panic: bad dir Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *505206 58806 0 0x1002000 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833912b1) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_dirbadentry(ffff80003c4450b8,ffff80003c4450b8,c77045dfca4e001f) at ufs_dirbadentry VOP_LOOKUP(fffffd800b0336c0,ffff80003c445188,ffff80003c445128) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 unveil_find_cover(fffffd80685f7b48,ffff8000343e39d0) at unveil_find_cover+0x16d sys/kern/kern_unveil.c:277 unveil_add_vnode(ffff8000343e39d0,fffffd80685f7b48) at unveil_add_vnode+0xd1 sys/kern/kern_unveil.c:391 unveil_add(ffff8000343e39d0,ffff80003c445328,ffff80003c4453e3) at unveil_add+0x448 sys/kern/kern_unveil.c:494 sys_unveil(ffff8000343e39d0,ffff80003c445510,ffff80003c445460) at sys_unveil+0x61c sys/kern/vfs_syscalls.c:1032 syscall(ffff80003c445510) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c445510) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa59f30de30, count: 5 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: bad dir ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833912b1) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_dirbadentry(ffff80003c4450b8,ffff80003c4450b8,c77045dfca4e001f) at ufs_dirbadentry VOP_LOOKUP(fffffd800b0336c0,ffff80003c445188,ffff80003c445128) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 unveil_find_cover(fffffd80685f7b48,ffff8000343e39d0) at unveil_find_cover+0x16d sys/kern/kern_unveil.c:277 unveil_add_vnode(ffff8000343e39d0,fffffd80685f7b48) at unveil_add_vnode+0xd1 sys/kern/kern_unveil.c:391 unveil_add(ffff8000343e39d0,ffff80003c445328,ffff80003c4453e3) at unveil_add+0x448 sys/kern/kern_unveil.c:494 sys_unveil(ffff8000343e39d0,ffff80003c445510,ffff80003c445460) at sys_unveil+0x61c sys/kern/vfs_syscalls.c:1032 syscall(ffff80003c445510) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c445510) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa59f30de30, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c444ee0 rbx 0xffffffff83826dd7 cpu_info_full_primary+0x2dd7 rdx 0xffff800001477980 rcx 0xffff8000343e39d0 rax 0xffffffff83825ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf9ae855ecc63a1ff r11 0xc7d90f36b5c91df2 r12 0xffffffff83826bd8 cpu_info_full_primary+0x2bd8 r13 0 r14 0 r15 0x1 rip 0xffffffff825d40f5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c444ed0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=505206 pid=58806 tcnt=2 stat=onproc flags process=1002000 proc=4000000 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000343e39d0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000343e27e0,0xffffffff83931c30 process=0xffff8000fffe6208 user=0xffff80003c440000, vmspace=0xfffffd8062dd6b68 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 58806 261945 78484 0 4 0x1082000 syz-executor *58806 505206 78484 0 7 0x5002000 syz-executor 80618 38862 8594 0 2 0xc90 syz-executor 80618 247358 8594 0 3 0x4000090 lockf syz-executor 80618 169672 8594 0 3 0x4000090 fsleep syz-executor 87887 98124 38797 0 2 0 syz-executor 87887 255774 38797 0 3 0x4000080 fsleep syz-executor 87887 172367 38797 0 3 0x4000080 fsleep syz-executor 60825 208325 56409 0 2 0x10 syz-executor 60825 59834 