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SubjectRe: pcspkr lockdep trace.
On Sat, May 17, 2008 at 01:26:12PM -0400, Dave Jones wrote:
> =======================================================
> [ INFO: possible circular locking dependency detected ]
> 2.6.26-0.13.rc2.git5.fc10.x86_64 #1
> -------------------------------------------------------
> ksoftirqd/0/4 is trying to acquire lock:
> (&pcsp_chip.substream_lock){++..}, at: [<ffffffffa0265333>] pcsp_do_timer+0x5a/0x2b3 [snd_pcsp]
>
> but task is already holding lock:
> (&cpu_base->lock){++..}, at: [<ffffffff8104e0a8>] hrtimer_interrupt+0x79/0x14f
>...

Known bug:
http://bugzilla.kernel.org/show_bug.cgi?id=10701

cu
Adrian

--

"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed



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