ACPI panic

Stefan Farfeleder stefanf at FreeBSD.org
Mon Nov 26 11:10:57 UTC 2012


On Mon, Nov 26, 2012 at 01:06:18PM +0200, Andriy Gapon wrote:
> on 26/11/2012 12:47 Stefan Farfeleder said the following:
> > BTW, I noticed the ACPI_SET_DESCRIPTOR_TYPE code is pointless, because the
> > DescriptorType is at offset 8 from the object start and gets immediately
> > overwritten by the next pointer. However I don't think it's a problem.
> 
> Thank you.
> To make things more obvious could you please also examine the objects like this:
> x/9a <addr>
> ?

(kgdb) x/9a 0xfffffe0006117600
0xfffffe0006117600:     0xcacacacacacacaca      0xfffffe0006117680
0xfffffe0006117610:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe0006117620:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe0006117630:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe0006117640:     0xcacacacacacacaca
(kgdb) x/9a 0xfffffe0006117680
0xfffffe0006117680:     0xcacacacacacacaca      0xfffffe0002a60080
0xfffffe0006117690:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe00061176a0:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe00061176b0:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe00061176c0:     0xcacacacacacacaca
(kgdb) x/9a 0xfffffe0002a60080
0xfffffe0002a60080:     0xcacacacacacacaca      0xfffffe0006117680
0xfffffe0002a60090:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe0002a600a0:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe0002a600b0:     0xcacacacacacacaca      0xcacacacacacacaca
0xfffffe0002a600c0:     0xcacacacacacacaca

Stefan


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