[317709.911276] BUG: soft lockup - CPU#4 stuck for 22s! [thermald:1354]

[Akshay Bhat]

Was trying to play audio to my bluetooth headset when the OS locked up.

ProblemType: KernelOops
DistroRelease: Ubuntu 14.10
Package: linux-image-3.16.0-34-generic 3.16.0-34.47
ProcVersionSignature: Ubuntu 3.16.0-34.47-generic 3.16.7-ckt8
Uname: Linux 3.16.0-34-generic x86_64
Annotation: Your system might become unstablenow and might need to be restarted.
ApportVersion: 2.14.7-0ubuntu8.4
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: nodeax 2708 F.... pulseaudio
 /dev/snd/controlC0: nodeax 2708 F.... pulseaudio
Date: Tue Apr 28 10:20:54 2015
Failure: oops
HibernationDevice: RESUME=UUID=dfedd1c5-c595-4165-aa06-003b20f8cf19
MachineType: System76, Inc. Gazelle Professional
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-34-generic root=UUID=fd2a1529-14bd-4e1d-bb45-13cd9cbe5651 ro quiet splash vt.handoff=7
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions: kerneloops-daemon 0.12+git20090217-3ubuntu8
SourcePackage: linux
Title: [317709.911276] BUG: soft lockup - CPU#4 stuck for 22s! [thermald:1354]
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/28/2014
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1.03.06RS761
dmi.board.asset.tag: Tag 12345
dmi.board.name: Gazelle Professional
dmi.board.vendor: System76, Inc.
dmi.board.version: gazp9b
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 9
dmi.chassis.vendor: System76, Inc.
dmi.chassis.version: gazp9b
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1.03.06RS761:bd07/28/2014:svnSystem76,Inc.:pnGazelleProfessional:pvrgazp9b:rvnSystem76,Inc.:rnGazelleProfessional:rvrgazp9b:cvnSystem76,Inc.:ct9:cvrgazp9b:
dmi.product.name: Gazelle Professional
dmi.product.version: gazp9b
dmi.sys.vendor: System76, Inc.

[Brad Figg (brad-figg)]

This change was made by a bot.

[Joseph Salisbury (jsalisbury)]

Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.0 kernel[0].

If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'.

If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'.

If you are unable to test the mainline kernel, for example it will not boot, please add the tag: 'kernel-unable-to-test-upstream'.
Once testing of the upstream kernel is complete, please mark this bug as "Confirmed".

Thanks in advance.

[0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.1-rc1-vivid/

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.]