From: Andrew Morton <akpm@linux-foundation.org>
To: Cyberman Wu <cypher.w@gmail.com>
Cc: Tejun Heo <tj@kernel.org>, linux-kernel@vger.kernel.org
Subject: Re: Is this a kernel bug?
Date: Thu, 8 Nov 2012 18:07:46 -0800 [thread overview]
Message-ID: <20121108180746.f393aca1.akpm@linux-foundation.org> (raw)
In-Reply-To: <CADCVGbR-39diiMA-C2cEn315r916HMprt6Lx4s8qN8jHC_e8FQ@mail.gmail.com>
On Fri, 9 Nov 2012 08:53:49 +0800 Cyberman Wu <cypher.w@gmail.com> wrote:
> A lot of these message on many CPU:
>
> ...
>
> Starting stack dump of tid 906, pid 906 (kworker/16:1) on cpu 16 at
> cycle 416925426066163
> frame 0: 0xfffffff700375f58 kthread_data+0x18/0x20 (sp 0xfffffe00f9fbf430)
> frame 1: 0xfffffff700357fe8 wq_worker_sleeping+0x28/0xf8 (sp
> 0xfffffe00f9fbf430)
> frame 2: 0xfffffff700021ab8 schedule+0xd00/0x1538 (sp 0xfffffe00f9fbf448)
> frame 3: 0xfffffff70041f950 do_exit+0x510/0x658 (sp 0xfffffe00f9fbf790)
> frame 4: 0xfffffff7000ade50 do_group_exit+0xc0/0x220 (sp 0xfffffe00f9fbf840)
> frame 5: 0xfffffff7001137a0 jit_bundle_gen+0xf20/0x27d8 (sp
> 0xfffffe00f9fbf878)
I don't recognize jit_bundle_gen. Has this kernel been modified?
> frame 6: 0xfffffff70034e830 do_unaligned+0xe0/0x5b0 (sp 0xfffffe00f9fbfac8)
> frame 7: 0xfffffff700139af8 handle_interrupt+0x270/0x278 (sp
> 0xfffffe00f9fbfc00)
> <interrupt 17 while in kernel mode>
> frame 8: 0xfffffff7002fc488 worker_enter_idle+0x1c8/0x2e8 (sp
> 0xfffffe00f9fbfe78)
> frame 9: 0xfffffff7002750c8 worker_thread+0x4c8/0x898 (sp 0xfffffe00f9fbfea0)
> frame 10: 0xfffffff7000f0530 kthread+0xe0/0xe8 (sp 0xfffffe00f9fbff80)
> frame 11: 0xfffffff7000bab38 start_kernel_thread+0x18/0x20 (sp
prev parent reply other threads:[~2012-11-09 2:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-03 8:03 Is this a kernel bug? Cyberman Wu
2012-11-07 16:28 ` Tejun Heo
2012-11-09 0:53 ` Cyberman Wu
2012-11-09 1:11 ` Tejun Heo
2012-11-12 2:42 ` Cyberman Wu
2012-11-09 2:07 ` Andrew Morton [this message]
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