Re: 11s softlockup and hang with kvm on 2.6.24.3

Paul Collins
2008-03-04T10:27:18Z

Avi Kivity <avi@qumranet.com> writes:

> Paul Collins wrote:
>> Running kvm 62 on 2.6.24.3 (the extraversion is reported due to a local
>> patch to vfat) I just got a couple of soft lockups and a hang. I was
>> installing FreeBSD 7 at the time.
>>
>> Mar 4 21:20:13 burly kernel: Call Trace:
>> Mar 4 21:20:13 burly kernel: [<ffffffff8024b60e>] hrtimer_try_to_cancel+0x67/0x70
>> Mar 4 21:20:13 burly kernel: [<ffffffff8024b629>] hrtimer_cancel+0x12/0x16
>> Mar 4 21:20:13 burly kernel: [<ffffffff8024b623>] hrtimer_cancel+0xc/0x16
>> Mar 4 21:20:13 burly kernel: [<ffffffff880fc9cd>] :kvm:kvm_migrate_apic_timer+0x19/0x2e
>
> Can you reproduce and send the output of sysrq-t? Looks like the
> timer callback is stuck.

I'll give it a lash.

I was able to complete the installation with kvm 62 on 2.6.25-rc3-369-g976dde0.

--
Paul Collins
Wellington, New Zealand

Dag vijandelijk luchtschip de huismeester is dood