Subject: Re: i386 MP panic: amap_pp_adjref: negative reference count
To: Andrew Brown <atatat@atatdot.net>
From: Sami Kantoluoto <sami.kantoluoto@sjk-software.fi>
List: current-users
Date: 12/16/2002 18:39:51
On Mon, Dec 16, 2002 at 05:20:41PM +0100, Love wrote:
> Andrew Brown <atatat@atatdot.net> writes:
> 
> >>> can you make a crash dump, or does the machine have trouble doing that?
> >>
> >>Umh, can I force it somehow?
> >
> > at the ddb prompt, type "sync" and that should do it.  barring any
> > other problems, of course...
> 
> I sometimes use `reboot 104' in ddb, it have sometimes helped me (esp when
> working with filesystems). You can leave out the 4 if you feel that you
> want to sync your filesystem.
> 
> 104 == RB_DUMP | RB_NOSYNC

Did not help now (but thanks to Love anyway):

db{0}> reboot 100

dumping to dev 0,1 offset 2099319                                 
dump panic: TLB IPI rendezvous failed (mask 2)
Stopped in pid 22798 (idlc) at  cpu_Debugger+0x4:       leave
db{0}> reboot 104                                                    

dumping to dev 0,1 offset 2099319
dump panic: TLB IPI rendezvous failed (mask 2)                   
Stopped in pid 22798 (idlc) at  cpu_Debugger+0x4:       leave                


Maybe I should just finally reboot and install a new kernel with gdb
enabled?


     -sk