From: Mao Wenan <maowe...@huawei.com> Date: Fri, 15 Feb 2019 22:24:15 +0800
> KASAN has found use-after-free in sockfs_setattr.
> The existed commit 6d8c50dcb029 ("socket: close race condition between
> sock_close()
> and sockfs_setattr()") is to fix this simillar issue, but it seems to ignore
> that crypto module forgets to set the sk to NULL after af_alg_release.
Please target this at 'net' since this is a bug fix.
