panic: ufs_rename: lost dir entry Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 56932 45183 0 0x10 0x4000000 0K syz-executor.1 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828650a1) at panic+0x17b sys/kern/subr_prf.c:198 ufs_rename(ffff800034416568) at ufs_rename+0x120e VOP_RENAME(fffffd806b6143c0,fffffd8067c31af8,ffff800034416738,fffffd806b6143c0,0,ffff800034416688) at VOP_RENAME+0xf9 sys/kern/vfs_vops.c:370 dorenameat(ffff80002a1c82a0,ffffff9c,20000040,ffffff9c,20000200) at dorenameat+0x2ae sys/kern/vfs_syscalls.c:2998 syscall(ffff8000344168d0) at syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000344168d0) at syscall+0x53b sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31d76cd82d0, 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(ffffffff828650a1) at panic+0x17b sys/kern/subr_prf.c:198 ufs_rename(ffff800034416568) at ufs_rename+0x120e VOP_RENAME(fffffd806b6143c0,fffffd8067c31af8,ffff800034416738,fffffd806b6143c0,0,ffff800034416688) at VOP_RENAME+0xf9 sys/kern/vfs_vops.c:370 dorenameat(ffff80002a1c82a0,ffffff9c,20000040,ffffff9c,20000200) at dorenameat+0x2ae sys/kern/vfs_syscalls.c:2998 syscall(ffff8000344168d0) at syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000344168d0) at syscall+0x53b sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31d76cd82d0, count: -7 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000344162e0 rbx 0xffffffff82cc2cb7 cpu_info_full_primary+0x2cb7 rdx 0 rcx 0xffff80002a1c82a0 rax 0xffffffff82cc1ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x3dbd4546a9cecd17 r11 0xe7cffda4476f8a1f r12 0xffffffff82cc2ab8 cpu_info_full_primary+0x2ab8 r13 0 r14 0 r15 0x1 rip 0xffffffff826c18ec db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff8000344162d0 ss 0 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.1) tid=56932 pid=45183 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=17, usrpri=84, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a1bb7f8,0xffff80002a1c7018 process=0xffff80002d6af9d8 user=0xffff800034411000, vmspace=0xfffffd806b82c1d8 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 39284 85262 28282 0 2 0 syz-executor.4 77503 510310 57810 0 2 0 syz-executor.7 70188 471113 76664 0 2 0 syz-executor.0 70188 371121 76664 0 3 0x4000080 fsleep syz-executor.0 70188 407783 76664 0 3 0x4000080 fsleep syz-executor.0 45183 226165 94699 0 2 0x10 syz-executor.1 45183 305211 94699 0 3 0x4000090 fsleep syz-executor.1 *45183 56932 94699 0 7 0x4000010 syz-executor.1 45183 181896 94699 0 2 0x4000010 syz-executor.1 95132 411179 66803 0 3 0x80 nanoslp syz-executor.3 95132 47139 66803 0 3 0x4000080 piperd syz-executor.3 95132 464968 66803 0 3 0x4000080 fsleep syz-executor.3 66803 380736 64532 0 3 0x82 nanoslp syz-executor.3 28687 346220 64532 0 3 0x2 biowait syz-executor.2 46252 406222 1 0 3 0x18100083 ttyin getty 28282 363084 64532 0 3 0x82 nanoslp syz-executor.4 76664 486114 64532 0 3 0x82 nanoslp syz-executor.0 27484 14369 64532 0 2 0x2 syz-executor.6 57810 52026 64532 0 3 0x82 nanoslp syz-executor.7 74595 145387 0 0 3 0x14280 nfsidl nfsio 97049 263272 0 0 3 0x14280 nfsidl nfsio 74221 391879 0 0 3 0x14280 nfsidl nfsio 60919 177901 0 0 3 0x14280 nfsidl nfsio 74237 115309 0 0 3 0x14280 nfsidl nfsio 75761 255852 0 0 3 0x14280 nfsidl nfsio 36426 497946 0 0 3 0x14280 nfsidl nfsio 59234 224375 0 0 3 0x14280 nfsidl nfsio 28854 208771 0 0 3 0x14280 nfsidl nfsio 97802 301502 0 0 3 0x14280 nfsidl nfsio 18404 511135 0 0 3 0x14280 nfsidl nfsio 25591 364326 0 0 3 0x14280 nfsidl nfsio 75351 158172 0 0 3 0x14280 nfsidl nfsio 26926 494356 0 0 3 0x14280 nfsidl nfsio 82115 257139 0 0 3 0x14280 nfsidl nfsio 85316 310373 0 0 3 0x14280 nfsidl nfsio 82770 112548 0 0 3 0x14280 