login: panic: vpoapn_igc:en keerricn_elba d o dpi
agStopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*227295 72341 32767 0x10 0x4000000 1 syz-executor.6
63690 46473 0 0x14000 0x200 0 reaper
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82568943) at panic+0x177 sys/kern/subr_prf.c:202
vop_generic_badop(ffff80002e395308) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806496b1e0,fffffd806a95a398) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd806a95a398) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
VOP_BWRITE(fffffd806a95a398) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656
ufs_mkdir(ffff80002e3955a0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248
VOP_MKDIR(fffffd807753da98,ffff80002e395700,ffff80002e395730,ffff80002e395630) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404
domkdirat(ffff80002608fa50,ffffff9c,200002c0,0) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3100
syscall(ffff80002e3958b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002e3958b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x737ff995830, count: 4
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{1}>
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
cpu0: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_map.c", line 2734
*cpu1: vop_generic_badop
ddb{1}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82568943) at panic+0x177 sys/kern/subr_prf.c:202
vop_generic_badop(ffff80002e395308) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806496b1e0,fffffd806a95a398) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd806a95a398) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
VOP_BWRITE(fffffd806a95a398) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656
ufs_mkdir(ffff80002e3955a0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248
VOP_MKDIR(fffffd807753da98,ffff80002e395700,ffff80002e395730,ffff80002e395630) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404
domkdirat(ffff80002608fa50,ffffff9c,200002c0,0) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3100
syscall(ffff80002e3958b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002e3958b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x737ff995830, count: -11
ddb{1}> show registers
rdi 0
rsi 0x1
rbp 0xffff80002e395230
rbx 0xffff800020ce9bff
rdx 0
rcx 0
rax 0xffff80002608fa50
r8 0x101010101010101
r9 0x8080808080808080
r10 0x4fd7d710eab7c028
r11 0xec8ac483ffe8b905
r12 0xffff800020ce9a00
r13 0
r14 0
r15 0x1
rip 0xffffffff82240808 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff80002e395220
ss 0
db_enter+0x18: addq $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor.6) pid=227295 stat=onproc
flags process=10<SUGID> proc=4000000<THREAD>
pri=17, usrpri=86, nice=20
forw=0xffffffffffffffff, list=0xffff80002608e7f0,0xffff8000ffff62c0
process=0xffff8000ffff1d30 user=0xffff80002e390000, vmspace=0xfffffd8068f238b8
estcpu=36, cpticks=1, pctcpu=0.0
user=0, sys=1, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
58844 205101 69615 32767 2 0x10 syz-executor.7
60589 217566 44549 32767 2 0x10 syz-executor.5
60589 205925 44549 32767 3 0x4000090 fsleep syz-executor.5
60589 106046 44549 32767 3 0x4000090 fsleep syz-executor.5
60589 78578 44549 32767 3 0x4000090 fsleep syz-executor.5
3991 236583 65557 32767 2 0x10 syz-executor.0
3991 86789 65557 32767 2 0x4000010 syz-executor.0
