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Re: current.stp killed the machine
- From: Ananth N Mavinakayanahalli <ananth at in dot ibm dot com>
- To: Wenji Huang <wenji dot huang at oracle dot com>
- Cc: systemtap at sourceware dot org
- Date: Mon, 16 Jul 2007 13:36:11 +0530
- Subject: Re: current.stp killed the machine
- References: <469B227E.50903@oracle.com>
- Reply-to: ananth at in dot ibm dot com
On Mon, Jul 16, 2007 at 03:47:10PM +0800, Wenji Huang wrote:
> Hi,
>
> I ran "make installcheck" using the latest source code of systemtap,
> found that the kernel panic.
>
> Related information:
>
> kernel BUG at arch/i386/kernel/kprobes.c:452!
> invalid opcode: 0000 [#1]
> Call Trace:
> kretprobes_trampoline+
> .........
>
> Environment:
> VM - i386
> 2.6.21
This looks similar to bz#4542.
Masami,
Looks like this problem is affecting only i386; is it possible that this
is something to do with the kretprobe booster?
Request you to take a look.
Thanks,
Ananth