kthread/kproc panic

[Julian Elischer]

Ed Schouten wrote:
> Hello Julian,
> 
> I just upgraded my box, because I wanted to test AHCI ATAPI support that
> got added yesterday. I get the following panic right after the kernel
> copyright message. Have to type it by hand, so Typo's Copyright (c) me.
> 
> | kernel trap 12 with interrupts disabled
> | Fatal trap 12: page fault while in kernel mode
> | cpuid = 0; apic_id = 00
> | fault virtual address = 0x248
> | // too lazy to copy this by hand
> | db> bt
> | Tracing pid 0 tid 0 td 0xfffff...
> | bcopy() at bcopy+0x16
> | kproc_kthread_add() at kproc_kthread_add+0xbe
> | idle_setup() at idle_setup+0x7f
> | mi_startup() at mi_startup+0x59
> | btext() at btext+0x2c
> 
> I'm running FreeBSD on an amd64.


???
huh?

I'm looking to see if I did somethig stupid in the AMD case (but it's odd because there
is no machinespecific code affected)


> 
> Yours,