From: David Rientjes <rientjes@google.com>
To: chenjie6@huawei.com
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
David.Woodhouse@intel.com, zhihui.gao@huawei.com,
lizefan@huawei.com, akpm@linux-foundation.org,
stable@vger.kernel.org
Subject: Re: [PATCH] bugfix oom kill init lead panic
Date: Tue, 1 Dec 2015 15:41:36 -0800 (PST) [thread overview]
Message-ID: <alpine.DEB.2.10.1512011540550.23632@chino.kir.corp.google.com> (raw)
In-Reply-To: <1448880869-20506-1-git-send-email-chenjie6@huawei.com>
On Mon, 30 Nov 2015, chenjie6@huawei.com wrote:
> From: chenjie <chenjie6@huawei.com>
>
> when oom happened we can see:
> Out of memory: Kill process 9134 (init) score 3 or sacrifice child
> Killed process 9134 (init) total-vm:1868kB, anon-rss:84kB, file-rss:572kB
> Kill process 1 (init) sharing same memory
> ...
> Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000009
>
> That's because:
> the busybox init will vfork a process,oom_kill_process found
> the init not the children,their mm is the same when vfork.
>
> Cc: <stable@vger.kernel.org>
> Signed-off-by: Chen Jie <chenjie6@huawei.com>
Acked-by: David Rientjes <rientjes@google.com>
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prev parent reply other threads:[~2015-12-01 23:41 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-30 10:54 chenjie6
2015-11-30 3:08 ` Andrew Morton
2015-11-30 3:27 ` Chenjie (K)
2015-11-30 22:08 ` David Rientjes
2015-12-01 4:15 ` Chenjie (K)
2015-12-01 6:09 ` Chenjie (K)
2015-12-01 23:41 ` David Rientjes [this message]
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