uvm_fault(0xffffffff825831b0, 0x0, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at in4_cksum+0x2ed: movzwl 0(%r13),%eax
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
kernel page fault
uvm_fault(0xffffffff825831b0, 0x0, 0, 1) -> e
in4_cksum(fffffd805bd02f00,0,14,4006) at in4_cksum+0x2ed sys/netinet/in4_cksum.c:173
end trace frame: 0xffff80001d31d6e0, count: 0
ddb> trace
in4_cksum(fffffd805bd02f00,0,14,4006) at in4_cksum+0x2ed sys/netinet/in4_cksum.c:173
in_delayed_cksum(fffffd805bd02f00) at in_delayed_cksum+0x4b sys/netinet/ip_output.c:1753
in_proto_cksum_out(fffffd805bd02f00,ffff800000677800) at in_proto_cksum_out+0x321 sys/netinet/ip_output.c:1812
ip_output(fffffd805bd02f00,0,fffffd805e5584d0,800,0,fffffd805e558460) at ip_output+0xe9d sys/netinet/ip_output.c:449
tcp_output(ffff8000009ef320) at tcp_output+0x2514 sys/netinet/tcp_output.c:1040
tcp_input(ffff80001d31dd78,ffff80001d31dd84,6,2) at tcp_input+0x337c sys/netinet/tcp_input.c:2024
ip_deliver(ffff80001d31dd78,ffff80001d31dd84,6,2) at ip_deliver+0x2e3 sys/netinet/ip_input.c:668
ip_ours(ffff80001d31dd78,ffff80001d31dd84,2,0) at ip_ours+0x4fe sys/netinet/ip_input.c:563
ip_input_if(ffff80001d31dd78,ffff80001d31dd84,4,0,ffff800000677800) at ip_input_if+0x571
ipv4_input(ffff800000677800,fffffd8064fd9c00) at ipv4_input+0x48 sys/netinet/ip_input.c:215
if_input_local(ffff800000677800,fffffd8064fd9c00,2) at if_input_local+0xf9 sys/net/if.c:776
loinput(ffff800000677800,fffffd8064fd9c00,0) at loinput+0x4f sys/net/if_loop.c:239
if_input_process(ffff800000677800,ffff80001d31dec8) at if_input_process+0xf8 if_ih_input sys/net/if.c:909 [inline]
if_input_process(ffff800000677800,ffff80001d31dec8) at if_input_process+0xf8 sys/net/if.c:943
ifiq_process(ffff800000677bb8) at ifiq_process+0x80 sys/net/ifq.c:607
taskq_thread(ffff80000002a080) at taskq_thread+0x52 sys/kern/kern_task.c:370
end trace frame: 0x0, count: -15
ddb> show registers
rdi 0xffffffff
rsi 0x3fc6 __ALIGN_SIZE+0x2fc6
rbp 0xffff80001d31d680
rbx 0x3fc6 __ALIGN_SIZE+0x2fc6
rdx 0x14
rcx 0x5878d acpi_pdirpa+0x445f5
rax 0x3fe0 __ALIGN_SIZE+0x2fe0
r8 0x2
r9 0x1
r10 0x4822c02ec940c259
r11 0x48aa9879692eb3ab
r12 0x3fa6 __ALIGN_SIZE+0x2fa6
r13 0
r14 0
r15 0x725a6 acpi_pdirpa+0x5e40e
rip 0xffffffff81da442d in4_cksum+0x2ed
cs 0x8
rflags 0x10207 __ALIGN_SIZE+0xf207
rsp 0xffff80001d31d5f0
ss 0x10
in4_cksum+0x2ed: movzwl 0(%r13),%eax
ddb> show proc
PROC (softnet) pid=502163 stat=onproc
flags process=14000<NOZOMBIE,SYSTEM> proc=200<SYSTEM>
pri=32, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff80001d2f1750,0xffff80001d2f1280
process=0xffff8000ffffe000 user=0xffff80001d319000, vmspace=0xffffffff825831b0
estcpu=0, cpticks=0, pctcpu=0.6
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
68894 410432 0 0 3 0x14200 bored sosplice
14102 393778 1 0 3 0x100083 ttyin getty
14730 505650 8647 0 3 0x82 nanosleep syz-executor.0
