Subject: Re: kernel panic, reading CDROM on LC575
To: Chuck Silvers <chuq@chuq.com>
From: Jim Mercer <jim@reptiles.org>
List: port-mac68k
Date: 10/03/2001 12:45:51
On Tue, Oct 02, 2001 at 09:20:58PM -0700, Chuck Silvers wrote:
> what is the stack trace when it panics like this?
> (type "t" in ddb)

sorry, i don't have a serial console, so this is by hand, if you need the
specific numbers, i can get them by crashing it again.

panic: allocbuf: buffer larger than MAXBSIZE requested
Stopped in pid 186 (cdparanoia) at _spu_Debugger+0x6:  unlk  a6
db> t
_cpu_Debugger(
_panic(
_allocbuf(
_geteblk(
_readdisk(
_cdgetdisklabel(
_cdopen(
_spec_open(
_VOP_OPEN(
_vn_open(
_sys_open(
_syscall(
_trap(


> 
> -Chuck
> 
> 
> On Tue, Oct 02, 2001 at 03:15:15PM -0400, Jim Mercer wrote:
> > 
> > i've tried this with the current-20010915 SBC kernel and i have the
> > current-20010915 userland.
> > 
> > i built and installed cdparanoia.
> > 
> > when i run it to query the drive, i get a panic/break to debugger:
> > 
> > panic: allocbuf: buffer larger than MAXBSIZE requested
> > stopped in pid 16209 (cdparanoia) at _cpu_Debugger+0x6: unlk  a6
> > 
> > note: this same thing happened using binary package versions of other
> > cdrom/audio tools on 1.5.0, 1.5.1 and 1.5.2.
> > 
> > hardware is:
> > 
> > Mac LC575, 36M, upgraded to full 68040
> > 
> > CD is Neil Young.  8^)
> > 
> > -- 
> > [ Jim Mercer        jim@reptiles.org         +1 416 410-5633 ]
> > [ Now with more and longer words for your reading enjoyment. ]

-- 
[ Jim Mercer        jim@reptiles.org         +1 416 410-5633 ]
[ Now with more and longer words for your reading enjoyment. ]