uvm_fault(fffffd806cd8c5d8,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1
kpageflttrap(ffff80002ab5cb10,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285
kerntrap(ffff80002ab5cb10) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
_copyin() at _copyin+0x5b
pfioctl(14900,c4504441,ffff800001659800,1,ffff800045feb4e0) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284
VOP_IOCTL(fffffd806cf441e0,c4504441,ffff800001659800,1,fffffd80097fd4e0,ffff800045feb4e0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c5da728,c4504441,ffff800001659800,ffff800045feb4e0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800045feb4e0,ffff80002ab5d6c0,ffff80002ab5d610) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80002ab5d6c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002ab5d6c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xc4675e34fe0, count: -18
ddb{1}> show registers
rdi 0
rsi 0
rbp 0xffff80002ab5c430
rbx 0
rdx 0
rcx 0xffff800045feb4e0
rax 0xffff80002999dff0
r8 0xffff80002ab5c310
r9 0x8080808080808080
r10 0xd1a1cad137dda9ed
r11 0xdd0778178964bdc6
r12 0xfffffd80040da2c0
r13 0xfffffd80048c91b8
r14 0x3
r15 0xffffffff8353aa56 substchar+0x608e
rip 0xffffffff83200c75 db_enter+0x25
cs 0x8
rflags 0x246
rsp 0xffff80002ab5c420
ss 0x10
db_enter+0x25: addq $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor) tid=200049 pid=45290 tcnt=4 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=86, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff800045feb248,0xffff80002a32b790
process=0xffff80003c3cd858 user=0xffff80002ab58000, vmspace=0xfffffd806cd8c5d8
estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0
ddb{1}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
5167 226608 10523 0 2 0x100000 0 sh
31318 178760 39331 0 7 0x100000 0 sh
39331 102160 13199 0 3 0x100002 0x88 sigsusp sh
10523 256048 76377 0 3 0x100002 0x88 sigsusp sh
6872 183617 0 0 3 0x14000 0x200 acct acct
23257 245595 56356 0 3 0x2 0 clonelk ifconfig
56356 10106 81913 0 3 0x100002 0x88 sigsusp sh
76377 502881 21726 0 3 0x2 0x80 wait syz-executor
45290 188964 60769 0 2 0 0 syz-executor
*45290 200049 60769 0 7 0 0x4000000 syz-executor
45290 235170 60769 0 3 0 0x4000080 fsleep syz-executor
45290 351892 60769 0 3 0 0x4000080 fsleep syz-executor
81913 373841 21726 0 3 0x2 0x80 wait syz-executor
13199 108963 21726 0 3 0x2 0x80 wait syz-executor
96508 198718 21726 0 3 0x2 0x80 nanoslp syz-executor
60769 454520 21726 0 3 0x2 0x80 nanoslp syz-executor
21726 12434 1 0 3 0x2 0x80 nanoslp syz-executor
42585 485323 5720 0 3 0x10 0x88 kqread sshd-session
5720 449751 97743 0 3 0x12 0x80 kqread sshd-session
50180 143836 1 0 3 0x100003 0x80 ttyin getty
97743 455973 1 0 3 0 0x88 kqread sshd
10839 105900 70632 74 3 0x1100012 0x80 bpf pflogd
70632 491175 1 0 3 0 0x80 sbwait pflogd
10535 425862 27075 73 3 0x1100010 0x80 kqread syslogd
27075 497271 1 0 3 0x100002 0x80 sbwait syslogd
64612 95789 1 0 3 0x100000 0x80 kqread resolvd
40980 225520 60673 77 3 0x100012 0x80 kqread dhcpleased
23893 391176 60673 77 3 0x100012 0x80 kqread dhcpleased
60673 212282 1 0 3 0 0x80 kqread dhcpleased
66621 306249 0 0 3 0x14000 0x200 bored smr
88897 265967 0 0 2 0x14000 0x200 zerothread
84911 227737 0 0 3 0x14000 0x200 aiodoned aiodoned
