Subject: Re: kernel: alignment fault trap on sparc
To: None <>
From: Manuel Bouyer <>
List: tech-kern
Date: 06/07/2004 22:31:48
On Mon, Jun 07, 2004 at 07:53:56PM +0200, Manuel Bouyer wrote:
> I got a variant of this:

Hum, no. ddb just got confused by a mistake I did,

> trap type 0x7: pc=0xf01c4090 npc=0xf01c4094 psr=ffffffff908010c5<EF,S,PS>
> kernel: alignment fault trap
> panic: alignment fault
> Begin traceback...
> 0x0(0x7, 0x908010c5, 0xf01c4090, 0xf383dc80, 0x700, 0x7b3040) at 0xf000640c
> 0xf000640c(0xf383de10, 0xf0ad9324, 0x14, 0xf329ebd8, 0xf329ec08, 0xf34975b8) at 
> netbsd:amap_lookups+0x44
> amap_lookups(0xf383de50, 0xf3494290, 0xf2ff6ec0, 0x5, 0x9, 0xf38491f8) at netbsd
> :uvm_fault+0x464

uvm_fault+0x464 doesn't call amap_lookups(). 
From here the trace is identical to the previous one.

Manuel Bouyer <>
     NetBSD: 26 ans d'experience feront toujours la difference