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SubjectRe: qla2xxx related oops in 2.6.16-rc1
Olaf Hering wrote:
> 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}
>
>
> This one happens at least since 58b6c58caef7a34eab7ec887288fa495696653e7

After applying Andrews patches I have so far failed to reproduce the
issue again - but I'm not really convinced that it is really gone now
since I could not trigger it very reliably before too ...


Stefan
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