44291 228498 0 0 3 0x14000 0x200 syncer update
29114 450850 0 0 3 0x14000 0x200 cleaner cleaner
93235 339997 0 0 3 0x14000 0x200 reaper reaper
80853 167694 0 0 3 0x14000 0x200 pgdaemon pagedaemon
97804 128704 0 0 3 0x14000 0x200 bored viomb
34371 186402 0 0 3 0x14000 0x40000200 acpi0 acpi0
73838 479090 0 0 3 0x14000 0x40000200 idle1
22322 321924 0 0 3 0x14000 0x200 bored softnet1
72576 174823 0 0 3 0x14000 0x200 bored softnet0
1557 45397 0 0 3 0x14000 0x200 smrbar systqmp
68993 507333 0 0 3 0x14000 0x200 bored systq
24789 512431 0 0 3 0x14000 0x200 tmoslp softclockmp
49601 24729 0 0 3 0x14000 0x40000200 tmoslp softclock
12231 427494 0 0 3 0x14000 0x40000200 idle0
1 473411 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10000 0x200 scheduler swapper
ddb{1}> show all locks
Process 45290 (syz-executor) thread 0xffff800045feb4e0 (200049)
exclusive rwlock pf_lock r = 0 (0xffffffff839d8e68)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 pfioctl+0x1342 sys/net/pf_ioctl.c:3284
#3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
#4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537
#5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#7 Xsyscall+0x128
exclusive rwlock pfioctl_rw r = 0 (0xffffffff839d8ef8)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 pfioctl+0x1d4 sys/net/pf_ioctl.c:2064
#3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
#4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537
#5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#7 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83afcc00)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 vn_ioctl+0x4d sys/kern/vfs_vnops.c:520
#2 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#3 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#4 Xsyscall+0x128
Process 1557 (systqmp) thread 0xffff800045ffe530 (45397)
shared rwlock systqmp r = 0 (0xffffffff839ed2b8)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 taskq_thread+0x12a sys/kern/kern_task.c:442
#2 proc_trampoline+0x10
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11047 12075K 12279K 166960K 13152 0
pcb 17 12K 12K 166960K 56 0
rtable 145 6K 9K 166960K 2751 0
pf 33 17K 24K 166960K 314 0
ifaddr 28 5K 8K 166960K 380 0
ifgroup 43 2K 2K 166960K 405 0
sysctl 2 1K 9K 166960K 9 0
counters 64 36K 37K 166960K 270 0
ioctlops 1 2K 4K 166960K 1608 0
iov 0 0K 16K 166960K 7 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1302 82K 82K 166960K 2236 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 5K 166960K 7 0
VM map 2 1K 1K 166960K 2 0
sem 27 3K 3K 166960K 76 0
dirhash 15 2K 2K 166960K 18 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 17 61K 89K 166960K 1533 0
sigio 0 0K 0K 166960K 4 0
proc 79 131K 180K 166960K 2763 0
subproc 63 3K 4K 166960K 801 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 18 0
in_multi 52 3K 6K 166960K 964 0
ether_multi 1 0K 0K 166960K 1 0
mrt 0 0K 0K 166960K 32 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 55 254K 254K 166960K 55 0
exec 0 0K 1K 166960K 1416 0
fusefs mount 1 32K 32K 166960K 1 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 210 161K 184K 166960K 11438 0
UVM aobj 7 2K 2K 166960K 7 0
pinsyscall 41 82K 103K 166960K 4729 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 2 0
