login: panic: receive 1: so 0xfffffd806392f000, so_type 3, sb_cc 7854
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*139385 43100 0 0 0 0 dhclient
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823db3b0) at panic+0x164 sys/kern/subr_prf.c:218
soreceive(fffffd806392f000,0,ffff80001d6e1b48,0,0,ffff80001d6e1a54) at soreceive+0x16ac sys/kern/uipc_socket.c:829
soo_read(fffffd80639f13c0,ffff80001d6e1b48,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff8000ffff8ed8,6,ffff80001d6e1b48,0,ffff80001d6e1c30) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff8000ffff8ed8,ffff80001d6e1be0,ffff80001d6e1c30) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e1cb0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7fffff83e0, 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 1: so 0xfffffd806392f000, so_type 3, sb_cc 7854
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823db3b0) at panic+0x164 sys/kern/subr_prf.c:218
soreceive(fffffd806392f000,0,ffff80001d6e1b48,0,0,ffff80001d6e1a54) at soreceive+0x16ac sys/kern/uipc_socket.c:829
soo_read(fffffd80639f13c0,ffff80001d6e1b48,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff8000ffff8ed8,6,ffff80001d6e1b48,0,ffff80001d6e1c30) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff8000ffff8ed8,ffff80001d6e1be0,ffff80001d6e1c30) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e1cb0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7fffff83e0, count: -8
ddb> show registers
rdi 0
rsi 0x1
rbp 0xffff80001d6e1890
rbx 0xffff80001d6e1940
rdx 0x8b
rcx 0x2
rax 0x1
r8 0xffff80001d6e1850
r9 0xffffffff8122fb1f kprintf+0x15f
r10 0x1
r11 0xfd74ec51e2b2bd46
r12 0x3000000008
r13 0xffff80001d6e18a0
r14 0x100
r15 0x1
rip 0xffffffff81b1d038 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff80001d6e1880
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (dhclient) pid=139385 stat=onproc
flags process=0 proc=0
pri=50, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffff8008,0xffff8000ffff9160
process=0xffff80001d6c0b20 user=0xffff80001d6dc000, vmspace=0xfffffd806bc09000
estcpu=0, cpticks=1, pctcpu=0.0
user=0, sys=1, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
44502 293140 21022 0 2 0 syz-executor.1
44502 516918 21022 0 2 0x4000000 syz-executor.1
30607 277161 1 0 3 0x100083 ttyin getty
3201 11368 0 0 3 0x14200 acct acct
76113 419032 0 0 3 0x14280 nfsidl nfsio
19920 41867 0 0 3 0x14280 nfsidl nfsio
99012 296673 0 0 3 0x14280 nfsidl nfsio
13984 434475 0 0 3 0x14280 nfsidl nfsio
17627 490852 0 0 3 0x14280 nfsidl nfsio
37513 155061 0 0 3 0x14280 nfsidl nfsio
68693 46393 0 0 3 0x14280 nfsidl nfsio
65139 446306 0 0 3 0x14280 nfsidl nfsio
10150 175038 0 0 3 0x14280 nfsidl nfsio
66346 7989 0 0 3 0x14280 nfsidl nfsio
8514 182731 0 0 3 0x14280 nfsidl nfsio
79103 358554 0 0 3 0x14280 nfsidl nfsio
84846 165217 0 0 3 0x14280 nfsidl nfsio
75213 58116 0 0 3 0x14280 nfsidl nfsio
14967 348562 0 0 3 0x14280 nfsidl nfsio
1541 390978 0 0 3 0x14280 nfsidl nfsio
85447 232745 0 0 3 0x14280 nfsidl nfsio
21568 146529 0 0 3 0x14280 nfsidl nfsio
75333 330931 0 0 3 0x14280 nfsidl nfsio
46258 259646 0 0 3 0x14280 nfsidl nfsio
64630 425344 0 0 3 0x14200 bored sosplice
21022 168305 34290 0 2 0x482 syz-executor.1
34290 58495 19624 0 3 0x82 thrsleep syz-fuzzer
34290 115678 19624 0 2 0x4000482 syz-fuzzer
34290 6082 19624 0 3 0x4000082 thrsleep syz-fuzzer
34290 509733 19624 0 3 0x4000082 thrsleep syz-fuzzer
34290 360707 19624 0 3 0x4000082 thrsleep syz-fuzzer
