ppanic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_map.c", line 2526
Stopped at db_enter+0x1c: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
322375 30423 32767 0x10 0 0 syz-executor.4
* 61795 96354 0 0x14000 0x200 1 reaper
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8279fd90) at panic+0x17b sys/kern/subr_prf.c:198
__assert(ffffffff8281fcb3,ffffffff8284a55d,9de,ffffffff827d8a93) at __assert+0x29 sys/kern/subr_prf.c:157
uvm_map_teardown(fffffd80687f73c8) at uvm_map_teardown+0x348 sys/uvm/uvm_map.c:2528
uvmspace_free(fffffd80687f73c8) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3503
reaper(ffff8000211a3a98) at reaper+0x19a sys/kern/kern_exit.c:458
end trace frame: 0x0, count: 9
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: vop_generic_badop
cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_map.c", line 2526
ddb{1}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8279fd90) at panic+0x17b sys/kern/subr_prf.c:198
__assert(ffffffff8281fcb3,ffffffff8284a55d,9de,ffffffff827d8a93) at __assert+0x29 sys/kern/subr_prf.c:157
uvm_map_teardown(fffffd80687f73c8) at uvm_map_teardown+0x348 sys/uvm/uvm_map.c:2528
uvmspace_free(fffffd80687f73c8) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3503
reaper(ffff8000211a3a98) at reaper+0x19a sys/kern/kern_exit.c:458
end trace frame: 0x0, count: -6
ddb{1}> show registers
rdi 0
rsi 0x1
rbp 0xffff8000211a9760
rbx 0xffff800020d49ba7
rdx 0
rcx 0xffff8000211a3a98
rax 0xffff800020d48ff0
r8 0x101010101010101
r9 0x8080808080808080
r10 0xc52b75a34d3c016c
r11 0x3c309c42d969142f
r12 0xffff800020d499a8
r13 0
r14 0xffffffff82bc59a8 cpu_info_full_primary+0x29a8
r15 0x1
rip 0xffffffff81bc81ec db_enter+0x1c
cs 0x8
rflags 0x246
rsp 0xffff8000211a9750
ss 0x10
db_enter+0x1c: addq $0x8,%rsp
ddb{1}> show proc
PROC (reaper) tid=61795 pid=96354 tcnt=1 stat=onproc
flags process=14000<NOZOMBIE,SYSTEM> proc=200<SYSTEM>
runpri=4, usrpri=53, slppri=4, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff8000211a3d40,0xffff8000211a3800
process=0xffff8000ffffee10 user=0xffff8000211a4000, vmspace=0xffffffff82cc3bf0
estcpu=3, cpticks=3, pctcpu=0.75, user=0, sys=1, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
26792 142854 51691 32767 2 0x10 syz-executor.1
26792 254711 51691 32767 3 0x4000090 fsleep syz-executor.1
80204 325352 5569 32767 2 0x10 syz-executor.7
80204 436735 5569 32767 3 0x4000090 fsleep syz-executor.7
31454 249091 3441 32767 2 0x10 syz-executor.2
31454 421144 3441 32767 2 0x4000010 syz-executor.2
31454 33757 3441 32767 3 0x4000090 fsleep syz-executor.2
3510 388465 33364 32767 2 0x10 syz-executor.0
3510 231134 33364 32767 3 0x4000090 fsleep syz-executor.0
51691 348419 86251 32767 3 0x90 nanoslp syz-executor.1
86251 335437 93324 0 3 0x82 wait syz-executor.1
56399 20305 85761 32767 3 0x90 nanoslp syz-executor.5
85761 37067 93324 0 3 0x82 wait syz-executor.5
96838 118100 44485 32767 3 0x10 biowait syz-executor.6
44485 305587 93324 0 3 0x82 wait syz-executor.6
5569 384438 12658 32767 3 0x90 nanoslp syz-executor.7
12658 332343 93324 0 3 0x82 wait syz-executor.7
75909 393296 0 0 3 0x14200 bored sosplice
49275 375881 47025 32767 3 0x10 biowait syz-executor.3
3441 392348 83335 32767 3 0x90 nanoslp syz-executor.2
30423 322375 38133 32767 7 0x10 syz-executor.4
38133 122710 93324 0 3 0x82 wait syz-executor.4
47025 154022 93324 0 3 0x82 wait syz-executor.3
83335 96501 93324 0 3 0x82 wait syz-executor.2
33364 73359 41685 32767 3 0x90 nanoslp syz-executor.0
41685 257716 93324 0 3 0x82 wait syz-executor.0
93324 310094 16831 0 3 0x2000082 thrsleep syz-fuzzer
93324 83617 16831 0 3 0x6000082 thrsleep syz-fuzzer
93324 300532 16831 0 3 0x6000082 thrsleep syz-fuzzer
93324 184226 16831 0 3 0x6000082 thrsleep syz-fuzzer
93324 165793 16831 0 3 0x6000082 wait syz-fuzzer
93324 403243 16831 0 3 0x6000082 wait syz-fuzzer
93324 294479 16831 0 3 0x6000082 wait syz-fuzzer
93324 343291 16831 0 3 0x6000082 wait syz-fuzzer
93324 506319 16831 0 3 0x6000082 wait syz-fuzzer
93324 503892 16831 0 3 0x6000082 thrsleep syz-fuzzer
93324 324452 16831 0 3 0x6000082 thrsleep syz-fuzzer
93324 376540 16831 0 3 0x6000082 wait syz-fuzzer
93324 158097 16831 0 3 0x6000082 thrsleep syz-fuzzer
93324 458596 16831 0 3 0x6000082 wait syz-fuzzer
93324 346711 16831 0 3 0x6000082 wait syz-fuzzer
93324 346086 16831 0 3 0x6000082 kqread syz-fuzzer
16831 102131 31910 0 3 0x10008a sigsusp ksh
31910 447238 11566 0 3 0x9a kqread sshd
89697 467036 1 0 3 0x100083 ttyin getty
11566 130778 1 0 3 0x88 kqread sshd
31874 284761 38653 73 3 0x1100090 kqread syslogd
38653 98843 1 0 3 0x100082 netio syslogd
90990 401779 1 0 3 0x100080 kqread resolvd
86141 463644 66591 77 3 0x100092 kqread dhcpleased
16872 187407 66591 77 3 0x100092 kqread dhcpleased
66591 8155 1 0 3 0x80 kqread dhcpleased
18561 79053 0 0 3 0x14200 bored smr
31498 102932 0 0 2 0x14200 zerothread
66223 378516 0 0 3 0x14200 aiodoned aiodoned
81608 408687 0 0 3 0x14200 syncer update
43443 379394 0 0 3 0x14200 cleaner cleaner
*96354 61795 0 0 7 0x14200 reaper
1104 99693 0 0 3 0x14200 pgdaemon pagedaemon
13479 91535 0 0 3 0x14200 bored viomb
72537 170801 0 0 3 0x40014200 acpi0 acpi0
58323 349195 0 0 3 0x40014200 idle1
11906 304530 0 0 3 0x14200 bored softnet3
3358 150907 0 0 3 0x14200 bored softnet2
25342 481222 0 0 3 0x14200 bored softnet1
39049 358722 0 0 3 0x14200 bored softnet0
73481 137119 0 0 3 0x14200 bored systqmp
78424 377660 0 0 3 0x14200 bored systq
149 297174 0 0 3 0x40014200 bored softclock
41783 385543 0 0 3 0x40014200 idle0
1 289022 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
CPU 1:
exclusive sched_lock &sched_lock r = 0 (0xffffffff82cafcb0)
#0 witness_lock+0x447
#1 wakeup_n+0x37 sys/kern/kern_synch.c:541
#2 sched_idle+0x232 sys/kern/kern_sched.c:179
#3 proc_trampoline+0x1c
Process 96838 (syz-executor.6) thread 0xffff8000211e4ab8 (118100)
exclusive rrwlock inode r = 0 (0xfffffd807cbd6e70)
#0 witness_lock+0x447
#1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vget+0x200 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:1314
#8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487
#9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85
#10 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566
#11 namei+0x55a sys/kern/vfs_lookup.c:250
#12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847
#13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
#13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
#14 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd8066355818)
#0 witness_lock+0x447
#1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418
#6 namei+0x55a sys/kern/vfs_lookup.c:250
#7 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847
#8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
#8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
#9 Xsyscall+0x128
Process 49275 (syz-executor.3) thread 0xffff8000211e5aa8 (375881)
exclusive rrwlock inode r = 0 (0xfffffd807cbd61b0)
#0 witness_lock+0x447
#1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140
#5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343
#6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394
