Re: [BUG BISECT] bug mm/vmalloc.c:470 (mm/vmalloc.c: get rid of one single unlink_va() when merge)

[Dexuan-Linux Cui]

On Mon, Jun 3, 2019 at 7:37 AM Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
>
> On Mon, 3 Jun 2019 at 16:32, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> >
> > Hi Krzysztof,
> >
> > On Mon, 3 Jun 2019 16:10:40 +0200 Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
> > >
> > > Indeed it looks like effect of merge conflict resolution or applying.
> > > When I look at MMOTS, it is the same as yours:
> > > http://git.cmpxchg.org/cgit.cgi/linux-mmots.git/commit/?id=b77b8cce67f246109f9d87417a32cd38f0398f2f
> > >
> > > However in linux-next it is different.
> > >
> > > Stephen, any thoughts?
> >
> > Have you had a look at today's linux-next?  It looks correct in
> > there.  Andrew updated his patch series over the weekend.
>
> Yes, I am looking at today's next. Both the source code and the commit
> 728e0fbf263e3ed359c10cb13623390564102881 have wrong "if (merged)" (put
> in wrong hunk).
>
> Best regards,
> Krzysztof

FYI, we also see the issue in our x86 VM running on Hyper-V.

Thanks,
Dexuan