panic: ufs_rename: lost dir entry Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *438948 41149 0 0 0x4000000 0K syz-executor.4 441148 33395 0 0x1000 0x4080000 1 syz-executor.5 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827aec5b) at panic+0x17b sys/kern/subr_prf.c:198 ufs_rename(ffff800021295a78) at ufs_rename+0x15b1 sys/ufs/ufs/ufs_vnops.c:908 VOP_RENAME(fffffd80768a6ea0,fffffd8058298e70,ffff800021295c48,fffffd80768a6ea0,0,ffff800021295b98) at VOP_RENAME+0xf4 sys/kern/vfs_vops.c:370 dorenameat(ffff8000211ea300,ffffff9c,20000600,ffffff9c,20000240) at dorenameat+0x2a0 sys/kern/vfs_syscalls.c:2994 syscall(ffff800021295de0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800021295de0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa6759b4b00, count: 8 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: ufs_rename: lost dir entry ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827aec5b) at panic+0x17b sys/kern/subr_prf.c:198 ufs_rename(ffff800021295a78) at ufs_rename+0x15b1 sys/ufs/ufs/ufs_vnops.c:908 VOP_RENAME(fffffd80768a6ea0,fffffd8058298e70,ffff800021295c48,fffffd80768a6ea0,0,ffff800021295b98) at VOP_RENAME+0xf4 sys/kern/vfs_vops.c:370 dorenameat(ffff8000211ea300,ffffff9c,20000600,ffffff9c,20000240) at dorenameat+0x2a0 sys/kern/vfs_syscalls.c:2994 syscall(ffff800021295de0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800021295de0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa6759b4b00, count: -7 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800021295800 rbx 0xffffffff82bacb9f cpu_info_full_primary+0x2b9f rdx 0 rcx 0xffff8000211ea300 rax 0xffffffff82babff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xb9cc41816ebf54f1 r11 0x38caa2c5e4d15a3a r12 0xffffffff82bac9a0 cpu_info_full_primary+0x29a0 r13 0 r14 0 r15 0x1 rip 0xffffffff8207a77c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff8000212957f0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.4) pid=438948 stat=onproc flags process=0 proc=4000000 pri=17, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff8000211eb608,0xffff8000212cfc30 process=0xffff80002130e9f8 user=0xffff800021290000, vmspace=0xfffffd8008a16910 estcpu=29, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 85776 442982 66523 0 3 0x1 inode syz-executor.3 82189 236883 24253 0 3 0x1 inode syz-executor.2 44501 501164 36446 0 3 0x1 inode syz-executor.0 1519 35736 10449 0 3 0x80 fsleep syz-executor.7 1519 351747 10449 0 3 0x4000080 dklk syz-executor.7 1519 485031 10449 0 3 0x4000080 dklk syz-executor.7 41149 219113 60211 0 2 0x1 syz-executor.4 41149 429964 60211 0 3 0x4000001 inode syz-executor.4 41149 197326 60211 0 3 0x4000001 inode syz-executor.4 *41149 438948 60211 0 7 0x4000000 syz-executor.4 50196 301527 75065 0 3 0x80 fsleep syz-executor.1 50196 79656 75065 0 3 0x4000080 dklk syz-executor.1 50196 497951 75065 0 3 0x4000080 dklk syz-executor.1 21435 59902 68311 0 3 0x80 fsleep syz-executor.5 21435 498166 68311 0 3 0x4000080 dklk syz-executor.5 11851 370045 1386 0 3 0x80 fsleep syz-executor.6 11851 457198 1386 0 3 0x4000080 dklk syz-executor.6 68311 157114 50377 0 3 0x3 inode syz-executor.5 33395 55951 1 0 3 0x3000 suspend syz-executor.5 33395 441148 1 0 7 0x4081000 syz-executor.5 1386 320484 50377 0 3 0x3 inode syz-executor.6 22525 156552 1 0 3 0x100083 ttyin getty 66523 380220 50377 0 3 0x3 inode syz-executor.3 10449 