login: kernel: integer divide fault trap, code=0
Stopped at pf_get_transaddr+0x27b: idivl %r13d,%eax
ddb{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
the kernel did not panic
ddb{0}> trace
pf_get_transaddr(ffff800000b59558,ffff800021155a18,ffff8000211558d8,ffff800021155900) at pf_get_transaddr+0x27b sys/net/pf_lb.c:711
pf_test_rule(ffff800021155a18,ffff800021155b10,ffff800021155b20,ffff800021155b00,ffff800021155af0,3,5295164399910481) at pf_test_rule+0x4a0 sys/net/pf.c:3891
pf_test(18,2,ffff800000b39800,ffff800021155c98) at pf_test+0x1e30 sys/net/pf.c:7064
ip6_output(fffffd806d206600,ffffffff82839220,0,0,ffff800021155d28,0) at ip6_output+0x14d1 sys/netinet6/ip6_output.c:634
mld6_sendpkt(ffff800000b17300,83,0) at mld6_sendpkt+0x2c2 sys/netinet6/mld6.c:465
mld6_fasttimeo() at mld6_fasttimeo+0x152 mld6_checktimer sys/netinet6/mld6.c:363 [inline]
mld6_fasttimeo() at mld6_fasttimeo+0x152 sys/netinet6/mld6.c:341
pffasttimo(ffffffff828add28) at pffasttimo+0x10b sys/kern/uipc_domain.c:288
timeout_run(ffffffff828add28) at timeout_run+0xcc sys/kern/kern_timeout.c:678
softclock_thread(ffff800021149500) at softclock_thread+0x134 sys/kern/kern_timeout.c:802
end trace frame: 0x0, count: -9
ddb{0}> show registers
rdi 0
rsi 0xfffe __ALIGN_SIZE+0xeffe
rbp 0xffff800021155880
rbx 0xf
rdx 0
rcx 0xffff __ALIGN_SIZE+0xefff
rax 0x82
r8 0xffffffff81d44a2d pf_insert_src_node+0x2dd
r9 0x1
r10 0x6b40ae5be759c4b6
r11 0xfa79390790db3dd6
r12 0x18
r13 0
r14 0xffff800021155a18
r15 0xffff800000b59558
rip 0xffffffff81715cdb pf_get_transaddr+0x27b
cs 0x8
rflags 0x10257 __ALIGN_SIZE+0xf257
rsp 0xffff800021155810
ss 0x10
pf_get_transaddr+0x27b: idivl %r13d,%eax
ddb{0}> show proc
PROC (softclock) pid=365751 stat=onproc
flags process=14000<NOZOMBIE,SYSTEM> proc=40000200<SYSTEM,CPUPEG>
pri=0, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff800021149a40,0xffff800021148d30
process=0xffff8000ffffd4f0 user=0xffff800021150000, vmspace=0xffffffff828e31b8
estcpu=0, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
44211 197414 72689 0 2 0x482 syz-executor.0
72689 312980 86762 0 3 0x82 thrsleep syz-execprog
72689 303340 86762 0 3 0x4000082 thrsleep syz-execprog
72689 219398 86762 0 3 0x4000082 thrsleep syz-execprog
72689 464134 86762 0 3 0x4000082 thrsleep syz-execprog
72689 342484 86762 0 3 0x4000082 kqread syz-execprog
72689 235830 86762 0 3 0x4000082 thrsleep syz-execprog
72689 69086 86762 0 3 0x4000082 thrsleep syz-execprog
72689 22423 86762 0 3 0x4000082 thrsleep syz-execprog
86762 268274 12150 0 3 0x10008a sigsusp ksh
12150 44003 96667 0 3 0x9a kqread sshd
81783 445576 1 0 3 0x100083 ttyin getty
96667 157736 1 0 3 0x88 kqread sshd
