From: Jan Kiszka <jan.kiszka@domain.hid>
To: Roman Pisl <rpisl@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] Freeze on SMP x86-64
Date: Tue, 06 Oct 2009 15:56:00 +0200 [thread overview]
Message-ID: <4ACB4C70.80406@domain.hid> (raw)
In-Reply-To: <4ACB4389.10109@domain.hid>
Roman Pisl wrote:
> ...
>>
>> Is there a chance to grab the panic log via serial line? The first of
>> your two screenshots indicate that there might have happened something
>> interesting before the NMI triggered, but it's scrolled out of sight.
>>
>> Jan
>>
>
> Hello,
> here I send kernel panic (triggered by rt_task_sleep and latency test)
> grabbed via serial line.
Hmm, still only NMI alarms...
>
> I'm ready to help with resolving this issue.
Could you try enabling the I-pipe tracer with function tracing? It
should dump a trace of the functions that were executed before the
watchdog triggered. You may need to extend the number of tracepoints a
bit, try "echo 1000 > /proc/ipipe/trace/back_trace_points".
Jan
--
Siemens AG, Corporate Technology, CT SE 2
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2009-10-06 13:56 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-02 11:48 [Xenomai-help] Freeze on SMP x86-64 Roman Pisl
2009-10-02 12:39 ` Gilles Chanteperdrix
2009-10-02 13:22 ` Roman Pisl
2009-10-02 13:25 ` Gilles Chanteperdrix
2009-10-02 13:34 ` Philippe Gerum
2009-10-02 13:36 ` Philippe Gerum
2009-10-03 16:01 ` Jan Kiszka
[not found] ` <4AC9E655.5090006@domain.hid>
[not found] ` <4AC9ED6B.4050004@domain.hid>
[not found] ` <4AC9F4FA.5070409@domain.hid>
[not found] ` <4ACA013F.8040602@domain.hid>
2009-10-06 13:18 ` Roman Pisl
2009-10-06 13:56 ` Jan Kiszka [this message]
2009-10-06 14:50 ` Roman Pisl
2009-10-06 15:33 ` Roman Pisl
2009-10-06 15:45 ` Roman Pisl
2009-10-06 15:59 ` Jan Kiszka
2009-10-02 12:45 ` Peter Soetens
2009-10-02 12:58 ` Roman Pisl
2009-10-02 13:40 ` Philippe Gerum
2009-10-02 14:14 ` Roman Pisl
2009-10-02 16:40 ` Gilles Chanteperdrix
2009-10-02 14:21 ` Jan Kiszka
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4ACB4C70.80406@domain.hid \
--to=jan.kiszka@domain.hid \
--cc=rpisl@domain.hid \
--cc=xenomai@xenomai.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.