From: Steven Rostedt <rostedt@goodmis.org>
To: "Koehrer Mathias (ETAS/ESW5)" <mathias.koehrer@etas.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Thomas Gleixner <tglx@linutronix.de>,
"linux-rt-users@vger.kernel.org" <linux-rt-users@vger.kernel.org>
Subject: Re: BUG: unable to handle kernel NULL pointer dereference on 3.18.13-rt10
Date: Tue, 14 Jul 2015 10:15:51 -0400 [thread overview]
Message-ID: <20150714101551.2f39f196@gandalf.local.home> (raw)
In-Reply-To: <523c30ce4e4c4b53befcd288db178db9@FE-MBX1012.de.bosch.com>
On Tue, 14 Jul 2015 07:38:46 +0000
"Koehrer Mathias (ETAS/ESW5)" <mathias.koehrer@etas.com> wrote:
> > What's the test that was run, and how did it enable function tracing?
>
> The tracing was enabled within an init script using the following bash commands:
> if ! grep -q "/sys/kernel/debug" /proc/mounts; then
> mount -t debugfs nodev /sys/kernel/debug
> fi
> if [ -d /sys/kernel/debug/tracing ]; then
> (
> cd /sys/kernel/debug/tracing
> echo "function" > current_tracer
> echo "1" > tracing_on
>
> echo "1" > /proc/sys/kernel/ftrace_dump_on_oops
> )
> fi
>
>
> The test was to reboot the PC permanently (every minute).
> The reboot has been initiated by another PC that remotely controls the PC under test.
>
How reproducible is this?
-- Steve
next prev parent reply other threads:[~2015-07-14 14:15 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-09 10:49 BUG: unable to handle kernel NULL pointer dereference on 3.18.13-rt10 Koehrer Mathias (ETAS/ESW5)
2015-07-09 14:11 ` Thomas Gleixner
2015-07-09 18:35 ` Josh Cartwright
2015-07-10 12:49 ` Koehrer Mathias (ETAS/ESW5)
2015-07-10 13:23 ` Sebastian Andrzej Siewior
2015-07-13 6:18 ` Koehrer Mathias (ETAS/ESW5)
2015-07-13 9:12 ` Sebastian Andrzej Siewior
2015-07-13 15:34 ` Steven Rostedt
2015-07-14 7:38 ` Koehrer Mathias (ETAS/ESW5)
2015-07-14 14:15 ` Steven Rostedt [this message]
2015-07-14 14:24 ` Mathias Koehrer
2015-07-14 14:29 ` Steven Rostedt
2015-07-14 14:33 ` Koehrer Mathias (ETAS/ESW5)
2015-07-13 7:39 ` Koehrer Mathias (ETAS/ESW5)
2015-07-13 7:55 ` Sebastian Andrzej Siewior
2015-07-13 8:56 ` Koehrer Mathias (ETAS/ESW5)
2015-07-13 8:58 ` Sebastian Andrzej Siewior
2015-07-15 7:12 ` Mathias Koehrer
2015-07-20 7:38 ` AW: " eg Engleder Gerhard
2015-07-20 14:56 ` Sebastian Andrzej Siewior
2015-07-21 6:13 ` AW: " eg Engleder Gerhard
2015-07-22 6:26 ` Koehrer Mathias (ETAS/ESW5)
2015-07-22 13:26 ` Steven Rostedt
2015-07-24 19:02 ` Thomas Gleixner
2015-07-24 19:21 ` Steven Rostedt
2015-07-24 20:21 ` Gratian Crisan
2015-07-24 20:51 ` Steven Rostedt
2015-08-05 1:20 ` Steven Rostedt
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