Re: [PATCH] bugfix oom kill init lead panic

From: David Rientjes
Date: Tue Dec 01 2015 - 18:41:45 EST


On Mon, 30 Nov 2015, chenjie6@xxxxxxxxxx wrote:

> From: chenjie <chenjie6@xxxxxxxxxx>
>
> 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@xxxxxxxxxxxxxxx>
> Signed-off-by: Chen Jie <chenjie6@xxxxxxxxxx>

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
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