Re: WARNING in ep_poll_callback

From: Dmitry Vyukov
Date: Mon Mar 11 2019 - 12:36:26 EST


On Mon, Mar 11, 2019 at 2:53 PM Roman Penyaev <rpenyaev@xxxxxxx> wrote:
>
> On 2019-03-11 14:45, Dmitry Vyukov wrote:
> > On Mon, Mar 11, 2019 at 2:37 PM Roman Penyaev <rpenyaev@xxxxxxx> wrote:
> >>
> >> Hi Andrew,
> >>
> >> I thought "epoll: loosen irq safety in ep_poll_callback()" patch was
> >> removed from your tree, at least I got a notification on 9th of
> >> january,
> >> also I do not see it in the linux-next tree.
> >>
> >> Should I ignore this syzbot message?
> >
> > If this was resolved we need to communicate it to syzbot one way or the
> > other.
> > Since it was in linux-next, it won't even be able to do fix bisection.
> > So the bug will be open forever otherwise.
>
> Bug was fixed (commit was simply dropped). How can I tell syzbot to
> shut up
> and to resolve the issue?

Hi Roman,

The docs are at:

> See https://goo.gl/tpsmEJ for more information about syzbot.

There is no official support for bugs fixed not by commit merges.
Linux-next creates various interesting corner-cases for the process.
Let's go with this option for now:

#syz invalid