Re: kernel panics with 4.14.X versions

From: Jan Kara
Date: Thu Apr 19 2018 - 16:23:12 EST


On Wed 18-04-18 10:32:21, Pavlos Parissis wrote:
> On 17/04/2018 02:12 ÎÎ, Jan Kara wrote:
> > On Tue 17-04-18 01:31:24, Pavlos Parissis wrote:
> >> On 16/04/2018 04:40 ÎÎ, Jan Kara wrote:
> >
> > <snip>
> >
> >>> How easily can you hit this?
> >>
> >> Very easily, I only need to wait 1-2 days for a crash to occur.
> >
> > I wouldn't call that very easily but opinions may differ :). Anyway it's
> > good (at least for debugging) that it's reproducible.
> >
>
> Unfortunately, I can't reproduce it, so waiting 1-2 days is the only
> option I have.

Good news guys, Robert has just spotted a bug which looks like what I'd
expect can cause your lockups / crashes. I've merged his patch to my tree
and will push it to Linus for -rc3 so eventually it should land in
appropriate stable trees as well. If you are too eager to test it out, it
is attached for you to try.

Honza

--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR