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From: Thomas Gleixner <tglx@linutronix.de>
To: John Culvertson <jculvertson@gmail.com>
Cc: linux-rt-users@vger.kernel.org
Subject: Re: 2.6.33.6-rt28 kernel oops while stressing network
Date: Fri, 27 Aug 2010 12:33:44 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LFD.2.00.1008271227370.2768@localhost.localdomain> (raw)
In-Reply-To: <AANLkTinOmnq0hxL9TaZAuu0x5LORAOKuGYFUam9fMzzo@mail.gmail.com>

John,

On Wed, 11 Aug 2010, John Culvertson wrote:

> I updated to 2.6.33.7-rt29, and I am seeing similar symptoms.
> 
> [ 2120.781166] BUG: unable to handle kernel paging request at c11cd497
> [ 2120.784018] IP: [<c11d5ce2>] tcp_set_skb_tso_segs+0x33/0x85

can you please try to reproduce the problem with the function tracer
enabled ? Make sure that /proc/sys/kernel/ftrace_dump_on_oops is set
to 1.

When the bug reproduces the kernel will spill out the trace over the
serial console, which will take a while but should show us what's
going on.

Thanks,

	tglx

      parent reply	other threads:[~2010-08-27 10:33 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-09 20:10 2.6.33.6-rt28 kernel oops while stressing network John Culvertson
2010-08-10 12:23 ` Patrice Kadionik
2010-08-10 13:00   ` Patrice Kadionik
2010-08-12 16:09     ` Patrice Kadionik
     [not found] ` <AANLkTi=tPSeXTZkjPPm_MGmmOx2fZhryOkajgssv0EsX@mail.gmail.com>
2010-08-11 16:53   ` John Culvertson
2010-08-13 17:37     ` John Culvertson
2010-08-13 17:56       ` Darcy Watkins
     [not found]         ` <AANLkTikty=V_==0udO9F2MxpVxwuLzyOQZt0ha5=VC3y@mail.gmail.com>
2010-08-13 18:07           ` John Culvertson
2010-08-13 20:17             ` Sven-Thorsten Dietrich
2010-08-13 21:20               ` John Culvertson
2010-08-13 22:57                 ` Sven-Thorsten Dietrich
2010-08-16 17:16                   ` John Culvertson
2010-08-16 17:22                     ` Sven-Thorsten Dietrich
     [not found]           ` <D61182AC8012EA4EBC531B3AF23BE1099C86D6@tranzeo-mail2.12stewart.tranzeo.com>
     [not found]             ` <AANLkTi=3cz2RyHPdoNRjucTozKqDmJc8sDh+hsnmhKAS@mail.gmail.com>
2010-08-13 19:56               ` Darcy Watkins
2010-08-27 10:33     ` Thomas Gleixner [this message]

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