trap 12: page fault while in kernel mode on 8.0-RELEASE (possibly bge(4) related)

[Pyun YongHyeon]

On Sun, Feb 14, 2010 at 10:04:58AM -0800, Nick Rogers wrote:
> I'm having repeated kernel panic issues on 8.0-RELEASE/amd64. Can anyone
> shed light on the below error? I unfortunately cannot provide a proper crash
> dump. The pointer addresses are always the same. The only other thing I've
> noticed that may be related is a watchdog timeout on bge0 error before the
> panic. Thanks.
> 

Any chance to get backtrace from the crash?

> Jan 27 15:25:01 wifi kernel:
> Jan 27 15:25:01 wifi kernel:
> Jan 27 15:25:01 wifi kernel: Fatal trap 12: page fault while in kernel mode
> Jan 27 15:25:01 wifi kernel: cpuid = 4; apic id = 04
> Jan 27 15:25:02 wifi kernel:
> Jan 27 15:25:02 wifi kernel: fault virtual address      = 0x28
> Jan 27 15:25:02 wifi kernel: fault code         = supervisor write data,
> page not present
> Jan 27 15:25:02 wifi kernel: instruction pointer        =
> 0x20:0xffffffff803263b7
> Jan 27 15:25:02 wifi kernel: stack pointer              =
> 0x28:0xffffff8073acdb40
> Jan 27 15:25:02 wifi kernel: frame pointer              =
> 0x28:0xffffff8073acdba0
> Jan 27 15:25:02 wifi kernel: code segment               = base 0x0, limit
> 0xfffff, type 0x1b
> Jan 27 15:25:02 wifi kernel: = DPL 0, pres 1, long 1, def32 0, gran 1
> Jan 27 15:25:02 wifi kernel: processor eflags   =
> Jan 27 15:25:02 wifi kernel: interrupt enabled,
> Jan 27 15:25:02 wifi kernel: resume,
> Jan 27 15:25:02 wifi kernel: IOPL = 0
> Jan 27 15:25:02 wifi kernel:
> Jan 27 15:25:02 wifi kernel: current process
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