panic: unhandled af 0
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*330922 29787 0 0x14000 0x40000200 0K softclock
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff8240d8e8) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff800020d96d50,ffff800000aaa780,0) at pf_addrcpy+0x99 sys/net/pf.c:409
pf_map_addr(0,ffff800000aaa538,ffff800020d97018,ffff800020d96d50,ffff800020d96c60,ffff800020d96eb8) at pf_map_addr+0x3f7 sys/net/pf_lb.c:393
pf_get_sport(ffff800020d97000,ffff800000aaa538,ffff800020d96d50,ffff800020d96d76,0,0) at pf_get_sport+0xc7 sys/net/pf_lb.c:159
pf_get_transaddr_af(ffff800000aaa538,ffff800020d97000,ffff800020d96eb8) at pf_get_transaddr_af+0x154 sys/net/pf_lb.c:733
pf_get_transaddr(ffff800000aaa538,ffff800020d97000,ffff800020d96eb8,ffff800020d96ee0) at pf_get_transaddr+0x89 sys/net/pf_lb.c:657
pf_test_rule(ffff800020d97000,ffff800020d970f0,ffff800020d97100,ffff800020d970e0,ffff800020d970c8,3) at pf_test_rule+0x495 sys/net/pf.c:3822
pf_test(18,2,ffff800000ac6000,ffff800020d97290) at pf_test+0x1a35 sys/net/pf.c:7025
ip6_output(fffffd806f120100,ffffffff828af360,0,0,ffff800020d97328,0) at ip6_output+0x115c sys/netinet6/ip6_output.c:618
mld6_sendpkt(ffff800000af5980,83,0) at mld6_sendpkt+0x2da sys/netinet6/mld6.c:465
mld6_fasttimeo() at mld6_fasttimeo+0x162 mld6_checktimer sys/netinet6/mld6.c:363 [inline]
mld6_fasttimeo() at mld6_fasttimeo+0x162 sys/netinet6/mld6.c:341
pffasttimo(ffffffff828aeec0) at pffasttimo+0x85 sys/kern/uipc_domain.c:292
end trace frame: 0xffff800020d97470, count: 0
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{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
unhandled af 0
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff8240d8e8) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff800020d96d50,ffff800000aaa780,0) at pf_addrcpy+0x99 sys/net/pf.c:409
pf_map_addr(0,ffff800000aaa538,ffff800020d97018,ffff800020d96d50,ffff800020d96c60,ffff800020d96eb8) at pf_map_addr+0x3f7 sys/net/pf_lb.c:393
pf_get_sport(ffff800020d97000,ffff800000aaa538,ffff800020d96d50,ffff800020d96d76,0,0) at pf_get_sport+0xc7 sys/net/pf_lb.c:159
pf_get_transaddr_af(ffff800000aaa538,ffff800020d97000,ffff800020d96eb8) at pf_get_transaddr_af+0x154 sys/net/pf_lb.c:733
pf_get_transaddr(ffff800000aaa538,ffff800020d97000,ffff800020d96eb8,ffff800020d96ee0) at pf_get_transaddr+0x89 sys/net/pf_lb.c:657
pf_test_rule(ffff800020d97000,ffff800020d970f0,ffff800020d97100,ffff800020d970e0,ffff800020d970c8,3) at pf_test_rule+0x495 sys/net/pf.c:3822
pf_test(18,2,ffff800000ac6000,ffff800020d97290) at pf_test+0x1a35 sys/net/pf.c:7025
ip6_output(fffffd806f120100,ffffffff828af360,0,0,ffff800020d97328,0) at ip6_output+0x115c sys/netinet6/ip6_output.c:618
mld6_sendpkt(ffff800000af5980,83,0) at mld6_sendpkt+0x2da sys/netinet6/mld6.c:465
mld6_fasttimeo() at mld6_fasttimeo+0x162 mld6_checktimer sys/netinet6/mld6.c:363 [inline]
mld6_fasttimeo() at mld6_fasttimeo+0x162 sys/netinet6/mld6.c:341
pffasttimo(ffffffff828aeec0) at pffasttimo+0x85 sys/kern/uipc_domain.c:292
timeout_run(ffffffff828aeec0) at timeout_run+0xc4 timeout_sync_leave sys/kern/kern_timeout.c:184 [inline]
timeout_run(ffffffff828aeec0) at timeout_run+0xc4 sys/kern/kern_timeout.c:490
softclock_thread(ffff800020d889c0) at softclock_thread+0x16a sys/kern/kern_timeout.c:580
end trace frame: 0x0, count: -16
ddb{0}> show registers
rdi 0
rsi 0x1
rbp 0xffff800020d969f0
rbx 0xffff800020d96aa0
rdx 0x8b
rcx 0x2
rax 0x1
r8 0xffffffff821f795f kprintf+0x16f
r9 0x1
r10 0x2
r11 0xd72865409519c866
r12 0x3000000008
r13 0xffff800020d96a00
r14 0x100
r15 0x1
rip 0xffffffff81a0af38 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff800020d969e0
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb{0}> show proc
PROC (softclock) pid=330922 stat=onproc
flags process=14000<NOZOMBIE,SYSTEM> proc=40000200<SYSTEM,CPUPEG>
pri=0, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff800020d88ea0,0xffff800020d88760
process=0xffff800020d8af80 user=0xffff800020d92000, vmspace=0xffffffff828bce78
estcpu=0, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