nfsidl nfsio 9381 306132 0 0 3 0x14280 nfsidl nfsio 55411 12377 0 0 3 0x14280 nfsidl nfsio 50047 252794 0 0 3 0x14280 nfsidl nfsio 81067 519988 64532 0 2 0x2 syz-executor.5 51368 262402 0 0 3 0x14200 bored sosplice 94699 243610 64532 0 3 0x82 nanoslp syz-executor.1 64532 401273 20000 0 3 0x1a000082 wait syz-fuzzer 64532 90127 20000 0 3 0x1e000082 nanoslp syz-fuzzer 64532 316143 20000 0 3 0x1e000082 wait syz-fuzzer 64532 362161 20000 0 2 0x1e000002 syz-fuzzer 64532 304175 20000 0 3 0x1e000082 wait syz-fuzzer 64532 100063 20000 0 3 0x1e000082 wait syz-fuzzer 64532 313491 20000 0 3 0x1e000082 wait syz-fuzzer 64532 347540 20000 0 3 0x1e000082 thrsleep syz-fuzzer 64532 11776 20000 0 3 0x1e000082 wait syz-fuzzer 64532 191849 20000 0 3 0x1e000082 thrsleep syz-fuzzer 64532 120952 20000 0 3 0x1e000082 thrsleep syz-fuzzer 64532 270270 20000 0 2 0x1e000002 syz-fuzzer 64532 158953 20000 0 3 0x1e000082 wait syz-fuzzer 64532 185012 20000 0 3 0x1e000082 thrsleep syz-fuzzer 64532 269191 20000 0 3 0x1e000082 wait syz-fuzzer 64532 499255 20000 0 3 0x1e000082 thrsleep syz-fuzzer 20000 390102 54295 0 3 0x810008a sigsusp ksh 54295 22138 11033 0 2 0x18000012 sshd 11033 54858 1 0 3 0x18000088 kqread sshd 68136 1773 49781 74 3 0x19100092 bpf pflogd 49781 10345 1 0 3 0x18000080 netio pflogd 72091 416152 36221 73 3 0x19100090 kqread syslogd 36221 335138 1 0 3 0x18100082 netio syslogd 78622 278699 1 0 3 0x18100080 kqread resolvd 17265 284852 50493 77 3 0x18100092 kqread dhcpleased 18640 267041 50493 77 3 0x18100092 kqread dhcpleased 50493 329849 1 0 3 0x18000080 kqread dhcpleased 34698 206927 0 0 3 0x14200 bored smr 37398 521620 0 0 2 0x14200 zerothread 66851 932 0 0 3 0x14200 aiodoned aiodoned 45413 428960 0 0 3 0x14200 syncer update 92580 47214 0 0 3 0x14200 cleaner cleaner 66329 459743 0 0 3 0x14200 reaper reaper 85913 212719 0 0 3 0x14200 pgdaemon pagedaemon 5663 179625 0 0 3 0x14200 bored viomb 91356 474973 0 0 3 0x40014200 acpi0 acpi0 94361 361869 0 0 7 0x40014200 idle1 39348 250118 0 0 3 0x14200 bored softnet3 18697 462467 0 0 3 0x14200 bored softnet2 61137 101655 0 0 3 0x14200 bored softnet1 29170 73256 0 0 3 0x14200 bored softnet0 12430 90206 0 0 3 0x14200 bored systqmp 80419 225936 0 0 3 0x14200 bored systq 45886 398482 0 0 3 0x14200 tmoslp softclockmp 43353 293253 0 0 3 0x40014200 tmoslp softclock 27339 476119 0 0 3 0x40014200 idle0 1 515841 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 45183 (syz-executor.1) thread 0xffff80002a1c82a0 (56932) exclusive rrwlock inode r = 0 (0xfffffd806d14b2c8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8e sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vget+0x1fd 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:1201 #8 ufs_lookup+0x1373 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_relookup+0xb0 sys/kern/vfs_lookup.c:787 #11 ufs_rename+0x1018 sys/ufs/ufs/ufs_vnops.c:1012 #12 VOP_RENAME+0xf9 sys/kern/vfs_vops.c:370 #13 dorenameat+0x2ae sys/kern/vfs_syscalls.c:2998 #14 syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] #14 syscall+0x53b sys/arch/amd64/amd64/trap.c:577 #15 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80695b2708) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8e sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_relookup+0x53 sys/kern/vfs_lookup.c:778 #6 ufs_rename+0x1018 sys/ufs/ufs/ufs_vnops.c:1012 #7 VOP_RENAME+0xf9 sys/kern/vfs_vops.c:370 #8 dorenameat+0x2ae sys/kern/vfs_syscalls.c:2998 #9 syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] #9 syscall+0x53b sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d60cf8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x494 sys/kern/sched_bsd.c:470 #3 sleep_finish+0x19d sys/kern/kern_synch.c:414 #4 biowait+0x91 sys/kern/vfs_bio.c:1254 #5 bwrite+0x1fb sys/kern/vfs_bio.c:766 #6 VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 #7 ufs_direnter+0x60e sys/ufs/ufs/ufs_lookup.c:833 #8 ufs_rename+0xa94 sys/ufs/ufs/ufs_vnops.c:912 #9 VOP_RENAME+0xf9 sys/kern/vfs_vops.c:370 #10 dorenameat+0x2ae sys/kern/vfs_syscalls.c:2998 #11 syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] #11 syscall+0x53b sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 Process 28687 (syz-executor.2) thread 0xffff80002a1bbd48 (346220) exclusive rrwlock inode r = 0 (0xfffffd806e4b2a38) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8e sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x1e4 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xe6 sys/ufs/ufs/ufs_vnops.c:1117 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3077 #10 syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] #10 syscall+0x53b sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807608e5f0) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8e sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418 #6 namei+0x56a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3062 #8 syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] #8 syscall+0x53b sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10198 6614K 6939K 166960K 17232 0 pcb 15 15K 16K 166960K 238 0 rtable 239 7K 7K 166960K 1089 0 pf 32 9K 10K 166960K 147 0 ifaddr 46 16K 16K 166960K 135 0 ifgroup 55 2K 2K 166960K 227 0 sysctl 2 0K 0K 166960K 2 0 counters 64 36K 36K 166960K 150 0 ioctlops 0 0K 4K 166960K 1603 0 iov 0 0K 32K 166960K 408 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1434 90K 90K 166960K 3462 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 37 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 376 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 15 53K 93K 166960K 3548 0 sigio 0 0K 0K 166960K 199 0 proc 70 91K 128K 166960K 1003 0 subproc 104 6K 6K 166960K 340 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 671 0 in_multi 100 7K 7K 166960K 277 0 ether_multi 1 0K 0K 166960K 13 0 mrt 1 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 97 440K 440K 166960K 97 0 exec 0 0K 1K 166960K 896 0 pfkey data 0 0K 0K 166960K 12 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 385 134K 135K 166960K 35943 0 UVM aobj 54 5K 5K 166960K 60 0 pinsyscall 26 52K 108K 166960K 1729 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 158 0 NDP 12 0K 2K 166960K 97 0 temp 75 6812K 7444K 166960K 32406 0 kqueue 12 18K 26K 166960K 314 0 SYN cache 2 12K 20K 166960K 3 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 278 0 275 4 2 2 3 0 8 1 rtentry 112 383 0 272 4 0 4 4 0 8 0 unpcb 144 2609 0 2594 33 32 1 6 0 8 0 syncache 336 26 0 26 7 6 1 1 0 8 1 tcpqe 32 185 0 185 7 6 1 1 0 8 1 tcpcb 808 566 0 553 17 15 2 8 0 8 0 arp 120 82 0 59 1 0 1 1 0 8 0 inpcb 392 2413 0 2397 44 41 3 14 0 8 0 nd6 136 65 0 41 1 0 1 1 0 8 0 pkpcb 40 58 0 58 5 5 0 1 0 8 0 kcovpl 48 21 0 13 1 0 1 1 0 8 0 ppxss 1168 9 0 9 2 2 0 1 0 8 0 pffrag 232 14 0 13 5 4 1 1 0 482 0 pffrnode 88 14 0 13 5 4 1 1 0 8 0 pffrent 40 40 0 39 5 4 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 24 119 0 99 1 0 1 1 0 8 0 pfstkey 128 120 0 100 2 0 2 2 0 8 0 pfstate 376 120 0 100 4 1 3 4 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 1208 0 711 42 10 32 32 0 8 0 art_table 32 1209 0 711 5 0 5 5 0 8 0 art_node 16 342 0 245 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 4 1 1 0 1 0 8 0 semapl 112 371 0 361 1 0 1 1 0 8 0 shmpl 112 57 0 6 2 0 2 2 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 5865 0 4331 96 0 96 96 0 8 0 ffsino 272 5865 0 4331 103 0 103 103 0 8 0 nchpl 144 10583 0 8842 67 0 67 67 