel: [17038.103075] worker_thread+0x32/0x410 Apr 10 04:18:18 workbench kernel: [17038.103083] kthread+0x121/0x140 Apr 10 04:18:18 workbench kernel: [17038.103087] ? process_one_work+0x410/0x410 Apr 10 04:18:18 workbench kernel: [17038.103093] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:18:18 workbench kernel: [17038.103100] ? do_syscall_64+0x73/0x130 Apr 10 04:18:18 workbench kernel: [17038.103104] ? SyS_exit_group+0x14/0x20 Apr 10 04:18:18 workbench kernel: [17038.103111] ret_from_fork+0x35/0x40 Apr 10 04:18:18 workbench kernel: [17038.103117] INFO: task kworker/3:0:20805 blocked for more than 120 seconds. Apr 10 04:18:18 workbench kernel: [17038.103122] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:18:18 workbench kernel: [17038.103125] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:18:18 workbench kernel: [17038.103129] kworker/3:0 D 0 20805 2 0x80000000 Apr 10 04:18:18 workbench kernel: [17038.103139] Workqueue: usb_hub_wq hub_event Apr 10 04:18:18 workbench kernel: [17038.103142] Call Trace: Apr 10 04:18:18 workbench kernel: [17038.103148] __schedule+0x297/0x8b0 Apr 10 04:18:18 workbench kernel: [17038.103154] schedule+0x2c/0x80 Apr 10 04:18:18 workbench kernel: [17038.103160] schedule_timeout+0x1cf/0x350 Apr 10 04:18:18 workbench kernel: [17038.103167] ? ttwu_do_activate+0x7a/0x90 Apr 10 04:18:18 workbench kernel: [17038.103173] wait_for_completion+0xba/0x140 Apr 10 04:18:18 workbench kernel: [17038.103180] ? wake_up_q+0x80/0x80 Apr 10 04:18:18 workbench kernel: [17038.103199] hwrng_unregister+0x8f/0xa0 Apr 10 04:18:18 workbench kernel: [17038.103206] chaoskey_disconnect+0xbe/0x110 [chaoskey] Apr 10 04:18:18 workbench kernel: [17038.103213] usb_unbind_interface+0x77/0x290 Apr 10 04:18:18 workbench kernel: [17038.103219] device_release_driver_internal+0x15b/0x220 Apr 10 04:18:18 workbench kernel: [17038.103224] device_release_driver+0x12/0x20 Apr 10 04:18:18 workbench kernel: [17038.103228] bus_remove_device+0xec/0x160 Apr 10 04:18:18 workbench kernel: [17038.103235] device_del+0x13d/0x360 Apr 10 04:18:18 workbench kernel: [17038.103241] ? usb_remove_ep_devs+0x1f/0x30 Apr 10 04:18:18 workbench kernel: [17038.103246] usb_disable_device+0x9f/0x270 Apr 10 04:18:18 workbench kernel: [17038.103253] usb_disconnect+0xc6/0x270 Apr 10 04:18:18 workbench kernel: [17038.103260] hub_quiesce+0x48/0xa0 Apr 10 04:18:18 workbench kernel: [17038.103266] hub_event+0xfb/0xb10 Apr 10 04:18:18 workbench kernel: [17038.103272] process_one_work+0x1de/0x410 Apr 10 04:18:18 workbench kernel: [17038.103277] worker_thread+0x32/0x410 Apr 10 04:18:18 workbench kernel: [17038.103284] kthread+0x121/0x140 Apr 10 04:18:18 workbench kernel: [17038.103288] ? process_one_work+0x410/0x410 Apr 10 04:18:18 workbench kernel: [17038.103294] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:18:18 workbench kernel: [17038.103299] ? do_syscall_64+0x73/0x130 Apr 10 04:18:18 workbench kernel: [17038.103303] ? SyS_exit_group+0x14/0x20 