login: panic: receive 3: so 0xfffffd8065b3b190, so_type 3, m 0xfffffd805c1ab300, m_type 0
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
* 16437 89171 0 0 0 0 dhclient
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823a0974) at panic+0x15c sys/kern/subr_prf.c:207
soreceive(fffffd8065b3b190,0,ffff80001d6e2498,0,0,ffff80001d6e23a4) at soreceive+0x16e7
soo_read(fffffd8065df95a0,ffff80001d6e2498,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff80001d6a9008,6,ffff80001d6e2498,0,ffff80001d6e2580) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff80001d6a9008,ffff80001d6e2530,ffff80001d6e2580) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e2600) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffdb170, 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 0xfffffd8065b3b190, so_type 3, m 0xfffffd805c1ab300, m_type 0
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823a0974) at panic+0x15c sys/kern/subr_prf.c:207
soreceive(fffffd8065b3b190,0,ffff80001d6e2498,0,0,ffff80001d6e23a4) at soreceive+0x16e7
soo_read(fffffd8065df95a0,ffff80001d6e2498,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff80001d6a9008,6,ffff80001d6e2498,0,ffff80001d6e2580) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff80001d6a9008,ffff80001d6e2530,ffff80001d6e2580) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e2600) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffdb170, count: -8
ddb> show registers
rdi 0
rsi 0x1
rbp 0xffff80001d6e21e0
rbx 0xffff80001d6e2290
rdx 0x2
rcx 0
rax 0x1
r8 0xffffffff81c35ebf kprintf+0x15f
r9 0x1
r10 0x2
r11 0x8c26b3ccd4c801d2
r12 0x3000000008
r13 0xffff80001d6e21f0
r14 0x100
r15 0x1
rip 0xffffffff815297e8 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff80001d6e21d0
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (dhclient) pid=16437 stat=onproc
flags process=0 proc=0
pri=24, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff80001d6aa5f8,0xffff80001d6a9288
process=0xffff8000ffffa010 user=0xffff80001d6dd000, vmspace=0xfffffd806bc0a660
estcpu=0, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
61463 81447 90225 0 3 0x82 thrsleep syz-execprog
61463 79822 90225 0 3 0x4000082 thrsleep syz-execprog
61463 102575 90225 0 3 0x4000082 thrsleep syz-execprog
61463 233196 90225 0 3 0x4000082 thrsleep syz-execprog
61463 404109 90225 0 3 0x4000082 wait syz-execprog
61463 431850 90225 0 3 0x4000082 kqread syz-execprog
61463 305155 90225 0 3 0x4000082 thrsleep syz-execprog
61463 96470 90225 0 3 0x4000082 thrsleep syz-execprog
90225 211930 20446 0 3 0x10008a pause ksh
20446 218659 85462 0 3 0x92 select sshd
55178 100662 1 0 3 0x100083 ttyin getty
85462 523676 1 0 3 0x80 select sshd
27981 269811 94196 73 3 0x100090 kqread syslogd
94196 15729 1 0 3 0x100082 netio syslogd
61593 359520 1 77 2 0x100010 dhclient
*89171 16437 1 0 7 0 dhclient
72885 509198 0 0 3 0x14200 bored smr
92074 331493 0 0 3 0x14200 pgzero zerothread
7844 338853 0 0 3 0x14200 aiodoned aiodoned
37841 511546 0 0 3 0x14200 syncer update
18290 6631 0 0 3 0x14200 cleaner cleaner
34353 518020 0 0 3 0x14200 reaper reaper
58635 349327 0 0 3 0x14200 pgdaemon pagedaemon
57929 204072 0 0 3 0x14200 bored crynlk
39438 449859 0 0 3 0x14200 bored crypto
88422 250791 0 0 3 0x40014200 acpi0 acpi0
47196 116354 0 0 2 0x14200 softnet
14666 61540 0 0 2 0x14200 systqmp
64232 200454 0 0 3 0x14200 bored systq
20419 234967 0 0 3 0x40014200 bored softclock
40221 335157 0 0 3 0x40014200 idle0
1 34066 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 9442 6321K 6321K 78643K 10543 0
pcb 13 8K 8K 78643K 13 0
rtable 61 1K 2K 78643K 155 0
ifaddr 24 7K 9K 78643K 33 0
counters 19 16K 16K 78643K 20 0
ioctlops 0 0K 2K 78643K 14 0
mount 1 1K 1K 78643K 1 0