59541 208991 28783 32767 2 0x10 syz-executor.1
59541 511373 28783 32767 3 0x4000090 fsleep syz-executor.1
59541 346760 28783 32767 2 0x4000010 syz-executor.1
59541 364416 28783 32767 3 0x4000090 fsleep syz-executor.1
49178 466762 74160 32767 2 0x10 syz-executor.2
49178 45230 74160 32767 3 0x4000090 fsleep syz-executor.2
49178 225693 74160 32767 3 0x4000090 fsleep syz-executor.2
72341 208453 90854 32767 2 0x10 syz-executor.6
*72341 227295 90854 32767 7 0x4000010 syz-executor.6
74160 514225 94668 32767 3 0x90 nanoslp syz-executor.2
94668 487697 69976 0 3 0x82 wait syz-executor.2
65557 119900 15340 32767 3 0x90 nanoslp syz-executor.0
15340 206714 69976 0 3 0x82 wait syz-executor.0
60913 383868 0 0 3 0x14200 bored sosplice
69615 57685 78068 32767 2 0x10 syz-executor.7
90854 330075 57462 32767 3 0x90 nanoslp syz-executor.6
56099 317567 94377 32767 3 0x90 nanoslp syz-executor.3
57462 198809 69976 0 3 0x82 wait syz-executor.6
44549 17644 37858 32767 3 0x90 nanoslp syz-executor.5
78068 508321 69976 0 3 0x82 wait syz-executor.7
92906 262862 78320 32767 2 0x10 syz-executor.4
37858 349008 69976 0 3 0x82 wait syz-executor.5
94377 75557 69976 0 3 0x82 wait syz-executor.3
78320 385785 69976 0 3 0x82 wait syz-executor.4
28783 464989 72970 32767 3 0x90 nanoslp syz-executor.1
72970 419701 69976 0 3 0x82 wait syz-executor.1
69976 384713 10956 0 3 0x82 thrsleep syz-fuzzer
69976 311705 10956 0 3 0x4000082 nanoslp syz-fuzzer
69976 248534 10956 0 3 0x4000082 thrsleep syz-fuzzer
69976 235297 10956 0 3 0x4000082 thrsleep syz-fuzzer
69976 321640 10956 0 2 0x4000082 syz-fuzzer
69976 315538 10956 0 3 0x4000082 nanoslp syz-fuzzer
69976 59993 10956 0 3 0x4000082 thrsleep syz-fuzzer
69976 72680 10956 0 3 0x4000082 thrsleep syz-fuzzer
69976 258174 10956 0 3 0x4000082 thrsleep syz-fuzzer
10956 261283 26406 0 3 0x10008a sigsusp ksh
26406 67836 51077 0 3 0x9a kqread sshd
99637 391179 1 0 3 0x100083 ttyin getty
51077 19612 1 0 3 0x88 kqread sshd
98747 313545 15917 73 3 0x100090 kqread syslogd
15917 332937 1 0 3 0x100082 netio syslogd
55051 136817 1 0 3 0x100080 kqread resolvd
31039 315218 67967 77 3 0x100092 kqread dhcpleased
57623 445764 67967 77 3 0x100092 kqread dhcpleased
67967 375058 1 0 3 0x80 kqread dhcpleased
66482 139232 0 0 3 0x14200 bored smr
36150 47062 0 0 2 0x14200 zerothread
95181 134768 0 0 3 0x14200 aiodoned aiodoned
61094 377650 0 0 3 0x14200 syncer update
1935 471139 0 0 3 0x14200 cleaner cleaner
46473 63690 0 0 7 0x14200 reaper
15027 376598 0 0 3 0x14200 pgdaemon pagedaemon
44974 54825 0 0 3 0x14200 bored viomb
25134 446723 0 0 3 0x40014200 acpi0 acpi0
52388 494382 0 0 3 0x40014200 idle1
56910 343061 0 0 3 0x14200 bored softnet
86191 84760 0 0 3 0x14200 bored systqmp
12244 164277 0 0 3 0x14200 bored systq
78021 198080 0 0 3 0x40014200 bored softclock
6224 471860 0 0 3 0x40014200 idle0
1 338283 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
Process 72341 (syz-executor.6) thread 0xffff80002608fa50 (227295)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82b12908)
#0 witness_lock+0x44d
#1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227
#2 mi_switch+0x3d3 sys/kern/sched_bsd.c:416
#3 sleep_finish+0x1b2 sys/kern/kern_synch.c:433
#4 tsleep+0x12c sys/kern/kern_synch.c:158
#5 biowait+0x91 sys/kern/vfs_bio.c:1271
#6 bwrite+0x21b sys/kern/vfs_bio.c:772
#7 ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
