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[Bug kprobes/2453] kernel panic when probe elv_dequeue_request
- From: "ananth at in dot ibm dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 14 Mar 2006 04:27:26 -0000
- Subject: [Bug kprobes/2453] kernel panic when probe elv_dequeue_request
- References: <20060313083449.2453.guanglei@cn.ibm.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From ananth at in dot ibm dot com 2006-03-14 04:27 -------
Subject: Re: kernel panic when probe elv_dequeue_request
On Mon, Mar 13, 2006 at 02:49:19PM -0000, fche at redhat dot com wrote:
>
> ------- Additional Comments From fche at redhat dot com 2006-03-13 14:49 -------
> To my powerpc-inexperienced eyes, it looks like the kprobe breakpoint ended up
> on top of a tdnei (conditional trap) instruction.
Well, that tdnei is what BUG() uses internally to cause a trap. Methinks,
we have hit a (possibly legitimate) BUG() while using the testcase.
Ananth
--
http://sourceware.org/bugzilla/show_bug.cgi?id=2453
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