[Lenovo ThinkPad T530 2359] Specific KVM instances lock my machine
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Medium
|
Unassigned |
Bug Description
With my linux-generic package at 3.8.0.27.45 I had a lockup while running eight KVM instances; the soundcard continued to loop the little tiny sample of audio it was on.
The only lines that made it to /var/log/kern.log:
Jul 31 11:11:18 hunt kernel: [10420.003674] device vnet2 entered promiscuous mode
Jul 31 11:11:18 hunt kernel: [10420.007687] virbr0: topology change detected, propagating
Jul 31 11:11:18 hunt kernel: [10420.007696] virbr0: port 3(vnet2) entered forwarding state
Jul 31 11:11:18 hunt kernel: [10420.007719] virbr0: port 3(vnet2) entered forwarding state
Jul 31 11:11:24 hunt kernel: [10425.644923] device vnet3 entered promiscuous mode
Jul 31 11:11:24 hunt kernel: [10425.653002] virbr0: topology change detected, propagating
Jul 31 11:11:24 hunt kernel: [10425.653006] virbr0: port 4(vnet3) entered forwarding state
Jul 31 11:11:24 hunt kernel: [10425.653013] virbr0: port 4(vnet3) entered forwarding state
Jul 31 11:11:30 hunt kernel: [10431.693359] device vnet4 entered promiscuous mode
Jul 31 11:11:30 hunt kernel: [10431.703026] virbr0: topology change detected, propagating
Jul 31 11:11:30 hunt kernel: [10431.703031] virbr0: port 5(vnet4) entered forwarding state
Jul 31 11:11:30 hunt kernel: [10431.703038] virbr0: port 5(vnet4) entered forwarding state
Jul 31 11:11:36 hunt kernel: [10437.649982] device vnet5 entered promiscuous mode
Jul 31 11:11:36 hunt kernel: [10437.658017] virbr0: topology change detected, propagating
Jul 31 11:11:36 hunt kernel: [10437.658022] virbr0: port 6(vnet5) entered forwarding state
Jul 31 11:11:36 hunt kernel: [10437.658027] virbr0: port 6(vnet5) entered forwarding state
Jul 31 11:11:38 hunt kernel: [10439.551771] kvm [8865]: vcpu0 disabled perfctr wrmsr: 0xc1 data 0xabcd
Jul 31 11:11:42 hunt kernel: [10443.846061] device vnet6 entered promiscuous mode
Jul 31 11:11:42 hunt kernel: [10443.850430] virbr0: topology change detected, propagating
Jul 31 11:11:42 hunt kernel: [10443.850440] virbr0: port 7(vnet6) entered forwarding state
Jul 31 11:11:42 hunt kernel: [10443.850489] virbr0: port 7(vnet6) entered forwarding state
Jul 31 11:11:48 hunt kernel: [10449.515394] device vnet7 entered promiscuous mode
Jul 31 11:11:48 hunt kernel: [10449.523544] virbr0: topology change detected, propagating
Jul 31 11:11:48 hunt kernel: [10449.523549] virbr0: port 8(vnet7) entered forwarding state
Jul 31 11:11:48 hunt kernel: [10449.523557] virbr0: port 8(vnet7) entered forwarding state
Jul 31 11:11:50 hunt kernel: [10451.419931] kvm [9063]: vcpu0 disabled perfctr wrmsr: 0xc1 data 0xffff
I've had ten or twelve KVM instances running before, it's a workload I know works.
I was watching 'top' at the moment of the hang, and I still had over a gigabyte of cached and over a gigabyte of buffered memory available, so it wasn't as simple as running out of memory.
Thanks
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: linux-image-
ProcVersionSign
Uname: Linux 3.8.0-27-generic x86_64
ApportVersion: 2.9.2-0ubuntu8.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
Date: Wed Jul 31 11:21:55 2013
HibernationDevice: RESUME=
InstallationDate: Installed on 2012-10-18 (286 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
MachineType: LENOVO 2359CTO
MarkForUpload: True
ProcEnviron:
TERM=rxvt-unicode
PATH=(custom, no user)
XDG_RUNTIME_
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.106
SourcePackage: linux
UpgradeStatus: Upgraded to raring on 2013-03-18 (135 days ago)
dmi.bios.date: 09/13/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: G4ET62WW (2.04 )
dmi.board.
dmi.board.name: 2359CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Defined
dmi.chassis.
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.
dmi.modalias: dmi:bvnLENOVO:
dmi.product.name: 2359CTO
dmi.product.
dmi.sys.vendor: LENOVO
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