88051 37550 8647 0 3 0x82 piperd syz-executor.1
8647 136992 15743 0 3 0x82 thrsleep syz-fuzzer
8647 452938 15743 0 3 0x4000082 thrsleep syz-fuzzer
8647 504498 15743 0 3 0x4000082 thrsleep syz-fuzzer
8647 165619 15743 0 3 0x4000082 thrsleep syz-fuzzer
8647 385029 15743 0 3 0x4000082 kqread syz-fuzzer
8647 194431 15743 0 3 0x4000082 thrsleep syz-fuzzer
8647 22360 15743 0 3 0x4000082 thrsleep syz-fuzzer
15743 57368 52508 0 3 0x10008a pause ksh
52508 237220 37502 0 3 0x92 select sshd
37502 499009 1 0 3 0x80 select sshd
52500 133844 83889 73 3 0x100090 kqread syslogd
83889 320708 1 0 3 0x100082 netio syslogd
41195 251682 1 77 3 0x100090 poll dhclient
58596 517354 1 0 3 0x80 poll dhclient
86130 161086 0 0 2 0x14200 zerothread
9480 81032 0 0 3 0x14200 aiodoned aiodoned
80960 9416 0 0 3 0x14200 syncer update
99304 155400 0 0 3 0x14200 cleaner cleaner
10314 86382 0 0 3 0x14200 reaper reaper
46000 249718 0 0 3 0x14200 pgdaemon pagedaemon
63572 41054 0 0 3 0x14200 bored crynlk
82682 212933 0 0 3 0x14200 bored crypto
17703 208520 0 0 3 0x40014200 acpi0 acpi0
*39221 502163 0 0 7 0x14200 softnet
33323 409046 0 0 3 0x14200 bored systqmp
14492 263328 0 0 3 0x14200 bored systq
25711 426495 0 0 3 0x40014200 bored softclock
97447 335309 0 0 3 0x40014200 idle0
34440 454359 0 0 3 0x14200 bored smr
1 304297 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 9489 6340K 7489K 78643K 11953 0
pcb 13 10K 12K 78643K 81 0
rtable 107 3K 3K 78643K 264 0
ifaddr 77 16K 17K 78643K 115 0
counters 21 16K 17K 78643K 27 0
ioctlops 0 0K 2K 78643K 26 0
iov 0 0K 12K 78643K 37 0
mount 1 1K 1K 78643K 1 0
vnodes 1232 77K 78K 78643K 1546 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 5K 78643K 10 0
VM map 2 0K 0K 78643K 2 0
sem 12 1K 1K 78643K 19 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1794 195K 288K 78643K 12646 0
file desc 4 9K 25K 78643K 256 0
sigio 0 0K 0K 78643K 6 0
proc 49 38K 54K 78643K 394 0
subproc 32 2K 2K 78643K 34 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 41 0
in_multi 83 3K 3K 78643K 112 0
ether_multi 1 0K 0K 78643K 9 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 61 281K 281K 78643K 61 0
exec 0 0K 1K 78643K 202 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 111 54K 55K 78643K 1535 0
UVM aobj 30 7K 7K 78643K 32 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 52 0
NDP 10 0K 0K 78643K 20 0
temp 109 3010K 3074K 78643K 13402 0
kqueue 3 4K 16K 78643K 30 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
arp 64 7 0 1 1 0 1 1 0 8 0
rtpcb 80 37 0 35 1 0 1 1 0 8 0
rtentry 112 49 0 4 2 0 2 2 0 8 0
unpcb 120 161 0 153 1 0 1 1 0 8 0
syncache 264 8 0 8 3 2 1 1 0 8 1
tcpqe 32 74 0 74 3 2 1 1 0 8 1
tcpcb 544 475 0 464 13 11 2 12 0 8 1
inpcb 280 685 0 674 10 8 2 9 0 8 1
nd6 48 4 0 0 1 0 1 1 0 8 0
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 224 0 2 14 0 14 14 0 8 0
