Re: T1000 CPU lockups

[Dennis Gilmore <dennis@ausil.us>]

On Wednesday 01 November 2006 18:12, David Miller wrote:
> From: Dennis Gilmore <dennis@ausil.us>
> Date: Wed, 1 Nov 2006 14:49:37 -0600
>
> > I have had  my T1000 lockup intermittently.  I'm running a vanilla 2.6.18
> > kernel.   I get in the system logs for quite a few of the cpu's
> >
> > Oct 31 20:58:19 daedalus kernel: BUG: soft lockup detected on CPU#21!
> > Oct 31 20:58:19 daedalus kernel: Call Trace:
> > Oct 31 20:58:20 daedalus kernel:  [00000000004319f4]
> > smp_percpu_timer_interrupt+0xd4/0x144
> > Oct 31 20:58:20 daedalus kernel:  [00000000004109d4] tl0_irq14+0x1c/0x20
> > Oct 31 20:58:20 daedalus kernel:  [0000000000468f28]
> > futex_lock_pi+0x130/0x7cc Oct 31 20:58:20 daedalus kernel: 
> > [000000000046a154] do_futex+0xb90/0xbbc Oct 31 20:58:20 daedalus kernel: 
> > [000000000046a6f4]
> > compat_sys_futex+0x11c/0x130
> > Oct 31 20:58:20 daedalus kernel:  [0000000000406c94]
> > linux_sparc_syscall32+0x3c/0x40
> > Oct 31 20:58:20 daedalus kernel:  [00000000701004b0] 0x701004b8
> >
> > after these. while the system stays alive  I cant actually do anything
>
> I think Fabbione was seeing this one too, CC:'d for more testing.
>
> This patch below should fix it, thanks for the most excellent bug
> report.
Thanks for the patch,  its Applied and built,  it has usually taken a few days 
to manifest.  so ill watch it and report back  later. 

-- 
Dennis Gilmore, RHCE
Proud Australian