login: kernel: integer divide fault trap, code=0
Stopped at pf_purge+0x1e: divl __kernel_phys_base+0x50f7dc,%eax
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
the kernel did not panic
ddb> trace
pf_purge(ffffffff829ef470) at pf_purge+0x1e sys/net/pf.c:1302
taskq_thread(ffffffff829612f0) at taskq_thread+0x9b sys/kern/kern_task.c:449
end trace frame: 0x0, count: -2
ddb> show registers
rdi 0xffffffff829ef470 pf_npurge
rsi 0
rbp 0xffff80002159a070
rbx 0
rdx 0
rcx 0xffffffff829ef470 pf_npurge
rax 0
r8 0
r9 0
r10 0x7cce906471fec3c5
r11 0x2962acd8685eb6
r12 0xffff80002159a080
r13 0xffff8000ffffc7d0
r14 0xffffffff829ef470 pf_npurge
r15 0xffff80002159a0b0
rip 0xffffffff814e191e pf_purge+0x1e
cs 0x8
rflags 0x10246 __ALIGN_SIZE+0xf246
rsp 0xffff80002159a040
ss 0x10
pf_purge+0x1e: divl __kernel_phys_base+0x50f7dc,%eax
ddb> show proc
PROC (systq) pid=486080 stat=onproc
flags process=14000<NOZOMBIE,SYSTEM> proc=200<SYSTEM>
pri=32, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffffe540,0xffff8000ffffe2b0
process=0xffff8000ffffc3e8 user=0xffff800021595000, vmspace=0xffffffff82a8bd58
estcpu=0, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
87640 512776 38841 0 2 0x482 syz-executor1508
38841 194372 77240 0 3 0x10008a sigsusp ksh
77240 168887 41609 0 3 0x9a kqread sshd
9755 87800 1 0 3 0x100083 ttyin getty
41609 461799 1 0 3 0x88 kqread sshd
55987 370472 30480 73 3 0x100090 kqread syslogd
30480 102493 1 0 3 0x100082 netio syslogd
34264 139278 1 0 3 0x100080 kqread resolvd
99466 97466 1365 77 3 0x100092 kqread dhcpleased
14614 63462 1365 77 3 0x100092 kqread dhcpleased
1365 161371 1 0 3 0x80 kqread dhcpleased
18888 52477 0 0 3 0x14200 bored smr
16972 151089 0 0 3 0x14200 pgzero zerothread
42276 388180 0 0 3 0x14200 aiodoned aiodoned
40906 135911 0 0 3 0x14200 syncer update
29798 148818 0 0 3 0x14200 cleaner cleaner
28202 30188 0 0 3 0x14200 reaper reaper
81867 446175 0 0 3 0x14200 pgdaemon pagedaemon
68682 370391 0 0 3 0x14200 bored viomb
66486 319836 0 0 3 0x40014200 acpi0 acpi0
42179 327995 0 0 3 0x14200 bored softnet
90321 148530 0 0 3 0x14200 bored systqmp
*29397 486080 0 0 7 0x14200 systq
84887 244654 0 0 3 0x40014200 bored softclock
50063 502384 0 0 3 0x40014200 idle0
1 364530 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10133 6381K 6412K 78643K 11223 0
pcb 13 8K 8K 78643K 13 0
rtable 62 2K 2K 78643K 108 0
ifaddr 24 7K 7K 78643K 24 0
counters 19 16K 16K 78643K 19 0
ioctlops 0 0K 2K 78643K 25 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 5 0
vnodes 1166 73K 73K 78643K 1179 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 0K 0K 78643K 2 0
sem 2 0K 0K 78643K 2 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 1 0K 0K 78643K 1 0
proc 55 54K 55K 78643K 226 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 11 0K 0K 78643K 11 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 25 122K 122K 78643K 25 0
exec 0 0K 2K 78643K 391 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 71 3K 5K 78643K 1906 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 3 0K 0K 78643K 3 0
temp 19 4678K 4741K 78643K 3198 0
