panic: vop_generic_bpaadnoicp : Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 75862 35471 32767 0x10 0 1 syz-executor.0 *504828 37093 32767 0x10 0x4000000 0 syz-executor.5 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8259db48) at panic+0x177 sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002e4e9028) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd8067b291c0,fffffd8066d2a810) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd8066d2a810) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd8066d2a810) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002e4e92c0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd807bfddb40,ffff80002e4e9420,ffff80002e4e9450,ffff80002e4e9350) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff80002132ad28,ffffff9c,20000200,83) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002e4e95d0) at syscall+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002e4e95d0) at syscall+0x438 sys/arch/amd64/amd64/trap.c:599 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x99223bfb8f0, 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 673 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8259db48) at panic+0x177 sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002e4e9028) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd8067b291c0,fffffd8066d2a810) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd8066d2a810) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd8066d2a810) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002e4e92c0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd807bfddb40,ffff80002e4e9420,ffff80002e4e9450,ffff80002e4e9350) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff80002132ad28,ffffff9c,20000200,83) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002e4e95d0) at syscall+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002e4e95d0) at syscall+0x438 sys/arch/amd64/amd64/trap.c:599 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x99223bfb8f0, count: -11 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002e4e8f50 rbx 0xffffffff829b8b8f cpu_info_full_primary+0x2b8f rdx 0xffff800000bec680 rcx 0 rax 0xffff80002132ad28 r8 0x101010101010101 r9 0x8080808080808080 r10 0x697f754b447295cf r11 0x32d42671851f7dac r12 0xffffffff829b8990 cpu_info_full_primary+0x2990 r13 0 r14 0 r15 0x1 rip 0xffffffff818111a8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002e4e8f40 ss 0 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.5) pid=504828 stat=onproc flags process=10 proc=4000000 pri=17, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff80002132b7a8,0xffff80002132a2b8 process=0xffff800024ba5938 user=0xffff80002e4e4000, vmspace=0xfffffd806ef868a8 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 35471 75862 71506 32767 7 0x10 syz-executor.0 37093 361627 20760 32767 2 0x10 syz-executor.5 *37093 504828 20760 32767 7 0x4000010 syz-executor.5 82150 70622 51187 32767 2 0x10 syz-executor.2 82150 236898 51187 32767 3 0x4000090 fsleep syz-executor.2 82150 524088 51187 32767 3 0x4000090 netcon syz-executor.2 85695 264551 65763 32767 3 0x90 nanoslp syz-executor.4 85695 136679 65763 32767 3 0x4000090 netcon syz-executor.4 85695 321973 65763 32767 3 0x4000090 fsleep syz-executor.4 27000 33626 19056 32767 3 0x90 nanoslp syz-executor.7 27000 71365 19056 32767 3 0x4000090 fsleep syz-executor.7 27000 65923 19056 32767 3 