| commit | 7d392674443cb561b2b9161d47198d3428b49d7c | [log] [tgz] |
|---|---|---|
| author | Miklos Szeredi <mszeredi@redhat.com> | Thu Jul 26 16:13:11 2018 +0200 |
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Wed Sep 05 09:26:38 2018 +0200 |
| tree | 71b1567f7955c547f38a750e0b7638ca62d6521d | |
| parent | eaebcf902ae0260b9f9b5bacdc4530c164ca114f [diff] |
fuse: fix initial parallel dirops
commit 63576c13bd17848376c8ba4a98f5d5151140c4ac upstream.
If parallel dirops are enabled in FUSE_INIT reply, then first operation may
leave fi->mutex held.
Reported-by: syzbot <syzbot+3f7b29af1baa9d0a55be@syzkaller.appspotmail.com>
Fixes: 5c672ab3f0ee ("fuse: serialize dirops by default")
Cc: <stable@vger.kernel.org> # v4.7
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>