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SubjectRe: NULL pointer dereference in qla24xx_abort_command, kernel 4.19.98 (Debian)
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On 2020-02-23 11:57, Ondrej Zary wrote:
> On Sunday 23 February 2020 20:26:39 Bart Van Assche wrote:
>> On 2020-02-23 10:29, Ondrej Zary wrote:
>>> a couple of days after upgrading a server from Debian 9 (kernel 4.9.210-1)
>>> to 10 (kernel 4.19.98), qla2xxx crashed, along with mysql.
>>>
>>> There is an EMC CX3 array connected through the fibre-channel adapter.
>>> No errors are present in EMC event log.
>>>
>>> This server was running without any problems since Debian 4.
>>> Is this a known bug?
>>
>> Please report issues encountered with Debian kernels in the Debian bug
>> tracker. If you want the upstream community to assist please retest with
>> an upstream kernel.
>
> Debian kernel does not have any patches related to qla2xxx driver:
> https://salsa.debian.org/kernel-team/linux/raw/debian/4.19.98-1/debian/patches/series
>
> It crashed after running for 11 days. Not a quick&easy test.

It would help a lot if the crash address would be translated into a
source code line number. Something like the following commands should do
the trick:
$ gdb drivers/scsi/qla2xxx/qla2xxx.ko
(gdb) list *(qla24xx_async_abort_cmd+0x1b)

Thanks,

Bart.

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