login: panic: receive 3: so 0xfffffd8036fa9480, so_type 3, m 0xfffffd8032ff5600, m_type 0
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
* 90145 63047 0 0 0 0 dhclient
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff8218acbd) at panic+0x15c sys/kern/subr_prf.c:207
soreceive(fffffd8036fa9480,0,ffff800014896d38,0,0,ffff800014896c44) at soreceive+0x16e7
soo_read(fffffd80383fb4b0,ffff800014896d38,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff8000ffff8ed8,6,ffff800014896d38,0,ffff800014896e20) at dofilereadv+0x1a2 sys/kern/sys_generic.c:236
sys_read(ffff8000ffff8ed8,ffff800014896dd0,ffff800014896e20) at sys_read+0x83 sys/kern/sys_generic.c:156
syscall(ffff800014896ea0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd9b10, count: 7
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>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
receive 3: so 0xfffffd8036fa9480, so_type 3, m 0xfffffd8032ff5600, m_type 0
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff8218acbd) at panic+0x15c sys/kern/subr_prf.c:207
soreceive(fffffd8036fa9480,0,ffff800014896d38,0,0,ffff800014896c44) at soreceive+0x16e7
soo_read(fffffd80383fb4b0,ffff800014896d38,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff8000ffff8ed8,6,ffff800014896d38,0,ffff800014896e20) at dofilereadv+0x1a2 sys/kern/sys_generic.c:236
sys_read(ffff8000ffff8ed8,ffff800014896dd0,ffff800014896e20) at sys_read+0x83 sys/kern/sys_generic.c:156
syscall(ffff800014896ea0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd9b10, count: -8
ddb> show registers
rdi 0
rsi 0x1
rbp 0xffff800014896a80
rbx 0xffff800014896b30
rdx 0x2
rcx 0x1
rax 0x1
r8 0xffff800014896a40
r9 0x1
r10 0xdfaf974e797489d1
r11 0x598dfd2b752c0d4a
r12 0x3000000008
r13 0xffff800014896a90
r14 0x100
r15 0x1
rip 0xffffffff81933778 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff800014896a70
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (dhclient) pid=90145 stat=onproc
flags process=0 proc=0
pri=51, usrpri=51, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffff8008,0xffff8000ffff9160
process=0xffff8000ffff6370 user=0xffff800014891000, vmspace=0xfffffd803f012330
estcpu=1, cpticks=1, pctcpu=0.0
user=0, sys=1, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
23160 333308 71603 0 3 0x82 thrsleep syz-execprog
23160 348096 71603 0 3 0x4000082 nanosleep syz-execprog
23160 137719 71603 0 3 0x4000082 thrsleep syz-execprog
23160 199135 71603 0 3 0x4000082 thrsleep syz-execprog
23160 434023 71603 0 3 0x4000082 thrsleep syz-execprog
23160 194685 71603 0 3 0x4000082 wait syz-execprog
23160 268273 71603 0 3 0x4000082 thrsleep syz-execprog
71603 461779 59019 0 3 0x10008a pause ksh
59019 273440 78401 0 3 0x92 select sshd
48855 418354 1 0 3 0x100083 ttyin getty
78401 170395 1 0 3 0x80 select sshd
78336 518084 48353 73 3 0x100090 kqread syslogd
48353 468389 1 0 3 0x100082 netio syslogd
46031 8319 1 77 2 0x100010 dhclient
*63047 90145 1 0 7 0 dhclient
71654 209025 0 0 3 0x14200 pgzero zerothread
18390 44030 0 0 3 0x14200 aiodoned aiodoned
33837 20114 0 0 3 0x14200 syncer update
31184 513030 0 0 3 0x14200 cleaner cleaner
30077 346598 0 0 3 0x14200 reaper reaper
96386 359018 0 0 3 0x14200 pgdaemon pagedaemon
96610 509159 0 0 3 0x14200 bored crynlk
90066 456141 0 0 3 0x14200 bored crypto
52908 61943 0 0 3 0x40014200 acpi0 acpi0
30197 250208 0 0 2 0x14200 softnet
33566 169793 0 0 2 0x14200 systqmp
37526 223198 0 0 3 0x14200 bored systq
41425 469035 0 0 3 0x40014200 bored softclock