vnodes 1182 74K 74K 78643K 1187 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 1809 195K 288K 78643K 12938 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 19 95K 95K 78643K 19 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 67 11K 12K 78643K 859 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 18 3837K 3901K 78643K 1624 0
kqueue 3 4K 4K 78643K 3 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 12 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 3 0 3 1 0 1 1 0 8 1
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 144 0 0 9 0 9 9 0 8 0
art_table 32 145 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 1415 0 22 88 0 88 88 0 8 0
ffsino 240 1415 0 22 82 0 82 82 0 8 0
nchpl 144 1633 0 39 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 3921 0 3921 1 0 1 1 0 8 1
scxspl 192 4212 0 4212 1 0 1 1 0 8 1
plimitpl 152 14 0 8 1 0 1 1 0 8 0
sigapl 424 212 0 186 4 0 4 4 0 8 0
knotepl 112 47 0 38 1 0 1 1 0 8 0
kqueuepl 144 2 0 0 1 0 1 1 0 8 0
pipelkpl 16 70 0 64 1 0 1 1 0 8 0
pipepl 120 140 0 129 1 0 1 1 0 8 0
fdescpl 432 198 0 186 2 0 2 2 0 8 0
filepl 120 979 0 928 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 57 0 50 1 0 1 1 0 8 0
zombiepl 144 187 0 186 1 0 1 1 0 8 0
processpl 920 212 0 186 4 0 4 4 0 8 0
procpl 624 219 0 186 3 0 3 3 0 8 0
sockpl 400 71 0 55 2 0 2 2 0 8 0
mcl4k 4096 10 0 10 1 0 1 1 0 8 1
mcl2k 2048 5522 0 5494 6 2 4 6 0 8 0
mtagpl 80 2 0 2 1 1 0 1 0 8 0
mbufpl 256 9638 0 9563 9 2 7 7 0 8 0
bufpl 280 2959 0 126 203 0 203 203 0 8 0
anonpl 16 21435 0 19947 13 1 12 12 0 107 5
amapchunkpl 152 775 0 715 4 0 4 4 0 158 1
amappl16 192 129 0 100 2 0 2 2 0 8 0
amappl15 184 1 0 0 1 0 1 1 0 8 0
amappl14 176 26 0 22 1 0 1 1 0 8 0
amappl13 168 21 0 19 1 0 1 1 0 8 0
amappl12 160 8 0 6 1 0 1 1 0 8 0
amappl11 152 42 0 33 1 0 1 1 0 8 0
amappl10 144 16 0 12 1 0 1 1 0 8 0
amappl9 136 216 0 215 1 0 1 1 0 8 0
amappl8 128 233 0 227 1 0 1 1 0 8 0
amappl7 120 110 0 99 1 0 1 1 0 8 0
amappl6 112 25 0 22 1 0 1 1 0 8 0
amappl5 104 142 0 133 1 0 1 1 0 8 0
amappl4 96 429 0 403 1 0 1 1 0 8 0
amappl3 88 108 0 101 1 0 1 1 0 8 0
amappl2 80 806 0 751 2 0 2 2 0 8 0
amappl1 72 13569 0 13179 23 6 17 17 0 8 7
amappl 80 440 0 415 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 6124 0 6104 1 0 1 1 0 8 0
vmmpepl 168 28958 0 28119 77 8 69 69 0 357 30
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 105871 0 102163 102 0 102 102 0 265 70
pmappl 200 197 0 186 1 0 1 1 0 8 0
extentpl 40 53 0 36 1 0 1 1 0 8 0
phpool 112 214 0 6 6 0 6 6 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823a0974) at panic+0x15c sys/kern/subr_prf.c:207
soreceive(fffffd8065b3b190,0,ffff80001d6e2498,0,0,ffff80001d6e23a4) at soreceive+0x16e7
soo_read(fffffd8065df95a0,ffff80001d6e2498,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff80001d6a9008,6,ffff80001d6e2498,0,ffff80001d6e2580) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff80001d6a9008,ffff80001d6e2530,ffff80001d6e2580) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e2600) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffdb170, count: -8
ddb> machine ddbcpu 1
No such command
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823a0974) at panic+0x15c sys/kern/subr_prf.c:207
soreceive(fffffd8065b3b190,0,ffff80001d6e2498,0,0,ffff80001d6e23a4) at soreceive+0x16e7
soo_read(fffffd8065df95a0,ffff80001d6e2498,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff80001d6a9008,6,ffff80001d6e2498,0,ffff80001d6e2580) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff80001d6a9008,ffff80001d6e2530,ffff80001d6e2580) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e2600) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffdb170, count: -8
ddb>