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SubjectRe: general protection fault in kernfs_kill_sb (2)
Hi Al,

On Mon, 14 May 2018 05:04:15 +0100 Al Viro <viro@ZenIV.linux.org.uk> wrote:
>
> On Mon, May 14, 2018 at 12:20:16PM +0900, Tetsuo Handa wrote:
>
> > But there remains a refcount bug because deactivate_locked_super() from
> > kernfs_mount_ns() triggers kobj_ns_drop() from sysfs_kill_sb() via
> > sb->kill_sb() when kobj_ns_drop() is always called by sysfs_mount()
> > if kernfs_mount_ns() returned an error.
>
> Trivial:
>
> unfuck sysfs_mount()
>
> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

I noticed this turn up in linux-next today. Can I ask that you please
add an actual commit message to it before sending it on to Linus.
--
Cheers,
Stephen Rothwell
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