On Wed, Sep 29, 2021 at 09:39:06PM +0000, Jordan Glover wrote: > > I'm still investigating, but I would like to rule out one option. > > > > Could you check out the patch? > > > Thx, I added it to my kernel and will report in few days. > Does this patch try to fix the issue or make it easier to track? I suspect the error is caused by a race between allow_ucounts() and put_ucounts(). I think this patch could solve the problem. -- Rgrds, legion