savecore: reboot after panic:

[Adrian Penisoara]

Hi,

On Mon, Mar 3, 2008 at 10:31 PM, Fratiman Vladut <vladone at spaingsm.com>
wrote:

> Hi!
> I try to implement some load balancing using pf. I use also ipfw for
> traffic shaping.


Have you tried to use traffic shaping with ALTQ inside pf ? Perhaps there is
a negative side-effect when combining ipfw and pf this way.


>
> In pf.conf, my rules are this:
> nat on $ext_if1 from $lan_net to any -> ($ext_if1)
> nat on $ext_if2 from $lan_net to any -> ($ext_if2)
>
> pass in on $int_if route-to { ($ext_if1 $ext_gw1), ($ext_if2 $ext_gw2),
> ($ext_if2 $ext_gw2) } round-robin from $lan_net to any keep state
>
> pass out on $ext_if1 route-to ($ext_if2 $ext_gw2) from $ext_if2 to any
> pass out on $ext_if2 route-to ($ext_if1 $ext_gw1) from $ext_if1 to any
>
> All work fine, but after some time , my system reboot. I found with
> dmesg, this error:
> savecore: reboot after panic: vm_fault: fault on nofault entry, addr:
> e13d0000
> Mar  3 21:29:47 server savecore: reboot after panic: vm_fault: fault on
> nofault entry, addr: e13d0000
> savecore: writing core to vmcore.1


Have you tried to extract a gdb stack trace from the core file ? See link
below:

http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug-gdb.html

Regards,
Adrian Penisoara
ROFUG / EnterpriseBSD