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Re: kern/145211: Memory modified after free

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Anton Shterenlikht

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Mar 31, 2010, 3:05:26 PM3/31/10
to Nathaniel W Filardo, freebs...@freebsd.org, bug-fo...@freebsd.org
On Wed, Mar 31, 2010 at 06:50:12PM +0000, Nathaniel W Filardo wrote:
> The following reply was made to PR sparc64/145211; it has been noted by GNATS.
>
> From: Nathaniel W Filardo <n...@cs.jhu.edu>
> To: bug-fo...@freebsd.org
> Cc:
> Subject: Re: kern/145211: Memory modified after free
> Date: Wed, 31 Mar 2010 14:49:40 -0400
>
> It occurs to me to add that at least the second crash was correlated with a
> burst of traffic on bge2, which usually sits idle. FWIW, bge0 and bge3 are
> typically busy, and bge1 is not connected. Is it possible that this is a
> bge bug? I'll be recreating the busy-bge2 scenario to test other things
> anyway and will report should it trigger a panic again.

FWIW I've had this twice on ia64 -current.
It also seems to follow bge activity,
but not sure about the "bursts":

http://seis.bris.ac.uk/~mexas/freebsd/ia64/rx2600/tzav/messages


--
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423

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