My Kernel bug is celebrating 2 years. Can you help me fix it?

Peter Senna Tschudin peter.senna at gmail.com
Wed Mar 5 06:54:51 EST 2014


On Mar 5, 2014 9:27 AM, "walter harms" <wharms at bfs.de> wrote:
>
>
>
> Am 04.03.2014 22:26, schrieb Peter Senna Tschudin:
> > I have reported a bug more than two years ago and it is still
> > affecting me. The bug report gives some information:
> >
> > https://bugzilla.redhat.com/show_bug.cgi?id=787299
> >
> > I have tried basic debug instructions from:
> > https://www.kernel.org/doc/Documentation/power/basic-pm-debugging.txt
> >
> > And everything works as expected when:
> > # echo freeze > /sys/power/state
> > # echo disk > /sys/power/state
> >
> > I have asked for help for fixing it:
> > https://lkml.org/lkml/2013/11/1/186
> >
> > But I don't have a serial port. How can I debug this issue without a
> > "real" serial port? Or what else can I try?
> You need to create a kernel with networksupport,
> setup "netconsole" you need a second computer to receive the issues.

I have tried, and it does not work. The kernel do not start running
properly after resume, so there is no network...

>
>
> >How can I explore the hint
> > about the problem only happening with VT-d enabled in BIOS? How can I
> > explore the hint about the problem not happening if the option
> > nox2apic is passed to the Kernel?
>
> never heard about that until now, obviously there is a bug in several
> acpi's that can be triggered. If your systems works with nox2apic
> as bootparameter you should be happy since a workaround is available.
> Information about it is used can be find here:
> http://lxr.free-electrons.com/ident?a=microblaze;i=nox2apic

Sorry, I'm not happy with the workaround, I want it to work. Thank you for
the link, I'll check it.

>
> re,
>  wh
>
>
> > Thank you,
> >
> > Peter
> >
> > P.S Yes, it works on Windows.
> >
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