Re: 2.6.20-git15 BUG: soft lockup detected on CPU#0! - timers?

From: Michal Piotrowski
Date: Mon Feb 26 2007 - 08:01:50 EST


On 25/02/07, Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
Michal,

On Sat, 2007-02-24 at 23:45 +0100, Michal Piotrowski wrote:
> Here is a dmesg after over 25 hours of uptime
> http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc1/git-dmesg3
> nothing new.

can you please turn off CONFIG_SCHED_SMT ? It seems all reports have one
thing in common:

CPU == P4 and CONFIG_SCHED_SMT turned on.

tglx




Ok, I think that this is a SMT scheduler problem.

System works fine for fifteen hours.

Regards,
Michal

--
Michal K. K. Piotrowski
LTG - Linux Testers Group (PL)
(http://www.stardust.webpages.pl/ltg/)
LTG - Linux Testers Group (EN)
(http://www.stardust.webpages.pl/linux_testers_group_en/)
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