panic: ufsdirhash_lookup: bad offset in hash array Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *223878 63147 0 0 0x4000000 1 syz-executor.0 262166 73433 0 0x14000 0x200 0 zerothread db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82864fa9) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd80675e5340,ffff8000211d8c00,1,fffffd80675e540c,ffff80002b01ee48,ffff80002b01ee54) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd805c25ba30,ffff80002b01f0f8,ffff80002b01f128) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002b01f0c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002b01f0c8) at namei+0x55a sys/kern/vfs_lookup.c:250 dounlinkat(ffff8000211f3b40,5,200005c0,8) at dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 syscall(ffff80002b01f2a0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002b01f2a0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x67b8501afa0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: ufsdirhash_lookup: bad offset in hash array ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82864fa9) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd80675e5340,ffff8000211d8c00,1,fffffd80675e540c,ffff80002b01ee48,ffff80002b01ee54) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd805c25ba30,ffff80002b01f0f8,ffff80002b01f128) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002b01f0c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002b01f0c8) at namei+0x55a sys/kern/vfs_lookup.c:250 dounlinkat(ffff8000211f3b40,5,200005c0,8) at dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 syscall(ffff80002b01f2a0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002b01f2a0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x67b8501afa0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002b01ec60 rbx 0xffff800020d59b9f rdx 0xffff800000cc9480 rcx 0xffff8000211f3b40 rax 0xffff800020d58ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xa2abb7a972666a84 r11 0xc55bc6b4aabd08c1 r12 0xffff800020d599a0 r13 0 r14 0 r15 0x1 rip 0xffffffff8164db2c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002b01ec50 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=223878 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff8000211e5350,0xffff8000211f3898 process=0xffff8000212c5508 user=0xffff80002b01a000, vmspace=0xfffffd8008a0eae0 estcpu=32, cpticks=0, pctcpu=0.1 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 63147 276585 63781 0 2 0 syz-executor.0 *63147 223878 63781 0 7 0x4000000 syz-executor.0 90673 252282 6816 0 3 0x80 nanoslp syz-executor.1 90673 112101 6816 0 3 0x4000080 fsleep syz-executor.1 90673 14416 6816 0 3 0x4000080 fsleep syz-executor.1 90673 312588 6816 0 3 0x4000080 fsleep syz-executor.1 54657 179433 14361 0 3 0x80 nanoslp syz-executor.2 54657 269926 14361 0 3 0x4000080 lockf syz-executor.2 54657 11098 14361 0 3 0x4000080 fsleep syz-executor.2 54657 177110 14361 0 3 0x4000080 fsleep syz-executor.2 87504 461348 78723 0 3 0x80 nanoslp syz-executor.5 87504 273728 78723 0 3 0x4000080 lockf syz-executor.5 87504 437009 78723 0 3 0x4000080 fsleep syz-executor.5 48544 86877 7756 0 3 0x2 biowait syz-executor.3 78723 181348 7756 0 3 0x82 nanoslp syz-executor.5 6816 337392 7756 0 3 0x82 nanoslp syz-executor.1 14361 495464 7756 0 3 0x82 nanoslp syz-executor.2 63781 350999 7756 0 3 0x82 nanoslp syz-executor.0 25998 288994 7756 0 3 0x82 nanoslp syz-executor.4 72949 258168 0 0 3 0x14200 acct acct 44653 395738 7756 0 3 0x2 biowait syz-executor.6 24262 258879 7756 0 3 0x82 nanoslp syz-executor.7 10973 321121 1 0 3 0x100083 ttyin getty 66896 468861 0 0 3 0x14280 nfsidl nfsio 54106 26850 0 0 3 0x14280 nfsidl nfsio 94027 94891 0 0 3 0x14280 nfsidl nfsio 3147 