Re: 5.1 and 5.1.1: BUG: unable to handle kernel paging request at ffffea0002030000

From: Mel Gorman
Date: Mon May 27 2019 - 04:28:30 EST


On Mon, May 27, 2019 at 08:23:01AM +0200, Oleksandr Natalenko wrote:
> On Fri, May 24, 2019 at 01:31:46PM +0100, Mel Gorman wrote:
> > On Fri, May 24, 2019 at 01:43:29PM +0200, Oleksandr Natalenko wrote:
> > > > Please use the offset 0xb9
> > > >
> > > > addr2line -i -e /usr/src/linux/vmlinux `printf "0x%lX" $((0x$ADDR+0xb9))
> > > >
> > > > --
> > > > Mel Gorman
> > > > SUSE Labs
> > >
> > > Cc'ing myself since i observe such a behaviour sometimes right after KVM
> > > VM is launched. No luck with reproducing it on demand so far, though.
> > >
> >
> > It's worth testing the patch at https://lore.kernel.org/lkml/1558689619-16891-1-git-send-email-suzuki.poulose@xxxxxxx/T/#u
>
> It is reported [1] that this fixes the issue.
>
> Thanks.
>
> [1] https://github.com/NixOS/nixpkgs/issues/61909
>

Thanks! The patch has been picked up by Andrew and it's marked for
-stable. It should make its way into a stable release eventually.

--
Mel Gorman
SUSE Labs