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Bug#619381: linux-image-2.6.38-1-amd64: usb mass storage error causes kernel panic



reopen 619381
forwarded 619381 https://bugzilla.kernel.org/show_bug.cgi?id=31802
tags 619381 + moreinfo
quit

Jonathan Nieder wrote:
>>> On Wed, 2011-03-23 at 13:35 +0100, Michal Suchanek wrote:

>>>> 1) Attach a SATA drive to a SATA/USB bridge.
>>>> 2) dd if=/dev/urandom of=/dev/sdf bs=4k
>>>> 3) detach the drive drom the bridge
>>>>
>>>> Results in kernel panic.
[...]
>>>> Pid: 15054, comm: dd Not tainted 2.6.38-1-amd64 #1 Dell Inc. OptiPlex 960       /0Y958C
>>>> RIP: 0010:[<ffffffff8103b9ce>]  [<ffffffff8103b9ce>] task_rq_lock+0x37/0x7a
[...]
>>>> Code: [...] 89 dd 8b 40 18 <4c> 03 2c c5 d0 08 [...]
[...]
> forcemerge 631187 619381
[...]
> Thanks again for a pleasant report.  Closing optimistically.  As usual,
> confirmation either way about the fix would be useful.

Actually, these can't be the same bug, because 619381 was found using
2.6.38-1 and 631187 was tested not to affect 2.6.38-5.

What kernel are you using these days?  Can you still reproduce this?

Curious,
Jonathan



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