521567 50377 0 3 0x3 inode syz-executor.7 75065 201170 50377 0 3 0x82 nanoslp syz-executor.1 24253 138056 50377 0 3 0x82 nanoslp syz-executor.2 36446 252410 50377 0 3 0x3 inode syz-executor.0 60211 107303 50377 0 3 0x3 inode syz-executor.4 93938 265259 0 0 3 0x14200 acct acct 27605 163396 0 0 3 0x14280 nfsidl nfsio 21287 478467 0 0 3 0x14280 nfsidl nfsio 41582 45247 0 0 3 0x14280 nfsidl nfsio 69982 86718 0 0 3 0x14280 nfsidl nfsio 34337 70381 0 0 3 0x14280 nfsidl nfsio 91563 420772 0 0 3 0x14280 nfsidl nfsio 71207 321784 0 0 3 0x14280 nfsidl nfsio 65218 62710 0 0 3 0x14280 nfsidl nfsio 81011 307592 0 0 3 0x14280 nfsidl nfsio 61643 460923 0 0 3 0x14280 nfsidl nfsio 32915 14589 0 0 3 0x14280 nfsidl nfsio 67548 267815 0 0 3 0x14280 nfsidl nfsio 73894 447179 0 0 3 0x14280 nfsidl nfsio 97261 49476 0 0 3 0x14280 nfsidl nfsio 80491 127689 0 0 3 0x14280 nfsidl nfsio 77982 480304 0 0 3 0x14280 nfsidl nfsio 81502 25722 0 0 3 0x14280 nfsidl nfsio 75633 412638 0 0 3 0x14280 nfsidl nfsio 21472 505669 0 0 3 0x14280 nfsidl nfsio 76075 491692 0 0 3 0x14280 nfsidl nfsio 25932 326091 0 0 3 0x14200 bored sosplice 50377 342338 14036 0 3 0x2000082 wait syz-fuzzer 50377 391727 14036 0 3 0x6000082 thrsleep syz-fuzzer 50377 13578 14036 0 3 0x6000082 wait syz-fuzzer 50377 355923 14036 0 3 0x6000082 thrsleep syz-fuzzer 50377 104334 14036 0 3 0x6000082 wait syz-fuzzer 50377 127332 14036 0 3 0x6000082 wait syz-fuzzer 50377 395994 14036 0 3 0x6000082 wait syz-fuzzer 50377 136968 14036 0 3 0x6000082 wait syz-fuzzer 50377 105977 14036 0 3 0x6000082 thrsleep syz-fuzzer 50377 70116 14036 0 3 0x6000082 thrsleep syz-fuzzer 50377 8247 14036 0 3 0x6000082 thrsleep syz-fuzzer 50377 512524 14036 0 3 0x6000082 thrsleep syz-fuzzer 50377 82501 14036 0 3 0x6000082 wait syz-fuzzer 50377 411786 14036 0 3 0x6000082 wait syz-fuzzer 50377 250940 14036 0 3 0x6000082 kqread syz-fuzzer 50377 349138 14036 0 3 0x6000082 thrsleep syz-fuzzer 14036 414218 49414 0 3 0x10008a sigsusp ksh 49414 340366 61094 0 3 0x9a kqread sshd 61094 187437 1 0 3 0x88 kqread sshd 35420 248246 55283 74 3 0x1100092 bpf pflogd 55283 454754 1 0 3 0x80 netio pflogd 76074 396556 36419 73 3 0x1100090 kqread syslogd 36419 169465 1 0 3 0x100082 netio syslogd 27583 324366 1 0 3 0x100080 kqread resolvd 476 69274 82754 77 3 0x100092 kqread dhcpleased 41286 28797 82754 77 3 0x100092 kqread dhcpleased 82754 115965 1 0 3 0x80 kqread dhcpleased 78283 248900 0 0 3 0x14200 bored smr 2056 413942 0 0 3 0x14200 pgzero zerothread 30158 120425 0 0 3 0x14200 aiodoned aiodoned 92627 26593 0 0 3 0x14200 syncer update 64573 277635 0 0 3 0x14200 cleaner cleaner 94369 478096 0 0 3 0x14200 reaper reaper 65023 18342 0 0 3 0x14200 pgdaemon pagedaemon 24319 401158 0 0 3 0x14200 bored viomb 99497 19132 0 0 3 0x40014200 acpi0 acpi0 6527 293821 0 0 3 0x40014200 idle1 5851 305814 0 0 3 0x14200 bored softnet3 24691 23656 0 0 3 0x14200 bored softnet2 85477 490953 0 0 3 0x14200 bored softnet1 43432 493796 0 0 3 0x14200 bored softnet0 17328 179440 0 0 3 0x14200 bored systqmp 12995 175973 0 0 3 0x14200 bored systq 91261 322210 0 0 3 0x40014200 bored softclock 79273 513061 0 0 3 0x40014200 idle0 1 442324 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 41149 (syz-executor.4) thread 0xffff8000212a8b70 (219113) exclusive rrwlock inode r = 0 (0xfffffd806aceb918) #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 