Re: NetBSD 6.0/amd64 Panic on shutdown.. mfi related?

[David Young <dyoung%pobox.com@localhost>]

On Wed, Nov 07, 2012 at 04:08:57PM +0000, Hugo Silva wrote:
> Happening 100% of the time.
> 
> Does the information below help ?

Please send the dmesg, too.

> ppb3: detached
> ppb2: detached
> uvm_fault(0xffffffff80e00fa0, 0xffff80023b9a4000, 2) -> e
> fatal page fault in supervisor mode
> trap type 6 code 2 rip ffffffff8020c3f8 cs 8 rflags 10202 cr2
> ffff80023b9a4034 cpl 0 rsp fffffe813d2119d8
> kernel: page fault trap, code=0
> Stopped in pid 458.1 (reboot) at        netbsd:bus_space_write_4+0x8:
> movl    %
> ecx,0(%rdx)
> db{4}> bt
> bus_space_write_4() at netbsd:bus_space_write_4+0x8
> mfi_gen2_intr_dis() at netbsd:mfi_gen2_intr_dis+0x2a
> mfi_detach() at netbsd:mfi_detach+0x6b
> mfi_pci_detach() at netbsd:mfi_pci_detach+0x21
> config_detach() at netbsd:config_detach+0x80
> config_detach_all() at netbsd:config_detach_all+0x7d
> cpu_reboot() at netbsd:cpu_reboot+0x142
> sys_reboot() at netbsd:sys_reboot+0x7d
> syscall() at netbsd:syscall+0xc4
> db{4}>

Perhaps the memory-mapped I/O space handle was corrupted, or the
space was summarily unmapped before mfi(4) was finished with it.

A reboot with debug & verbose messages, 'shutdown -xvr now', might be
illuminating.

Dave
 
-- 
David Young
dyoung%pobox.com@localhost    Urbana, IL    (217) 721-9981