panic: vop_gepanneirci:c_ b ad o p
kStopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
53875 88209 32767 0x10 0x4000000 1 syz-executor.4
*449989 85055 32767 0x10 0 0 syz-executor.0
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82742411) at panic+0x177 sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000212a7938) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd8077bd1880,fffffd806882feb0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628
bwrite(fffffd806882feb0) at bwrite+0x1f0 sys/kern/vfs_bio.c:760
VOP_BWRITE(fffffd806882feb0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640
ufs_mkdir(ffff8000212a7bd0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236
VOP_MKDIR(fffffd8068be4958,ffff8000212a7d30,ffff8000212a7d60,ffff8000212a7c60) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388
domkdirat(ffff800021228b08,ffffff9c,7f7ffffe9c30,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112
syscall(ffff8000212a7ee0) at syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
syscall(ffff8000212a7ee0) at syscall+0x555 sys/arch/amd64/amd64/trap.c:626
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffe9ca0, 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{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu0: vop_generic_badop
cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 674
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82742411) at panic+0x177 sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000212a7938) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd8077bd1880,fffffd806882feb0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628
bwrite(fffffd806882feb0) at bwrite+0x1f0 sys/kern/vfs_bio.c:760
VOP_BWRITE(fffffd806882feb0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640
ufs_mkdir(ffff8000212a7bd0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236
VOP_MKDIR(fffffd8068be4958,ffff8000212a7d30,ffff8000212a7d60,ffff8000212a7c60) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388
domkdirat(ffff800021228b08,ffffff9c,7f7ffffe9c30,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112
syscall(ffff8000212a7ee0) at syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
syscall(ffff8000212a7ee0) at syscall+0x555 sys/arch/amd64/amd64/trap.c:626
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffe9ca0, count: -11
ddb{0}> show registers
rdi 0
rsi 0x1
rbp 0xffff8000212a7860
rbx 0xffffffff82b2bb8f cpu_info_full_primary+0x2b8f
rdx 0
rcx 0
rax 0xffff800021228b08
r8 0x101010101010101
r9 0x8080808080808080
r10 0xb3e0223af22ae784
r11 0x5312fe81151a1c94
r12 0xffffffff82b2b990 cpu_info_full_primary+0x2990
r13 0
r14 0
r15 0x1
rip 0xffffffff821f2878 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff8000212a7850
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor.0) pid=449989 stat=onproc
flags process=10<SUGID> proc=0
pri=17, usrpri=80, nice=20
forw=0xffffffffffffffff, list=0xffff8000212282e0,0xffff800021228dd0
process=0xffff8000ffff8c98 user=0xffff8000212a2000, vmspace=0xfffffd806f6eaa58
estcpu=36, cpticks=1, pctcpu=0.3
user=0, sys=1, intr=0
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
88209 334258 50500 32767 2 0x10 syz-executor.4
88209 506535 50500 32767 2 0x4000010 syz-executor.4
88209 53875 50500 32767 7 0x4000010 syz-executor.4
44478 463235 97898 32767 2 0x10 syz-executor.3
44478 473197 97898 32767 3 0x4000090 fsleep syz-executor.3
44478 389438 97898 32767 3 0x4000090 fsleep syz-executor.3
28532 303199 0 0 3 0x14200 bored sosplice
53118 107592 12482 32767 2 0x10 syz-executor.5
12482 174539 92189 0 3 0x82 wait syz-executor.5
31500 81873 95483 32767 3 0x90 nanoslp syz-executor.7
51331 486817 12186 32767 3 0x90 nanoslp syz-executor.6
97898 498998 22682 32767 3 0x90 nanoslp syz-executor.3
95483 396022 92189 0 3 0x82 wait syz-executor.7
12186 434576 92189 0 3 0x82 wait syz-executor.6
50500 229249 71636 32767 3 0x90 nanoslp syz-executor.4