507784 0 0 3 0x14280 nfsidl nfsio 10699 74314 0 0 3 0x14280 nfsidl nfsio 26417 24246 0 0 3 0x14280 nfsidl nfsio 55332 253246 0 0 3 0x14280 nfsidl nfsio 28186 6436 0 0 3 0x14280 nfsidl nfsio 87118 384619 0 0 3 0x14280 nfsidl nfsio 91716 416085 0 0 3 0x14280 nfsidl nfsio 93653 459138 0 0 3 0x14280 nfsidl nfsio 71856 63748 0 0 3 0x14280 nfsidl nfsio 68139 401707 0 0 3 0x14280 nfsidl nfsio 14146 398138 0 0 3 0x14280 nfsidl nfsio 82002 329345 0 0 3 0x14280 nfsidl nfsio 57121 212647 0 0 3 0x14280 nfsidl nfsio 73280 148854 0 0 3 0x14280 nfsidl nfsio 92641 393913 0 0 3 0x14280 nfsidl nfsio 13604 130310 0 0 3 0x14280 nfsidl nfsio 87319 405206 0 0 3 0x14280 nfsidl nfsio 28570 7620 0 0 3 0x14200 bored sosplice 7756 402187 74240 0 3 0x2000082 wait syz-fuzzer 7756 241598 74240 0 3 0x6000082 nanoslp syz-fuzzer 7756 512414 74240 0 3 0x6000082 thrsleep syz-fuzzer 7756 405190 74240 0 3 0x6000082 wait syz-fuzzer 7756 96159 74240 0 3 0x6000082 wait syz-fuzzer 7756 214546 74240 0 3 0x6000082 wait syz-fuzzer 7756 50548 74240 0 3 0x6000082 thrsleep syz-fuzzer 7756 177333 74240 0 3 0x6000082 wait syz-fuzzer 7756 467988 74240 0 3 0x6000082 kqread syz-fuzzer 7756 167730 74240 0 3 0x6000082 thrsleep syz-fuzzer 7756 345875 74240 0 3 0x6000082 thrsleep syz-fuzzer 7756 93864 74240 0 3 0x6000082 wait syz-fuzzer 7756 497843 74240 0 3 0x6000082 thrsleep syz-fuzzer 7756 38514 74240 0 3 0x6000082 wait syz-fuzzer 7756 522829 74240 0 3 0x6000082 wait syz-fuzzer 7756 241887 74240 0 3 0x6000082 thrsleep syz-fuzzer 74240 498483 35251 0 3 0x10008a sigsusp ksh 35251 68557 86771 0 3 0x9a kqread sshd 86771 360434 1 0 3 0x88 kqread sshd 44685 467254 70750 74 3 0x1100092 bpf pflogd 70750 159457 1 0 3 0x80 netio pflogd 84716 88129 46486 73 3 0x1100090 kqread syslogd 46486 519088 1 0 3 0x100082 netio syslogd 85940 479564 1 0 3 0x100080 kqread resolvd 13546 69390 56325 77 3 0x100092 kqread dhcpleased 55668 433328 56325 77 3 0x100092 kqread dhcpleased 56325 2663 1 0 3 0x80 kqread dhcpleased 41756 343292 0 0 3 0x14200 bored smr 73433 262166 0 0 7 0x14200 zerothread 28919 424456 0 0 3 0x14200 aiodoned aiodoned 80153 171338 0 0 3 0x14200 syncer update 83241 218325 0 0 3 0x14200 cleaner cleaner 54258 159174 0 0 3 0x14200 reaper reaper 97651 272635 0 0 3 0x14200 pgdaemon pagedaemon 2232 264246 0 0 3 0x14200 bored viomb 677 22764 0 0 3 0x40014200 acpi0 acpi0 34419 251368 0 0 3 0x40014200 idle1 23585 362334 0 0 3 0x14200 bored softnet3 34839 14877 0 0 3 0x14200 bored softnet2 16624 340402 0 0 3 0x14200 bored softnet1 71718 344161 0 0 3 0x14200 bored softnet0 27422 421988 0 0 3 0x14200 bored systqmp 9867 502331 0 0 3 0x14200 bored systq 85634 211513 0 0 3 0x40014200 bored softclock 22171 129798 0 0 3 0x40014200 idle0 1 495900 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 63147 (syz-executor.0) thread 0xffff8000211f3b40 (223878) exclusive rrwlock inode r = 0 (0xfffffd80675e53d8) #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 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d43530) #0 witness_lock+0x447 #1 syscall+0x5cd mi_syscall sys/sys/syscall_mi.h:110 [inline] #1 syscall+0x5cd sys/arch/amd64/amd64/trap.c:623 #2 Xsyscall+0x128 Process 48544 (syz-executor.3) thread 0xffff80002121edb8 (86877) exclusive rrwlock inode r = 0 (0xfffffd807d7653c8) #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 (0xfffffd806e10fa28) #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 44653 (syz-executor.6) thread 0xffff80002121dc18 (395738) exclusive rrwlock inode r = 0 (0xfffffd807baf51b8) #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 (0xfffffd806e4dad68) #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 10210 6499K 7321K 78643K 16747 0 pcb 13 16K 