#7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149
#8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
#9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073
#10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
#10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd807d2d74e0)
#0 witness_lock+0x447
#1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418
#6 namei+0x55a sys/kern/vfs_lookup.c:250
#7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058
#8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
#8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
#9 Xsyscall+0x128
Process 30423 (syz-executor.4) thread 0xffff80002120b2b8 (322375)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82c6c140)
#0 witness_lock+0x447
#1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227
#2 mi_switch+0x46b sys/kern/sched_bsd.c:470
#3 sleep_finish+0x19b sys/kern/kern_synch.c:414
#4 biowait+0x91 sys/kern/vfs_bio.c:1278
#5 bwrite+0x21c sys/kern/vfs_bio.c:769
#6 ffs_update+0x281 sys/ufs/ffs/ffs_inode.c:113
#7 ufs_mkdir+0x672 sys/ufs/ufs/ufs_vnops.c:1219
#8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
#9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073
#10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
#10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd807cbd6700)
#0 witness_lock+0x447
#1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vget+0x200 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:1314
#8 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394
#9 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149
#10 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
#11 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073
#12 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
#12 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
#13 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd807d2d70a0)
#0 witness_lock+0x447
#1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418
#6 namei+0x55a sys/kern/vfs_lookup.c:250
#7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058
#8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
#8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
#9 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10208 6411K 6420K 78643K 11308 0
pcb 13 16K 18K 78643K 19 0
rtable 238 6K 7K 78643K 1022 0
pf 29 8K 8K 78643K 43 0
ifaddr 44 15K 15K 78643K 76 0
ifgroup 50 2K 2K 78643K 78 0
sysctl 3 1K 1K 78643K 3 0
counters 60 35K 35K 78643K 74 0
ioctlops 0 0K 2K 78643K 325 0
iov 0 0K 16K 78643K 407 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 4 0
vnodes 1279 80K 80K 78643K 2333 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 9K 78643K 732 0
VM map 2 1K 1K 78643K 2 0
sem 12 1K 1K 78643K 13 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 22 81K 121K 78643K 7415 0
sigio 0 0K 0K 78643K 1088 0
proc 56 78K 115K 78643K 1127 0
subproc 104 6K 6K 78643K 195 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 2245 0
in_multi 99 7K 7K 78643K 294 0
ether_multi 1 0K 0K 78643K 3 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 187 837K 837K 78643K 187 0
exec 0 0K 1K 78643K 1077 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 412 92K 103K 78643K 74430 0
UVM aobj 131 6K 6K 78643K 137 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 150 0
NDP 13 0K 2K 78643K 48 0
temp 74 5920K 6000K 78643K 25554 0
kqueue 12 18K 30K 78643K 521 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 120 335 0 332 5 4 1 3 0 8 0
rtentry 112 204 0 92 4 0 4 4 0 8 0
unpcb 144 7060 0 7047 55 49 6 7 0 8 5