56409 0 3 0x4000090 ttyout syz-executor 60825 246571 56409 0 3 0x4000090 fsleep syz-executor 15897 7380 21580 0 2 0 syz-executor 15897 63137 21580 0 3 0x4000080 lockf syz-executor 15897 217819 21580 0 3 0x4000080 lockf syz-executor 15897 128455 21580 0 2 0x4000000 syz-executor 8594 73458 79817 0 2 0xc82 syz-executor 64044 513965 0 0 3 0x14200 bored sosplice 56409 158364 79817 0 2 0xc82 syz-executor 59157 487438 79817 0 2 0x2 syz-executor 78484 437275 79817 0 2 0xc82 syz-executor 21580 124979 79817 0 2 0xc82 syz-executor 39776 233025 79817 0 3 0x2 biowait syz-executor 38797 462004 79817 0 2 0xc82 syz-executor 57277 462456 79817 0 3 0x82 wait syz-executor 79817 350946 29406 0 3 0x82 kqread syz-executor 29406 201918 54631 0 3 0x10008a sigsusp ksh 54631 498005 38126 0 3 0x98 kqread sshd-session 38126 174886 17380 0 3 0x92 kqread sshd-session 35405 101966 1 0 3 0x100083 ttyin getty 17380 161332 1 0 3 0x88 kqread sshd 63311 508453 15217 74 3 0x1100092 bpf pflogd 15217 320392 1 0 3 0x80 sbwait pflogd 45339 53210 76122 73 3 0x1100090 kqread syslogd 76122 264857 1 0 3 0x100082 sbwait syslogd 91057 86560 1 0 3 0x100080 kqread resolvd 62635 169454 52587 77 3 0x100092 kqread dhcpleased 99031 427073 52587 77 3 0x100092 kqread dhcpleased 52587 95497 1 0 3 0x80 kqread dhcpleased 64652 218496 0 0 3 0x14200 bored smr 18830 502928 0 0 2 0x14200 zerothread 19413 486054 0 0 3 0x14200 aiodoned aiodoned 86683 346720 0 0 3 0x14200 syncer update 24174 89524 0 0 3 0x14200 cleaner cleaner 97041 455570 0 0 3 0x14200 reaper reaper 62657 46209 0 0 3 0x14200 pgdaemon pagedaemon 50438 311125 0 0 3 0x14200 bored viomb 49175 221324 0 0 3 0x40014200 acpi0 acpi0 31975 378549 0 0 7 0x40014200 idle1 85680 469228 0 0 3 0x14200 bored softnet3 11064 480924 0 0 3 0x14200 bored softnet2 4680 14536 0 0 3 0x14200 bored softnet1 66478 148976 0 0 3 0x14200 bored softnet0 26972 413116 0 0 3 0x14200 bored systqmp 62045 356886 0 0 3 0x14200 bored systq 67241 300829 0 0 3 0x14200 tmoslp softclockmp 2951 449055 0 0 2 0x40014200 softclock 79015 151300 0 0 3 0x40014200 idle0 1 36897 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 58806 (syz-executor) thread 0xffff8000343e39d0 (505206) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839d8340) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2da sys/kern/kern_synch.c:366 #3 biowait+0xc1 sys/kern/vfs_bio.c:1242 #4 ffs_bufatoff+0x16f sys/ufs/ffs/ffs_subr.c:71 #5 ufs_lookup+0x548 sys/ufs/ufs/ufs_lookup.c:256 #6 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #7 unveil_find_cover+0x16d sys/kern/kern_unveil.c:277 #8 unveil_add_vnode+0xd1 sys/kern/kern_unveil.c:391 #9 unveil_add+0x448 sys/kern/kern_unveil.c:494 #10 sys_unveil+0x61c sys/kern/vfs_syscalls.c:1032 #11 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807e452be0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:693 #6 unveil_find_cover+0x133 sys/kern/kern_unveil.c:273 #7 unveil_add_vnode+0xd1 sys/kern/kern_unveil.c:391 #8 unveil_add+0x448 sys/kern/kern_unveil.c:494 #9 sys_unveil+0x61c sys/kern/vfs_syscalls.c:1032 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #11 Xsyscall+0x128 Process 59157 (syz-executor) thread 0xffff8000ffff0540 (487438) exclusive rrwlock inode r = 0 (0xfffffd806e0d7f58) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3109 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c9818b8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3094 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #9 Xsyscall+0x128 Process 39776 (syz-executor) thread 0xffff8000ffff14a0 (233025) exclusive rrwlock inode r = 0 (0xfffffd806a3f8760) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3109 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c981c18) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3094 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10211 11026K 11420K 166960K 12546 0 pcb 19 15K 16K 166960K 146 0 rtable 255 12K 13K 166960K 483 0 pf 40 18K 22K 166960K 102 0 ifaddr 45 8K 8K 166960K 76 0 ifgroup 59 2K 2K 166960K 120 0 sysctl 4 1K 9K 166960K 10 0 counters 70 37K 37K 166960K 142 0 ioctlops 0 0K 4K 166960K 1626 0 iov 0 0K 12K 166960K 229 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1532 96K 97K 166960K 2174 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 7 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 29 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 93K 166960K 677 0 sigio 0 0K 0K 166960K 25 0 proc 73 103K 115K 166960K 613 0 subproc 72 4K 4K 166960K 82 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 111 0 in_multi 96 7K 7K 166960K 126 0 ether_multi 1 0K 0K 166960K 1 0 mrt 3 0K 0K 166960K 7 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 91 413K 413K 166960K 91 0 exec 0 0K 1K 166960K 567 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 239 167K 182K 166960K 7817 0 UVM aobj 7 2K 2K 166960K 7 0 pinsyscall 41 82K 107K 166960K 1831 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 28 0 NDP 13 0K 2K 166960K 50 0 temp 77 8696K 8760K 166960K 31305 0 kqueue 14 20K 28K 166960K 113 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 74 0 71 1 0 1 1 0 8 0 rtentry 176 138 0 30 6 0 6 6 0 8 0 unpcb 144 752 0 732 9 3 6 6 0 8 5 syncache 336 5 0 5 3 2 1 1 0 8 1 tcpcb 736 237 0 230 10 9 1 10 0 8 0 arp 128 22 0 3 1 0 1 1 0 8 0 inpcb 328 858 0 845 15 8 7 9 0 8 5 nd6 144 30 0 3 1 0 1 1 0 8 0 pkpcb 40 11 0 11 2 1 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 28 0 28 1 0 1 1 0 8 1 pppxif 1504 4 0 4 2 1 1 1 0 8 1 pffrag 232 5 0 0 1 0 1 1 0 482 0 pffrnode 88 5 0 0 1 0 1 1 0 8 0 pffrent 40 5 0 0 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 3 0 1 1 0 1 1 0 8 0 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pftag 88 2 0 1 1 0 1 1 0 8 0 pfstitem 24 52 0 10 1 0 1 1 0 8 0 pfstkey 128 52 0 10 2 0 2 2 0 8 0 pfstate 384 52 0 10 5 0 5 5 0 8 0 pfrule 1344 92 0 83 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 570 0 144 33 1 32 32 0 8 3 art_table 32 572 0 144 5 0 5 5 0 8 1 art_node 16 137 0 44 1 0 1 1 0 8 0 sysvmsgpl 40 8 0 5 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 26 0 16 1 0 1 1 0 8 0 shmpl 112 4 0 0 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 2520 0 1010 95 0 95 95 0 8 0 ffsino 288 2520 0 1010 109 0 109 109 0 8 0 nchpl 144 3480 0 1782 64 0 64 64 0 8 0 rtmask 32 8 0 8 2 1 1 1 0 8 1 uvmvnodes 80 3246 0 0 67 0 67 67 0 8 0 vnodes 216 3246 0 0 181 0 181 181 0 8 0 namei 1024 12488 0 12484 3 2 1 2 0 8 0 percpumem 16 86 0 36 1 0 1 1 0 8 0 kstatmem 264 68 0 38 3 