22682 22953 92189 0 3 0x82 wait syz-executor.3
71636 428986 92189 0 3 0x82 wait syz-executor.4
74804 435447 99888 32767 2 0x10 syz-executor.1
20517 513294 25257 32767 3 0x90 piperd syz-executor.2
99888 68750 92189 0 3 0x82 wait syz-executor.1
25257 371601 92189 0 3 0x82 wait syz-executor.2
*85055 449989 8760 32767 7 0x10 syz-executor.0
8760 312385 92189 0 3 0x82 wait syz-executor.0
92189 83391 63682 0 3 0x82 wait syz-fuzzer
92189 143334 63682 0 3 0x4000082 nanoslp syz-fuzzer
92189 507071 63682 0 3 0x4000082 wait syz-fuzzer
92189 356144 63682 0 3 0x4000082 wait syz-fuzzer
92189 343905 63682 0 3 0x4000082 wait syz-fuzzer
92189 408408 63682 0 3 0x4000082 thrsleep syz-fuzzer
92189 270113 63682 0 3 0x4000082 wait syz-fuzzer
92189 339391 63682 0 3 0x4000082 thrsleep syz-fuzzer
92189 334972 63682 0 3 0x4000082 wait syz-fuzzer
92189 281403 63682 0 3 0x4000082 thrsleep syz-fuzzer
92189 496457 63682 0 3 0x4000082 thrsleep syz-fuzzer
92189 382361 63682 0 3 0x4000082 wait syz-fuzzer
92189 479538 63682 0 3 0x4000082 wait syz-fuzzer
92189 406918 63682 0 3 0x4000082 thrsleep syz-fuzzer
92189 167781 63682 0 3 0x4000082 thrsleep syz-fuzzer
92189 56552 63682 0 3 0x4000082 kqread syz-fuzzer
63682 377227 11798 0 3 0x10008a sigsusp ksh
11798 516512 92345 0 3 0x9a kqread sshd
28981 511883 1 0 3 0x100083 ttyin getty
92345 476657 1 0 3 0x88 kqread sshd
47159 341485 9181 73 3 0x1100090 kqread syslogd
9181 118107 1 0 3 0x100082 netio syslogd
49962 321353 1 0 3 0x100080 kqread resolvd
91291 322441 27353 77 3 0x100092 kqread dhcpleased
61497 442500 27353 77 3 0x100092 kqread dhcpleased
27353 38881 1 0 3 0x80 kqread dhcpleased
71577 174997 0 0 3 0x14200 bored smr
4061 75757 0 0 2 0x14200 zerothread
66418 396564 0 0 3 0x14200 aiodoned aiodoned
93144 208187 0 0 3 0x14200 syncer update
93997 407697 0 0 3 0x14200 cleaner cleaner
96372 489328 0 0 3 0x14200 reaper reaper
51195 459023 0 0 3 0x14200 pgdaemon pagedaemon
8966 401480 0 0 3 0x14200 bored viomb
50075 355357 0 0 3 0x40014200 acpi0 acpi0
41273 290040 0 0 3 0x40014200 idle1
27478 366095 0 0 3 0x14200 bored softnet
79729 199793 0 0 3 0x14200 bored softnet
22294 251222 0 0 3 0x14200 bored softnet
92778 372320 0 0 3 0x14200 bored softnet
2443 193336 0 0 3 0x14200 bored systqmp
86429 82515 0 0 3 0x14200 bored systq
57104 235619 0 0 3 0x40014200 bored softclock
19304 270198 0 0 3 0x40014200 idle0
1 487629 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{0}> show all locks
Process 53118 (syz-executor.5) thread 0xffff800021243b60 (107592)
exclusive rrwlock inode r = 0 (0xfffffd806e66f0a0)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vn_closefile+0xc6 vn_close sys/kern/vfs_vnops.c:292 [inline]
#5 vn_closefile+0xc6 sys/kern/vfs_vnops.c:609
#6 fdrop+0xc7 sys/kern/kern_descrip.c:1274
#7 closef+0x11c sys/kern/kern_descrip.c:1258
#8 syscall+0x57c mi_syscall sys/sys/syscall_mi.h:113 [inline]
#8 syscall+0x57c sys/arch/amd64/amd64/trap.c:626
#9 Xsyscall+0x128
Process 74804 (syz-executor.1) thread 0xffff800021229b58 (435447)
exclusive rrwlock inode r = 0 (0xfffffd806e66fe70)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vget+0x1fc sys/kern/vfs_subr.c:676
#6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119
#7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1324
#8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487
#9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85
#10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:566
#11 namei+0x55a sys/kern/vfs_lookup.c:250
#12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848
#13 syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
#13 syscall+0x555 sys/arch/amd64/amd64/trap.c:626
#14 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd8068ba22b8)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:418
#6 namei+0x55a sys/kern/vfs_lookup.c:250
#7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848
