[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] QEMU postcopy-test failing on ppc64
From: |
Greg Kurz |
Subject: |
Re: [Qemu-devel] QEMU postcopy-test failing on ppc64 |
Date: |
Tue, 15 Nov 2016 11:09:56 +0100 |
On Tue, 15 Nov 2016 10:53:35 +0100
Laurent Vivier <address@hidden> wrote:
> On 14/11/2016 21:52, Stefan Hajnoczi wrote:
> > I hit a failure running "make check" on ppc64 for the first time. Ideas?
> >
> > Stefan
> >
> > commit 682df581c65ed2c1b9e77093e332214ecaa1ee93
> >
> > GTESTER check-qtest-ppc64
> > Memory content inconsistency at 5af4000 first_byte = 1b last_byte = 1a
> > current = 7c hit_edge = 1
> > Memory content inconsistency at 5af5000 first_byte = 1b last_byte = 7c
> > current = 1b hit_edge = 1
> > Memory content inconsistency at 5e59000 first_byte = 1b last_byte = 1b
> > current = 1a hit_edge = 1
> > **
> > ERROR:tests/postcopy-test.c:345:check_guests_ram: 'bad' should be FALSE
> > GTester: last random seed: R02S9d79166a1ca7e21940a0f4b0b1255d5b
> >
>
> Are you using KVM PR?
>
> it was working fine with TCG and KVM HV.
>
> Apparently, USERFAULTFD doesn't work with KVM PR.
>
> I've already seen this kind of error with nested KVM on Power:
> guest in guest with KVM PR in host.
>
> This problem was reported on IRC by Greg if I remember correctly (CC:)
>
Yeah I hit this when running make check in a PPC64 BE guest which
has kvm_pr loaded. I did not find time to investigate though... I've
switched to run make check on bare metal POWER7 instead.
> Laurent
- [Qemu-devel] QEMU postcopy-test failing on ppc64, Stefan Hajnoczi, 2016/11/14
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Dr. David Alan Gilbert, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Laurent Vivier, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64,
Greg Kurz <=
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Stefan Hajnoczi, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Dr. David Alan Gilbert, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Laurent Vivier, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Stefan Hajnoczi, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Greg Kurz, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Laurent Vivier, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Dr. David Alan Gilbert, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Laurent Vivier, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Greg Kurz, 2016/11/15
- Re: [Qemu-devel] QEMU postcopy-test failing on ppc64, Laurent Vivier, 2016/11/15