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Date: Wed, 08 Apr 2015 20:03:39 +0200
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Subject: Re: [Qemu-devel] bios-tables-test failing for x86_64 on ppc
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-devel <qemu-devel@nongnu.org>, Alexander Graf <agraf@suse.de>, qemu-ppc <qemu-ppc@nongnu.org>, Igor Mammedov <imammedo@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Richard Henderson <rth@twiddle.net>

Am 08.04.2015 um 17:22 schrieb Peter Maydell:
> On 8 April 2015 at 16:19, Andreas F=C3=A4rber <afaerber@suse.de> wrote:
>> Hello,
>>
>> With rcutorture fixed, I am still seeing the following failure in -rc2=
.
>> It is only for /x86_64/acpi/..., not for /i386/acpi/...; only on ppc
>> host, not on ppc64 or ppc64le (so not endianness), nor on i586 (so not
>> 32-bitness alone).
>>
>> Alex was suggesting it may be a ppc TCG problem, but I'm not seeing
>> anything suspicious in this QTest since v2.2.0:
>>
>> 3a9c86d tests: bios-tables-test: add support for testing bridges
>> 71f4be2 bios-tables-test: split piix4 and q35 tests
>> b8e665e qtests: Specify image format explicitly
>=20
> This is basically the only test in "make check" that tries to
> actually execute any TCG code, so it's a bit of a canary for
> general TCG issues. If you try just running a random guest on
> this QEMU (eg qemu-system-i386 and see if it can at least execute
> the BIOS properly) does it work or crash?

I've resorted to setting up a ppc chroot on ppc64, and I can reproduce
that qemu-system-i386 shows SeaBIOS okay, but qemu-system-x86_64
immediately aborts with the quoted error.

Regards,
Andreas

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