syncache 304 90 0 90 14 13 1 1 0 8 1
sackhl 24 1 0 1 1 1 0 1 0 8 0
tcpqe 32 295 0 295 12 11 1 1 0 8 1
tcpcb 808 4419 0 4381 89 78 11 16 0 8 6
arp 120 33 0 15 1 0 1 1 0 8 0
ipq 40 49 0 49 6 6 0 1 0 8 0
ipqe 40 250 0 250 6 6 0 1 0 8 0
inpcb 368 8293 0 8252 113 103 10 20 0 8 5
nd6 136 60 0 34 1 0 1 1 0 8 0
kcovpl 48 15 0 7 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 863 0 392 31 1 30 31 0 8 0
art_table 32 864 0 392 4 0 4 4 0 8 0
art_node 16 203 0 101 1 0 1 1 0 8 0
sysvmsgpl 40 3 0 3 1 1 0 1 0 8 0
semupl 112 40 0 40 1 1 0 1 0 8 0
semapl 112 11 0 1 1 0 1 1 0 8 0
shmpl 112 134 0 6 4 0 4 4 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 10681 0 9231 91 0 91 91 0 8 0
ffsino 272 10681 0 9231 98 0 98 98 0 8 0
nchpl 144 21588 0 19945 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 70928 0 70926 3 2 1 2 0 8 0
percpumem 16 50 0 7 1 0 1 1 0 8 0
kstatmem 264 36 0 14 2 0 2 2 0 8 0
scxspl 216 60920 0 60918 22 21 1 8 1 8 0
plimitpl 152 1288 0 1264 12 11 1 2 0 8 0
sigapl 424 7696 0 7644 7 0 7 7 0 8 0
futexpl 64 73228 0 73224 1 0 1 1 0 8 0
knotepl 120 588 0 0 18 1 17 18 0 8 0
kqueuepl 216 1285 0 1277 29 28 1 5 0 8 0
pipepl 320 1604 0 1576 47 43 4 13 0 8 1
fdescpl 496 7678 0 7645 7 2 5 6 0 8 0
filepl 152 52801 0 52564 106 89 17 20 0 8 7
lockfpl 104 1847 0 1844 2 1 1 2 0 8 0
lockfspl 48 314 0 311 1 0 1 1 0 8 0
sessionpl 144 30 0 14 1 0 1 1 0 8 0
pgrppl 48 65 0 49 1 0 1 1 0 8 0
ucredpl 104 5577 0 5559 1 0 1 1 0 8 0
zombiepl 144 7645 0 7644 1 0 1 1 0 8 0
processpl 1072 7696 0 7644 5 1 4 5 0 8 0
procpl 680 20605 0 20533 21 13 8 8 0 8 1
sosppl 168 149 0 149 8 7 1 1 0 8 1
sockpl 488 15990 0 15933 308 292 16 32 0 8 8
mcl64k 65536 17 0 0 3 1 2 3 0 8 0
mcl16k 16384 18 0 0 3 1 2 3 0 8 0
mcl12k 12288 22 0 0 2 0 2 2 0 8 0
mcl9k 9216 12 0 0 1 0 1 1 0 8 0
mcl8k 8192 29 0 0 4 1 3 3 0 8 0
mcl4k 4096 41 0 0 3 0 3 3 0 8 0
mcl2k2 2112 8 0 0 1 0 1 1 0 8 0
mcl2k 2048 320 0 0 35 9 26 35 0 8 0
mtagpl 96 8 0 0 1 0 1 1 0 8 0
mbufpl 256 1139 0 0 61 0 61 61 0 8 0
bufpl 288 15599 0 9274 453 0 453 453 0 8 0
anonpl 24 811544 0 800889 121 44 77 95 0 186 0
amapchunkpl 152 234550 0 233672 48 8 40 44 0 158 0
amappl16 200 17045 0 16759 58 42 16 29 0 8 0
amappl15 192 17 0 17 1 1 0 1 0 8 0
amappl14 184 176 0 161 2 1 1 2 0 8 0
amappl13 176 17 0 17 1 1 0 1 0 8 0
amappl12 168 8429 0 8384 3 0 3 3 0 8 1
amappl11 160 61 0 51 1 0 1 1 0 8 0
amappl10 152 44 0 31 1 0 1 1 0 8 0
amappl9 144 245 0 245 15 14 1 1 0 8 1
amappl8 136 560 0 425 5 0 5 5 0 8 0
amappl7 128 106 0 92 2 0 2 2 0 8 0
amappl6 120 361 0 332 2 1 1 2 0 8 0
amappl5 112 331 0 322 1 0 1 1 0 8 0
amappl4 104 768 0 721 3 1 2 3 0 8 0
amappl3 96 46492 0 46403 4 1 3 3 0 8 0
amappl2 88 8266 0 8183 3 1 2 3 0 8 0
amappl1 80 35473 0 34942 22 10 12 22 0 8 0
amappl 88 73564 0 73314 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 72 136 0 6 3 0 3 3 0 8 0
uaddrrnd 24 7678 0 7644 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 7678 0 7644 1 0 1 1 0 8 0
vmmpekpl 168 60592 0 60537 3 0 3 3 0 8 0
vmmpepl 168 453701 0 451285 181 59 122 122 0 357 9
vmsppl 464 7677 0 7644 7 2 5 6 0 8 0
rwobjpl 56 120636 0 113195 116 9 107 109 0 8 0
pdppl 4096 15364 0 15288 310 228 82 94 0 8 6
pvpl 32 2196220 0 2179543 400 248 152 355 0 265 0
pmappl 248 7677 0 7644 4 1 3 3 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 1325 0 439 26 0 26 26 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp
x86_ipi_db(ffffffff82bc4ff0) at x86_ipi_db+0x1e 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+0x27
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 kd_curproc sys/dev/kcov.c:589 [inline]