0x4000090 netcon syz-executor.7 27000 484080 19056 32767 3 0x4000090 fsleep syz-executor.7 38737 92336 88702 32767 2 0x10 syz-executor.1 38737 352636 88702 32767 3 0x4000090 netcon syz-executor.1 38737 375495 88702 32767 3 0x4000090 fsleep syz-executor.1 75624 294169 37477 32767 2 0x490 syz-executor.6 75624 25516 37477 32767 3 0x4000090 netcon2 syz-executor.6 75624 374398 37477 32767 3 0x4000090 fsleep syz-executor.6 88702 52188 69290 32767 2 0x10 syz-executor.1 69290 349148 34033 0 3 0x82 wait syz-executor.1 51187 282140 92807 32767 2 0x490 syz-executor.2 92807 157050 34033 0 3 0x82 wait syz-executor.2 65763 322852 66107 32767 2 0x490 syz-executor.4 66107 243720 34033 0 3 0x82 wait syz-executor.4 69759 437217 0 0 3 0x14200 bored sosplice 20760 135875 2032 32767 2 0x490 syz-executor.5 19056 107758 19368 32767 3 0x90 nanoslp syz-executor.7 2032 201285 34033 0 3 0x82 wait syz-executor.5 37477 390945 21274 32767 2 0x490 syz-executor.6 21274 93653 34033 0 3 0x82 wait syz-executor.6 19368 306678 34033 0 3 0x82 wait syz-executor.7 12709 179678 99752 32767 2 0x10 syz-executor.3 99752 415087 34033 0 3 0x82 wait syz-executor.3 71506 436858 70963 32767 3 0x90 nanoslp syz-executor.0 70963 365633 34033 0 3 0x82 wait syz-executor.0 34033 374047 30202 0 3 0x82 wait syz-fuzzer 34033 214987 30202 0 3 0x4000082 thrsleep syz-fuzzer 34033 187765 30202 0 3 0x4000082 thrsleep syz-fuzzer 34033 65191 30202 0 3 0x4000082 thrsleep syz-fuzzer 34033 134477 30202 0 3 0x4000082 wait syz-fuzzer 34033 138891 30202 0 3 0x4000082 wait syz-fuzzer 34033 108145 30202 0 3 0x4000082 thrsleep syz-fuzzer 34033 34065 30202 0 3 0x4000082 wait syz-fuzzer 34033 82621 30202 0 3 0x4000082 thrsleep syz-fuzzer 34033 246092 30202 0 3 0x4000082 thrsleep syz-fuzzer 34033 254995 30202 0 3 0x4000082 wait syz-fuzzer 34033 354715 30202 0 3 0x4000082 wait syz-fuzzer 34033 405831 30202 0 3 0x4000082 kqread syz-fuzzer 34033 99969 30202 0 3 0x4000082 thrsleep syz-fuzzer 34033 221585 30202 0 3 0x4000082 wait syz-fuzzer 34033 402987 30202 0 3 0x4000082 wait syz-fuzzer 30202 74291 83632 0 3 0x10008a sigsusp ksh 83632 288260 64243 0 3 0x9a kqread sshd 23044 521194 1 0 3 0x100083 ttyin getty 64243 335278 1 0 3 0x88 kqread sshd 3851 371076 99190 73 3 0x1100090 kqread syslogd 99190 277647 1 0 3 0x100082 netio syslogd 38460 187121 1 0 3 0x100080 kqread resolvd 18100 177469 93110 77 3 0x100092 kqread dhcpleased 86770 398633 93110 77 3 0x100092 kqread dhcpleased 93110 20689 1 0 3 0x80 kqread dhcpleased 68743 423741 0 0 3 0x14200 bored smr 48639 441282 0 0 2 0x14200 zerothread 55706 480034 0 0 3 0x14200 aiodoned aiodoned 4310 297792 0 0 3 0x14200 syncer update 71729 313747 0 0 3 0x14200 cleaner cleaner 37603 502493 0 0 3 0x14200 reaper reaper 69769 363867 0 0 3 0x14200 pgdaemon pagedaemon 16460 510781 0 0 3 0x14200 bored viomb 50433 228995 0 0 3 0x40014200 acpi0 acpi0 6468 157838 0 0 3 0x40014200 idle1 77861 328220 0 0 3 0x14200 bored softnet 58865 312698 0 0 3 0x14200 bored softnet 37352 147739 0 0 3 0x14200 bored softnet 21146 464352 0 0 3 0x14200 bored softnet 20901 24443 0 0 3 0x14200 bored systqmp 57952 331666 0 0 3 0x14200 bored systq 64127 170353 0 0 2 0x40014200 softclock 39108 71585 0 0 3 0x40014200 idle0 1 78005 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 37093 (syz-executor.5) thread 0xffff80002132ad28 (504828) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82a27ac0) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3bb