Panic on 8-STABLE in mpt(4) on a DELL PowerEdge R300
lopez.on.the.lists at yellowspace.net
Thu Feb 25 22:16:54 UTC 2010
On 25.02.10 22:11, Lorenzo Perone wrote:
> I just got a PowerEdge R300, which netbooted fine with 7.2-STABLE
> (FreeBSD 7.2-STABLE #6: Wed Dec 2 01:25:52 CET 2009), but is dropping me
> into a panic right at boot with 8.0-STABLE (just built).
> This is what I'm getting (please forgive the lazyness of not
> transcribing everything..):
> An excerpt:
> Fatal trap 12: page fault while in kernel mode
> current process = 8 (mpt_raid0)
> Stopped at xpt_rescan+0x14: movq(%rsi),%rdx
> After just rebuilding the kernel with debug symbols, DDB and KDB, and
> booting with boot -d, I'm dropped into kdb but I cannot do anything
> there, at least not via the vKVM of the DRAC (I would have liked to
> trace, but it won't work..)
> The controller is the SAS 6i/R.
> If I can provide any other details please let me know.
> Thanx a lot for taking your time,
A follow up - I recompiled the kernel with mpt from head (svn checkout
svn://svn.freebsd.org/base/head/sys/dev/mpt) and the problem still exists.
Let me know if I should post a pr.
I'm also available for testing patches.
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