[releng_6] mpt(4) Memory modified after free panic
kris at obsecurity.org
Mon Sep 26 17:34:03 PDT 2005
On Mon, Sep 26, 2005 at 11:55:53PM +0200, Pawel Worach wrote:
> Trying to use a mpt controller with only one disk attached so it's not
> possible to configure a RAID-1 volume.
> Trying to boot 6.0-BETA1 install cd results in this panic. Should it
> possible to use a single disk behind an mpt(4) with the updated driver? This
> configuration works fine on 5.4.
You should retry with 6.0-BETA5 - dozens of bugs have been fixed since
then. If it persists, you should set up DEBUG_MEMGUARD to watch the
M_BUS malloc type..this requires some minor source file editing and a
kernel recompile (you can build it on e.g. 5.4).
> Memory modified after free 0xc28a5710(12) val=0 @ 0xc28a5710
> panic: Most recently used by bus
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