44167 448141 89673 74 3 0x100092 bpf pflogd
89673 22511 1 0 3 0x80 netio pflogd
78676 4050 93346 73 3 0x100090 kqread syslogd
93346 103730 1 0 3 0x100082 netio syslogd
97344 45909 1 0 3 0x100080 kqread resolvd
48611 522837 58623 77 3 0x100092 kqread dhcpleased
22671 371344 58623 77 3 0x100092 kqread dhcpleased
58623 54935 1 0 3 0x80 kqread dhcpleased
1266 44170 0 0 3 0x14200 bored smr
24610 316394 0 0 3 0x14200 pgzero zerothread
15978 109190 0 0 3 0x14200 aiodoned aiodoned
66890 416674 0 0 3 0x14200 syncer update
51090 245533 0 0 3 0x14200 cleaner cleaner
46612 66706 0 0 3 0x14200 reaper reaper
12380 411483 0 0 3 0x14200 pgdaemon pagedaemon
57982 285799 0 0 3 0x14200 bored viomb
15713 358974 0 0 3 0x40014200 acpi0 acpi0
51797 73732 0 0 7 0x40014200 idle1
83200 391135 0 0 3 0x14200 bored softnet
28856 313139 0 0 3 0x14200 bored systqmp
54831 520124 0 0 3 0x14200 bored systq
* 7576 365751 0 0 7 0x40014200 softclock
59917 78952 0 0 3 0x40014200 idle0
1 397282 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{0}> show all locks
Process 7576 (softclock) thread 0xffff800021149500 (365751)
exclusive rwlock pf_lock r = 0 (0xffffffff8279a5a0)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182
#1 pf_test+0x1e06
#2 ip6_output+0x14d1 sys/netinet6/ip6_output.c:634
#3 mld6_sendpkt+0x2c2 sys/netinet6/mld6.c:465
#4 mld6_fasttimeo+0x152 mld6_checktimer sys/netinet6/mld6.c:363 [inline]
#4 mld6_fasttimeo+0x152 sys/netinet6/mld6.c:341
#5 pffasttimo+0x10b sys/kern/uipc_domain.c:288
#6 timeout_run+0xcc sys/kern/kern_timeout.c:678
#7 softclock_thread+0x134 sys/kern/kern_timeout.c:802
#8 proc_trampoline+0x1c
exclusive rwlock netlock r = 0 (0xffffffff8282d820)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182
#1 mld6_fasttimeo+0x1d sys/netinet6/mld6.c:336
#2 pffasttimo+0x10b sys/kern/uipc_domain.c:288
#3 timeout_run+0xcc sys/kern/kern_timeout.c:678
#4 softclock_thread+0x134 sys/kern/kern_timeout.c:802
#5 proc_trampoline+0x1c
shared rwlock timeout r = 0 (0xffffffff82822bf0)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182
#1 timeout_run+0xb7 sys/kern/kern_timeout.c:674
#2 softclock_thread+0x134 sys/kern/kern_timeout.c:802
#3 proc_trampoline+0x1c
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828b0358)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182
#1 __mp_acquire_count+0x4c sys/kern/kern_lock.c:227
#2 mi_switch+0x3d3 sys/kern/sched_bsd.c:416
#3 sleep_finish+0x1b2 sys/kern/kern_synch.c:433
#4 softclock_thread+0xd9 sys/kern/kern_timeout.c:797
#5 proc_trampoline+0x1c
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10112 6417K 6417K 78643K 11202 0
pcb 13 8K 8K 78643K 13 0
rtable 89 4K 4K 78643K 149 0
ifaddr 39 10K 10K 78643K 40 0
