Re: [PATCH 0/1] Re: kernel BUG at fs/userfaultfd.c:LINE!

[Pavel Machek]

Hi!

> > Andrea Arcangeli (1):
> >   userfaultfd: clear the vma->vm_userfaultfd_ctx if UFFD_EVENT_FORK
> >     fails
> >
> >  fs/userfaultfd.c | 20 ++++++++++++++++++--
> >  1 file changed, 18 insertions(+), 2 deletions(-)
> 
> The original report footer was stripped, so:
> 
> Please credit me with: Reported-by: syzbot <syzkaller@xxxxxxxxxxxxxxxx>

Please don't. We don't credit our CPUs, and we don't credit Qemu. We
credit humans.

> and we also need to tell syzbot about the fix with:
> 
> #syz fix:
> userfaultfd: clear the vma->vm_userfaultfd_ctx if UFFD_EVENT_FORK fails

Now you claimed you care about bugs being fixed. What about actually
testing Andrea's fix and telling us if it fixes the problem or not,
and maybe saying "thank you"?

Thank you,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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