xfilter2 uses obsolete way to create divert (4) socket panic: Bad link elm 0xfffff8018f003f70 next->prev != elm cpuid = 1 time = 1690879100 KDB: stack backtrace: db_trace_self_wrapper () at db_trace_self_wrapper 8x2b/frame 0xfffffe00624218c vpanic() at vpanic+0x149/frame 0xfffffe0062421910 panic() at panic+0x43/frame 0xfffffe0062421970 do_osd_del at do_osd_del 8x377/frame 0xfffffe00624219b0 osd_del() at osd_del+0x57/frame 0xfffffe0062421a20 khelp_destroy_osd() at khelp_destroy_osd+8x85/frame 0xfffffe8862421a40 tcp_discardcb() at tcp_discardcb 0xab/frame 0xfffffe0062421a90 tcp_usr_detach() at tcp_usr_detach+0x51/frame 0xfffffe0062421ae0 sorele locked() at sorele_locked+0xf7/frame 0xfffffe0062421ab0 tcp_close() at tcp_close.0x155/frame 0xfffffe0062421b10 tcp_twstart() at tcp_twstart+0x146/frame 0xfffffe0062421b40 tcp_do_segment() at tcp_do_segment+0x2503/frame 0xfffffe0062421c20 tcp_input_with_port() at tcp_input_with_port+0x1157/frame 0xfffffe0062421d70 tcp_input() at tcp_input+0xb/frame 0xfffffe0062421d80 ip_input() at ip_input+0x2ab/frame 0xfffffe0062421de0 swi_net() at swi_net+0x19b/frame 0xfffffe0062421e60 ithread_loop() at ithread_loop+0x266/frame 0xfffffe0062421ef0 fork_exit() at fork_exit+0x82/frame 0xfffffe0062421f30 fork_trampoline() at fork_trampoline Oxe/frame 0xfffffe0062421f30 trap 0x20202009, rip = 0x796f72747365645f, rsp = 0x206e727574657209, rbp = 0x727009090a7b2029 KDB: enter: panic [ thread pid 12 tid 100041 ] Stopped at kdb_enter +0x32: movq $0.0xded563(%rip) :~ # kldstat you have mail Id Refs Address Size Name 1 74 0xffffffff80200000 1d4f750 kernel 2 2 0xffffffff81f50000 91da0 pf.ko 3 1 0xffffffff81fe2000 108e8 carp.ko 4 2 0xffffffff81ff3000 4c108 ipfw.ko 5 1 0xffffffff82600000 462be0 zfs.ko 6 1 0xffffffff82520000 4240 ichsmb.ko 7 1 0xffffffff82525000 2178 smbus.ko 8 1 0xffffffff82528000 12808 dummynet.ko 9 1 0xffffffff8253b000 42a0 ipfw_nat.ko 10 1 0xffffffff82540000 d932 libalias.ko 11 1 0xffffffff8254e000 2e560 if_wg.ko 12 1 0xffffffff8257d000 2240 pflog.ko 13 1 0xffffffff82580000 2224 speaker.ko 14 1 0xffffffff82583000 72f8 if_vxlan.ko 15 1 0xffffffff8258b000 25b8 if_enc.ko 16 1 0xffffffff8258e000 76b0 if_ovpn.ko 17 1 0xffffffff82596000 12848 ipsec.ko 18 1 0xffffffff825a9000 52e0 ng_pppoe.ko 19 8 0xffffffff825af000 bb28 netgraph.ko 20 1 0xffffffff825bb000 38b8 ng_socket.ko 21 1 0xffffffff825bf000 4404 ng_mppc.ko 22 1 0xffffffff825c4000 20b0 rc4.ko 23 1 0xffffffff825c7000 23b8 ng_iface.ko 24 1 0xffffffff825ca000 61e8 ng_ppp.ko 25 1 0xffffffff825d1000 2138 ng_tee.ko 26 1 0xffffffff825d4000 31c8 ng_ether.ko 27 1 0xffffffff825d8000 2138 ng_tcpmss.ko 28 1 0xffffffff825db000 2538 ipdivert.ko
Possibly related to https://cgit.freebsd.org/src/commit/?id=2bd446d7f1a03fbf6d98ace4548f8793599f48fb ? Does the panic occur on the latest main or 14.0 candidates?