Apr 10 04:18:18 workbench kernel: [17038.103309] ret_from_fork+0x35/0x40 Apr 10 04:20:19 workbench kernel: [17158.935788] INFO: task kworker/0:1:20803 blocked for more than 120 seconds. Apr 10 04:20:19 workbench kernel: [17158.935798] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:20:19 workbench kernel: [17158.935802] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:20:19 workbench kernel: [17158.935807] kworker/0:1 D 0 20803 2 0x80000000 Apr 10 04:20:19 workbench kernel: [17158.935824] Workqueue: usb_hub_wq hub_event Apr 10 04:20:19 workbench kernel: [17158.935827] Call Trace: Apr 10 04:20:19 workbench kernel: [17158.935840] __schedule+0x297/0x8b0 Apr 10 04:20:19 workbench kernel: [17158.935847] ? __slab_free+0x14d/0x2c0 Apr 10 04:20:19 workbench kernel: [17158.935853] schedule+0x2c/0x80 Apr 10 04:20:19 workbench kernel: [17158.935858] schedule_preempt_disabled+0xe/0x10 Apr 10 04:20:19 workbench kernel: [17158.935863] __mutex_lock.isra.2+0x18c/0x4d0 Apr 10 04:20:19 workbench kernel: [17158.935871] ? __dev_printk+0x3c/0x80 Apr 10 04:20:19 workbench kernel: [17158.935878] __mutex_lock_slowpath+0x13/0x20 Apr 10 04:20:19 workbench kernel: [17158.935883] ? __mutex_lock_slowpath+0x13/0x20 Apr 10 04:20:19 workbench kernel: [17158.935888] mutex_lock+0x2f/0x40 Apr 10 04:20:19 workbench kernel: [17158.935895] usb_disconnect+0x59/0x270 Apr 10 04:20:19 workbench kernel: [17158.935901] usb_disconnect+0xaa/0x270 Apr 10 04:20:19 workbench kernel: [17158.935908] hub_port_connect+0x7d/0xa90 Apr 10 04:20:19 workbench kernel: [17158.935914] ? hub_ext_port_status+0xb4/0x130 Apr 10 04:20:19 workbench kernel: [17158.935921] hub_event+0x84e/0xb10 Apr 10 04:20:19 workbench kernel: [17158.935928] ? dequeue_task_fair+0x5c4/0x780 Apr 10 04:20:19 workbench kernel: [17158.935935] process_one_work+0x1de/0x410 Apr 10 04:20:19 workbench kernel: [17158.935940] worker_thread+0x32/0x410 Apr 10 04:20:19 workbench kernel: [17158.935947] kthread+0x121/0x140 Apr 10 04:20:19 workbench kernel: [17158.935951] ? process_one_work+0x410/0x410 Apr 10 04:20:19 workbench kernel: [17158.935957] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:20:19 workbench kernel: [17158.935964] ? do_syscall_64+0x73/0x130 Apr 10 04:20:19 workbench kernel: [17158.935969] ? SyS_exit_group+0x14/0x20 Apr 10 04:20:19 workbench kernel: [17158.935976] ret_from_fork+0x35/0x40 Apr 10 04:20:19 workbench kernel: [17158.935982] INFO: task kworker/3:0:20805 blocked for more than 120 seconds. Apr 10 04:20:19 workbench kernel: [17158.935987] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:20:19 workbench kernel: [17158.935990] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:20:19 workbench kernel: [17158.935994] kworker/3:0 D 0 20805 2 0x80000000 Apr 10 04:20:19 workbench kernel: [17158.936004] Workqueue: usb_hub_wq hub_event Apr 10 04:20:19 workbench kernel: [17158.936007] Call Trace: Apr 10 04:20:19 workbench kernel: [17158.936013] __schedule+0x297/0x8b0 