Got it clear now: The crash happens when I boot to serial console and xdm
tries to open the local display. I don't think this should cause a panic.

	hauke


[hauke@q700] ~ > Kernel Illegal Instruction trap.
trap: type 0x2, code 0x0, v 0x0
kernel: Illegal instruction trap
pid = 340, pc = 00000028, ps = 2008, sfc = 1, dfc = 1
Registers:

[...]

panic: Illegal instruction
Stopped at      _Debugger+0x6:  unlk    a6
db> t
_Debugger(2,864d0c,f7dd8,f7ac6,0) + 6
_panic(f7ac6,0,3,a00,8) + 40
_trap(2,0,0) + 1e6
fault(?)
_erasecursor(864da4,d271a,0,3,6c00800) + c
_iteoff(0,3,6c00800,864db8,d24fa) + 4
_grfon(a00,190,a,864df4,4ae4a) + 1c
_grfopen(a00,3,2000,6be0200) + 50
_spec_open(864e18) + 13c
_vn_open(864ee4,3,c8c) + 31e
_sys_open(6be0200,864f88,864f80) + 7e
_syscall(5) + 13e
_trap0() + e
db>


--
"It's never straight up and down"     (DEVO)