Hello, I try to get PIMD running on latest pfSense release. One of the two problems I am facing is that FreeBsd as crashing as soon as I switch off and on again one of the interfaces, especially the interface being used as PIMD register_vif. Hereby the relevant lines from "the core dump" curthread = 0xfffff8000439f000: pid 12 tid 100040 "swi1: netisr 2" Tracing pid 12 tid 100040 td 0xfffff8000439f000 kdb_enter() at kdb_enter+0x37/frame 0xfffffe00004de4b0 vpanic() at vpanic+0x197/frame 0xfffffe00004de500 panic() at panic+0x43/frame 0xfffffe00004de560 trap_fatal() at trap_fatal+0x391/frame 0xfffffe00004de5c0 trap_pfault() at trap_pfault+0x4f/frame 0xfffffe00004de610 trap() at trap+0x286/frame 0xfffffe00004de720 calltrap() at calltrap+0x8/frame 0xfffffe00004de720 ***--- trap 0xc, rip = 0xffffffff80e934f5, rsp = 0xfffffe00004de7f0, rbp = 0xfffffe00004de7f0 ---*** if_inc_counter() at if_inc_counter+0x15/frame 0xfffffe00004de7f0 if_simloop() at if_simloop+0xd1/frame 0xfffffe00004de830 ***pim_input() at pim_input+0x409/frame 0xfffffe00004de890*** encap_input() at encap_input+0xd1/frame 0xfffffe00004de900 encap4_input() at encap4_input+0x28/frame 0xfffffe00004de930 ip_input() at ip_input+0x168/frame 0xfffffe00004de9e0 swi_net() at swi_net+0x12b/frame 0xfffffe00004dea50 ithread_loop() at ithread_loop+0x23c/frame 0xfffffe00004deab0 fork_exit() at fork_exit+0x7e/frame 0xfffffe00004deaf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00004deaf0 IMHO the problem is like this: - pim is asking som info from underlying core - that is translated into a trap - the trap is not handled correctly and/or parameters are not correct - the trap is handeld by thread 12 "swi1: netisr 2" - which lead to a fatal crash Louis PS related but another problem #248103
Created attachment 216754 [details] freebsd_pfSense crashdump Here also the version info as related to the attached dump Dump header from device: /dev/gptid/3d9175d0-c732-11ea-90d4-6cb3113bbb90 Architecture: amd64 Architecture Version: 4 Dump Length: 94208 Blocksize: 512 Compression: none Dumptime: Fri Jul 17 14:37:48 2020 Hostname: pfSense.lan Magic: FreeBSD Text Dump Version String: FreeBSD 12.1-STABLE 1c8651b7685(devel-12) pfSense Panic String: page fault Dump Parity: 3550943803 Bounds: 0 Dump Status: good
^Triage: clear maintainer-feedback flag, which only applies to ports.
In the past two months the situation is very much(!) improved. I did retest I can not reproduce the crash any longer.