I've hit this multiple times during last week. The cause for me might be
either graphics adapter driver (i915) or VirtualBox kernel driver
(vbox*). Here's a portion of /var/log/kern.log (hostname replaced with
"localhost"):
Jun 18 08:35:12 localhost kernel: [ 1697.352128] BUG: soft lockup - CPU#3
$ uname -a
Linux localhost 3.2.0-48-generic #74-Ubuntu SMP Thu Jun 6 19:43:26 UTC 2013
x86_64 x86_64 x86_64 GNU/Linux
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:Ubuntu 12.04.2 LTS
Release:12.04
Codename: precise
I guess this bug should be
this still hapenes with 3.2.0-39-generic.
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Title:
BUG: soft lockup - CPU#0 stuck for 22s! [Xorg:1199]
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I forgot to say, it's happened using:
linux-image-3.2.0-24-generic
and
linux-image-3.2.0-25-generic
either within xen or without (booting directly the kernel)
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I've been experiencing crashes like this the whole day :
Jun 20 17:46:27 sheeeit kernel: [ 7503.419644] BUG: soft lockup - CPU#2 stuck
for 23s! [Xorg:1740]
Jun 20 17:46:27 sheeeit kernel: [ 7503.419655] Modules linked in: pci_stub
vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) snd_hda_co
This lockup hasn't happened now for a while, so it seems to have been
fixed.
** Changed in: linux (Ubuntu)
Status: Incomplete => Fix Released
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Thank you for taking the time to file a bug report on this issue.
However, given the number of bugs that the Kernel Team receives during
any development cycle it is impossible for us to review them all.
Therefore, we occasionally resort to using automated bots to request
further testing. This is s
Does testing the Oneiric kernel involve just pulling in the kernel
package and installing it? Or must I install Oneric first?
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Title:
BUG: soft l
It could be related to nouveau:
[ 368.033311] BUG: soft lockup - CPU#0 stuck for 23s! [Xorg:1013]
[ 368.033324] Modules linked in: parport_pc ppdev lp parport rtc_generic btusb
bnep mac_hid rfcomm bluetooth ext2 snd_powermac snd_pcm snd_seq_midi
snd_rawmidi snd_seq_midi_event snd_seq snd_time
Would it be possible for you to test the Oneiric kernel, to see if the
issue exists there as well:
https://launchpad.net/~canonical-kernel-team/+archive/ppa/+build/3211482
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Can this be bad hardware?
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Title:
BUG: soft lockup - CPU#0 stuck for 22s! [Xorg:1199]
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apport information
** Tags added: apport-collected
** Description changed:
Collected automatically at startup
ProblemType: KernelOops
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-19-powerpc-smp
Uname: Linux 3.2.0-19-powerpc-smp ppc
Annotation: Your system might become un
This bug has been reported on the Ubuntu ISO testing tracker.
A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/958749
** Tags added: iso-testing
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https://bugs.launchpad.net/bugs/958749
Title:
BUG: soft lockup - CPU#0 stuck for 22s! [Xorg:1199]
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