17K 78643K 1162 0 rtable 239 7K 7K 78643K 2303 0 pf 32 9K 10K 78643K 436 0 ifaddr 45 17K 18K 78643K 394 0 ifgroup 55 2K 2K 78643K 744 0 sysctl 3 1K 3K 78643K 519 0 counters 60 35K 36K 78643K 402 0 ioctlops 0 0K 4K 78643K 1873 0 iov 0 0K 24K 78643K 1858 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1510 94K 95K 78643K 7036 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 134 0 VM map 2 1K 1K 78643K 2 0 sem 10 0K 0K 78643K 21 0 dirhash 93 16K 17K 78643K 10374 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 14 49K 89K 78643K 18066 0 sigio 1 0K 0K 78643K 1164 0 proc 70 91K 115K 78643K 2854 0 subproc 104 6K 6K 78643K 841 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 705 0 in_multi 99 7K 7K 78643K 862 0 ether_multi 1 0K 0K 78643K 11 0 mrt 1 0K 0K 78643K 4 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 157 705K 705K 78643K 157 0 exec 0 0K 1K 78643K 3390 0 pfkey data 0 0K 0K 78643K 3 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 443 90K 107K 78643K 180458 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 345 0 NDP 12 0K 1K 78643K 311 0 temp 74 5876K 6008K 78643K 166250 0 kqueue 12 18K 26K 78643K 1004 0 SYN cache 2 16K 24K 78643K 3 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 120 458 0 455 4 3 1 2 0 8 0 rtentry 112 751 0 640 4 0 4 4 0 8 0 unpcb 144 10395 0 10379 127 125 2 10 0 8 1 syncache 296 69 0 69 24 24 0 1 0 8 0 tcpqe 32 457 0 457 16 16 0 1 0 8 0 tcpcb 808 4905 0 4899 182 175 7 11 0 8 6 arp 120 130 0 112 1 0 1 1 0 8 0 inpcb 368 10928 0 10919 220 211 9 13 0 8 8 nd6 136 207 0 182 1 0 1 1 0 8 0 pkpcb 40 53 0 53 9 9 0 1 0 8 0 kcovpl 48 64 0 56 1 0 1 1 0 8 0 ppxss 1256 23 0 23 7 7 0 1 0 8 0 pffrag 232 125 0 123 4 3 1 1 0 482 0 pffrnode 88 125 0 123 4 3 1 1 0 8 0 pffrent 40 453 0 451 4 3 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 pfstitem 24 626 0 611 1 0 1 1 0 8 0 pfstkey 128 626 0 611 3 2 1 2 0 8 0 pfstate 376 626 0 611 23 20 3 11 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3024 0 2545 35 4 31 31 0 8 0 art_table 32 3025 0 2545 4 0 4 4 0 8 0 art_node 16 741 0 640 1 0 1 1 0 8 0 sysvmsgpl 40 52 0 25 1 0 1 1 0 8 0 semupl 112 7 0 7 1 1 0 1 0 8 0 semapl 112 11 0 3 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 3471 0 3427 15 9 6 6 0 8 0 dino2pl 256 24836 0 23252 100 0 100 100 0 8 0 ffsino 272 24836 0 23252 106 0 106 106 0 8 0 nchpl 144 48734 0 48217 63 40 23 63 0 8 0 uvmvnodes 80 7529 0 0 154 0 154 154 0 8 0 vnodes 216 7529 0 0 419 0 419 419 0 8 0 namei 1024 174543 0 174541 8 7 1 2 0 8 0 percpumem 16 214 0 171 1 0 1 1 0 8 0 kstatmem 264 366 0 342 2 0 2 2 0 8 0 scxspl 216 141830 0 141828 50 49 1 8 1 8 0 plimitpl 152 1895 0 1879 1 0 1 1 0 8 0 sigapl 424 18287 0 18219 10 2 8 8 0 8 0 futexpl 64 141463 0 141457 3 2 1 1 0 8 0 knotepl 120 861 0 0 11 0 11 11 0 8 0 kqueuepl 216 2466 0 2458 37 36 1 5 0 8 0 pipepl 320 4099 0 4070 123 118 5 11 0 8 2 fdescpl 496 18247 0 18220 6 2 4 5 0 8 0 filepl 152 111104 0 110850 215 201 14 25 0 8 3 lockfpl 104 8834 0 8829 11 9 2 2 0 8 1 lockfspl 48 2122 0 2119 1 0 1 1 0 8 0 sessionpl 144 81 0 64 1 0 1 1 0 8 0 pgrppl 48 167 0 150 1 0 1 1 0 8 0 ucredpl 104 14736 0 14721 1 0 1 1 0 8 0 zombiepl 144 18221 0 18219 3 2 1 1 0 8 0 processpl 1072 18287 0 18219 5 0 5 5 0 8 0 procpl 696 51625 0 51533 31 21 10 11 0 8 0 sosppl 168 164 0 164 23 23 0 1 0 8 0 sockpl 488 21923 0 21895 578 566 12 41 0 8 8 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 41 0 0 6 3 3 3 0 8 0 mcl12k 12288 33 0 0 2 0 2 2 0 8 0 mcl9k 9216 11 0 0 1 0 1 1 0 8 0 mcl8k 8192 26 0 0 3 0 3 3 0 8 0 mcl4k 4096 33 0 0 3 0 3 3 0 8 0 mcl2k2 2112 14 0 0 1 0 1 1 0 8 0 mcl2k 2048 360 0 0 34 13 21 34 0 8 0 mtagpl 96 631 0 0 16 12 4 16 0 8 0 mbufpl 256 2107 0 0 108 0 108 