Apr 10 04:20:19 workbench kernel: [17158.936018] schedule+0x2c/0x80 Apr 10 04:20:19 workbench kernel: [17158.936024] schedule_timeout+0x1cf/0x350 Apr 10 04:20:19 workbench kernel: [17158.936031] ? ttwu_do_activate+0x7a/0x90 Apr 10 04:20:19 workbench kernel: [17158.936038] wait_for_completion+0xba/0x140 Apr 10 04:20:19 workbench kernel: [17158.936044] ? wake_up_q+0x80/0x80 Apr 10 04:20:19 workbench kernel: [17158.936053] hwrng_unregister+0x8f/0xa0 Apr 10 04:20:19 workbench kernel: [17158.936060] chaoskey_disconnect+0xbe/0x110 [chaoskey] Apr 10 04:20:19 workbench kernel: [17158.936067] usb_unbind_interface+0x77/0x290 Apr 10 04:20:19 workbench kernel: [17158.936073] device_release_driver_internal+0x15b/0x220 Apr 10 04:20:19 workbench kernel: [17158.936078] device_release_driver+0x12/0x20 Apr 10 04:20:19 workbench kernel: [17158.936082] bus_remove_device+0xec/0x160 Apr 10 04:20:19 workbench kernel: [17158.936089] device_del+0x13d/0x360 Apr 10 04:20:19 workbench kernel: [17158.936095] ? usb_remove_ep_devs+0x1f/0x30 Apr 10 04:20:19 workbench kernel: [17158.936100] usb_disable_device+0x9f/0x270 Apr 10 04:20:19 workbench kernel: [17158.936107] usb_disconnect+0xc6/0x270 Apr 10 04:20:19 workbench kernel: [17158.936114] hub_quiesce+0x48/0xa0 Apr 10 04:20:19 workbench kernel: [17158.936120] hub_event+0xfb/0xb10 Apr 10 04:20:19 workbench kernel: [17158.936126] process_one_work+0x1de/0x410 Apr 10 04:20:19 workbench kernel: [17158.936131] worker_thread+0x32/0x410 Apr 10 04:20:19 workbench kernel: [17158.936137] kthread+0x121/0x140 Apr 10 04:20:19 workbench kernel: [17158.936142] ? process_one_work+0x410/0x410 Apr 10 04:20:19 workbench kernel: [17158.936148] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:20:19 workbench kernel: [17158.936153] ? do_syscall_64+0x73/0x130 Apr 10 04:20:19 workbench kernel: [17158.936157] ? SyS_exit_group+0x14/0x20 Apr 10 04:20:19 workbench kernel: [17158.936163] ret_from_fork+0x35/0x40 Apr 10 04:22:20 workbench kernel: [17279.768450] INFO: task kworker/0:1:20803 blocked for more than 120 seconds. Apr 10 04:22:20 workbench kernel: [17279.768454] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:22:20 workbench kernel: [17279.768456] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:22:20 workbench kernel: [17279.768458] kworker/0:1 D 0 20803 2 0x80000000 Apr 10 04:22:20 workbench kernel: [17279.768466] Workqueue: usb_hub_wq hub_event Apr 10 04:22:20 workbench kernel: [17279.768467] Call Trace: Apr 10 04:22:20 workbench kernel: [17279.768474] __schedule+0x297/0x8b0 Apr 10 04:22:20 workbench kernel: [17279.768476] ? __slab_free+0x14d/0x2c0 Apr 10 04:22:20 workbench kernel: [17279.768479] schedule+0x2c/0x80 Apr 10 04:22:20 workbench kernel: [17279.768481] schedule_preempt_disabled+0xe/0x10 Apr 10 04:22:20 workbench kernel: [17279.768483] __mutex_lock.isra.2+0x18c/0x4d0 Apr 10 04:22:20 workbench kernel: [17279.768486] ? __dev_printk+0x3c/0x80 Apr 10 04:22:20 workbench kernel: [17279.768488] __mutex_lock_slowpath+0x13/0x20 Apr 10 04:22:20 workbench kernel: [17279.768490] ? __mutex_lock_slowpath+0x13/0x20 Apr 10 04:22:20 workbench kernel: [17279.768492] mutex_lock+0x2f/0x40 Apr 10 04:22:20 workbench kernel: [17279.768495] usb_disconnect+0x59/0x270 Apr 10 04:22:20 workbench kernel: [17279.768497] usb_disconnect+0xaa/0x270 Apr 10 04:22:20 workbench kernel: [17279.768500] hub_port_connect+0x7d/0xa90 Apr 10 04:22:20 workbench kernel: [17279.768502] ? hub_ext_port_status+0xb4/0x130 Apr 10 04:22:20 workbench kernel: [17279.768504] hub_event+0x84e/0xb10 Apr 10 04:22:20 workbench kernel: [17279.768508] ? dequeue_task_fair+0x5c4/0x780 Apr 10 04:22:20 workbench kernel: [17279.768511] process_one_work+0x1de/0x410 Apr 10 04:22:20 workbench kernel: [17279.768513] worker_thread+0x32/0x410 Apr 10 04:22:20 workbench kernel: [17279.768515] kthread+0x121/0x140 Apr 10 04:22:20 workbench kernel: [17279.768517] ? process_one_work+0x410/0x410 Apr 10 04:22:20 workbench kernel: [17279.768519] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:22:20 workbench kernel: [17279.768522] ? do_syscall_64+0x73/0x130 Apr 10 04:22:20 workbench kernel: [17279.768524] ? SyS_exit_group+0x14/0x20 Apr 10 04:22:20 workbench kernel: [17279.768527] ret_from_fork+0x35/0x40 Apr 10 04:22:20 workbench kernel: [17279.768529] INFO: task kworker/3:0:20805 blocked for more than 120 seconds. Apr 10 04:22:20 workbench kernel: [17279.768531] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:22:20 workbench kernel: [17279.768532] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:22:20 workbench kernel: [17279.768534] kworker/3:0 D 0 20805 2 0x80000000 Apr 10 04:22:20 workbench kernel: [17279.768538] Workqueue: usb_hub_wq hub_event Apr 10 04:22:20 workbench kernel: [17279.768539] Call Trace: Apr 10 04:22:20 workbench kernel: [17279.768541] __schedule+0x297/0x8b0 Apr 10 04:22:20 workbench kernel: [17279.768544] schedule+0x2c/0x80 Apr 10 04:22:20 workbench kernel: [17279.768546] schedule_timeout+0x1cf/0x350 Apr 10 04:22:20 workbench kernel: [17279.768549] ? ttwu_do_activate+0x7a/0x90 Apr 10 04:22:20 workbench kernel: [17279.768551] wait_for_completion+0xba/0x140 Apr 10 04:22:20 workbench kernel: [17279.768554] ? wake_up_q+0x80/0x80 Apr 10 04:22:20 workbench kernel: [17279.768557] hwrng_unregister+0x8f/0xa0 Apr 10 04:22:20 workbench kernel: [17279.768560] chaoskey_disconnect+0xbe/0x110 [chaoskey] Apr 10 04:22:20 workbench kernel: [17279.768563] usb_unbind_interface+0x77/0x290 Apr 10 04:22:20 workbench kernel: [17279.768566] device_release_driver_internal+0x15b/0x220 Apr 10 04:22:20 workbench kernel: [17279.768568] device_release_driver+0x12/0x20 Apr 10 04:22:20 workbench kernel: [17279.768569] bus_remove_device+0xec/0x160 Apr 10 04:22:20 workbench kernel: [17279.768572] device_del+0x13d/0x360 Apr 10 04:22:20 workbench kernel: [17279.768574] ? usb_remove_ep_devs+0x1f/0x30 Apr 10 04:22:20 workbench kernel: [17279.768576] usb_disable_device+0x9f/0x270 