34290 522956 19624 0 2 0x4000002 syz-fuzzer
34290 512172 19624 0 3 0x4000082 thrsleep syz-fuzzer
34290 385575 19624 0 3 0x4000082 thrsleep syz-fuzzer
19624 381195 48206 0 3 0x10008a pause ksh
48206 110081 36220 0 3 0x92 select sshd
36220 506127 1 0 3 0x80 select sshd
57837 133606 28074 73 3 0x100090 kqread syslogd
28074 21633 1 0 3 0x100082 netio syslogd
23917 347501 1 77 3 0x100090 poll dhclient
*43100 139385 1 0 7 0 dhclient
44216 368157 0 0 3 0x14200 bored smr
14780 306216 0 0 2 0x14200 zerothread
35046 113873 0 0 3 0x14200 aiodoned aiodoned
63340 291338 0 0 3 0x14200 syncer update
94179 246998 0 0 3 0x14200 cleaner cleaner
75973 82218 0 0 3 0x14200 reaper reaper
20973 317478 0 0 3 0x14200 pgdaemon pagedaemon
34627 380224 0 0 3 0x14200 bored crynlk
96516 314722 0 0 3 0x14200 bored crypto
35575 324508 0 0 3 0x40014200 acpi0 acpi0
97596 359313 0 0 2 0x14200 softnet
71781 443966 0 0 3 0x14200 bored systqmp
36646 244352 0 0 3 0x14200 bored systq
26077 350970 0 0 2 0x40014200 softclock
5368 220977 0 0 3 0x40014200 idle0
1 241100 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 9497 6349K 6726K 78643K 11390 0
pcb 13 8K 8K 78643K 353 0
rtable 101 9K 11K 78643K 617 0
ifaddr 86 18K 22K 78643K 225 0
counters 20 16K 16K 78643K 31 0
ioctlops 0 0K 4K 78643K 83 0
iov 0 0K 16K 78643K 1337 0
mount 1 1K 1K 78643K 1 0
vnodes 1216 76K 77K 78643K 1502 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 5K 78643K 12 0
VM map 2 0K 0K 78643K 2 0
sem 12 0K 0K 78643K 264 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1809 195K 288K 78643K 12938 0
file desc 4 9K 25K 78643K 903 0
sigio 0 0K 0K 78643K 6 0
proc 51 38K 63K 78643K 447 0
subproc 16 1K 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 65 0
in_multi 79 3K 4K 78643K 209 0
ether_multi 1 0K 0K 78643K 22 0
mrt 0 0K 0K 78643K 7 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 43 201K 201K 78643K 43 0
exec 0 0K 1K 78643K 251 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 131 31K 43K 78643K 2821 0
UVM aobj 20 2K 3K 78643K 38 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 88 0
NDP 11 0K 0K 78643K 35 0
temp 100 3867K 3933K 78643K 11359 0
kqueue 3 4K 12K 78643K 32 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 8 0 2 1 0 1 1 0 8 0
rtpcb 88 51 0 49 1 0 1 1 0 8 0
rtentry 112 82 0 56 2 0 2 2 0 8 0
unpcb 120 325 0 317 1 0 1 1 0 8 0
syncache 272 10 0 10 3 2 1 1 0 8 1
tcpqe 32 367 0 367 2 2 0 1 0 8 0
tcpcb 592 212 0 205 3 1 2 3 0 8 1
ipq 40 5 0 5 1 1 0 1 0 8 0
ipqe 40 14 0 14 1 1 0 1 0 8 0
inpcb 296 1154 0 1146 2 0 2 2 0 8 1
nd6 48 31 0 30 1 0 1 1 0 8 0
pkpcb 40 2 0 2 1 0 1 1 0 8 1
ppxss 1136 3 0 3 2 2 0 1 0 8 0
pfrktable 1344 116 0 103 3 1 2 2 0 8 0
pftag 88 25 0 22 1 0 1 1 0 8 0
pfrule 1360 30 0 20 1 0 1 1 0 8 0
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 486 0 377 21 6 15 21 0 8 3
art_table 32 488 0 377 3 1 2 3 0 8 0
art_node 16 79 0 57 1 0 1 1 0 8 0
sysvmsgpl 40 26 0 14 1 0 1 1 0 8 0
semupl 112 1 0 1 1 1 0 1 0 8 0
semapl 112 252 0 242 1 0 1 1 0 8 0
shmpl 112 35 0 18 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 2515 0 1121 88 0 88 88 0 8 0
ffsino 240 2515 0 1121 83 0 83 83 0 8 0
nchpl 144 4452 0 2851 60 0 60 60 0 8 0
uvmvnodes 72 2745 0 0 50 0 50 50 0 8 0
vnodes 208 2745 0 0 145 0 145 145 0 8 0
namei 1024 11751 0 11751 1 0 1 1 0 8 1
vcpupl 1984 2 0 0 1 0 1 1 0 8 0
vmpool 528 2 0 0 1 0 1 1 0 8 0
pfiaddrpl 120 42 0 34 1 0 1 1 0 8 0
scxspl 200 11964 0 11964 1 0 1 1 0 8 1
plimitpl 152 73 0 67 1 0 1 1 0 8 0