#8 ufs_mkdir+0x662 sys/ufs/ufs/ufs_vnops.c:1232
#9 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404
#10 domkdirat+0x121 sys/kern/vfs_syscalls.c:3100
#11 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#11 syscall+0x489 sys/arch/amd64/amd64/trap.c:585
#12 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806c5d2928)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:579
#5 vget+0x1d3 sys/kern/vfs_subr.c:677
#6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119
#7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318
#8 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394
#9 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162
#10 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404
#11 domkdirat+0x121 sys/kern/vfs_syscalls.c:3100
#12 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#12 syscall+0x489 sys/arch/amd64/amd64/trap.c:585
#13 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806c5d22c8)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:579
#5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413
#6 namei+0x36a sys/kern/vfs_lookup.c:245
#7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3085
#8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585
#9 Xsyscall+0x128
Process 92906 (syz-executor.4) thread 0xffff8000fffefa48 (262862)
exclusive rrwlock inode r = 0 (0xfffffd806e3ed0a0)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:579
#5 vn_closefile+0xc6 vn_close sys/kern/vfs_vnops.c:298 [inline]
#5 vn_closefile+0xc6 sys/kern/vfs_vnops.c:624
#6 fdrop+0xc7 sys/kern/kern_descrip.c:1279
#7 closef+0x11c sys/kern/kern_descrip.c:1263
#8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585
#9 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10205 6411K 6419K 78643K 11306 0
pcb 13 10K 12K 78643K 15 0
rtable 238 6K 7K 78643K 454 0
ifaddr 81 16K 16K 78643K 103 0
sysctl 2 0K 0K 78643K 2 0
counters 56 35K 35K 78643K 62 0
ioctlops 0 0K 2K 78643K 77 0
iov 0 0K 16K 78643K 92 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 5 0
vnodes 1271 79K 79K 78643K 1360 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 5K 78643K 8 0
VM map 2 1K 1K 78643K 2 0
sem 12 0K 1K 78643K 305 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 24 89K 129K 78643K 816 0
sigio 0 0K 0K 78643K 119 0
proc 56 74K 111K 78643K 552 0
subproc 104 6K 6K 78643K 143 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 54 0
in_multi 99 6K 6K 78643K 132 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 235 1049K 1049K 78643K 235 0
exec 0 0K 2K 78643K 908 0
tdb 3 0K 0K 78643K 3 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 345 84K 99K 78643K 11672 0
UVM aobj 130 4K 4K 78643K 133 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 19 0
NDP 11 0K 2K 78643K 36 0
temp 125 4699K 4763K 78643K 6139 0
kqueue 24 25K 26K 78643K 381 0
SYN cache 2 16K 16K 78643K 2 0
ddb{1}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 22 0 0 1 0 1 1 0 8 0
rtpcb 120 75 0 71 1 0 1 1 0 8 0
rtentry 112 145 0 35 4 0 4 4 0 8 0
unpcb 136 958 0 942 8 2 6 6 0 8 5
syncache 296 11 0 11 3 2 1 1 0 8 1
tcpqe 32 28 0 28 2 1 1 1 0 8 1
tcpcb 736 358 0 347 13 6 7 8 0 8 6
arp 120 24 0 6 1 0 1 1 0 8 0
ipq 40 3 0 2 2 1 1 1 0 8 0
ipqe 40 91 0 90 2 1 1 1 0 8 0
inpcb 304 707 0 699 13 7 6 9 0 8 5
nd6 48 34 0 10 1 0 1 1 0 8 0
kcovpl 48 11 0 3 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 598 0 145 30 1 29 30 0 8 0
art_table 32 599 0 145 4 0 4 4 0 8 0
