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SubjectRe: qla2xxx related oops in 2.6.16-rc1
 On Mon, Jan 30, Andrew Vasquez wrote:

> On Fri, 27 Jan 2006, Stefan Kaltenbrunner wrote:
>
> > We hit the following oops in 2.6.16-rc1 during itesting of a
> > devicemapper based multipath infrastructure.
> >
> > The oops happend during heavy io on the devicemapper device and a reboot
> > of one of the switches the host was directly connected too.
> >
> > The host in questions is as Dual Opteron 280 with 16GB ram and two
> > qla2340 adapters accessing an IBM DS4300 Array.
> >
> > Stefan
> >
> > Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP:
> > <ffffffff803cc6c6>{_spin_lock+0}
> > PGD 3ff513067 PUD 3ff514067 PMD 0
> > Oops: 0002 [1] SMP
> > CPU 0
> > Modules linked in: dm_round_robin dm_multipath dm_mod i2c_amd756 qla2300
> > qla2xxx i2c_core evdev
> > Pid: 2568, comm: qla2300_1_dpc Not tainted 2.6.16-rc1 #4
> > RIP: 0010:[<ffffffff803cc6c6>] <ffffffff803cc6c6>{_spin_lock+0}
>
> Could you retry your tests with the following patchset:

This is a generic bug. I hit it as well several times during my testing of
https://bugzilla.novell.com/show_bug.cgi?id=145459

If my slab corruption and this one is the same cause, no idea.

--
short story of a lazy sysadmin:
alias appserv=wotan
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