Hi sll, On Thu, 25 Jun 2020 11:25:17 +1000 Stephen Rothwell wrote: > > On Wed, 24 Jun 2020 11:57:07 -0400 Qian Cai wrote: > > > > On Wed, May 13, 2020 at 12:29:52AM +0100, David Howells wrote: > > > Qian Cai wrote: > > > > > > > Reverted the linux-next commit ee8ad8190cb1 (“vfs, fsinfo: Add an RCU safe per-ns mount list”) 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