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From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Jan Kiszka <jan.kiszka@web.de>
Cc: Don Zickus <dzickus@redhat.com>, Ingo Molnar <mingo@elte.hu>,
	Peter Zijlstra <peterz@infradead.org>,
	Eric Paris <eparis@redhat.com>,
	Randy Dunlap <randy.dunlap@oracle.com>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: BUG: using smp_processor_id() in preemptible arch_trigger_all_cpu_backtrace_handler
Date: Mon, 1 Nov 2010 18:37:55 +0300	[thread overview]
Message-ID: <20101101153755.GB5985@lenovo> (raw)
In-Reply-To: <4CCEB51C.7010901@web.de>

On Mon, Nov 01, 2010 at 01:39:56PM +0100, Jan Kiszka wrote:
> Hi,
> 
> I was getting this BUG while running into a GPF:
> 
> BUG: using smp_processor_id() in preemptible [00000000] code: qemu-system-x86/2248
> caller is arch_trigger_all_cpu_backtrace_handler+0x1d/0xf7
> Pid: 2248, comm: qemu-system-x86 Not tainted 2.6.36+ #12
> Call Trace:
> [<ffffffff81203194>] debug_smp_processor_id+0xd8/0xf4
> [<ffffffff813803ab>] arch_trigger_all_cpu_backtrace_handler+0x1d/0xf7
...

 Thanks for report Jan. I'll take a look as only get ability.

 Cyrill

  reply	other threads:[~2010-11-01 15:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-01 12:39 BUG: using smp_processor_id() in preemptible arch_trigger_all_cpu_backtrace_handler Jan Kiszka
2010-11-01 15:37 ` Cyrill Gorcunov [this message]
2010-11-01 15:45 ` Don Zickus
2010-11-01 15:51   ` Cyrill Gorcunov
2010-11-05 16:06     ` Frederic Weisbecker
2010-11-05 16:37       ` Cyrill Gorcunov

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