Apr 10 04:22:20 workbench kernel: [17279.768579] usb_disconnect+0xc6/0x270 Apr 10 04:22:20 workbench kernel: [17279.768581] hub_quiesce+0x48/0xa0 Apr 10 04:22:20 workbench kernel: [17279.768583] hub_event+0xfb/0xb10 Apr 10 04:22:20 workbench kernel: [17279.768586] process_one_work+0x1de/0x410 Apr 10 04:22:20 workbench kernel: [17279.768588] worker_thread+0x32/0x410 Apr 10 04:22:20 workbench kernel: [17279.768590] kthread+0x121/0x140 Apr 10 04:22:20 workbench kernel: [17279.768592] ? process_one_work+0x410/0x410 Apr 10 04:22:20 workbench kernel: [17279.768594] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:22:20 workbench kernel: [17279.768596] ? do_syscall_64+0x73/0x130 Apr 10 04:22:20 workbench kernel: [17279.768598] ? SyS_exit_group+0x14/0x20 Apr 10 04:22:20 workbench kernel: [17279.768600] ret_from_fork+0x35/0x40 Apr 10 04:24:21 workbench kernel: [17400.601260] INFO: task kworker/0:1:20803 blocked for more than 120 seconds. Apr 10 04:24:21 workbench kernel: [17400.601274] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:24:21 workbench kernel: [17400.601280] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:24:21 workbench kernel: [17400.601287] kworker/0:1 D 0 20803 2 0x80000000 Apr 10 04:24:21 workbench kernel: [17400.601307] Workqueue: usb_hub_wq hub_event Apr 10 04:24:21 workbench kernel: [17400.601312] Call Trace: Apr 10 04:24:21 workbench kernel: [17400.601327] __schedule+0x297/0x8b0 Apr 10 04:24:21 workbench kernel: [17400.601335] ? __slab_free+0x14d/0x2c0 Apr 10 04:24:21 workbench kernel: [17400.601344] schedule+0x2c/0x80 Apr 10 04:24:21 workbench kernel: [17400.601351] schedule_preempt_disabled+0xe/0x10 Apr 10 04:24:21 workbench kernel: [17400.601358] __mutex_lock.isra.2+0x18c/0x4d0 Apr 10 04:24:21 workbench kernel: [17400.601369] ? __dev_printk+0x3c/0x80 Apr 10 04:24:21 workbench kernel: [17400.601377] __mutex_lock_slowpath+0x13/0x20 Apr 10 04:24:21 workbench kernel: [17400.601384] ? __mutex_lock_slowpath+0x13/0x20 Apr 10 04:24:21 workbench kernel: [17400.601390] mutex_lock+0x2f/0x40 Apr 10 04:24:21 workbench kernel: [17400.601397] usb_disconnect+0x59/0x270 Apr 10 04:24:21 workbench kernel: [17400.601405] usb_disconnect+0xaa/0x270 Apr 10 04:24:21 workbench kernel: [17400.601413] hub_port_connect+0x7d/0xa90 Apr 10 04:24:21 workbench kernel: [17400.601421] ? hub_ext_port_status+0xb4/0x130 Apr 10 04:24:21 workbench kernel: [17400.601429] hub_event+0x84e/0xb10 Apr 10 04:24:21 workbench kernel: [17400.601439] ? dequeue_task_fair+0x5c4/0x780 Apr 10 04:24:21 workbench kernel: [17400.601449] process_one_work+0x1de/0x410 Apr 10 04:24:21 workbench kernel: [17400.601455] worker_thread+0x32/0x410 Apr 10 04:24:21 workbench kernel: [17400.601464] kthread+0x121/0x140 Apr 10 04:24:21 workbench kernel: [17400.601470] ? process_one_work+0x410/0x410 Apr 10 04:24:21 workbench kernel: [17400.601477] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:24:21 workbench kernel: [17400.601486] ? do_syscall_64+0x73/0x130 Apr 10 04:24:21 workbench kernel: [17400.601492] ? SyS_exit_group+0x14/0x20 Apr 10 04:24:21 workbench kernel: [17400.601500] ret_from_fork+0x35/0x40 Apr 10 04:24:21 workbench kernel: [17400.601509] INFO: task kworker/3:0:20805 blocked for more than 120 seconds. Apr 10 04:24:21 workbench kernel: [17400.601517] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:24:21 workbench kernel: [17400.601522] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:24:21 workbench kernel: [17400.601528] kworker/3:0 D 0 20805 2 0x80000000 Apr 10 04:24:21 workbench kernel: [17400.601542] Workqueue: usb_hub_wq hub_event Apr 10 04:24:21 workbench kernel: [17400.601545] Call Trace: Apr 10 04:24:21 workbench kernel: [17400.601553] __schedule+0x297/0x8b0 Apr 10 04:24:21 workbench kernel: [17400.601560] schedule+0x2c/0x80 Apr 10 04:24:21 workbench kernel: [17400.601567] schedule_timeout+0x1cf/0x350 Apr 10 04:24:21 workbench kernel: [17400.601576] ? ttwu_do_activate+0x7a/0x90 Apr 10 04:24:21 workbench kernel: [17400.601583] wait_for_completion+0xba/0x140 Apr 10 04:24:21 workbench kernel: [17400.601591] ? wake_up_q+0x80/0x80 Apr 10 04:24:21 workbench kernel: [17400.601602] hwrng_unregister+0x8f/0xa0 Apr 10 04:24:21 workbench kernel: [17400.601611] chaoskey_disconnect+0xbe/0x110 [chaoskey] Apr 10 04:24:21 workbench kernel: [17400.601619] usb_unbind_interface+0x77/0x290 Apr 10 04:24:21 workbench kernel: [17400.601627] device_release_driver_internal+0x15b/0x220 Apr 10 04:24:21 workbench kernel: [17400.601633] device_release_driver+0x12/0x20 Apr 10 04:24:21 workbench kernel: [17400.601638] bus_remove_device+0xec/0x160 Apr 10 04:24:21 workbench kernel: [17400.601645] device_del+0x13d/0x360 Apr 10 04:24:21 workbench kernel: [17400.601653] ? usb_remove_ep_devs+0x1f/0x30 Apr 10 04:24:21 workbench kernel: [17400.601659] usb_disable_device+0x9f/0x270 Apr 10 04:24:21 workbench kernel: [17400.601667] usb_disconnect+0xc6/0x270 Apr 10 04:24:21 workbench kernel: [17400.601675] hub_quiesce+0x48/0xa0 Apr 10 04:24:21 workbench kernel: [17400.601682] hub_event+0xfb/0xb10 Apr 10 04:24:21 workbench kernel: [17400.601692] process_one_work+0x1de/0x410 Apr 10 04:24:21 workbench kernel: [17400.601699] worker_thread+0x32/0x410 Apr 10 04:24:21 workbench kernel: [17400.601707] kthread+0x121/0x140 Apr 10 04:24:21 workbench kernel: [17400.601712] ? process_one_work+0x410/0x410 Apr 10 04:24:21 workbench kernel: [17400.601720] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:24:21 workbench kernel: [17400.601727] ? do_syscall_64+0x73/0x130 Apr 10 04:24:21 workbench kernel: [17400.601733] ? SyS_exit_group+0x14/0x20 Apr 10 04:24:21 workbench kernel: [17400.601741] ret_from_fork+0x35/0x40 Apr 10 04:26:22 workbench kernel: [17521.433729] INFO: task kworker/0:1:20803 blocked for more than 120 seconds. Apr 10 04:26:22 workbench kernel: [17521.433732] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:26:22 workbench kernel: [17521.433733] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:26:22 workbench kernel: [17521.433735] kworker/0:1 D 0 20803 2 0x80000000 Apr 10 04:26:22 workbench kernel: [17521.433741] Workqueue: usb_hub_wq hub_event Apr 10 04:26:22 workbench kernel: [17521.433742] Call Trace: Apr 10 04:26:22 workbench kernel: [17521.433746] __schedule+0x297/0x8b0 Apr 10 04:26:22 workbench kernel: [17521.433748] ? __slab_free+0x14d/0x2c0 Apr 10 04:26:22 workbench kernel: [17521.433750] schedule+0x2c/0x80 Apr 10 04:26:22 workbench kernel: [17521.433751] schedule_preempt_disabled+0xe/0x10 Apr 10 04:26:22 workbench kernel: [17521.433753] __mutex_lock.isra.2+0x18c/0x4d0 Apr 10 04:26:22 workbench kernel: [17521.433755] ? __dev_printk+0x3c/0x80 Apr 10 04:26:22 workbench kernel: [17521.433757] __mutex_lock_slowpath+0x13/0x20 Apr 10 04:26:22 workbench kernel: [17521.433758] ? __mutex_lock_slowpath+0x13/0x20 Apr 10 04:26:22 workbench kernel: [17521.433759] mutex_lock+0x2f/0x40 Apr 10 04:26:22 workbench kernel: [17521.433761] usb_disconnect+0x59/0x270 Apr 10 04:26:22 workbench kernel: [17521.433763] usb_disconnect+0xaa/0x270 Apr 10 04:26:22 workbench kernel: [17521.433765] hub_port_connect+0x7d/0xa90 Apr 10 04:26:22 workbench kernel: [17521.433766] ? hub_ext_port_status+0xb4/0x130 Apr 10 04:26:22 workbench kernel: [17521.433768] hub_event+0x84e/0xb10 Apr 10 04:26:22 workbench kernel: [17521.433770] ? dequeue_task_fair+0x5c4/0x780 Apr 10 04:26:22 workbench kernel: [17521.433772] process_one_work+0x1de/0x410 Apr 10 04:26:22 workbench kernel: [17521.433773] worker_thread+0x32/0x410 Apr 10 04:26:22 workbench kernel: [17521.433775] kthread+0x121/0x140 Apr 10 04:26:22 workbench kernel: [17521.433776] ? process_one_work+0x410/0x410 Apr 10 04:26:22 workbench kernel: [17521.433778] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:26:22 workbench kernel: [17521.433780] ? do_syscall_64+0x73/0x130 Apr 10 04:26:22 workbench kernel: [17521.433781] ? SyS_exit_group+0x14/0x20 Apr 10 04:26:22 workbench kernel: [17521.433783] ret_from_fork+0x35/0x40 Apr 10 04:26:22 workbench kernel: [17521.433785] INFO: task kworker/3:0:20805 blocked for more than 120 seconds. Apr 10 04:26:22 workbench kernel: [17521.433786] Tainted: P OE 4.15.0-13-generic #14-Ubuntu Apr 10 04:26:22 workbench kernel: [17521.433787] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Apr 10 04:26:22 workbench kernel: [17521.433788] kworker/3:0 D 0 20805 2 0x80000000 Apr 10 04:26:22 workbench kernel: [17521.433791] Workqueue: usb_hub_wq hub_event Apr 10 04:26:22 workbench kernel: [17521.433791] Call Trace: Apr 10 04:26:22 workbench kernel: [17521.433793] __schedule+0x297/0x8b0 Apr 10 04:26:22 workbench kernel: [17521.433795] schedule+0x2c/0x80 Apr 10 04:26:22 workbench kernel: [17521.433796] schedule_timeout+0x1cf/0x350 Apr 10 04:26:22 workbench kernel: [17521.433798] ? ttwu_do_activate+0x7a/0x90 Apr 10 04:26:22 workbench kernel: [17521.433800] wait_for_completion+0xba/0x140 Apr 10 