art_node 16 144 0 44 1 0 1 1 0 8 0
sysvmsgpl 40 43 0 7 1 0 1 1 0 8 0
semupl 112 3 0 3 1 1 0 1 0 8 0
semapl 112 302 0 292 1 0 1 1 0 8 0
shmpl 112 130 0 3 4 0 4 4 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 2273 0 841 90 0 90 90 0 8 0
ffsino 272 2273 0 841 96 0 96 96 0 8 0
nchpl 144 3375 0 1745 62 0 62 62 0 8 0
uvmvnodes 80 2425 0 0 50 0 50 50 0 8 0
vnodes 224 2425 0 0 143 0 143 143 0 8 0
namei 1024 12602 0 12601 2 1 1 2 0 8 0
percpumem 16 43 0 3 1 0 1 1 0 8 0
scxspl 216 10611 0 10611 9 7 2 6 0 8 2
plimitpl 152 164 0 142 2 1 1 2 0 8 0
sigapl 424 1088 0 1038 7 1 6 7 0 8 0
futexpl 64 6756 0 6749 1 0 1 1 0 8 0
knotepl 120 222 0 0 7 0 7 7 0 8 0
kqueuepl 216 695 0 551 12 4 8 8 0 8 0
pipepl 336 263 0 234 6 0 6 6 0 8 3
fdescpl 496 1073 0 1038 7 2 5 6 0 8 0
filepl 152 7102 0 6721 18 3 15 17 0 8 0
lockfpl 104 63 0 60 1 0 1 1 0 8 0
lockfspl 48 32 0 29 1 0 1 1 0 8 0
sessionpl 144 26 0 10 1 0 1 1 0 8 0
pgrppl 48 29 0 13 1 0 1 1 0 8 0
ucredpl 96 841 0 823 1 0 1 1 0 8 0
zombiepl 144 1038 0 1037 1 0 1 1 0 8 0
processpl 1064 1088 0 1037 5 1 4 4 0 8 0
procpl 672 2523 0 2454 9 2 7 8 0 8 0
sosppl 168 5 0 5 2 1 1 1 0 8 1
sockpl 480 1747 0 1719 50 30 20 20 0 8 16
mcl64k 65536 15 0 0 2 0 2 2 0 8 0
mcl16k 16384 6 0 0 1 0 1 1 0 8 0
mcl12k 12288 4 0 0 1 0 1 1 0 8 0
mcl9k 9216 4 0 0 1 0 1 1 0 8 0
mcl8k 8192 10 0 0 2 0 2 2 0 8 0
mcl4k 4096 17 0 0 3 0 3 3 0 8 0
mcl2k2 2112 1 0 0 1 0 1 1 0 8 0
mcl2k 2048 145 0 0 18 1 17 18 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 524 0 0 31 0 31 31 0 8 0
bufpl 288 5034 0 141 350 0 350 350 0 8 0
anonpl 24 261857 0 248719 116 15 101 113 0 186 10
amapchunkpl 152 28055 0 27250 48 14 34 47 0 158 0
amappl16 200 2545 0 2173 29 9 20 28 0 8 0
amappl15 192 201 0 194 1 0 1 1 0 8 0
amappl14 184 20 0 13 1 0 1 1 0 8 0
amappl13 176 107 0 103 1 0 1 1 0 8 0
amappl12 168 250 0 245 1 0 1 1 0 8 0
amappl11 160 48 0 38 1 0 1 1 0 8 0
amappl10 152 50 0 46 1 0 1 1 0 8 0
amappl9 144 530 0 527 1 0 1 1 0 8 0
amappl8 136 901 0 840 3 0 3 3 0 8 0
amappl7 128 402 0 381 1 0 1 1 0 8 0
amappl6 120 264 0 243 2 1 1 2 0 8 0
amappl5 112 776 0 757 1 0 1 1 0 8 0
amappl4 104 875 0 850 2 0 2 2 0 8 0
amappl3 96 437 0 418 1 0 1 1 0 8 0
amappl2 88 737 0 687 3 1 2 3 0 8 0
amappl1 80 22473 0 21831 19 4 15 18 0 8 0
amappl 88 11175 0 10898 7 0 7 7 0 92 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 72 132 0 3 3 0 3 3 0 8 0
uaddrrnd 24 1073 0 1037 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1073 0 1037 1 0 1 1 0 8 0
vmmpekpl 168 12951 0 12894 3 0 3 3 0 8 0
vmmpepl 168 102375 0 99690 136 13 123 134 0 357 0
vmsppl 368 1072 0 1037 5 1 4 5 0 8 0
rwobjpl 56 28363 0 24467 56 0 56 56 0 8 0
pdppl 4096 2153 0 2074 133 52 81 97 0 8 2
pvpl 32 570677 0 551791 249 32 217 248 0 265 56
pmappl 248 1072 0 1037 4 1 3 3 0 8 0
extentpl 40 58 0 38 1 0 1 1 0 8 0
phpool 112 789 0 64 21 0 21 21 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp
x86_ipi_db(ffffffff8299aff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
x86_bus_space_io_write_1(3f8,0,67) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759
comcnputc(800,67) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline]
comcnputc(800,67) at comcnputc+0x128 sys/dev/ic/com.c:1263
cnputc(67) at cnputc+0x4b sys/dev/cons.c:239
db_putchar(67) at db_putchar+0x3fc sys/ddb/db_output.c:155
kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068