NDP 13 0K 2K 166960K 277 0
temp 34 9119K 9151K 166960K 17873 0
kqueue 13 20K 24K 166960K 57 0
SYN cache 2 16K 16K 166960K 2 0
ddb{1}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 28 0 0 1 0 1 1 0 8 0
rtpcb 120 197 0 194 1 0 1 1 0 8 0
rtentry 176 980 0 924 6 1 5 6 0 8 0
unpcb 144 579 0 562 6 5 1 6 0 8 0
syncache 336 5 0 5 2 2 0 1 0 8 0
tcpcb 736 38 0 33 1 0 1 1 0 8 0
arp 136 176 0 166 1 0 1 1 0 8 0
inpcb 328 505 0 496 2 1 1 2 0 8 0
nd6 152 259 0 247 1 0 1 1 0 8 0
pkpcb 40 9 0 9 2 1 1 1 0 8 1
kcovpl 48 89 0 82 1 0 1 1 0 8 0
ppxss 1192 19 0 19 1 0 1 1 0 8 1
pppxif 1576 1 0 1 1 1 0 1 0 8 0
pfstscr 40 4 0 4 2 2 0 1 0 8 0
pffrag 232 1 0 0 1 0 1 1 0 482 0
pffrnode 88 1 0 0 1 0 1 1 0 8 0
pffrent 40 2 0 1 1 0 1 1 0 8 0
pfosfp 40 1428 0 1428 5 5 0 5 0 8 0
pfosfpen 112 1428 0 1428 21 21 0 21 0 8 0
pfrktable 1344 1 0 0 1 0 1 1 0 8 0
pfsrclim 320 1 0 1 1 0 1 1 0 8 1
pfanchor 1288 15 0 14 1 0 1 1 0 8 0
pftag 88 2 0 0 1 0 1 1 0 8 0
pfstitem 24 52 0 20 1 0 1 1 0 8 0
pfstkey 128 56 0 24 2 0 2 2 0 8 0
pfstate 448 54 0 22 5 0 5 5 0 8 0
pfrule 1360 35 0 28 2 1 1 2 0 8 0
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 3986 0 3700 35 11 24 31 0 8 0
art_table 40 3988 0 3700 5 0 5 5 0 8 0
art_node 32 980 0 913 1 0 1 1 0 8 0
sysvmsgpl 40 2 0 1 1 0 1 1 0 8 0
semupl 112 1 0 1 1 0 1 1 0 8 1
semapl 72 74 0 49 1 0 1 1 0 8 0
shmpl 120 4 0 0 1 0 1 1 0 8 0
dirhash 1024 21 0 2 3 0 3 3 0 8 0
dino2pl 256 2043 0 386 104 0 104 104 0 8 0
ffsino 296 2043 0 386 128 0 128 128 0 8 0
nchpl 144 2531 0 463 77 0 77 77 0 8 0
rtmask 32 4 0 4 1 1 0 1 0 8 0
vnodes 216 2943 0 0 164 0 164 164 0 8 0
namei 1024 19803 0 19803 5 3 2 2 0 8 2
percpumem 16 151 0 103 1 0 1 1 0 8 0
kstatmem 264 213 0 192 3 1 2 3 0 8 0
scsiplug 72 1 0 1 1 1 0 1 0 8 0
scxspl 216 23639 0 23639 10 9 1 8 1 8 1
plimitpl 152 138 0 123 1 0 1 1 0 8 0
sigapl 424 1689 0 1642 7 1 6 7 0 8 0
knotepl 120 298 0 0 10 0 10 10 0 8 0
kqueuepl 224 67 0 58 1 0 1 1 0 8 0
pipepl 344 379 0 352 4 0 4 4 0 8 0
fdescpl 528 1672 0 1642 3 0 3 3 0 8 0
filepl 160 6173 0 5973 18 7 11 18 0 8 1
lockfpl 104 77 0 75 1 0 1 1 0 8 0
lockfspl 48 39 0 37 1 0 1 1 0 8 0
sessionpl 144 115 0 106 1 0 1 1 0 8 0
pgrppl 48 205 0 189 1 0 1 1 0 8 0
ucredpl 104 270 0 257 1 0 1 1 0 8 0
zombiepl 144 1645 0 1642 1 0 1 1 0 8 0
processpl 1240 1689 0 1642 5 1 4 5 0 8 0
procpl 664 2236 0 2186 6 0 6 6 0 8 1
sockpl 752 1299 0 1270 20 16 4 17 0 8 1
mcl64k 65536 6 0 0 1 0 1 1 0 8 0
mcl16k 16384 2 0 0 1 0 1 1 0 8 0
mcl12k 12288 1 0 0 1 0 1 1 0 8 0
mcl9k128 9344 2 0 0 1 0 1 1 0 8 0
mcl8k 8192 2 0 0 1 0 1 1 0 8 0
mcl4k 4096 117 0 0 15 0 15 15 0 8 0
mcl2k 2048 30 0 0 4 0 4 4 0 8 0
mextrefs 64 29 0 0 1 0 1 1 0 8 0
mtagpl 96 4 0 0 1 0 1 1 0 8 0
mbufpl 256 217 0 0 14 0 14 14 0 8 0
bufpl 272 10495 0 4364 409 0 409 409 0 8 0
anonpl 32 7278 0 0 59 0 59 59 0 247 0
amapchunkpl 152 30670 0 30281 28 9 19 28 0 158 2
amappl16 200 2837 0 2827 13 4 9 9 0 8 6
amappl15 192 112 0 112 1 1 0 1 0 8 0
amappl14 184 1374 0 1370 1 0 1 1 0 8 0
amappl13 176 288 0 276 1 0 1 1 0 8 0
amappl12 168 2234 0 2207 2 0 2 2 0 8 0
amappl11 160 3 0 3 1 1 0 1 0 8 0
amappl10 152 85 0 71 1 0 1 1 0 8 0
amappl9 144 276 0 276 1 1 0 1 0 8 0
amappl8 136 427 0 424 1 0 1 1 0 8 0
amappl7 128 302 0 288 1 0 1 1 0 8 0
amappl6 120 944 0 939 1 0 1 1 0 8 0