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 36006 0 36003 4 3 1 2 0 8 0 percpumem 16 89 0 43 1 0 1 1 0 8 0 vcpupl 2048 14 0 0 2 0 2 2 0 8 0 vmpool 696 20 0 6 3 1 2 2 0 8 0 kstatmem 264 110 0 86 2 0 2 2 0 8 0 scxspl 216 30062 0 30061 12 11 1 8 1 8 0 plimitpl 152 372 0 356 1 0 1 1 0 8 0 sigapl 424 3875 0 3808 10 2 8 9 0 8 0 futexpl 64 28315 0 28311 1 0 1 1 0 8 0 knotepl 120 480 0 0 11 0 11 11 0 8 0 kqueuepl 216 765 0 757 21 16 5 5 0 8 4 pipepl 320 497 0 468 11 8 3 8 0 8 0 fdescpl 496 3835 0 3807 9 5 4 5 0 8 0 filepl 152 21919 0 21676 48 33 15 17 0 8 3 lockfpl 104 940 0 937 3 2 1 2 0 8 0 lockfspl 48 321 0 318 1 0 1 1 0 8 0 sessionpl 144 40 0 23 1 0 1 1 0 8 0 pgrppl 48 116 0 99 1 0 1 1 0 8 0 ucredpl 104 2930 0 2917 1 0 1 1 0 8 0 zombiepl 144 3808 0 3808 2 1 1 1 0 8 1 processpl 1136 3875 0 3808 6 0 6 6 0 8 0 procpl 680 9206 0 9117 12 3 9 9 0 8 0 srpgc 96 16 0 16 5 5 0 1 0 8 0 sosppl 168 45 0 42 6 5 1 1 0 8 0 sockpl 584 5368 0 5334 60 54 6 13 0 8 2 mcl64k 65536 17 0 0 3 1 2 3 0 8 0 mcl16k 16384 6 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 13 0 0 2 0 2 2 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 341 0 0 35 3 32 35 0 8 0 mtagpl 96 261 0 0 6 0 6 6 0 8 0 mbufpl 256 2455 0 0 142 0 142 142 0 8 0 bufpl 280 8590 0 2328 448 0 448 448 0 8 0 anonpl 24 629595 0 611967 151 40 111 116 0 186 0 amapchunkpl 152 117931 0 116997 70 29 41 48 0 158 0 amappl16 200 14195 0 13625 87 48 39 43 0 8 8 amappl15 192 47 0 46 1 0 1 1 0 8 0 amappl14 184 214 0 201 2 1 1 2 0 8 0 amappl13 176 27 0 26 1 0 1 1 0 8 0 amappl12 168 4713 0 4685 4 2 2 3 0 8 0 amappl11 160 67 0 52 1 0 1 1 0 8 0 amappl10 152 70 0 59 1 0 1 1 0 8 0 amappl9 144 203 0 201 1 0 1 1 0 8 0 amappl8 136 291 0 208 3 0 3 3 0 8 0 amappl7 128 93 0 77 1 0 1 1 0 8 0 amappl6 120 537 0 516 2 1 1 2 0 8 0 amappl5 112 287 0 272 1 0 1 1 0 8 0 amappl4 104 705 0 668 2 0 2 2 0 8 0 amappl3 96 22268 0 22191 4 1 3 3 0 8 0 amappl2 88 4450 0 4374 4 2 2 4 0 8 0 amappl1 80 22609 0 22072 23 10 13 23 0 8 0 amappl 88 35165 0 34927 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 59 0 6 1 0 1 1 0 8 0 uaddrrnd 24 3855 0 3813 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3855 0 3813 1 0 1 1 0 8 0 vmmpekpl 168 32014 0 31960 3 0 3 3 0 8 0 vmmpepl 168 252792 0 250322 268 113 155 156 0 357 36 vmsppl 448 3854 0 3813 7 2 5 6 0 8 0 rwobjpl 56 73368 0 65704 116 4 112 113 0 8 2 pdppl 4096 7717 0 7640 294 211 83 85 0 8 6 pvpl 32 45110 0 0 365 1 364 365 0 265 0 pmappl 248 3854 0 3813 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 839 0 312 16 0 16 16 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(ffffffff828650a1) at panic+0x17b sys/kern/subr_prf.c:198 ufs_rename(ffff800034416568) at ufs_rename+0x120e VOP_RENAME(fffffd806b6143c0,fffffd8067c31af8,ffff800034416738,fffffd806b6143c0,0,ffff800034416688) at VOP_RENAME+0xf9 sys/kern/vfs_vops.c:370 dorenameat(ffff80002a1c82a0,ffffff9c,20000040,ffffff9c,20000200) at dorenameat+0x2ae sys/kern/vfs_syscalls.c:2998 syscall(ffff8000344168d0) at syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000344168d0) at syscall+0x53b sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31d76cd82d0, count: -7 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800029cebff0) 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 acpicpu_idle() at acpicpu_idle+0x2f1 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800029cebff0) at sched_idle+0x41d sys/kern/kern_sched.c:183 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800029cebff0) 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 acpicpu_idle() at acpicpu_idle+0x2f1 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800029cebff0) at sched_idle+0x41d sys/kern/kern_sched.c:183 end trace frame: 0x0, count: -5