counters 42 33K 33K 78643K 42 0
ioctlops 0 0K 4K 78643K 1550 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 5 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 1697 195K 286K 78643K 12598 0
file desc 2 4K 12K 78643K 64 0
proc 67 87K 99K 78643K 306 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 22 1K 1K 78643K 22 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 2K 78643K 390 0
tdb 3 0K 0K 78643K 3 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 130 15K 15K 78643K 2694 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 5 0K 0K 78643K 7 0
temp 29 4183K 4247K 78643K 2350 0
kqueue 12 18K 18K 78643K 21 0
SYN cache 2 16K 16K 78643K 2 0
ddb{0}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 22 0 0 1 0 1 1 0 8 0
rtpcb 120 113 0 110 1 0 1 1 0 8 0
rtentry 112 34 0 1 1 0 1 1 0 8 0
unpcb 128 35 0 20 1 0 1 1 0 8 0
syncache 296 5 0 5 2 1 1 1 0 8 1
tcpcb 736 8 0 5 1 0 1 1 0 8 0
arp 120 4 0 0 1 0 1 1 0 8 0
inpcb 304 36 0 30 1 0 1 1 0 8 0
nd6 48 3 0 0 1 0 1 1 0 8 0
pfosfp 40 1428 0 1005 5 0 5 5 0 8 0
pfosfpen 112 1428 0 714 21 0 21 21 0 8 0
pfrktable 1344 3 0 1 1 0 1 1 0 8 0
pfstitem 24 10 0 0 1 0 1 1 0 8 0
pfstkey 112 10 0 0 1 0 1 1 0 8 0
pfstate 320 10 0 0 1 0 1 1 0 8 0
pfsrctr 152 1 0 0 1 0 1 1 0 8 0
pfrule 1360 91 0 63 4 1 3 3 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 143 0 0 9 0 9 9 0 8 0
art_table 32 144 0 0 2 0 2 2 0 8 0
art_node 16 33 0 3 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1482 0 75 88 0 88 88 0 8 0
ffsino 272 1482 0 75 94 0 94 94 0 8 0
nchpl 144 1751 0 139 60 0 60 60 0 8 0
uvmvnodes 72 1492 0 0 28 0 28 28 0 8 0
vnodes 224 1492 0 0 88 0 88 88 0 8 0
namei 1024 4858 0 4858 2 1 1 1 0 8 1
percpumem 16 33 0 0 1 0 1 1 0 8 0
pfiaddrpl 120 23 0 0 1 0 1 1 0 8 0
scxspl 216 5192 0 5192 9 1 8 8 0 8 8
plimitpl 152 17 0 9 1 0 1 1 0 8 0
sigapl 424 321 0 291 4 0 4 4 0 8 0
futexpl 64 1033 0 1033 1 0 1 1 0 8 1
knotepl 112 51 0 0 2 0 2 2 0 8 0
kqueuepl 216 17 0 9 1 0 1 1 0 8 0
pipepl 336 83 0 76 2 1 1 1 0 8 0
fdescpl 496 307 0 291 3 0 3 3 0 8 0
filepl 152 1440 0 1370 3 0 3 3 0 8 0
lockfpl 104 6 0 4 1 0 1 1 0 8 0
lockfspl 48 4 0 2 1 0 1 1 0 8 0
sessionpl 144 19 0 9 1 0 1 1 0 8 0
pgrppl 48 19 0 9 1 0 1 1 0 8 0
ucredpl 96 69 0 57 1 0 1 1 0 8 0
zombiepl 144 291 0 290 2 1 1 1 0 8 0
processpl 1072 321 0 290 3 0 3 3 0 8 0
procpl 672 483 0 445 4 0 4 4 0 8 0
sockpl 480 184 0 160 5 1 4 4 0 8 0
mcl8k 8192 3 0 0 1 0 1 1 0 8 0
mcl4k 4096 5 0 0 1 0 1 1 0 8 0
mcl2k 2048 72 0 0 9 0 9 9 0 8 0
mtagpl 96 1 0 0 1 0 1 1 0 8 0
mbufpl 256 127 0 0 8 0 8 8 0 8 0
bufpl 280 3458 0 164 236 0 236 236 0 8 0
anonpl 24 53594 0 49795 36 4 32 32 0 186 8
amapchunkpl 152 5664 0 5359 15 1 14 14 0 158 2
amappl16 200 208 0 158 4 1 3 3 0 8 0