ktrwriteraw+0x13d sys/kern/kern_ktrace.c:661 #7 ktrsysret+0x15d ktrwrite2 sys/kern/kern_ktrace.c:627 [inline] #7 ktrsysret+0x15d sys/kern/kern_ktrace.c:206 #8 syscall+0x53e mi_syscall_return sys/sys/syscall_mi.h:140 [inline] #8 syscall+0x53e sys/arch/amd64/amd64/trap.c:644 #9 Xsyscall+0x128 Process 41149 (syz-executor.4) thread 0xffff8000211ea300 (438948) exclusive rrwlock inode r = 0 (0xfffffd806acebe68) #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_relookup+0xb4 sys/kern/vfs_lookup.c:787 #11 ufs_rename+0x13c4 sys/ufs/ufs/ufs_vnops.c:1042 #12 VOP_RENAME+0xf4 sys/kern/vfs_vops.c:370 #13 dorenameat+0x2a0 sys/kern/vfs_syscalls.c:2994 #14 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #14 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #15 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805852c6f8) #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_relookup+0x57 sys/kern/vfs_lookup.c:778 #6 ufs_rename+0x13c4 sys/ufs/ufs/ufs_vnops.c:1042 #7 VOP_RENAME+0xf4 sys/kern/vfs_vops.c:370 #8 dorenameat+0x2a0 sys/kern/vfs_syscalls.c:2994 #9 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #9 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d72708) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x4c6 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 VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 #7 ufs_direnter+0x90a sys/ufs/ufs/ufs_lookup.c:909 #8 ufs_rename+0xb70 sys/ufs/ufs/ufs_vnops.c:936 #9 VOP_RENAME+0xf4 sys/kern/vfs_vops.c:370 #10 dorenameat+0x2a0 sys/kern/vfs_syscalls.c:2994 #11 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #11 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #12 Xsyscall+0x128 Process 33395 (syz-executor.5) thread 0xffff8000212a9bc0 (441148) exclusive rwlock dklk r = 0 (0xffff8000006b6068) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vndopen+0x91 sys/dev/vnd.c:187 #3 spec_open+0x3e3 sys/kern/spec_vnops.c:150 #4 VOP_OPEN+0x76 sys/kern/vfs_vops.c:138 #5 vn_open+0x452 sys/kern/vfs_vnops.c:177 #6 doopenat+0x26e sys/kern/vfs_syscalls.c:1126 #7 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #7 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #8 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10214 6505K 7516K 78643K 26753 0 pcb 13 12K 14K 78643K 6021 0 rtable 237 7K 7K 78643K 1141 0 pf 35 10K 10K 78643K 624 0 ifaddr 46 19K 21K 78643K 417 0 ifgroup 60 2K 2K 78643K 1182 0 sysctl 2 0K 0K 78643K 2 0 counters 62 36K 36K 78643K 636 0 ioctlops 0 0K 4K 78643K 2124 0 iov 0 0K 16K 78643K 4156 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1430 89K 90K 78643K 10362 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 13K 78643K 138 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 5688 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 19 69K 89K 78643K 33891 0 sigio 0 0K 0K 78643K 160 0 proc 70 91K 139K 78643K 1784 0 subproc 117 7K 7K 78643K 451 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 272 0 in_multi 99 7K 7K 78643K 471 0 ether_multi 1 0K 0K 78643K 10 0 mrt 1 0K 0K 78643K 16 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 139 625K 625K 78643K 139 0 exec 0 0K 1K 78643K 1483 0 pfkey data 0 0K 0K 78643K 1 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 427 95K 103K 78643K 330510 0 UVM aobj 131 4K 4K 78643K 151 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 213 0 NDP 13 0K 2K 78643K 364 