sys/kern/sched_bsd.c:415 #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+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] #11 syscall+0x438 sys/arch/amd64/amd64/trap.c:599 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807225a0a0) #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+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] #12 syscall+0x438 sys/arch/amd64/amd64/trap.c:599 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807225a5f0) #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:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x438 sys/arch/amd64/amd64/trap.c:599 #9 Xsyscall+0x128 Process 12709 (syz-executor.3) thread 0xffff8000212fa548 (179678) exclusive rrwlock inode r = 0 (0xfffffd807225a810) #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 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1353 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #10 syscall+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] #10 syscall+0x438 sys/arch/amd64/amd64/trap.c:599 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806bb99b38) #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:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x438 sys/arch/amd64/amd64/trap.c:599 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10220 6413K 6420K 78643K 11330 0 pcb 13 12K 14K 78643K 17 0 rtable 242 6K 7K 78643K 786 0 ifaddr 71 16K 16K 78643K 111 0 sysctl 3 1K 1K 78643K 3 0 counters 60 35K 35K 78643K 72 0 ioctlops 0 0K 2K 78643K 154 0 iov 0 0K 24K 78643K 1098 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1272 80K 80K 78643K 2663 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 61 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 3620 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 25 93K 103K 78643K 6271 0 sigio 0 0K 0K 78643K 195 0 proc 59 91K 115K 78643K 1081 0 subproc 104 6K 6K 78643K 182 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 470 0 in_multi 99 6K 6K 78643K 235 0 ether_multi 1 0K 0K 78643K 17 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 229 1023K 1023K 78643K 229 0 exec 0 0K 1K 78643K 1437 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 402 92K 988K 78643K 47927 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 300 0 NDP 11 0K 2K 78643K 45 0 temp 124 4694K 4822K 78643K 18271 0 kqueue 12 18K 31K 78643K 591 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 120 542 0 539 9 8 1 3 0 8 0 rtentry 112 183 0 69 4 0 4 4 0 8 0 unpcb 144 6795 0 6782 75 67 8 10 0 8 7 syncache 296 124 0 124 14 13 1 1 0 8 1 tcpqe 32 216 0 216 11 11 0 1 0 8 0 tcpcb 776 10236 0 10217 156 150 6 18 0 8 3 arp 120 31 0 12 1 0 1 1 0 8 0 ipq 40 70 0 70 2 2 0 1 0 8 0 ipqe 40 140 0 140 2 2 0 1 0 8 0 inpcb 368 13285 0 13259 158 152 6 18 0 8 3 ip6q 72 7 0 7 2 2 0 1 0 8 0 ip6af 40 21 0 21 2 2 0 1 0 8 0 nd6 48 47 0 20 1 0 1 1 0 8 0 kcovpl 48 14 0 6 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 735 0 267 31 1 30 30 0 8 0 art_table 32 736 0 267 4 0 4 4 0 8 0 art_node 16 182 0 78 1 0 1 1 0 8 0 sysvmsgpl 40 84 0 72 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 3617 0 3607 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 9933 0 8480 91 0 91 91 0 8 0 ffsino 272 9933 0 8480 98 0 98 98 0 8 0 nchpl 144 18322 0 16688 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 64020 0 64018 1 0 1 1 0 8 0 