linux-kernel - Re: 2.6.18-rc3-g3b445eea BUG: warning at /usr/src/linux-git/kernel/cpu.c:51/unlock_cpu

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Date:	Sat, 5 Aug 2006 23:15:59 +0200
From:	"Michal Piotrowski" <michal.k.k.piotrowski@...il.com>
To:	"Dave Jones" <davej@...hat.com>,
	"Michal Piotrowski" <michal.k.k.piotrowski@...il.com>,
	"Linus Torvalds" <torvalds@...l.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.18-rc3-g3b445eea BUG: warning at /usr/src/linux-git/kernel/cpu.c:51/unlock_cpu_hotplug()

On 05/08/06, Dave Jones <davej@...hat.com> wrote:
> On Sat, Aug 05, 2006 at 01:26:49PM +0200, Michal Piotrowski wrote:
>
>  > Aug  5 13:18:00 ltg01-fedora kernel: CPU0 called lock_cpu_hotplug()
>  > for app kded. recursive_depth=0
>  > *more snipped traces*
>
> The interesting ones will be the ones before & after you hit that
> BUG: warning at /usr/src/linux-work1/kernel/cpu.c:51/unlock_cpu_hotplug()
> if you can make that happen again.

I don't see nothing interesting before BUG: warning at
/usr/src/linux-git/kernel/cpu.c:51/unlock_cpu_hotplug()

Only

CPU0 called lock_cpu_hotplug() for app amarokapp. recursive_depth=0
 [<c01329ab>] lock_cpu_hotplug+0x36/0xb9
 [<c01182ce>] sched_getaffinity+0xf/0x83
 [<c0118361>] sys_sched_getaffinity+0x1f/0x41
 [<c0102d51>] sysenter_past_esp+0x56/0x79
amarokapp acquired cpu_bitmask_lock

appears after this warning.

dmesg -> http://www.stardust.webpages.pl/files/2.6-git/18-rc3/dmesg2

>
>                 Dave
>
> --
> http://www.codemonkey.org.uk
>

Regards,
Michal

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