0 3 3 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 13874 0 13873 12 10 2 8 1 8 1 plimitpl 152 204 0 187 1 0 1 1 0 8 0 sigapl 424 1010 0 961 11 2 9 9 0 8 2 knotepl 120 563 0 0 18 0 18 18 0 8 0 kqueuepl 224 320 0 310 6 4 2 5 0 8 1 pipepl 336 223 0 196 9 0 9 9 0 8 5 fdescpl 520 969 0 939 3 0 3 3 0 8 0 filepl 160 6581 0 6349 26 8 18 18 0 8 6 lockfpl 104 220 0 212 1 0 1 1 0 8 0 lockfspl 48 71 0 66 1 0 1 1 0 8 0 sessionpl 144 25 0 16 1 0 1 1 0 8 0 pgrppl 48 46 0 29 1 0 1 1 0 8 0 ucredpl 104 611 0 596 1 0 1 1 0 8 0 zombiepl 144 962 0 961 2 1 1 1 0 8 0 processpl 1240 1010 0 961 6 0 6 6 0 8 0 procpl 656 1878 0 1819 9 1 8 8 0 8 1 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 6 0 6 2 1 1 1 0 8 1 sockpl 728 1709 0 1669 26 14 12 16 0 8 8 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 107 0 0 14 0 14 14 0 8 0 mcl2k 2048 27 0 0 4 0 4 4 0 8 0 mtagpl 96 22 0 0 1 0 1 1 0 8 0 mbufpl 256 232 0 0 15 0 15 15 0 8 0 bufpl 280 4636 0 120 323 0 323 323 0 8 0 anonpl 32 13211 0 0 107 0 107 107 0 246 0 amapchunkpl 152 26232 0 25752 45 9 36 36 0 158 14 amappl16 200 4360 0 4326 42 27 15 27 0 8 8 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 120 0 108 1 0 1 1 0 8 0 amappl13 176 12 0 12 1 1 0 1 0 8 0 amappl12 168 1657 0 1627 4 2 2 3 0 8 0 amappl11 160 50 0 36 1 0 1 1 0 8 0 amappl10 152 4 0 4 1 1 0 1 0 8 0 amappl9 144 245 0 244 3 2 1 1 0 8 0 amappl8 136 24 0 22 1 0 1 1 0 8 0 amappl7 128 118 0 105 1 0 1 1 0 8 0 amappl6 120 197 0 193 1 0 1 1 0 8 0 amappl5 112 132 0 121 1 0 1 1 0 8 0 amappl4 104 334 0 314 1 0 1 1 0 8 0 amappl3 96 4892 0 4782 6 2 4 4 0 8 0 amappl2 88 678 0 615 2 0 2 2 0 8 0 amappl1 80 11253 0 10655 16 2 14 15 0 8 0 amappl 88 6997 0 6833 6 1 5 5 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 7 0 7 2 1 1 1 0 8 1 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 20 0 19 1 0 1 1 0 8 0 aobjpl 72 6 0 0 1 0 1 1 0 8 0 uaddrrnd 24 969 0 939 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 969 0 939 1 0 1 1 0 8 0 vmmpekpl 168 9590 0 9545 3 0 3 3 0 8 0 vmmpepl 168 68412 0 66471 113 13 100 108 0 357 0 vmsppl 480 968 0 939 6 1 5 5 0 8 0 rwobjpl 72 24273 0 20084 84 3 81 81 0 8 0 pdppl 4096 1945 0 1878 101 30 71 85 0 8 4 pvpl 32 20887 0 0 169 0 169 169 0 265 0 pmappl 256 968 0 939 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 410 0 47 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833912b1) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_dirbadentry(ffff80003c4450b8,ffff80003c4450b8,c77045dfca4e001f) at ufs_dirbadentry VOP_LOOKUP(fffffd800b0336c0,ffff80003c445188,ffff80003c445128) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 unveil_find_cover(fffffd80685f7b48,ffff8000343e39d0) at unveil_find_cover+0x16d sys/kern/kern_unveil.c:277 unveil_add_vnode(ffff8000343e39d0,fffffd80685f7b48) at unveil_add_vnode+0xd1 sys/kern/kern_unveil.c:391 unveil_add(ffff8000343e39d0,ffff80003c445328,ffff80003c4453e3) at unveil_add+0x448 sys/kern/kern_unveil.c:494 sys_unveil(ffff8000343e39d0,ffff80003c445510,ffff80003c445460) at sys_unveil+0x61c sys/kern/vfs_syscalls.c:1032 syscall(ffff80003c445510) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c445510) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa59f30de30, count: -10 ddb{0}> machine ddbcpu 1