#8 syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
#8 syscall+0x555 sys/arch/amd64/amd64/trap.c:626
#9 Xsyscall+0x128
Process 85055 (syz-executor.0) thread 0xffff800021228b08 (449989)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d260b8)
#0 witness_lock+0x44d
#1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227
#2 mi_switch+0x3bb sys/kern/sched_bsd.c:405
#3 sleep_finish+0x180 sys/kern/kern_synch.c:417
#4 tsleep+0x12c sys/kern/kern_synch.c:155
#5 biowait+0x91 sys/kern/vfs_bio.c:1268
#6 bwrite+0x21b sys/kern/vfs_bio.c:769
#7 ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113
#8 ufs_mkdir+0x662 sys/ufs/ufs/ufs_vnops.c:1220
#9 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388
#10 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112
#11 syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
#11 syscall+0x555 sys/arch/amd64/amd64/trap.c:626
#12 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd8079daf920)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vget+0x1fc sys/kern/vfs_subr.c:676
#6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119
#7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1324
#8 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394
#9 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150
#10 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388
#11 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112
#12 syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
#12 syscall+0x555 sys/arch/amd64/amd64/trap.c:626
#13 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd8078fba3d8)
#0 witness_lock+0x44d
#1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310
#2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465
#3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:418
#6 namei+0x55a sys/kern/vfs_lookup.c:250
#7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097
#8 syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
#8 syscall+0x555 sys/arch/amd64/amd64/trap.c:626
#9 Xsyscall+0x128
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10218 6412K 6421K 78643K 11309 0
pcb 13 10K 12K 78643K 15 0
rtable 236 6K 7K 78643K 732 0
ifaddr 73 24K 24K 78643K 75 0
sysctl 2 0K 0K 78643K 2 0
counters 60 35K 35K 78643K 60 0
ioctlops 0 0K 2K 78643K 175 0
iov 0 0K 32K 78643K 991 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 4 0
vnodes 1271 79K 79K 78643K 2639 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 9K 78643K 58 0
VM map 2 1K 1K 78643K 2 0
sem 12 0K 0K 78643K 1287 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 20 73K 113K 78643K 3457 0
sigio 0 0K 0K 78643K 97 0
proc 56 78K 115K 78643K 655 0
subproc 104 6K 6K 78643K 104 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 292 0
in_multi 99 6K 6K 78643K 175 0
ether_multi 1 0K 0K 78643K 18 0
mrt 2 0K 0K 78643K 2 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 181 811K 811K 78643K 181 0
exec 0 0K 1K 78643K 693 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 8 62K 64K 78643K 10 0
UVM amap 321 84K 100K 78643K 26213 0
UVM aobj 131 4K 4K 78643K 131 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 124 0
NDP 11 0K 2K 78643K 27 0
temp 124 5778K 5842K 78643K 11450 0
kqueue 12 18K 24K 78643K 354 0
SYN cache 2 16K 16K 78643K 2 0
ddb{0}> 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 120 423 0 420 7 6 1 3 0 8 0
rtentry 112 114 0 3 4 0 4 4 0 8 0
unpcb 144 10204 0 10191 46 38 8 11 0 8 7
syncache 296 44 0 44 8 7 1 1 0 8 1
sackhl 24 1 0 1 1 1 0 1 0 8 0
tcpqe 32 71 0 71 8 7 1 1 0 8 1
tcpcb 776 1966 0 1959 57 49 8 14 0 8 7
arp 120 18 0 0 1 0 1 1 0 8 0
ipq 40 1 0 1 1 1 0 1 0 8 0
ipqe 40 3 0 3 1 1 0 1 0 8 0
inpcb 368 3650 0 3640 58 50 8 13 0 8 6
nd6 48 27 0 2 1 0 1 1 0 8 0
kcovpl 48 8 0 0 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 486 0 26 31 1 30 30 0 8 1
art_table 32 487 0 26 4 0 4 4 0 8 0
art_node 16 113 0 12 1 0 1 1 0 8 0