0 temp 79 5920K 6112K 78643K 316700 0 kqueue 12 18K 32K 78643K 2674 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 120 192 0 189 1 0 1 1 0 8 0 rtentry 112 383 0 273 4 0 4 4 0 8 0 unpcb 144 13198 0 13183 172 171 1 12 0 8 0 syncache 296 101 0 101 14 14 0 1 0 8 0 tcpqe 32 241 0 241 8 8 0 1 0 8 0 tcpcb 808 1346 0 1342 40 39 1 8 0 8 0 arp 120 67 0 49 1 0 1 1 0 8 0 inpcb 368 8926 0 8919 154 153 1 13 0 8 0 nd6 136 97 0 73 1 0 1 1 0 8 0 pkpcb 40 9 0 9 3 3 0 1 0 8 0 kcovpl 48 32 0 23 1 0 1 1 0 8 0 ppxss 1256 15 0 15 3 3 0 1 0 8 0 pffrag 232 41 0 41 8 8 0 1 0 482 0 pffrnode 88 41 0 41 8 8 0 1 0 8 0 pffrent 40 153 0 153 8 8 0 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 24 211 0 209 1 0 1 1 0 8 0 pfstkey 128 211 0 209 3 2 1 2 0 8 0 pfstate 376 211 0 209 12 11 1 6 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 1538 0 1073 30 0 30 30 0 8 0 art_table 32 1539 0 1073 4 0 4 4 0 8 0 art_node 16 376 0 276 1 0 1 1 0 8 0 sysvmsgpl 40 22 0 0 1 0 1 1 0 8 0 semapl 112 5676 0 5666 1 0 1 1 0 8 0 shmpl 112 148 0 20 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 44703 0 42626 130 0 130 130 0 8 0 ffsino 272 44703 0 42626 139 0 139 139 0 8 0 nchpl 144 92844 0 91182 64 0 64 64 0 8 0 uvmvnodes 80 8531 0 0 175 0 175 175 0 8 0 vnodes 216 8531 0 0 474 0 474 474 0 8 0 namei 1024 294796 0 294794 10 9 1 2 0 8 0 percpumem 16 331 0 287 1 0 1 1 0 8 0 kstatmem 264 600 0 574 2 0 2 2 0 8 0 scxspl 216 478825 0 478825 48 47 1 8 1 8 1 plimitpl 152 445 0 428 1 0 1 1 0 8 0 sigapl 424 34211 0 34140 11 3 8 9 0 8 0 futexpl 64 282362 0 282358 2 1 1 1 0 8 0 knotepl 120 2050 0 0 49 31 18 49 0 8 0 kqueuepl 216 6098 0 6090 60 59 1 5 0 8 0 pipepl 320 5705 0 5676 174 171 3 11 0 8 0 fdescpl 496 34152 0 34120 8 3 5 5 0 8 0 filepl 152 181472 0 181204 458 446 12 23 0 8 0 lockfpl 104 5537 0 5535 11 10 1 2 0 8 0 lockfspl 48 1995 0 1993 1 0 1 1 0 8 0 sessionpl 144 53 0 35 1 0 1 1 0 8 0 pgrppl 48 255 0 237 1 0 1 1 0 8 0 ucredpl 104 9024 0 9001 1 0 1 1 0 8 0 zombiepl 144 34141 0 34140 1 0 1 1 0 8 0 processpl 1072 34211 0 34140 5 0 5 5 0 8 0 procpl 696 91211 0 91115 32 22 10 11 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 116 0 116 11 11 0 1 0 8 0 sockpl 488 22331 0 22304 634 629 5 42 0 8 0 mcl64k 65536 57 0 0 4 1 3 3 0 8 0 mcl16k 16384 57 0 0 5 2 3 3 0 8 0 mcl12k 12288 73 0 0 2 0 2 2 0 8 0 mcl9k 9216 49 0 0 4 2 2 2 0 8 0 mcl8k 8192 61 0 0 3 0 3 3 0 8 0 mcl4k 4096 73 0 0 6 3 3 4 0 8 0 mcl2k2 2112 16 0 0 2 0 2 2 0 8 0 mcl2k 2048 468 0 0 38 12 26 38 0 8 0 mtagpl 96 593 0 0 10 4 6 10 0 8 0 mbufpl 256 2174 0 0 93 41 52 93 0 8 0 bufpl 288 225784 0 219610 610 83 527 610 0 8 0 anonpl 24 3098717 0 3089363 216 155 61 125 0 186 0 amapchunkpl 152 1035149 0 1034360 187 154 33 58 0 158 0 amappl16 200 56581 0 56385 97 84 13 29 0 8 0 amappl15 192 29 0 27 1 0 1 1 0 8 0 amappl14 184 277 0 257 2 0 2 2 0 8 0 amappl13 176 22 0 22 4 4 0 1 0 8 0 amappl12 168 35206 0 35168 3 1 2 3 0 8 0 amappl11 160 65 0 51 1 0 1 1 0 8 0 amappl10 152 69 0 49 1 0 1 1 0 8 0 amappl9 144 277 0 277 49 49 0 1 0 8 0 amappl8 136 1077 0 896 7 0 7 7 0 8 0 amappl7 128 155 0 137 2 0 2 2 0 8 0 amappl6 120 641 0 607 13 11 2 2 0 8 0 amappl5 112 588 0 577 1 0 1 1 0 8 0 amappl4 104 1435 0 1375 3 1 2 3 0 8 0 amappl3 96 203083 0 202990 3 0 3 3 0 8 0 amappl2 88 36049 0 35968 3 1 2 3 0 8 0 amappl1 80 125343 0 124775 24 11 13 23 0 8 0 amappl 88 326568 0 326324 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 