Re: Null-ptr-deref due to "vfs, fsinfo: Add an RCU safe per-ns mount list"

[Stephen Rothwell]

Hi sll,

On Thu, 25 Jun 2020 11:25:17 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> On Wed, 24 Jun 2020 11:57:07 -0400 Qian Cai <cai@xxxxxx> wrote:
> >
> > On Wed, May 13, 2020 at 12:29:52AM +0100, David Howells wrote:  
> > > Qian Cai <cai@xxxxxx> wrote:
> > >     
> > > > Reverted the linux-next commit ee8ad8190cb1 (âvfs, fsinfo: Add an RCU safe per-ns mount listâ) fixed the null-ptr-deref.    
> > > 
> > > Okay, I'm dropping this commit for now.    
> > 
> > What's the point of re-adding this buggy patch to linux-next again since
> > 0621 without fixing the previous reported issue at all? Reverting the
> > commit will still fix the crash below immediately, i.e.,
> > 
> > dbc87e74d022 ("vfs, fsinfo: Add an RCU safe per-ns mount list")  
> 
> I have added a revert of that commit to linux-next today.

I am still reverting that commit ...

-- 
Cheers,
Stephen Rothwell

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