sigapl 424 1113 0 1064 6 0 6 6 0 8 0
futexpl 56 18161 0 18161 1 0 1 1 0 8 1
knotepl 112 93 0 75 1 0 1 1 0 8 0
kqueuepl 152 80 0 76 1 0 1 1 0 8 0
pipepl 272 174 0 164 2 1 1 2 0 8 0
fdescpl 432 1077 0 1064 2 0 2 2 0 8 0
filepl 120 6698 0 6622 4 0 4 4 0 8 0
lockfpl 104 156 0 155 1 0 1 1 0 8 0
lockfspl 48 56 0 55 1 0 1 1 0 8 0
sessionpl 120 19 0 10 1 0 1 1 0 8 0
pgrppl 48 29 0 20 1 0 1 1 0 8 0
ucredpl 96 781 0 774 1 0 1 1 0 8 0
zombiepl 144 1064 0 1064 1 0 1 1 0 8 1
processpl 944 1113 0 1064 7 0 7 7 0 8 0
procpl 632 2094 0 2037 6 0 6 6 0 8 1
sosppl 144 11 0 11 2 1 1 1 0 8 1
sockpl 400 1534 0 1516 5 1 4 4 0 8 2
mcl64k 65536 27 0 27 1 0 1 1 0 8 1
mcl16k 16384 5 0 5 2 1 1 1 0 8 1
mcl12k 12288 26 0 26 2 1 1 1 0 8 1
mcl9k 9216 12 0 12 1 0 1 1 0 8 1
mcl8k 8192 40 0 40 1 0 1 1 0 8 1
mcl4k 4096 69 0 69 2 1 1 1 0 8 1
mcl2k2 2112 5 0 5 3 2 1 1 0 8 1
mcl2k 2048 91669 0 91602 22 13 9 19 0 8 0
mtagpl 96 74 0 38 3 1 2 2 0 8 0
mbufpl 256 149849 0 149506 30 2 28 28 0 8 0
bufpl 280 5051 0 124 352 0 352 352 0 8 0
anonpl 16 100345 0 80823 85 2 83 83 0 107 0
amapchunkpl 152 4744 0 4543 30 14 16 21 0 158 7
amappl16 192 5403 0 4342 55 0 55 55 0 8 1
amappl15 184 1 0 0 1 0 1 1 0 8 0
amappl14 176 1 0 0 1 0 1 1 0 8 0
amappl13 168 33 0 30 1 0 1 1 0 8 0
amappl12 160 23 0 19 1 0 1 1 0 8 0
amappl11 152 45 0 36 1 0 1 1 0 8 0
amappl10 144 439 0 432 1 0 1 1 0 8 0
amappl9 136 333 0 329 1 0 1 1 0 8 0
amappl8 128 333 0 293 2 0 2 2 0 8 0
amappl7 120 535 0 520 1 0 1 1 0 8 0
amappl6 112 27 0 23 1 0 1 1 0 8 0
amappl5 104 1060 0 1048 1 0 1 1 0 8 0
amappl4 96 444 0 418 1 0 1 1 0 8 0
amappl3 88 160 0 150 1 0 1 1 0 8 0
amappl2 80 7775 0 7710 2 0 2 2 0 8 0
amappl1 72 32655 0 32255 23 14 9 17 0 8 0
amappl 80 2329 0 2276 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 37 0 18 1 0 1 1 0 8 0
uaddrrnd 24 1079 0 1064 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1079 0 1064 1 0 1 1 0 8 0
vmmpekpl 168 9519 0 9490 2 0 2 2 0 8 0
vmmpepl 168 133660 0 131544 123 20 103 113 0 357 8
vmsppl 272 1078 0 1064 3 1 2 2 0 8 0
pdppl 4096 2164 0 2130 6 1 5 6 0 8 0
pvpl 32 300827 0 278516 195 2 193 193 0 265 5
pmappl 200 1078 0 1064 1 0 1 1 0 8 0
extentpl 40 53 0 36 1 0 1 1 0 8 0
phpool 112 278 0 31 8 0 8 8 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(ffffffff823db3b0) at panic+0x164 sys/kern/subr_prf.c:218
soreceive(fffffd806392f000,0,ffff80001d6e1b48,0,0,ffff80001d6e1a54) at soreceive+0x16ac sys/kern/uipc_socket.c:829
soo_read(fffffd80639f13c0,ffff80001d6e1b48,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff8000ffff8ed8,6,ffff80001d6e1b48,0,ffff80001d6e1c30) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff8000ffff8ed8,ffff80001d6e1be0,ffff80001d6e1c30) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e1cb0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7fffff83e0, 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(ffffffff823db3b0) at panic+0x164 sys/kern/subr_prf.c:218
soreceive(fffffd806392f000,0,ffff80001d6e1b48,0,0,ffff80001d6e1a54) at soreceive+0x16ac sys/kern/uipc_socket.c:829
soo_read(fffffd80639f13c0,ffff80001d6e1b48,0) at soo_read+0x53 sys/kern/sys_socket.c:70
dofilereadv(ffff8000ffff8ed8,6,ffff80001d6e1b48,0,ffff80001d6e1c30) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237
sys_read(ffff8000ffff8ed8,ffff80001d6e1be0,ffff80001d6e1c30) at sys_read+0x83 sys/kern/sys_generic.c:157
syscall(ffff80001d6e1cb0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7fffff83e0, count: -8