98911 493554 0 0 3 0x40014200 idle0
39212 133133 0 0 3 0x14200 bored smr
1 412569 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 9440 6320K 6320K 78643K 10539 0
pcb 13 8K 8K 78643K 13 0
rtable 63 1K 2K 78643K 157 0
ifaddr 24 7K 9K 78643K 33 0
counters 19 16K 16K 78643K 19 0
ioctlops 0 0K 2K 78643K 14 0
mount 1 1K 1K 78643K 1 0
vnodes 1180 74K 74K 78643K 1185 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 1794 195K 288K 78643K 12646 0
file desc 2 4K 12K 78643K 18 0
proc 47 38K 54K 78643K 318 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 11 0K 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 18 79K 79K 78643K 18 0
exec 0 0K 1K 78643K 171 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 73 11K 12K 78643K 896 0
UVM aobj 2 2K 2K 78643K 2 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
NDP 3 0K 0K 78643K 6 0
temp 22 3001K 3065K 78643K 3059 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 4 0 2 1 0 1 1 0 8 0
rtpcb 80 17 0 15 1 0 1 1 0 8 0
rtentry 112 34 0 11 1 0 1 1 0 8 0
unpcb 120 27 0 19 1 0 1 1 0 8 0
syncache 264 5 0 5 1 0 1 1 0 8 1
tcpcb 544 8 0 5 1 0 1 1 0 8 0
inpcb 280 27 0 21 1 0 1 1 0 8 0
nd6 48 2 0 2 1 0 1 1 0 8 1
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 167 0 0 11 0 11 11 0 8 0
art_table 32 168 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
dino1pl 128 1415 0 20 46 0 46 46 0 8 1
ffsino 240 1415 0 20 83 0 83 83 0 8 0
nchpl 144 1640 0 38 60 0 60 60 0 8 0
uvmvnodes 72 1424 0 0 26 0 26 26 0 8 0
vnodes 208 1424 0 0 75 0 75 75 0 8 0
namei 1024 3864 0 3864 1 0 1 1 0 8 1
scxspl 192 3996 0 3996 2 1 1 2 0 8 1
plimitpl 152 14 0 8 1 0 1 1 0 8 0
sigapl 432 197 0 186 2 0 2 2 0 8 0
knotepl 112 39 0 28 1 0 1 1 0 8 0
kqueuepl 104 2 0 0 1 0 1 1 0 8 0
pipepl 128 134 0 122 1 0 1 1 0 8 0
fdescpl 424 198 0 186 2 0 2 2 0 8 0
filepl 120 998 0 946 2 0 2 2 0 8 0
lockfpl 104 5 0 4 1 0 1 1 0 8 0
lockfspl 48 3 0 2 1 0 1 1 0 8 0
sessionpl 112 18 0 9 1 0 1 1 0 8 0
pgrppl 48 18 0 9 1 0 1 1 0 8 0
ucredpl 96 47 0 40 1 0 1 1 0 8 0
zombiepl 144 187 0 186 1 0 1 1 0 8 0
processpl 864 212 0 186 4 0 4 4 0 8 0
procpl 632 218 0 186 3 0 3 3 0 8 0
sockpl 384 71 0 55 2 0 2 2 0 8 0
mcl4k 4096 10 0 10 1 0 1 1 0 8 1
mcl2k 2048 5478 0 5449 6 2 4 6 0 8 0
mtagpl 80 2 0 2 1 1 0 1 0 8 0
mbufpl 256 9590 0 9511 8 1 7 7 0 8 0
bufpl 280 5846 0 1353 321 0 321 321 0 8 0
anonpl 16 22050 0 20572 14 1 13 13 0 62 6
amapchunkpl 152 851 0 792 5 0 5 5 0 158 2
amappl16 192 82 0 59 2 0 2 2 0 8 0
amappl15 184 62 0 55 1 0 1 1 0 8 0
amappl14 176 20 0 18 1 0 1 1 0 8 0
amappl12 160 13 0 10 1 0 1 1 0 8 0
amappl11 152 47 0 36 1 0 1 1 0 8 0
amappl10 144 9 0 9 1 0 1 1 0 8 1
amappl9 136 398 0 396 1 0 1 1 0 8 0
amappl8 128 84 0 75 1 0 1 1 0 8 0
amappl7 120 86 0 76 1 0 1 1 0 8 0
amappl6 112 60 0 54 1 0 1 1 0 8 0
amappl5 104 129 0 120 1 0 1 1 0 8 0
amappl4 96 425 0 401 1 0 1 1 0 8 0
amappl3 88 125 0 117 1 0 1 1 0 8 0
amappl2 80 797 0 738 3 0 3 3 0 8 1
amappl1 72 13610 0 13207 26 9 17 20 0 8 8
amappl 80 453 0 428 1 0 1 1 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 1 0 0 1 0 1 1 0 8 0
uaddrrnd 24 198 0 186 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 198 0 186 1 0 1 1 0 8 0
vmmpekpl 168 6050 0 6035 1 0 1 1 0 8 0
vmmpepl 168 29412 0 28538 82 4 78 78 0 357 39
vmsppl 272 197 0 186 1 0 1 1 0 8 0
pdppl 4096 402 0 372 5 0 5 5 0 8 0
pvpl 32 105492 0 101781 113 0 113 113 0 265 81
pmappl 200 197 0 186 1 0 1 1 0 8 0
extentpl 40 46 0 29 1 0 1 1 0 8 0
phpool 112 123 0 5 4 0 4 4 0 8 0
ddb>