Re: [3.10.7] Reproductible soft lockup, recover but freeze even the mouse

From: roucaries . bastien
Date: Fri Sep 13 2013 - 03:30:05 EST





Bastien ROUCARIES <roucaries.bastien@xxxxxxxxx> a ÃcritÂ:
>On Mon, Sep 9, 2013 at 11:48 AM, NeilBrown <neilb@xxxxxxx> wrote:
>> On Mon, 9 Sep 2013 10:58:12 +0200 Bastien ROUCARIES
>> <roucaries.bastien@xxxxxxxxx> wrote:
>>
>>> Hi,
>>>
>>> I experiment a soft lockup. during 20 s I have no mouse, could not
>>> switch back to console and so on.
>>>
>>> I achieve to get a backtrace by echo 15 >
>>> /proc/sys/kernel/hung_task_timeout_secs
>>>
>>> Seems file system related (hdd led is on).

If needed I could add trace. Sorry for double post Google phone mail is by default HTML I expect now plain text.

Bastien


>>> My filesystems are ext4 over raid0 so add some cc
>>
>> Appears to be "dm" raid0 rather than "md" raid0 - so not my area.
>> May help to include dm-devel@xxxxxxxxxx, and maybe include a
>description of
>> the dm configuration. e.g. "dmsetup table" output.
>
>dmsetup table
>VOL-ROOT: 0 195305472 linear 9:1 2048
>VOL-HOME: 0 1562501120 linear 9:1 195307520
>
>>
>> NeilBrown

--
Envoyà de mon tÃlÃphone Android avec K-9 Mail. Excusez la briÃvetÃ.
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