From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Ralf Mardorf <ralf.mardorf@alice-dsl.net>
Cc: linux-rt-users@vger.kernel.org
Subject: Re: Kenrel panic with 3.18.7-rt2 - Was: Kenrel panic with 3.18.7-rt2 - rootfs at MMC
Date: Fri, 6 Mar 2015 19:21:28 +0100 [thread overview]
Message-ID: <20150306182128.GF10155@linutronix.de> (raw)
In-Reply-To: <20150306174700.29fc83bf@archlinux>
* Ralf Mardorf | 2015-03-06 17:47:00 [+0100]:
>On Fri, 6 Mar 2015 13:24:41 +0100, Sebastian Andrzej Siewior wrote:
>>if the system is still responsible you could "dmesg > file" and then
>>that file would interresting as long as there is no systemd crap in
>>it.
>
>That's the problem, the system isn't responsive anymore. There also is
>no file /var/log/dmesg. I can reboot and run the dmesg command, but it
>only shows the messages for the last boot.
So if you don't get the crash message anymore then it gets tricky. You
could use the serial console and read it there (if you have a serial
port and another machine). The other trick might be to use "printk
delay" and then memorize it or use a camera :)
Sebastian
next prev parent reply other threads:[~2015-03-06 18:21 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-06 16:43 Kenrel panic with 3.18.7-rt2 - rootfs at MMC Ralf Mardorf
2015-03-06 16:47 ` Kenrel panic with 3.18.7-rt2 - Was: " Ralf Mardorf
2015-03-06 18:21 ` Sebastian Andrzej Siewior [this message]
2015-03-13 14:26 ` Paul Gortmaker
2015-03-13 15:26 ` Ralf Mardorf
2015-03-16 13:22 ` Paul Gortmaker
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