Re: WARNING: at arch/x86_64/kernel/smp.c:379 smp_call_function_single()

Michal Piotrowski
2007-08-10T12:04:33Z

Hi,

On 10/08/07, Paolo Ornati <ornati-dbx96nzIXN7OeuqD6ShaSA@public.gmane.org> wrote:
> Just got this warning during suspend2ram (2.6.23-rc2-gac078602).
>
> Config and full dmesg attached.
>
>
> [ 756.707601] Disabling non-boot CPUs ...
> [ 756.712034] kvm: disabling virtualization on CPU1
> [ 756.712037] WARNING: at arch/x86_64/kernel/smp.c:379 smp_call_function_single()
> [ 756.712039]
> [ 756.712039] Call Trace:
> [ 756.712046] [<ffffffff8021d159>] smp_call_function_single+0x119/0x120
> [ 756.712050] [<ffffffff80542169>] thread_return+0x1bf/0x626
> [ 756.712054] [<ffffffff80234b5b>] sys_sched_yield+0x2b/0x80
> [ 756.712057] [<ffffffff8043684b>] kvm_cpu_hotplug+0x4b/0xa0
> [ 756.712060] [<ffffffff80247c83>] notifier_call_chain+0x53/0x80
> [ 756.712062] [<ffffffff80247d09>] __raw_notifier_call_chain+0x9/0x10
> [ 756.712065] [<ffffffff80247d21>] raw_notifier_call_chain+0x11/0x20
> [ 756.712068] [<ffffffff8026184b>] take_cpu_down+0x1b/0x30
> [ 756.712071] [<ffffffff802699d2>] do_stop+0xd2/0x150
> [ 756.712073] [<ffffffff80269900>] do_stop+0x0/0x150
> [ 756.712076] [<ffffffff8024f84d>] kthread+0x4d/0x80
> [ 756.712079] [<ffffffff8020cb28>] child_rip+0xa/0x12
> [ 756.712081] [<ffffffff8020c23c>] restore_args+0x0/0x30
> [ 756.712084] [<ffffffff8024f800>] kthread+0x0/0x80
> [ 756.712086] [<ffffffff8020cb1e>] child_rip+0x0/0x12
> [ 756.712087]
> [ 756.815693] CPU 1 is now offline
> [ 756.815697] lockdep: not fixing up alternatives.
> [ 756.819276] CPU1 is down
>

Added to KR list, thanks for the report.

Regrads,
Michal

--
LOG