Fatal trap 12 with ACPI enabled

[Ceri Davies]

On Tue, Jul 27, 2004 at 09:17:23PM +0100, Ceri Davies wrote:
>   
>   Fatal trap 12: page fault while in kernel mode
>   cpuid = 0; apic id = 00
>   fault virtual address   = 0x3c
>   fault code              = supervisor read, page not present
>   instruction pointer     = 0x8:0xc04b5dea
>   stack pointer           = 0x10:0xc0c21c84
>   frame pointer           = 0x10:0xc0c21cdc
>   code segment            = base 0x0, limit 0xfffff, type 0x1b
>                           = DPL 0, pres 1, def32 1, gran 1
>   processor eflags        = interrupt enabled, resume, IOPL = 0
>   current process         = 0 (swapper)
>   [thread 0]
>   Stopped at      ata_generic_transaction+0x6a6:  testb   $0x1,0x3c(%eax)
>   db> tr
>   ata_generic_transaction(c159e708) at ata_generic_transaction+0x6a6
>   ata_start(c14f1200,c14f1320,0,c07e1e01,57) at ata_start+0x17b
>   ata_queue_request(c159e708,c,0,c,8) at ata_queue_request+0x185
>   ata_controlcmd(c14f12a8,8,0,0,0,0) at ata_controlcmd+0x80
>   ata_identify_devices(c14f1200) at ata_identify_devices+0x150
>   ata_boot_attach(0) at ata_boot_attach+0x27
>   run_interrupt_driven_config_hooks(0,c1ec00,c1e000,0,c0441325) at
>   run_interrupt_driven_config_hooks+0x18
>   mi_startup() at mi_startup+0x96
>   begin() at begin+0x2c
>   db>

Setting hint.apm.0.disabled = 0 fixes this.

Ceri
-- 
It is not tinfoil, it is my new skin.  I am a robot.
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