Re: 2.6.21-rc1: known regressions (v2) (part 2)

From: Michal Piotrowski
Date: Tue Feb 27 2007 - 03:37:45 EST


Michal Piotrowski napisał(a):
> Thomas Gleixner napisał(a):
>> Adrian,
>>
>> On Mon, 2007-02-26 at 23:05 +0100, Adrian Bunk wrote:
>>> Subject : kernel BUG at kernel/time/tick-sched.c:168 (CONFIG_NO_HZ)
>>> References : http://lkml.org/lkml/2007/2/16/346
>>> Submitter : Michal Piotrowski <michal.k.k.piotrowski@xxxxxxxxx>
>>> Handled-By : Thomas Gleixner <tglx@xxxxxxxxxxxxx>
>>> Status : problem is being debugged
>> The BUG_ON() was replaced by a warning printk(). The BUG_ON() exposed a
>> problem with the SMT scheduler. See below.
>>
>>> Subject : BUG: soft lockup detected on CPU#0
>>> NOHZ: local_softirq_pending 20 (SMT scheduler)
>>> References : http://lkml.org/lkml/2007/2/20/257
>>> Submitter : Michal Piotrowski <michal.k.k.piotrowski@xxxxxxxxx>
>>> Handled-By : Thomas Gleixner <tglx@xxxxxxxxxxxxx>
>>> Ingo Molnar <mingo@xxxxxxx>
>>> Status : problem is being debugged
>> Patch available, not confirmed yet.
>>
>
> I can confirm that the bug is fixed (over 20 hours of testing should be enough).
^^^^ almost ;)

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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