percpumem 16 48 0 6 1 0 1 1 0 8 0 kstatmem 264 34 0 12 2 0 2 2 0 8 0 scxspl 216 60897 0 60897 31 29 2 8 0 8 2 plimitpl 152 1650 0 1627 15 14 1 2 0 8 0 sigapl 424 6551 0 6497 7 0 7 7 0 8 0 futexpl 64 61810 0 61804 2 1 1 1 0 8 0 knotepl 120 782 0 0 16 0 16 16 0 8 0 kqueuepl 216 1929 0 1921 33 32 1 9 0 8 0 pipepl 320 2205 0 2176 77 74 3 13 0 8 0 fdescpl 496 6533 0 6497 6 1 5 5 0 8 0 filepl 152 55834 0 55585 119 101 18 25 0 8 8 lockfpl 104 1331 0 1329 2 1 1 2 0 8 0 lockfspl 48 215 0 213 1 0 1 1 0 8 0 sessionpl 144 29 0 13 1 0 1 1 0 8 0 pgrppl 48 138 0 122 1 0 1 1 0 8 0 ucredpl 104 8517 0 8499 1 0 1 1 0 8 0 zombiepl 144 6497 0 6497 1 0 1 1 0 8 1 processpl 1072 6551 0 6497 4 0 4 4 0 8 0 procpl 672 20268 0 20187 12 4 8 9 0 8 0 sosppl 168 128 0 126 6 5 1 1 0 8 0 sockpl 488 20751 0 20710 448 434 14 51 0 8 8 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 25 0 0 3 0 3 3 0 8 0 mcl12k 12288 41 0 0 2 0 2 2 0 8 0 mcl9k 9216 23 0 0 2 0 2 2 0 8 0 mcl8k 8192 25 0 0 3 0 3 3 0 8 0 mcl4k 4096 33 0 0 4 0 4 4 0 8 0 mcl2k2 2112 8 0 0 1 0 1 1 0 8 0 mcl2k 2048 414 0 0 49 8 41 49 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 1927 0 0 109 0 109 109 0 8 0 bufpl 288 14171 0 7840 453 0 453 453 0 8 0 anonpl 24 1425065 0 1410961 215 111 104 136 0 186 0 amapchunkpl 152 595529 0 594735 8848 8675 173 4423 0 158 141 amappl16 200 15887 0 15524 119 96 23 45 0 8 3 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 168 0 152 2 1 1 2 0 8 0 amappl13 176 13 0 13 2 2 0 1 0 8 0 amappl12 168 474 0 469 1 0 1 1 0 8 0 amappl11 160 46 0 36 1 0 1 1 0 8 0 amappl10 152 52 0 38 1 0 1 1 0 8 0 amappl9 144 1006 0 1003 1 0 1 1 0 8 0 amappl8 136 468 0 354 4 0 4 4 0 8 0 amappl7 128 185 0 163 2 0 2 2 0 8 0 amappl6 120 238 0 223 1 0 1 1 0 8 0 amappl5 112 243 0 237 1 0 1 1 0 8 0 amappl4 104 712 0 684 2 1 1 2 0 8 0 amappl3 96 20475 0 20409 2 0 2 2 0 8 0 amappl2 88 7335 0 7249 3 0 3 3 0 8 0 amappl1 80 156056 0 155243 25 7 18 22 0 8 0 amappl 88 47049 0 46811 7 1 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 6533 0 6497 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 6533 0 6497 1 0 1 1 0 8 0 vmmpekpl 168 60264 0 60198 4 0 4 4 0 8 0 vmmpepl 168 615685 0 612618 230 89 141 151 0 357 2 vmsppl 368 6532 0 6497 4 0 4 4 0 8 0 rwobjpl 56 178221 0 170561 118 6 112 112 0 8 0 pdppl 4096 13073 0 12994 227 146 81 83 0 8 2 pvpl 32 2707008 0 2686402 433 242 191 271 0 265 3 pmappl 248 6532 0 6497 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1241 0 309 27 0 27 27 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(ffffffff8259db48) at panic+0x177 sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002e4e9028) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd8067b291c0,fffffd8066d2a810) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd8066d2a810) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd8066d2a810) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002e4e92c0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd807bfddb40,ffff80002e4e9420,ffff80002e4e9450,ffff80002e4e9350) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff80002132ad28,ffffff9c,20000200,83) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002e4e95d0) at syscall+0x438 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002e4e95d0) at syscall+0x438 sys/arch/amd64/amd64/trap.c:599 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x99223bfb8f0, count: -11 ddb{0}> machine ddbcpu 1