Re: general protection fault in kernfs_kill_sb (2)

[Stephen Rothwell]

Hi Al,

On Mon, 14 May 2018 05:04:15 +0100 Al Viro <viro@xxxxxxxxxxxxxxxxxx> 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@xxxxxxxxxxxxxxxxxx>

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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