Public bug reported:
Hi,
A kernel bug was shown to me on the monitor, the system continued running.
The problem was shown in a process running a KVM client, the client started
resetting a device (windows client: 129: Reset to device, \Device\RaidPort1,
was issued.)
>From the syslog I could extract the kernel BUG message:
Apr 23 07:11:18 kvm-03h kernel: [117392.308917] ------------[ cut here
]------------
Apr 23 07:11:18 kvm-03h kernel: [117392.308994] kernel BUG at
/build/buildd/linux-3.5.0/fs/buffer.c:3199!
Apr 23 07:11:18 kvm-03h kernel: [117392.309081] invalid opcode: 0000 [#2] SMP
Apr 23 07:11:18 kvm-03h kernel: [117392.309144] CPU 2
...
Apr 23 07:11:18 kvm-03h kernel: [117392.310396]
Apr 23 07:11:18 kvm-03h kernel: [117392.310403] Pid: 20989, comm: kvm Tainted:
G D 3.5.0-27-generic #46-Ubuntu To be filled by O.E.M. To be filled
by O.E.M./SABERTOOTH 990FX
Apr 23 07:11:18 kvm-03h kernel: [117392.310582] RIP: 0010:[<ffffffff811b33d6>]
[<ffffffff811b33d6>] free_buffer_head+0x46/0x50
...
(complete message attachd)
ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: linux-generic 3.5.0.27.43
ProcVersionSignature: Ubuntu 3.5.0-27.46-generic 3.5.7.7
Uname: Linux 3.5.0-27-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/controlC2',
'/dev/snd/hwC2D0', '/dev/snd/pcmC2D3p', '/dev/snd/controlC1',
'/dev/snd/hwC1D0', '/dev/snd/pcmC1D3p', '/dev/snd/by-path',
'/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c',
'/dev/snd/pcmC0D0p', '/dev/snd/pcmC0D1p', '/dev/snd/pcmC0D2c', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory: 'iw'
Card0.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer'
Card0.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer'
Card1.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer'
Card1.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer'
Card2.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer'
Card2.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer'
Date: Tue Apr 23 19:54:34 2013
HibernationDevice: RESUME=UUID=5ad213fd-d7ce-4e86-a9bf-0e305261396e
InstallationDate: Installed on 2013-04-21 (2 days ago)
InstallationMedia: Ubuntu-Server 12.10 "Quantal Quetzal" - Release amd64
(20121017.2)
MachineType: To be filled by O.E.M. To be filled by O.E.M.
MarkForUpload: True
ProcEnviron:
LANGUAGE=en_US:en
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB:
0 radeondrmfb
1 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-27-generic
root=UUID=20b1bb76-6b10-44e6-b682-d7bd8953f730 ro
RelatedPackageVersions:
linux-restricted-modules-3.5.0-27-generic N/A
linux-backports-modules-3.5.0-27-generic N/A
linux-firmware 1.95
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/12/2012
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1102
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: SABERTOOTH 990FX
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr1102:bd03/12/2012:svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnASUSTeKCOMPUTERINC.:rnSABERTOOTH990FX:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To be filled by O.E.M.
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: To be filled by O.E.M.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug quantal
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https://bugs.launchpad.net/bugs/1171957
Title:
kernel bug with stack trace presented
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