52630 178432 78459 0 3 0x80 nanosleep syz-executor.0
52630 255579 78459 0 3 0x4000080 fsleep syz-executor.0
52630 447660 78459 0 3 0x4000080 fsleep syz-executor.0
13519 166741 80246 0 3 0x82 nanosleep syz-executor.1
78459 346253 80246 0 3 0x82 nanosleep syz-executor.0
80246 42547 88170 0 3 0x82 thrsleep syz-execprog
80246 174755 88170 0 3 0x4000082 thrsleep syz-execprog
80246 144643 88170 0 3 0x4000082 thrsleep syz-execprog
80246 40378 88170 0 3 0x4000082 thrsleep syz-execprog
80246 244737 88170 0 3 0x4000082 thrsleep syz-execprog
80246 218476 88170 0 3 0x4000082 kqread syz-execprog
80246 229943 88170 0 3 0x4000082 thrsleep syz-execprog
80246 48466 88170 0 3 0x4000082 thrsleep syz-execprog
80246 450531 88170 0 3 0x4000082 thrsleep syz-execprog
80246 348436 88170 0 3 0x4000082 thrsleep syz-execprog
88170 81568 78326 0 3 0x10008a pause ksh
78326 125081 86146 0 3 0x92 select sshd
39043 225071 1 0 3 0x100083 ttyin getty
86146 103690 1 0 3 0x80 select sshd
73092 191403 38104 74 3 0x100092 bpf pflogd
38104 119956 1 0 3 0x80 netio pflogd
96305 263446 6013 73 3 0x100090 kqread syslogd
6013 48191 1 0 3 0x100082 netio syslogd
52210 494019 1 77 3 0x100090 poll dhclient
60722 197832 1 0 3 0x80 poll dhclient
82005 286300 0 0 3 0x14200 bored smr
68105 372925 0 0 3 0x14200 pgzero zerothread
81972 365322 0 0 3 0x14200 aiodoned aiodoned
92983 99642 0 0 3 0x14200 syncer update
12562 400222 0 0 3 0x14200 cleaner cleaner
53462 224872 0 0 3 0x14200 reaper reaper
1808 243750 0 0 3 0x14200 pgdaemon pagedaemon
99071 160835 0 0 3 0x14200 bored crynlk
19960 224979 0 0 3 0x14200 bored crypto
55474 62447 0 0 3 0x40014200 acpi0 acpi0
46127 24634 0 0 7 0x40014200 idle1
7238 360417 0 0 3 0x14200 bored softnet
41043 482174 0 0 3 0x14200 bored systqmp
95154 21580 0 0 3 0x14200 bored systq
*29787 330922 0 0 7 0x40014200 softclock
23891 242367 0 0 3 0x40014200 idle0
1 149540 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{0}> show all locks
Process 29787 (softclock) thread 0xffff800020d889c0 (330922)
exclusive rwlock netlock r = 0 (0xffffffff8270c198)
#0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164
#1 mld6_fasttimeo+0x1d sys/netinet6/mld6.c:336
#2 pffasttimo+0x85 sys/kern/uipc_domain.c:292
#3 timeout_run+0xc4 timeout_sync_leave sys/kern/kern_timeout.c:184 [inline]
#3 timeout_run+0xc4 sys/kern/kern_timeout.c:490
#4 softclock_thread+0x16a sys/kern/kern_timeout.c:580
#5 proc_trampoline+0x1c
shared rwlock timeout r = 0 (0xffffffff827a9640)
#0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164
#1 timeout_run+0xb9 sys/kern/kern_timeout.c:489
#2 softclock_thread+0x16a sys/kern/kern_timeout.c:580
#3 proc_trampoline+0x1c
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8291b1c8)
#0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164
#1 __mp_acquire_count+0x51 sys/kern/kern_lock.c:227
#2 mi_switch+0x392 sys/kern/sched_bsd.c:435
#3 sleep_finish+0x113 sys/kern/kern_synch.c:418
#4 softclock_thread+0x103 sys/kern/kern_timeout.c:575
#5 proc_trampoline+0x1c
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 9471 6398K 6398K 78643K 10564 0
pcb 13 8K 8K 78643K 13 0
rtable 110 4K 5K 78643K 206 0
ifaddr 45 10K 10K 78643K 46 0
counters 43 33K 33K 78643K 43 0
ioctlops 0 0K 8K 78643K 2416 0
mount 1 1K 1K 78643K 1 0
vnodes 1183 74K 75K 78643K 1188 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 1K 78643K 2 0
VM map 2 1K 1K 78643K 2 0
sem 2 0K 0K 78643K 2 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1824 197K 290K 78643K 13058 0
file desc 4 12K 24K 78643K 512 0
proc 59 63K 95K 78643K 438 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 33 2K 2K 78643K 33 0
ether_multi 1 0K 0K 78643K 1 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 19 95K 95K 78643K 19 0
exec 0 0K 1K 78643K 210 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 7 26K 26K 78643K 7 0
UVM amap 78 20K 20K 78643K 2368 0
UVM aobj 3 2K 2K 78643K 3 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
NDP 6 0K 0K 78643K 10 0
temp 34 3855K 3919K 78643K 2929 0
kqueue 3 4K 4K 78643K 3 0
SYN cache 2 16K 16K 78643K 2 0
ddb{0}>