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Bug#736130: linux-image-3.12-1-powerpc64 crashes during shutdown of PowerPC G5 Mac. But PowerPC g4 Mac (23-bit) works OK.



On Sun, 2014-01-19 at 19:23 -0800, Rick Thomas wrote:
> Thanks, Ben, for the very quick response!
> 
> I'd love to do that.  But I don't have a serial console for this
> machine (no serial port -- it's a PowerMac "MacPro" G5, 64-bit CPU)
> and the messages logged at crash time scroll off the screen too fast
> for me to copy them down (or even photograph).
> 
> I'll make a photograph of the last screen's worth of messages and send
> that to the bug, if you think that will help.

It might do.

> Do you know of any way to get more information than that?  I'd really
> like to help get this bug fixed (I've got plans for this machine but I
> can't go forward with them until I can reboot it reliably)

You might also be able to use netconsole
<https://www.kernel.org/doc/Documentation/networking/netconsole.txt>.

> Does it help any that the G4 (32-bit CPU) sitting right beside it,
> running an identical software setup, reboots just fine?

I have no idea what the differences could be.  Unfortunately there are
no kernel maintainers for powerpc in Debian so all I can do is prompt
for useful information and then refer you upstream.

Ben.

-- 
Ben Hutchings
One of the nice things about standards is that there are so many of them.

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