amappl15 192 77 0 72 1 0 1 1 0 8 0
amappl14 184 3 0 2 1 0 1 1 0 8 0
amappl13 176 80 0 76 2 1 1 1 0 8 0
amappl12 168 10 0 10 1 1 0 1 0 8 0
amappl11 160 76 0 58 1 0 1 1 0 8 0
amappl10 152 12 0 10 1 0 1 1 0 8 0
amappl9 144 235 0 232 1 0 1 1 0 8 0
amappl8 136 314 0 293 1 0 1 1 0 8 0
amappl7 128 47 0 42 1 0 1 1 0 8 0
amappl6 120 54 0 48 1 0 1 1 0 8 0
amappl5 112 214 0 194 1 0 1 1 0 8 0
amappl4 104 575 0 552 1 0 1 1 0 8 0
amappl3 96 227 0 209 1 0 1 1 0 8 0
amappl2 88 449 0 409 2 0 2 2 0 8 1
amappl1 80 9121 0 8697 13 0 13 13 0 8 3
amappl 88 2405 0 2308 3 0 3 3 0 92 0
dma4096 4096 1 0 1 1 1 0 1 0 8 0
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 6 0 6 1 1 0 1 0 8 0
dma128 128 253 0 253 1 1 0 1 0 8 0
dma64 64 6 0 6 1 1 0 1 0 8 0
dma32 32 7 0 7 1 1 0 1 0 8 0
dma16 16 18 0 17 1 0 1 1 0 8 0
aobjpl 64 2 0 0 1 0 1 1 0 8 0
uaddrrnd 24 307 0 291 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 307 0 291 1 0 1 1 0 8 0
vmmpekpl 168 7458 0 7441 1 0 1 1 0 8 0
vmmpepl 168 30101 0 29012 65 1 64 64 0 357 15
vmsppl 368 306 0 291 2 0 2 2 0 8 0
rwobjpl 56 9037 0 8320 15 1 14 14 0 8 3
pdppl 4096 622 0 582 64 18 46 46 0 8 6
pvpl 32 178082 0 171489 134 0 134 134 0 265 79
pmappl 224 306 0 291 2 0 2 2 0 8 0
extentpl 40 58 0 40 1 0 1 1 0 8 0
phpool 112 292 0 23 8 0 8 8 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
pf_get_transaddr(ffff800000b59558,ffff800021155a18,ffff8000211558d8,ffff800021155900) at pf_get_transaddr+0x27b sys/net/pf_lb.c:711
pf_test_rule(ffff800021155a18,ffff800021155b10,ffff800021155b20,ffff800021155b00,ffff800021155af0,3,5295164399910481) at pf_test_rule+0x4a0 sys/net/pf.c:3891
pf_test(18,2,ffff800000b39800,ffff800021155c98) at pf_test+0x1e30 sys/net/pf.c:7064
ip6_output(fffffd806d206600,ffffffff82839220,0,0,ffff800021155d28,0) at ip6_output+0x14d1 sys/netinet6/ip6_output.c:634
mld6_sendpkt(ffff800000b17300,83,0) at mld6_sendpkt+0x2c2 sys/netinet6/mld6.c:465
mld6_fasttimeo() at mld6_fasttimeo+0x152 mld6_checktimer sys/netinet6/mld6.c:363 [inline]
mld6_fasttimeo() at mld6_fasttimeo+0x152 sys/netinet6/mld6.c:341
pffasttimo(ffffffff828add28) at pffasttimo+0x10b sys/kern/uipc_domain.c:288
timeout_run(ffffffff828add28) at timeout_run+0xcc sys/kern/kern_timeout.c:678
softclock_thread(ffff800021149500) at softclock_thread+0x134 sys/kern/kern_timeout.c:802
end trace frame: 0x0, count: -9
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp
ddb{1}> trace
x86_ipi_db(ffff800020d38ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
acpicpu_idle() at acpicpu_idle+0x2eb sys/dev/acpi/acpicpu.c:1206
sched_idle(ffff800020d38ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178
end trace frame: 0x0, count: -5
ddb{1}>