kqueue 11 16K 18K 78643K 24 0
SYN cache 2 16K 16K 78643K 2 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 17 0 14 1 0 1 1 0 8 0
rtentry 112 23 0 1 1 0 1 1 0 8 0
unpcb 136 33 0 20 1 0 1 1 0 8 0
syncache 296 5 0 5 1 0 1 1 0 8 1
tcpcb 736 8 0 5 1 0 1 1 0 8 0
arp 88 2 0 0 1 0 1 1 0 8 0
inpcb 304 25 0 19 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 96 0 0 6 0 6 6 0 8 0
art_table 32 97 0 0 1 0 1 1 0 8 0
art_node 16 22 0 2 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1415 0 38 87 0 87 87 0 8 0
ffsino 240 1415 0 38 81 0 81 81 0 8 0
nchpl 144 1590 0 47 58 0 58 58 0 8 0
uvmvnodes 80 1424 0 0 30 0 30 30 0 8 0
vnodes 224 1424 0 0 84 0 84 84 0 8 0
namei 1024 4231 0 4231 1 0 1 1 0 8 1
scxspl 216 3606 0 3606 3 1 2 2 0 8 2
plimitpl 152 15 0 9 1 0 1 1 0 8 0
sigapl 424 341 0 315 4 0 4 4 0 8 0
knotepl 120 6914 0 6884 2 0 2 2 0 8 1
kqueuepl 184 20 0 13 1 0 1 1 0 8 0
pipepl 304 79 0 76 1 0 1 1 0 8 0
fdescpl 432 328 0 315 2 0 2 2 0 8 0
filepl 120 1110 0 1057 2 0 2 2 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 17 0 9 1 0 1 1 0 8 0
pgrppl 48 17 0 9 1 0 1 1 0 8 0
ucredpl 96 64 0 54 1 0 1 1 0 8 0
zombiepl 144 315 0 314 1 0 1 1 0 8 0
processpl 1000 341 0 314 4 0 4 4 0 8 0
procpl 672 341 0 314 3 0 3 3 0 8 0
sockpl 448 75 0 53 3 0 3 3 0 8 0
mcl8k 8192 9 0 9 1 0 1 1 0 8 1
mcl4k 4096 5 0 5 1 0 1 1 0 8 1
mcl2k 2048 5661 0 5633 6 0 6 6 0 8 2
mtagpl 96 3 0 3 1 1 0 1 0 8 0
mbufpl 256 10466 0 10400 6 0 6 6 0 8 1
bufpl 288 1935 0 86 133 0 133 133 0 8 0
anonpl 24 38749 0 36701 15 1 14 15 0 188 1
amapchunkpl 152 3715 0 3590 7 1 6 7 0 158 0
amappl16 200 76 0 76 1 0 1 1 0 8 1
amappl15 192 59 0 56 1 0 1 1 0 8 0
amappl13 176 32 0 31 1 0 1 1 0 8 0
amappl12 168 15 0 15 1 0 1 1 0 8 1
amappl11 160 41 0 29 1 0 1 1 0 8 0
amappl10 152 5 0 5 1 0 1 1 0 8 1
amappl9 144 434 0 432 1 0 1 1 0 8 0
amappl8 136 340 0 337 1 0 1 1 0 8 0
amappl7 128 60 0 57 1 0 1 1 0 8 0
amappl6 120 106 0 93 1 0 1 1 0 8 0
amappl5 112 243 0 234 1 0 1 1 0 8 0
amappl4 104 579 0 559 1 0 1 1 0 8 0
amappl3 96 110 0 101 1 0 1 1 0 8 0
amappl2 88 337 0 301 1 0 1 1 0 8 0
amappl1 80 8226 0 7873 9 0 9 9 0 8 1
amappl 88 1653 0 1597 2 0 2 2 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 72 2 0 0 1 0 1 1 0 8 0
uaddrrnd 24 328 0 315 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 328 0 315 1 0 1 1 0 8 0
vmmpekpl 168 5976 0 5960 1 0 1 1 0 8 0
vmmpepl 168 25277 0 24514 38 0 38 38 0 357 1
vmsppl 272 327 0 315 2 1 1 2 0 8 0
rwobjpl 24 8931 0 6997 12 0 12 12 0 8 0
pdppl 4096 662 0 630 46 12 34 40 0 8 2
pvpl 32 124798 0 121012 35 0 35 35 0 265 3
pmappl 216 327 0 315 1 0 1 1 0 8 0
extentpl 40 58 0 38 1 0 1 1 0 8 0
phpool 112 381 0 15 11 0 11 11 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
pf_purge(ffffffff829ef470) at pf_purge+0x1e sys/net/pf.c:1302
taskq_thread(ffffffff829612f0) at taskq_thread+0x9b sys/kern/kern_task.c:449
end trace frame: 0x0, count: -2
ddb> machine ddbcpu 1
No such command
ddb> trace
pf_purge(ffffffff829ef470) at pf_purge+0x1e sys/net/pf.c:1302
taskq_thread(ffffffff829612f0) at taskq_thread+0x9b sys/kern/kern_task.c:449
end trace frame: 0x0, count: -2
ddb>