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 sys/dev/kcov.c:158
__mp_lock(ffffffff82c6bf38) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82c6bf38) at __mp_lock+0x133 sys/kern/kern_lock.c:147
intr_handler(ffff800025526640,ffff80000007bd80) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532
Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f
Xspllower() at Xspllower+0x1d
cnputc(70) at cnputc+0x4f sys/dev/cons.c:218
db_putchar(70) at db_putchar+0x3fc sys/ddb/db_output.c:155
kprintf() at kprintf+0x6bc sys/kern/subr_prf.c:724
db_printf(ffffffff828226bb) at db_printf+0x89 sys/kern/subr_prf.c:498
panic(ffffffff827946c1) at panic+0xdb sys/kern/subr_prf.c:216
vop_generic_badop(ffff800025526a68) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
end trace frame: 0xffff800025526ab0, count: 0
ddb{0}> trace
x86_ipi_db(ffffffff82bc4ff0) at x86_ipi_db+0x1e 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+0x27
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 kd_curproc sys/dev/kcov.c:589 [inline]
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 sys/dev/kcov.c:158
__mp_lock(ffffffff82c6bf38) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82c6bf38) at __mp_lock+0x133 sys/kern/kern_lock.c:147
intr_handler(ffff800025526640,ffff80000007bd80) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532
Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f
Xspllower() at Xspllower+0x1d
cnputc(70) at cnputc+0x4f sys/dev/cons.c:218
db_putchar(70) at db_putchar+0x3fc sys/ddb/db_output.c:155
kprintf() at kprintf+0x6bc sys/kern/subr_prf.c:724
db_printf(ffffffff828226bb) at db_printf+0x89 sys/kern/subr_prf.c:498
panic(ffffffff827946c1) at panic+0xdb sys/kern/subr_prf.c:216
vop_generic_badop(ffff800025526a68) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806bc08200,fffffd8067bad010) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628
bwrite(fffffd8067bad010) at bwrite+0x1f1 sys/kern/vfs_bio.c:760
VOP_BWRITE(fffffd8067bad010) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640
ufs_mkdir(ffff800025526d00) at ufs_mkdir+0x6c4 sys/ufs/ufs/ufs_vnops.c:1235
VOP_MKDIR(fffffd8068079968,ffff800025526e60,ffff800025526e90,ffff800025526d90) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
domkdirat(ffff80002120b2b8,ffffff9c,78b882e9ff20,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3073
syscall(ffff800025527010) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline]
syscall(ffff800025527010) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x78b882e9ff90, count: -22
ddb{0}> machine ddbcpu 1
Stopped at db_enter+0x1c: addq $0x8,%rsp
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8279fd90) at panic+0x17b sys/kern/subr_prf.c:198
__assert(ffffffff8281fcb3,ffffffff8284a55d,9de,ffffffff827d8a93) at __assert+0x29 sys/kern/subr_prf.c:157
uvm_map_teardown(fffffd80687f73c8) at uvm_map_teardown+0x348 sys/uvm/uvm_map.c:2528
uvmspace_free(fffffd80687f73c8) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3503
reaper(ffff8000211a3a98) at reaper+0x19a sys/kern/kern_exit.c:458
end trace frame: 0x0, count: 9
ddb{1}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8279fd90) at panic+0x17b sys/kern/subr_prf.c:198
__assert(ffffffff8281fcb3,ffffffff8284a55d,9de,ffffffff827d8a93) at __assert+0x29 sys/kern/subr_prf.c:157
uvm_map_teardown(fffffd80687f73c8) at uvm_map_teardown+0x348 sys/uvm/uvm_map.c:2528
uvmspace_free(fffffd80687f73c8) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3503
reaper(ffff8000211a3a98) at reaper+0x19a sys/kern/kern_exit.c:458
end trace frame: 0x0, count: -6