db_printf(ffffffff825edb77) at db_printf+0x85 sys/kern/subr_prf.c:502
panic(ffffffff82574d26) at panic+0xd7 sys/kern/subr_prf.c:220
__assert(ffffffff825e983e,ffffffff82613702,aae,ffffffff825a68e6) at __assert+0x25 sys/kern/subr_prf.c:161
uvm_map_teardown(fffffd8068f23748) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736
uvmspace_free(fffffd8068f23748) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685
reaper(ffff8000210f97a0) at reaper+0x18b sys/kern/kern_exit.c:462
end trace frame: 0x0, count: 1
ddb{0}> trace
x86_ipi_db(ffffffff8299aff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
x86_bus_space_io_write_1(3f8,0,67) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759
comcnputc(800,67) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline]
comcnputc(800,67) at comcnputc+0x128 sys/dev/ic/com.c:1263
cnputc(67) at cnputc+0x4b sys/dev/cons.c:239
db_putchar(67) at db_putchar+0x3fc sys/ddb/db_output.c:155
kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068
db_printf(ffffffff825edb77) at db_printf+0x85 sys/kern/subr_prf.c:502
panic(ffffffff82574d26) at panic+0xd7 sys/kern/subr_prf.c:220
__assert(ffffffff825e983e,ffffffff82613702,aae,ffffffff825a68e6) at __assert+0x25 sys/kern/subr_prf.c:161
uvm_map_teardown(fffffd8068f23748) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736
uvmspace_free(fffffd8068f23748) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685
reaper(ffff8000210f97a0) at reaper+0x18b sys/kern/kern_exit.c:462
end trace frame: 0x0, count: -14
ddb{0}> machine ddbcpu 1
Stopped at db_enter+0x18: addq $0x8,%rsp
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82568943) at panic+0x177 sys/kern/subr_prf.c:202
vop_generic_badop(ffff80002e395308) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806496b1e0,fffffd806a95a398) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd806a95a398) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
VOP_BWRITE(fffffd806a95a398) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656
ufs_mkdir(ffff80002e3955a0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248
VOP_MKDIR(fffffd807753da98,ffff80002e395700,ffff80002e395730,ffff80002e395630) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404
domkdirat(ffff80002608fa50,ffffff9c,200002c0,0) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3100
syscall(ffff80002e3958b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002e3958b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x737ff995830, count: 4
ddb{1}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82568943) at panic+0x177 sys/kern/subr_prf.c:202
vop_generic_badop(ffff80002e395308) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806496b1e0,fffffd806a95a398) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644
bwrite(fffffd806a95a398) at bwrite+0x1f0 sys/kern/vfs_bio.c:763
VOP_BWRITE(fffffd806a95a398) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656
ufs_mkdir(ffff80002e3955a0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248
VOP_MKDIR(fffffd807753da98,ffff80002e395700,ffff80002e395730,ffff80002e395630) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404
domkdirat(ffff80002608fa50,ffffff9c,200002c0,0) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3100
syscall(ffff80002e3958b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002e3958b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x737ff995830, count: -11