From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Frederik Himpe <fhimpe@telenet.be>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.24 regression: pan hanging unkilleable and un-straceable
Date: Tue, 22 Jan 2008 11:05:11 +1100 [thread overview]
Message-ID: <200801221105.11413.nickpiggin@yahoo.com.au> (raw)
In-Reply-To: <1200949086.6648.19.camel@Anastacia>
On Tuesday 22 January 2008 07:58, Frederik Himpe wrote:
> With Linux 2.6.24-rc8 I often have the problem that the pan usenet
> reader starts using 100% of CPU time after some time. When this happens,
> kill -9 does not work, and strace just hangs when trying to attach to
> the process. The same with gdb. ps shows the process as being in the R
> state.
>
> I pressed Ctrl-Alt-SysRq-T, and this was shown for pan:
> Jan 21 21:45:01 Anastacia kernel: pan R running task 0
Well I've twice tried to submit a patch to print stacks for running
tasks as well, but nobody seems interested. It would at least give a
chance to see something.
Can you post a few Sysrq+P traces?
next prev parent reply other threads:[~2008-01-22 0:05 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-21 20:58 2.6.24 regression: pan hanging unkilleable and un-straceable Frederik Himpe
2008-01-22 0:05 ` Nick Piggin [this message]
2008-01-22 5:03 ` Mike Galbraith
2008-01-22 5:25 ` Nick Piggin
2008-01-22 5:47 ` Mike Galbraith
2008-02-04 14:49 ` Mike Galbraith
2008-02-04 23:02 ` Nick Piggin
2008-01-22 10:38 ` Ingo Molnar
2008-01-24 5:30 ` Valdis.Kletnieks
2008-01-26 13:29 ` Frederik Himpe
2008-01-26 13:46 ` Nick Piggin
2008-01-26 14:27 ` Pascal Terjan
2008-01-28 1:49 ` Nick Piggin
2008-01-28 1:46 ` Nick Piggin
2008-01-28 18:05 ` Frederik Himpe
2008-01-31 22:45 ` Frederik Himpe
2008-02-02 0:53 ` Nick Piggin
2008-01-22 10:37 ` Ingo Molnar
2008-01-22 23:00 ` Nick Piggin
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