[   48.456044] vboxdrv: Found 2 processor cores.
[   48.458811] init: samba-ad-dc main process (1410) terminated with status 1
[   48.458863] vboxdrv: fAsync=0 offMin=0x1a9 offMax=0xf6e
[   48.459105] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[   48.459108] vboxdrv: Successfully loaded version 4.3.18_Ubuntu (interface 0x001a0008).
[   48.492621] vboxpci: IOMMU not found (not registered)
[   56.543888] systemd-logind[1391]: Failed to start unit user@112.service: Unknown unit: user@112.service
[   56.543896] systemd-logind[1391]: Failed to start user service: Unknown unit: user@112.service
[   56.548964] systemd-logind[1391]: New session c1 of user lightdm.
[   56.548989] systemd-logind[1391]: Linked /tmp/.X11-unix/X0 to /run/user/112/X11-display.
[   65.630770] nf_conntrack: automatic helper assignment is deprecated and it will be removed soon. Use the iptables CT target to attach helpers instead.
[   71.841298] audit: type=1400 audit(1424870237.863:33): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/cups/backend/cups-pdf" pid=2335 comm="apparmor_parser"
[   71.841311] audit: type=1400 audit(1424870237.863:34): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=2335 comm="apparmor_parser"
[   71.856099] audit: type=1400 audit(1424870237.879:35): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="third_party" pid=2335 comm="apparmor_parser"
[   72.543595] [UFW BLOCK] IN=eth0 OUT= MAC= SRC=2001:0470:1f11:0fc0:bd31:bf20:4981:389f DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=0 PROTO=UDP SPT=8612 DPT=8612 LEN=24 
[   72.543618] [UFW BLOCK] IN=eth0 OUT= MAC= SRC=2001:0470:1f11:0fc0:021e:90ff:feab:9a1f DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=0 PROTO=UDP SPT=8612 DPT=8612 LEN=24 
[   72.543636] [UFW BLOCK] IN=eth0 OUT= MAC= SRC=fe80:0000:0000:0000:021e:90ff:feab:9a1f DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=0 PROTO=UDP SPT=8612 DPT=8612 LEN=24 
[   72.553766] [UFW BLOCK] IN=eth0 OUT= MAC= SRC=2001:0470:1f11:0fc0:bd31:bf20:4981:389f DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=0 PROTO=UDP SPT=8612 DPT=8612 LEN=24 
[   72.553783] [UFW BLOCK] IN=eth0 OUT= MAC= SRC=2001:0470:1f11:0fc0:021e:90ff:feab:9a1f DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=0 PROTO=UDP SPT=8612 DPT=8612 LEN=24 
[   72.553799] [UFW BLOCK] IN=eth0 OUT= MAC= SRC=fe80:0000:0000:0000:021e:90ff:feab:9a1f DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=0 PROTO=UDP SPT=8612 DPT=8612 LEN=24 
[  924.542510] systemd-logind[1391]: Failed to start unit user@1000.service: Unknown unit: user@1000.service
[  924.542519] systemd-logind[1391]: Failed to start user service: Unknown unit: user@1000.service
[  924.548467] systemd-logind[1391]: New session c2 of user shsentoff.
[  924.548493] systemd-logind[1391]: Linked /tmp/.X11-unix/X0 to /run/user/1000/X11-display.
[ 1012.747058] [drm] GPU HANG: ecode -1:0x00000000, reason: Command parser error, iir 0x00008000, action: continue
[ 1012.747063] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[ 1012.747064] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[ 1012.747065] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[ 1012.747066] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
[ 1012.747067] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 1012.747069] i915: render error detected, EIR: 0x00000010
[ 1012.747072] i915: page table error
[ 1012.747073] i915:   PGTBL_ER: 0x00000002
[ 1012.747076] [drm:i915_report_and_clear_eir] *ERROR* EIR stuck: 0x00000010, masking
[ 1012.747657] [drm] GPU HANG: ecode -1:0x00000000, reason: Command parser error, iir 0x00008800, action: continue
[ 1012.747662] i915: render error detected, EIR: 0x00000010
[ 1012.747663] i915: page table error
[ 1012.747664] i915:   PGTBL_ER: 0x00000002
[ 1435.758106] perf interrupt took too long (2510 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
[ 1696.636466] init: smbd main process (931) killed by TERM signal
[ 1835.253717] SGI XFS with ACLs, security attributes, realtime, large block/inode numbers, no debug enabled
[ 1835.284816] JFS: nTxBlock = 8192, nTxLock = 65536
[ 1835.345573] ntfs: driver 2.1.30 [Flags: R/O MODULE].
[ 1835.440207] QNX4 filesystem 0.2.3 registered.
[ 1835.552032] raid6: sse2x1    2407 MB/s
[ 1835.620008] raid6: sse2x2    2428 MB/s
[ 1835.688012] raid6: sse2x4    3495 MB/s
[ 1835.688016] raid6: using algorithm sse2x4 (3495 MB/s)
[ 1835.688019] raid6: using ssse3x2 recovery algorithm
[ 1835.714095] xor: measuring software checksum speed
[ 1835.752009]    prefetch64-sse: 10186.000 MB/sec
[ 1835.792005]    generic_sse:  9008.000 MB/sec
[ 1835.792008] xor: using function: prefetch64-sse (10186.000 MB/sec)
[ 1835.853692] Btrfs loaded
[ 1836.281218] EXT4-fs (sda2): unable to read superblock
[ 1836.283020] EXT4-fs (sda2): unable to read superblock
[ 1836.284852] EXT4-fs (sda2): unable to read superblock
[ 1836.286752] FAT-fs (sda2): invalid media value (0x24)
[ 1836.286760] FAT-fs (sda2): Can't find a valid FAT filesystem
[ 1836.292461] XFS (sda2): Invalid superblock magic number
[ 1836.297039] FAT-fs (sda2): invalid media value (0x24)
[ 1836.297047] FAT-fs (sda2): Can't find a valid FAT filesystem
[ 1836.303510] MINIX-fs: unable to read superblock
[ 1836.322859] attempt to access beyond end of device
[ 1836.322864] sda2: rw=16, want=3, limit=2
[ 1836.322867] hfsplus: unable to find HFS+ superblock
[ 1836.325598] qnx4: no qnx4 filesystem (no root dir).
[ 1836.327475] You didn't specify the type of your ufs filesystem

mount -t ufs -o ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...

>>>WARNING<<< Wrong ufstype may corrupt your filesystem, default is ufstype=old
[ 1836.331001] hfs: can't find a HFS filesystem on dev sda2
[ 1840.961729] init: samba-ad-dc main process (20067) terminated with status 1
[ 1873.409550] audit: type=1400 audit(1424872039.431:36): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/cups/backend/cups-pdf" pid=2356 comm="apparmor_parser"
[ 1873.409563] audit: type=1400 audit(1424872039.431:37): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=2356 comm="apparmor_parser"
[ 1873.428166] audit: type=1400 audit(1424872039.451:38): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="third_party" pid=2356 comm="apparmor_parser"