108 0 8 0 bufpl 288 35075 0 27546 538 0 538 538 0 8 0 anonpl 24 1806471 0 1793810 211 111 100 121 0 186 0 amapchunkpl 152 568942 0 568100 81 42 39 44 0 158 2 amappl16 200 36001 0 35639 187 165 22 43 0 8 0 amappl15 192 21 0 20 1 0 1 1 0 8 0 amappl14 184 330 0 313 2 1 1 2 0 8 0 amappl13 176 34 0 34 8 8 0 1 0 8 0 amappl12 168 19826 0 19788 4 2 2 3 0 8 0 amappl11 160 88 0 73 1 0 1 1 0 8 0 amappl10 152 96 0 81 1 0 1 1 0 8 0 amappl9 144 334 0 334 32 31 1 1 0 8 1 amappl8 136 1053 0 854 9 1 8 8 0 8 0 amappl7 128 157 0 141 2 0 2 2 0 8 0 amappl6 120 860 0 827 16 14 2 2 0 8 0 amappl5 112 738 0 725 1 0 1 1 0 8 0 amappl4 104 1297 0 1247 3 1 2 2 0 8 0 amappl3 96 111248 0 111170 4 1 3 3 0 8 0 amappl2 88 19036 0 18959 3 1 2 3 0 8 0 amappl1 80 76521 0 75971 23 10 13 23 0 8 0 amappl 88 179069 0 178831 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 18247 0 18220 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 18247 0 18220 1 0 1 1 0 8 0 vmmpekpl 168 143337 0 143255 4 0 4 4 0 8 0 vmmpepl 168 1103529 0 1101126 416 285 131 165 0 357 1 vmsppl 464 18246 0 18220 5 1 4 5 0 8 0 rwobjpl 56 272526 0 263253 149 17 132 132 0 8 0 pdppl 4096 36501 0 36440 967 898 69 81 0 8 8 pvpl 32 4877717 0 4858941 512 332 180 346 0 265 0 pmappl 248 18246 0 18220 3 1 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2339 0 1329 29 0 29 29 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82c08ff0) 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 __mp_lock(ffffffff82d43328) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d43328) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff8000211d1c70,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f uvm_pagezero_thread(ffff8000211ac008) at uvm_pagezero_thread+0x152 sys/uvm/uvm_pmemrange.c:2179 end trace frame: 0x0, count: 8 ddb{0}> trace x86_ipi_db(ffffffff82c08ff0) 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 __mp_lock(ffffffff82d43328) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d43328) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff8000211d1c70,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f uvm_pagezero_thread(ffff8000211ac008) at uvm_pagezero_thread+0x152 sys/uvm/uvm_pmemrange.c:2179 end trace frame: 0x0, count: -7 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(ffffffff82864fa9) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd80675e5340,ffff8000211d8c00,1,fffffd80675e540c,ffff80002b01ee48,ffff80002b01ee54) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd805c25ba30,ffff80002b01f0f8,ffff80002b01f128) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002b01f0c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002b01f0c8) at namei+0x55a sys/kern/vfs_lookup.c:250 dounlinkat(ffff8000211f3b40,5,200005c0,8) at dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 syscall(ffff80002b01f2a0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002b01f2a0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x67b8501afa0, count: 5 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82864fa9) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd80675e5340,ffff8000211d8c00,1,fffffd80675e540c,ffff80002b01ee48,ffff80002b01ee54) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd805c25ba30,ffff80002b01f0f8,ffff80002b01f128) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002b01f0c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002b01f0c8) at namei+0x55a sys/kern/vfs_lookup.c:250 dounlinkat(ffff8000211f3b40,5,200005c0,8) at dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 syscall(ffff80002b01f2a0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002b01f2a0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x67b8501afa0, count: -10