72 150 0 20 3 0 3 3 0 8 0 uaddrrnd 24 34152 0 34120 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 34152 0 34120 1 0 1 1 0 8 0 vmmpekpl 168 238415 0 238353 4 0 4 4 0 8 0 vmmpepl 168 1937582 0 1935164 262 150 112 131 0 357 0 vmsppl 464 34151 0 34120 5 1 4 5 0 8 0 rwobjpl 56 454392 0 444255 158 14 144 144 0 8 0 pdppl 4096 68312 0 68240 2494 2422 72 82 0 8 0 pvpl 32 9886815 0 9870605 449 309 140 357 0 265 0 pmappl 248 34151 0 34120 3 1 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 3766 0 2770 31 0 31 31 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827aec5b) at panic+0x17b sys/kern/subr_prf.c:198 ufs_rename(ffff800021295a78) at ufs_rename+0x15b1 sys/ufs/ufs/ufs_vnops.c:908 VOP_RENAME(fffffd80768a6ea0,fffffd8058298e70,ffff800021295c48,fffffd80768a6ea0,0,ffff800021295b98) at VOP_RENAME+0xf4 sys/kern/vfs_vops.c:370 dorenameat(ffff8000211ea300,ffffff9c,20000600,ffffff9c,20000240) at dorenameat+0x2a0 sys/kern/vfs_syscalls.c:2994 syscall(ffff800021295de0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800021295de0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa6759b4b00, count: -7 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800020d58ff0) 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(ffffffff82d72500) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d72500) at __mp_lock+0x122 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff82d72500,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x4c6 sys/kern/sched_bsd.c:470 sleep_finish(0,1) at sleep_finish+0x19b sys/kern/kern_synch.c:414 buf_get(0,0,ffffffff) at buf_get+0x574 geteblk(ffffffff) at geteblk+0x3c sys/kern/vfs_bio.c:1071 readdisklabel(2902,ffffffff82363910,ffff800000d91a00,0) at readdisklabel+0x149 sys/arch/amd64/amd64/disksubr.c:96 vndopen(2902,1,2000,ffff8000212a9bc0) at vndopen+0x17e sys/dev/vnd.c:204 spec_open(ffff80002e4aaea8) at spec_open+0x3e3 sys/kern/spec_vnops.c:150 VOP_OPEN(fffffd806f413b58,1,fffffd807f7d6270,ffff8000212a9bc0) at VOP_OPEN+0x76 sys/kern/vfs_vops.c:138 vn_open(ffff80002e4ab0f8,1,0) at vn_open+0x452 sys/kern/vfs_vnops.c:177 end trace frame: 0xffff80002e4ab270, count: 0 ddb{1}> trace x86_ipi_db(ffff800020d58ff0) 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(ffffffff82d72500) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d72500) at __mp_lock+0x122 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff82d72500,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x4c6 sys/kern/sched_bsd.c:470 sleep_finish(0,1) at sleep_finish+0x19b sys/kern/kern_synch.c:414 buf_get(0,0,ffffffff) at buf_get+0x574 geteblk(ffffffff) at geteblk+0x3c sys/kern/vfs_bio.c:1071 readdisklabel(2902,ffffffff82363910,ffff800000d91a00,0) at readdisklabel+0x149 sys/arch/amd64/amd64/disksubr.c:96 vndopen(2902,1,2000,ffff8000212a9bc0) at vndopen+0x17e sys/dev/vnd.c:204 spec_open(ffff80002e4aaea8) at spec_open+0x3e3 sys/kern/spec_vnops.c:150 VOP_OPEN(fffffd806f413b58,1,fffffd807f7d6270,ffff8000212a9bc0) at VOP_OPEN+0x76 sys/kern/vfs_vops.c:138 vn_open(ffff80002e4ab0f8,1,0) at vn_open+0x452 sys/kern/vfs_vnops.c:177 doopenat(ffff8000212a9bc0,ffffff9c,20001540,0,0,ffff80002e4ab2d0) at doopenat+0x26e sys/kern/vfs_syscalls.c:1126 syscall(ffff80002e4ab350) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e4ab350) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5b536905b00, count: -17