04:26:22 workbench kernel: [17521.433801] ? wake_up_q+0x80/0x80 Apr 10 04:26:22 workbench kernel: [17521.433804] hwrng_unregister+0x8f/0xa0 Apr 10 04:26:22 workbench kernel: [17521.433807] chaoskey_disconnect+0xbe/0x110 [chaoskey] Apr 10 04:26:22 workbench kernel: [17521.433809] usb_unbind_interface+0x77/0x290 Apr 10 04:26:22 workbench kernel: [17521.433810] device_release_driver_internal+0x15b/0x220 Apr 10 04:26:22 workbench kernel: [17521.433812] device_release_driver+0x12/0x20 Apr 10 04:26:22 workbench kernel: [17521.433813] bus_remove_device+0xec/0x160 Apr 10 04:26:22 workbench kernel: [17521.433814] device_del+0x13d/0x360 Apr 10 04:26:22 workbench kernel: [17521.433816] ? usb_remove_ep_devs+0x1f/0x30 Apr 10 04:26:22 workbench kernel: [17521.433817] usb_disable_device+0x9f/0x270 Apr 10 04:26:22 workbench kernel: [17521.433819] usb_disconnect+0xc6/0x270 Apr 10 04:26:22 workbench kernel: [17521.433821] hub_quiesce+0x48/0xa0 Apr 10 04:26:22 workbench kernel: [17521.433822] hub_event+0xfb/0xb10 Apr 10 04:26:22 workbench kernel: [17521.433824] process_one_work+0x1de/0x410 Apr 10 04:26:22 workbench kernel: [17521.433825] worker_thread+0x32/0x410 Apr 10 04:26:22 workbench kernel: [17521.433827] kthread+0x121/0x140 Apr 10 04:26:22 workbench kernel: [17521.433828] ? process_one_work+0x410/0x410 Apr 10 04:26:22 workbench kernel: [17521.433830] ? kthread_create_worker_on_cpu+0x70/0x70 Apr 10 04:26:22 workbench kernel: [17521.433831] ? do_syscall_64+0x73/0x130 Apr 10 04:26:22 workbench kernel: [17521.433832] ? SyS_exit_group+0x14/0x20 Apr 10 04:26:22 workbench kernel: [17521.433834] ret_from_fork+0x35/0x40 Apr 10 05:06:39 workbench kernel: [19938.324662] xhci_hcd 0000:00:14.0: remove, state 4 Apr 10 05:06:39 workbench kernel: [19938.324678] usb usb3: USB disconnect, device number 1 Apr 10 05:06:39 workbench kernel: [19938.327867] xhci_hcd 0000:00:14.0: USB bus 3 deregistered Apr 10 05:06:39 workbench kernel: [19938.348201] xhci_hcd 0000:00:14.0: xHCI host controller not responding, assume dead Apr 10 05:06:39 workbench kernel: [19938.348208] xhci_hcd 0000:00:14.0: remove, state 1 Apr 10 05:06:39 workbench kernel: [19938.348217] usb usb2: USB disconnect, device number 1 Apr 10 05:10:41 workbench kernel: [20180.271723] e1000e: enp0s25 NIC Link is Down Apr 10 13:34:15 workbench kernel: [50391.233091] thinkpad_acpi: docked into hotplug port replicator Apr 10 13:34:16 workbench kernel: [50392.749511] thinkpad_acpi: EC reports that Thermal Table has changed Apr 10 13:36:05 workbench kernel: [50501.302111] Bluetooth: hci0: command 0x0c52 tx timeout Apr 10 13:42:47 workbench kernel: [ 0.000000] Linux version 4.15.0-13-generic (buildd@lgw01-amd64-023) (gcc version 7.3.0 (Ubuntu 7.3.0-11ubuntu1)) #14-Ubuntu SMP Sat Mar 17 13:44:27 UTC 2018 (Ubuntu 4.15.0-13.14-generic 4.15.10) Apr 10 13:42:47 workbench kernel: [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-4.15.0-13-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=1