amappl5 112 98 0 87 1 0 1 1 0 8 0
amappl4 104 527 0 507 1 0 1 1 0 8 0
amappl3 96 5820 0 5738 3 0 3 3 0 8 0
amappl2 88 1476 0 1403 2 0 2 2 0 8 0
amappl1 80 21503 0 20914 15 1 14 15 0 8 1
amappl 88 9354 0 9219 5 0 5 5 0 92 1
uvmvnodes 80 108 0 0 3 0 3 3 0 8 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 6 0 0 1 0 1 1 0 8 0
uaddrrnd 24 1672 0 1642 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1672 0 1642 1 0 1 1 0 8 0
vmmpekpl 168 14759 0 14701 4 0 4 4 0 8 0
vmmpepl 168 116388 0 114678 94 10 84 93 0 357 5
vmsppl 488 1671 0 1642 5 0 5 5 0 8 0
rwobjpl 80 34939 0 33938 26 1 25 25 0 8 1
pdppl 4096 3351 0 3284 181 114 67 83 0 8 0
pvpl 32 13091 0 0 107 1 106 107 0 265 0
pmappl 256 1671 0 1642 3 0 3 3 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 791 0 133 19 0 19 19 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
ddb{0}> trace
x86_ipi_db(ffffffff839b2ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xf kd_curproc sys/dev/kcov.c:580 [inline]
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xf sys/dev/kcov.c:153
softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83
dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862
Xsoftclock() at Xsoftclock+0x27
__mp_lock(ffffffff83afc400) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff83afc400) at __mp_lock+0x192 sys/kern/kern_lock.c:173
syscall(ffff80003c3ba000) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline]
syscall(ffff80003c3ba000) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7c34bac66360, count: -10
ddb{0}> machine ddbcpu 1
Stopped at db_enter+0x25: addq $0x8,%rsp
ddb{1}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
witness_checkorder(ffffffff83983180,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1
rw_do_enter_write(ffffffff83983168,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234
uvn_io(fffffd800f99fa60,ffff80002ab5c678,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243
uvn_get(fffffd800f99fa60,0,ffff80002ab5c748,ffff80002ab5c72c,0,1,24c7ce6a0c4c608b,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075
uvm_fault_lower_io(ffff80002ab5c960,ffff80002ab5c998,ffff80002ab5c7e0,ffff80002ab5c7c8) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612
uvm_fault_lower(ffff80002ab5c960,ffff80002ab5c998,ffff80002ab5c8e0) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381
uvm_fault(fffffd806cd8c5d8,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1
kpageflttrap(ffff80002ab5cb10,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285
kerntrap(ffff80002ab5cb10) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
_copyin() at _copyin+0x5b
pfioctl(14900,c4504441,ffff800001659800,1,ffff800045feb4e0) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284
VOP_IOCTL(fffffd806cf441e0,c4504441,ffff800001659800,1,fffffd80097fd4e0,ffff800045feb4e0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c5da728,c4504441,ffff800001659800,ffff800045feb4e0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800045feb4e0,ffff80002ab5d6c0,ffff80002ab5d610) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80002ab5d6c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002ab5d6c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xc4675e34fe0, count: -18