On Fri, May 07, 2021 at 02:16:35AM +0200, Alexandr Nedvedicky wrote:
>
> I'd like to ask you for yet another brave test. just to verify
> the story I dream of above really happens. The plan is to put
> yet another KASSERT() to pf_state_key_link_reverse():
>
> KASSERT(sk != skrev);
>
> I expect the KASSERT will fire sooner or later. I'm not sure
> which packet could trigger such condition (sk == skrev), I
> suspect this could be kind of multicast/broadcast packet.
> Hence I'd like to ask you to give a try KASSSERT() above.
>
panic: kernel diagnostic assertion "sk != skrev" failed: file
"/usr/src/sys/net/pf.c", line 7372
Stopped at db_enter+0x10: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
* 51803 77372 0 0x14000 0x200 1K softnet
db_enter() at db_enter+0x10
panic(ffffffff81e05c77) at panic+0x12a
__assert(ffffffff81e706d5,ffffffff81de2d6c,1ccc,ffffffff81e1a122) at
__assert+0x2b
pf_state_key_link_reverse(fffffd81091c1000,fffffd81091c1000) at
pf_state_key_link_reverse+0x8f
pf_find_state(ffff80002246e240,ffff80002246e178,ffff80002246e330) at
pf_find_state+0x204
pf_test_state(ffff80002246e240,ffff80002246e330,ffff80002246e33e,0) at
pf_test_state+0x178
pf_test(2,2,ffff8000000bb050,ffff80002246e3c8) at pf_test+0xcec
bridge_ip(ffff800000a53000,2,ffff8000000bb050,ffff80002246e4c0,fffffd80be0b6000)
at bridge_ip+0x609
bridge_broadcast(ffff800000a53000,ffff800000099048,ffff80002246e4c0,fffffd80cf52f300)
at bridge_broadcast+0x1a2
bridgeintr_frame(ffff800000a53000,ffff800000099048,fffffd80cf52f300) at
bridgeintr_frame+0x2fa
bridge_process(ffff800000099048,fffffd80cf52f300) at
bridge_process+0x2d6bridgeintr() at bridgeintr+0x84
if_netisr(0) at if_netisr+0xe9
taskq_thread(ffff800000033000) at taskq_thread+0x9f
end trace frame: 0x0, count: 1
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports. Insufficient info makes it difficult to find and fix bugs.
ddb{1}>
Thanks.
--
Sebastien Marie
