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SubjectRe: [PATCH 2/2] oom: fix tasklist_lock leak
On Thu, Aug 19, 2010 at 07:54:06PM +0900, KOSAKI Motohiro wrote:
> commit 0aad4b3124 (oom: fold __out_of_memory into out_of_memory)
> introduced tasklist_lock leak. Then it caused following obvious
> danger warings and panic.
>
> ================================================
> [ BUG: lock held when returning to user space! ]
> ------------------------------------------------
> rsyslogd/1422 is leaving the kernel with locks still held!
> 1 lock held by rsyslogd/1422:
> #0: (tasklist_lock){.+.+.+}, at: [<ffffffff810faf64>] out_of_memory+0x164/0x3f0
> BUG: scheduling while atomic: rsyslogd/1422/0x00000002
> INFO: lockdep is turned off.
>
> This patch fixes it.
>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>

--
Kind regards,
Minchan Kim


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