From: Li RongQing <lirongq...@baidu.com>
Date: Wed, 6 Mar 2019 14:46:27 +0800
> proc_exit_connector() uses ->real_parent lockless. This is not
> safe that its parent can go away at any moment, so use RCU to
> protect it, and ensure that this task is not released.
...
> Fixes: b086ff87251b4a4 ("connector: add parent pid and tgid to coredump and
> exit events")
> Signed-off-by: Zhang Yu <zhangy...@baidu.com>
> Signed-off-by: Li RongQing <lirongq...@baidu.com>
Applied and queued up for -stable, thanks.