art_table 32 226 0 2 2 0 2 2 0 8 0
art_node 16 48 0 7 1 0 1 1 0 8 0
sysvmsgpl 40 49 0 35 2 1 1 1 0 8 0
semapl 112 15 0 5 1 0 1 1 0 8 0
shmpl 112 30 0 2 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino1pl 128 1754 0 351 46 0 46 46 0 8 0
ffsino 240 1754 0 351 83 0 83 83 0 8 0
nchpl 144 2311 0 713 60 0 60 60 0 8 0
uvmvnodes 72 2084 0 0 38 0 38 38 0 8 0
vnodes 208 2084 0 0 110 0 110 110 0 8 0
namei 1024 6420 0 6420 1 0 1 1 0 8 1
vcpupl 1984 4 0 0 1 0 1 1 0 8 0
vmpool 528 4 0 0 1 0 1 1 0 8 0
scsiplug 64 2 0 2 1 0 1 1 0 8 1
scxspl 192 6840 0 6840 1 0 1 1 0 8 1
plimitpl 152 33 0 26 1 0 1 1 0 8 0
sigapl 432 428 0 416 2 0 2 2 0 8 0
futexpl 56 7041 0 7041 1 0 1 1 0 8 1
knotepl 112 82 0 63 1 0 1 1 0 8 0
kqueuepl 104 335 0 333 4 3 1 4 0 8 0
pipelkpl 16 117 0 107 1 0 1 1 0 8 0
pipepl 120 234 0 215 1 0 1 1 0 8 0
fdescpl 432 429 0 416 2 0 2 2 0 8 0
filepl 120 3419 0 3324 11 7 4 11 0 8 0
lockfpl 104 109 0 108 1 0 1 1 0 8 0
lockfspl 48 28 0 27 1 0 1 1 0 8 0
sessionpl 112 18 0 8 1 0 1 1 0 8 0
pgrppl 48 24 0 14 1 0 1 1 0 8 0
ucredpl 96 386 0 379 2 1 1 2 0 8 0
zombiepl 144 416 0 415 1 0 1 1 0 8 0
processpl 896 444 0 415 4 0 4 4 0 8 0
procpl 624 788 0 753 5 1 4 4 0 8 0
sosppl 128 2 0 2 1 1 0 1 0 8 0
sockpl 400 887 0 867 16 11 5 14 0 8 2
mcl64k 65536 307 0 305 32 31 1 32 0 8 0
mcl16k 16384 4 0 4 2 1 1 1 0 8 1
mcl12k 12288 6 0 6 2 1 1 1 0 8 1
mcl9k 9216 6 0 6 2 1 1 1 0 8 1
mcl8k 8192 9 0 9 1 0 1 1 0 8 1
mcl4k 4096 50 0 49 2 1 1 1 0 8 0
mcl2k2 2112 3 0 3 2 1 1 1 0 8 1
mcl2k 2048 64532 0 64490 16 9 7 13 0 8 1
mtagpl 80 31 0 2 2 1 1 1 0 8 0
mbufpl 256 110942 0 110748 49 27 22 36 0 8 8
bufpl 280 4559 0 178 313 0 313 313 0 8 0
anonpl 16 60580 0 44081 83 9 74 82 0 107 7
amapchunkpl 152 2058 0 1920 11 4 7 11 0 158 0
amappl16 192 2392 0 1492 62 16 46 58 0 8 0
amappl15 184 51 0 47 1 0 1 1 0 8 0
amappl14 176 139 0 136 1 0 1 1 0 8 0
amappl13 168 113 0 112 2 1 1 1 0 8 0
amappl12 160 6 0 6 1 1 0 1 0 8 0
amappl11 152 46 0 35 1 0 1 1 0 8 0
amappl10 144 13 0 10 1 0 1 1 0 8 0
amappl9 136 541 0 537 1 0 1 1 0 8 0
amappl8 128 114 0 93 1 0 1 1 0 8 0
amappl7 120 91 0 81 1 0 1 1 0 8 0
amappl6 112 52 0 47 1 0 1 1 0 8 0
amappl5 104 205 0 195 1 0 1 1 0 8 0
amappl4 96 644 0 617 1 0 1 1 0 8 0
amappl3 88 238 0 230 1 0 1 1 0 8 0
amappl2 80 2774 0 2712 3 1 2 3 0 8 0
amappl1 72 17515 0 17111 26 16 10 20 0 8 0
amappl 80 1032 0 987 2 0 2 2 0 84 0
dma4096 4096 1 0 1 1 1 0 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 31 0 2 1 0 1 1 0 8 0
uaddrrnd 24 433 0 416 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 433 0 416 1 0 1 1 0 8 0
vmmpekpl 168 6806 0 6781 2 0 2 2 0 8 0
vmmpepl 168 59097 0 57211 117 22 95 112 0 357 5
vmsppl 272 432 0 416 3 1 2 2 0 8 0
pdppl 4096 872 0 836 7 1 6 6 0 8 0
pvpl 32 180107 0 160680 193 9 184 192 0 265 24
pmappl 200 432 0 416 1 0 1 1 0 8 0
extentpl 40 46 0 29 1 0 1 1 0 8 0
phpool 112 251 0 96 6 1 5 6 0 8 0