ad_attach panic 6.0-RELEASE AMD64

[Anish Mistry]

On Friday 02 December 2005 08:08 pm, Anish Mistry wrote:
> I'm getting the following panic after I install 6.0-RELEASE.  This
> doesn't occur if I install 5.4-STABLE-SNAP009.
> Fatal trap 18: integer divide fault while in kernel mode
> instruction pointer     = 0x8:0xffffffff801a447f
> stack pointer           = 0x10:0xffffffff80674ae0
> frame pointer           = 0x10:0xffffffff80674be0
> code segment            = base 0x0, limit 0xfffff, type 0x1b
>                         = DPL 0, pres 1, long 1, def32 0, gran 1
> processor eflags        = interrupt enabled, resume, IOPL = 0
> current process         = 0 (swapper)
> [thread pid 0 tid 0 ]
> Stopped at      ad_attach+0x3ef:        divq    %rsi,%eax
> db> bt
> Tracing pid 0 tid 0 td 0xffffffff805845e0
> ad_attach() at ad_attach+0x3ef
> device_attach() at device_attach+0x292
> bus_generic_attach() at bus_generic_attach+0x18
> ata_identify() at ata_identify+0xe6
> ata_boot_attach() at ata_boot_attach+0x50
> run_interrupt_driven_config_hooks() at
> run_interrupt_driven_config_hooks+0x2a
> mi_startup() at mi_startup+0xc9
> btext() at btext+0x2c
>
> http://am-productions.biz/docs/kev-amd64-pciconf.txt.gz
> http://am-productions.biz/docs/kev-acpidump.txt.gz
> http://am-productions.biz/docs/kev-dmesg.txt.gz
>
I worked around the problem by removing in "device ataraid" from my 
kernel for 6.0.  The ataraid is disabled in the bios, but I guess 
something is buggy with the disabling.

-- 
Anish Mistry
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