Public bug reported:
Background info:
- I'm using Ubuntu 16.04.1 LTS with kernel 4.4.0-57-generic, with i3wm and
couple of terminals plus a web browser running on it.
What happens:
- On random time intervals the OS freezes and I don't have mouse, nor keyboard
responding. The only thing I can do is cold restart. Searching through the
syslog, I've got the following:
Please see the attached file for more information.
Best Regards,
Viktor Penkov
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-57-generic 4.4.0-57.78
ProcVersionSignature: Ubuntu 4.4.0-57.78-generic 4.4.35
Uname: Linux 4.4.0-57-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.4
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/pcmC1D0p: viktor 2809 F...m pulseaudio
/dev/snd/controlC1: viktor 2809 F.... pulseaudio
/dev/snd/controlC0: viktor 2809 F.... pulseaudio
Date: Tue Jan 10 09:56:27 2017
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=d88c0a8e-3bfa-400e-a3fe-cb7d6cd262c9
InstallationDate: Installed on 2016-01-06 (369 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20151209)
MachineType: LENOVO 20BV003SBM
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-57-generic
root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-4.4.0-57-generic N/A
linux-backports-modules-4.4.0-57-generic N/A
linux-firmware 1.157.6
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/06/2015
dmi.bios.vendor: LENOVO
dmi.bios.version: JBET54WW (1.19 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20BV003SBM
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40705 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias:
dmi:bvnLENOVO:bvrJBET54WW(1.19):bd11/06/2015:svnLENOVO:pn20BV003SBM:pvrThinkPadT450:rvnLENOVO:rn20BV003SBM:rvrSDK0J40705WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.name: 20BV003SBM
dmi.product.version: ThinkPad T450
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug xenial
** Attachment added: "crash_cut_syslog"
https://bugs.launchpad.net/bugs/1655260/+attachment/4802260/+files/crash_cut_syslog
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https://bugs.launchpad.net/bugs/1655260
Title:
Kernel freezes
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