Subject: Re: ALTQ crash on netbsd-4
To: Pavel Cahyna <pavel@NetBSD.org>
From: Charlie Allom <charlie@rubberduck.com>
List: current-users
Date: 05/31/2007 12:04:47
On Wed, May 16, 2007 at 09:19:21PM +0000, Pavel Cahyna wrote:
> On Wed, May 16, 2007 at 05:15:18PM +0100, Charlie Allom wrote:
> > On Wed, May 16, 2007 at 04:42:20PM +0200, Pavel Cahyna wrote:
> > > On Tue, May 15, 2007 at 04:59:45PM +0100, Charlie Allom wrote:
> > > > Hi,
> > > >
> > > > I can make netbsd-4 crash with an ALTQ line like this:
> > > >
> > > > filter wm3 consind_cityreach 146.101.246.0 netmask 0xffffffe0 0 0 0 0
> > > >
> > > > which as the manual states is:
> > > > filter if_name class_name filter_values
> > > >
> > > > and filter_values:
> > > > dst_addr [netmask mask] dport src_addr [netmask mask] sport proto
> > > >
> > > > so it looks legal to me. but panics away!
> > >
> > > What is the panic message?
> >
> > fatal page fault in supervisor mode
> > trap type 6 code 0 eip c021965c cs 8 eflags 10282 cr2 4 ilevel 7
> > panic: trap
> > Begin traceback...
> > 0x6:
> > End traceback...
> > syncing disks...
>
> You have said that you have a netbsd.gdb. Assuming that it matches the kernel
> which paniced, please load it in gdb and see what source line will the
> command "info line *0xc021965c" report.
still nothing... made sure it's the right gdb file.
though I can now tell you that it happens *only* with pfctl -d
reproducable?
--
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