sysvmsgpl 40 6 0 4 1 0 1 1 0 8 0
semapl 112 1285 0 1275 1 0 1 1 0 8 0
shmpl 112 128 0 0 4 0 4 4 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 6741 0 5306 90 0 90 90 0 8 0
ffsino 272 6741 0 5306 96 0 96 96 0 8 0
nchpl 144 11396 0 9726 63 0 63 63 0 8 0
uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0
vnodes 216 5926 0 0 330 0 330 330 0 8 0
namei 1024 41055 0 41054 3 2 1 2 0 8 0
percpumem 16 43 0 0 1 0 1 1 0 8 0
kstatmem 264 22 0 0 2 0 2 2 0 8 0
scxspl 216 35158 0 35158 19 18 1 8 0 8 1
plimitpl 152 1071 0 1047 8 6 2 2 0 8 1
sigapl 424 3739 0 3688 7 0 7 7 0 8 0
futexpl 64 33398 0 33396 2 1 1 1 0 8 0
knotepl 120 437 0 0 13 2 11 11 0 8 0
kqueuepl 216 1196 0 1188 29 24 5 6 0 8 4
pipepl 320 1496 0 1468 27 24 3 8 0 8 0
fdescpl 496 3721 0 3690 7 2 5 6 0 8 0
filepl 152 37659 0 37423 85 67 18 25 0 8 8
lockfpl 104 769 0 767 2 1 1 2 0 8 0
lockfspl 48 163 0 161 1 0 1 1 0 8 0
sessionpl 144 23 0 7 1 0 1 1 0 8 0
pgrppl 48 93 0 77 1 0 1 1 0 8 0
ucredpl 104 6405 0 6387 1 0 1 1 0 8 0
zombiepl 144 3690 0 3688 1 0 1 1 0 8 0
processpl 1072 3739 0 3688 4 0 4 4 0 8 0
procpl 696 10564 0 10494 19 10 9 9 0 8 1
sosppl 168 100 0 100 6 5 1 1 0 8 1
sockpl 488 14465 0 14439 342 316 26 49 0 8 21
mcl64k 65536 27 0 0 4 1 3 3 0 8 0
mcl16k 16384 24 0 0 3 1 2 3 0 8 0
mcl12k 12288 17 0 0 2 0 2 2 0 8 0
mcl9k 9216 15 0 0 2 0 2 2 0 8 0
mcl8k 8192 17 0 0 3 0 3 3 0 8 0
mcl4k 4096 17 0 0 3 0 3 3 0 8 0
mcl2k2 2112 9 0 0 1 0 1 1 0 8 0
mcl2k 2048 299 0 0 36 3 33 36 0 8 0
mtagpl 96 1 0 0 1 0 1 1 0 8 0
mbufpl 256 1240 0 0 76 1 75 76 0 8 0
bufpl 288 9693 0 3369 452 0 452 452 0 8 0
anonpl 24 802036 0 788543 208 102 106 140 0 186 7
amapchunkpl 152 75687 0 75006 73 41 32 43 0 158 2
amappl16 200 9468 0 9070 90 67 23 46 0 8 1
amappl15 192 23 0 21 1 0 1 1 0 8 0
amappl14 184 160 0 146 2 1 1 2 0 8 0
amappl13 176 16 0 15 1 0 1 1 0 8 0
amappl12 168 391 0 389 1 0 1 1 0 8 0
amappl11 160 55 0 44 1 0 1 1 0 8 0
amappl10 152 39 0 28 1 0 1 1 0 8 0
amappl9 144 979 0 978 3 2 1 1 0 8 0
amappl8 136 300 0 214 4 0 4 4 0 8 0
amappl7 128 156 0 133 2 0 2 2 0 8 0
amappl6 120 222 0 209 2 1 1 2 0 8 0
amappl5 112 172 0 166 1 0 1 1 0 8 0
amappl4 104 545 0 518 2 1 1 2 0 8 0
amappl3 96 11098 0 11047 2 0 2 2 0 8 0
amappl2 88 4300 0 4226 3 1 2 3 0 8 0
amappl1 80 87801 0 87091 26 8 18 26 0 8 1
amappl 88 25571 0 25392 6 0 6 6 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 72 130 0 0 3 0 3 3 0 8 0
uaddrrnd 24 3721 0 3690 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 3721 0 3690 1 0 1 1 0 8 0
vmmpekpl 168 36850 0 36794 3 0 3 3 0 8 0
vmmpepl 168 349215 0 346616 205 68 137 154 0 357 5
vmsppl 440 3720 0 3690 5 0 5 5 0 8 0
rwobjpl 56 102220 0 94666 119 8 111 115 0 8 0
pdppl 4096 7449 0 7380 188 107 81 89 0 8 12
pvpl 32 1604151 0 1584916 417 210 207 341 0 265 29
pmappl 248 3720 0 3690 4 1 3 3 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 1050 0 168 26 0 26 26 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82742411) at panic+0x177 sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000212a7938) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd8077bd1880,fffffd806882feb0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628
bwrite(fffffd806882feb0) at bwrite+0x1f0 sys/kern/vfs_bio.c:760
VOP_BWRITE(fffffd806882feb0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640
ufs_mkdir(ffff8000212a7bd0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236
VOP_MKDIR(fffffd8068be4958,ffff8000212a7d30,ffff8000212a7d60,ffff8000212a7c60) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388
domkdirat(ffff800021228b08,ffffff9c,7f7ffffe9c30,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112
syscall(ffff8000212a7ee0) at syscall+0x555 mi_syscall sys/sys/syscall_mi.h:113 [inline]
syscall(ffff8000212a7ee0) at syscall+0x555 sys/arch/amd64/amd64/trap.c:626
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffe9ca0, count: -11
ddb{0}> machine ddbcpu 1