panic: ufs_rename: lost dir entry Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *346675 71628 0 0 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834e391d) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_rename(ffff800038bd7758) at ufs_rename+0x175f sys/ufs/ufs/ufs_vnops.c:883 VOP_RENAME(fffffd8064d1ca70,fffffd80609a2a78,ffff800038bd7928,fffffd8064d1ca70,0,ffff800038bd7878) at VOP_RENAME+0x137 sys/kern/vfs_vops.c:376 dorenameat(ffff8000fffeed10,ffffff9c,200000001040,ffffff9c,200000000c80) at dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3064 syscall(ffff800038bd7ac0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800038bd7ac0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc329d7cc710, 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+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834e391d) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_rename(ffff800038bd7758) at ufs_rename+0x175f sys/ufs/ufs/ufs_vnops.c:883 VOP_RENAME(fffffd8064d1ca70,fffffd80609a2a78,ffff800038bd7928,fffffd8064d1ca70,0,ffff800038bd7878) at VOP_RENAME+0x137 sys/kern/vfs_vops.c:376 dorenameat(ffff8000fffeed10,ffffff9c,200000001040,ffffff9c,200000000c80) at dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3064 syscall(ffff800038bd7ac0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800038bd7ac0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc329d7cc710, count: -7 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800038bd74e0 rbx 0xffffffff83888e07 cpu_info_full_primary+0x2e07 rdx 0 rcx 0xffff8000fffeed10 rax 0xffffffff83887ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x6d0e38a80010d804 r11 0x2e415f620daba818 r12 0xffffffff83888c08 cpu_info_full_primary+0x2c08 r13 0 r14 0 r15 0x1 rip 0xffffffff811f5155 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800038bd74d0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=346675 pid=71628 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=17, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c423a18,0xffff80003c423790 process=0xffff80002a39f038 user=0xffff800038bd2000, vmspace=0xfffffd806c8fc5d8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 71628 56987 62219 0 2 0 syz-executor 71628 256779 62219 0 2 0x4000000 syz-executor 71628 330127 62219 0 2 0x4000000 syz-executor *71628 346675 62219 0 7 0x4000000 syz-executor 76112 440708 3409 0 3 0x80 nanoslp syz-executor 76112 369531 3409 0 3 0x4000080 fsleep syz-executor 76112 43516 3409 0 3 0x4000080 fsleep syz-executor 76112 188890 3409 0 2 0x4000000 syz-executor 62219 483470 71824 0 3 0x82 nanoslp syz-executor 77046 448759 71824 0 3 0x82 nanoslp syz-executor 95037 86992 71824 0 3 0x82 nanoslp syz-executor 55796 254122 71824 0 3 0x82 wait syz-executor 73153 323583 71824 0 2 0x2 syz-executor 3409 94788 71824 0 3 0x82 nanoslp syz-executor 12260 233461 71824 0 2 0x2 syz-executor 26333 135878 71824 0 3 0x82 nanoslp syz-executor 71824 145575 80088 0 3 0x82 kqread syz-executor 80088 111017 91262 0 3 0x10008a sigsusp ksh 91262 4023 1791 0 3 0x98 kqread sshd-session 1791 141402 12482 0 3 0x92 kqread sshd-session 60180 366656 1 0 3 0x100083 ttyin getty 12482 228711 1 0 3 0x88 kqread sshd 47388 136658 63696 74 3 0x1100092 bpf pflogd 63696 376342 1 0 3 0x80 sbwait pflogd 72816 360472 59714 73 3 0x1100090 kqread syslogd 59714 208004 1 0 3 0x100082 sbwait syslogd 78419 188959 1 0 3 0x100080 kqread resolvd 16964 495799 64047 77 3 0x100092 kqread dhcpleased 88131 326672 64047 77 3 0x100092 kqread dhcpleased 64047 381612 1 0 3 0x80 kqread dhcpleased 30666 326489 0 0 3 0x14200 bored smr 49225 5471 0 0 2 0x14200 zerothread 38795 140514 0 0 3 0x14200 aiodoned aiodoned 65155 369618 0 0 3 0x14200 syncer update 37539 5763 0 0 3 0x14200 cleaner cleaner 25063 253013 0 0 2 0x14200 reaper 16279 315592 0 0 3 0x14200 pgdaemon pagedaemon 59442 414261 0 0 3 0x14200 bored viomb 2539 416431 0 0 3 0x40014200 acpi0 acpi0 283 109486 0 0 3 0x40014200 idle1 62558 80856 0 0 3 0x14200 bored softnet1 59813 69780 0 0 3 0x14200 bored softnet0 5694 297321 0 0 3 0x14200 bored systqmp 94835 486206 0 0 3 0x14200 bored systq 80591 215910 0 0 3 0x14200 tmoslp softclockmp 80596 462863 0 0 3 0x40014200 tmoslp softclock 72695 501522 0 0 3 0x40014200 idle0 1 372716 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 71628 (syz-executor) thread 0xffff8000fffeed10 (346675) exclusive rrwlock inode r = 0 (0xfffffd806ea2dca8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_relookup+0xd4 sys/kern/vfs_lookup.c:788 #11 ufs_rename+0x14aa sys/ufs/ufs/ufs_vnops.c:1007 #12 VOP_RENAME+0x137 sys/kern/vfs_vops.c:376 #13 dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3064 #14 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #14 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #15 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806ea2d808) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_relookup+0x5c sys/kern/vfs_lookup.c:779 #6 ufs_rename+0x14aa sys/ufs/ufs/ufs_vnops.c:1007 #7 VOP_RENAME+0x137 sys/kern/vfs_vops.c:376 #8 dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3064 #9 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a7b6c0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 biowait+0xc6 sys/kern/vfs_bio.c:1242 #4 bwrite+0x2e7 sys/kern/vfs_bio.c:754 #5 ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 #6 ufs_direnter+0x705 sys/ufs/ufs/ufs_lookup.c:726 #7 ufs_rename+0xdb2 sys/ufs/ufs/ufs_vnops.c:907 #8 VOP_RENAME+0x137 sys/kern/vfs_vops.c:376 #9 dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3064 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 Process 76112 (syz-executor) thread 0xffff8000fffefca0 (188890) exclusive rwlock vmmaplk r = 0 (0xfffffd806c8fcaa8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5171 #3 uvm_map_pageable+0x183 sys/uvm/uvm_map.c:2225 #4 sys_mlock+0x23d sys/uvm/uvm_mmap.c:849 #5 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #6 Xsyscall+0x128 Process 73153 (syz-executor) thread 0xffff8000ffffcf98 (323583) exclusive rwlock vmmaplk r = 0 (0xfffffd806c8fc8c0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5171 #3 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3752 #4 process_new+0x577 sys/kern/kern_fork.c:281 #5 fork1+0x3f6 sys/kern/kern_fork.c:-1 #6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd800b0634d0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5171 #3 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3743 #4 process_new+0x577 sys/kern/kern_fork.c:281 #5 fork1+0x3f6 sys/kern/kern_fork.c:-1 #6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 Process 12260 (syz-executor) thread 0xffff8000ffffc2a0 (233461) exclusive rrwlock inode r = 0 (0xfffffd806c8a50c8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x98a sys/kern/vfs_lookup.c:567 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1887 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d7138c8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1887 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 25063 (reaper) thread 0xffff8000ffffdc90 (253013) exclusive rwlock kmmaplk r = 0 (0xffffffff83a00c18) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5171 #3 uvm_unmap+0x7d sys/uvm/uvm_map.c:1798 #4 km_free+0x87 sys/uvm/uvm_km.c:714 #5 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:304 #6 reaper+0x1ca sys/kern/kern_exit.c:493 #7 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11061 12086K 12181K 166960K 12348 0 pcb 17 12K 12K 166960K 36 0 rtable 236 8K 9K 166960K 396 0 pf 34 17K 18K 166960K 56 0 ifaddr 44 7K 8K 166960K 54 0 ifgroup 55 2K 2K 166960K 68 0 sysctl 1 1K 9K 166960K 5 0 counters 70 37K 37K 166960K 84 0 ioctlops 0 0K 4K 166960K 1493 0 iov 0 0K 14K 166960K 5 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1292 81K 82K 166960K 1417 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 5 0 VM map 2 1K 1K 166960K 2 0 sem 7 0K 1K 166960K 9 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 89K 166960K 224 0 sigio 0 0K 0K 166960K 5 0 proc 72 115K 164K 166960K 557 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 11 0 in_multi 102 7K 7K 166960K 106 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 388 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 237 160K 168K 166960K 3937 0 UVM aobj 6 2K 2K 166960K 7 0 pinsyscall 41 82K 104K 166960K 1361 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 7 0 NDP 12 0K 2K 166960K 33 0 temp 37 9074K 9152K 166960K 7907 0 kqueue 13 20K 26K 166960K 43 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 45 0 42 1 0 1 1 0 8 0 rtentry 176 115 0 13 6 0 6 6 0 8 0 unpcb 144 195 0 178 4 0 4 4 0 8 3 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 736 32 0 28 1 0 1 1 0 8 0 arp 136 18 0 0 1 0 1 1 0 8 0 inpcb 328 143 0 136 2 0 2 2 0 8 1 nd6 152 25 0 0 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 6 0 6 1 0 1 1 0 8 1 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 28 0 0 1 0 1 1 0 8 0 pfstkey 128 28 0 0 1 0 1 1 0 8 0 pfstate 448 28 0 0 4 0 4 4 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 536 0 72 32 0 32 32 0 8 1 art_table 40 538 0 72 6 0 6 6 0 8 0 art_node 32 115 0 23 1 0 1 1 0 8 0 semapl 112 6 0 1 1 0 1 1 0 8 0 shmpl 112 4 0 1 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 1733 0 263 92 0 92 92 0 8 0 ffsino 296 1733 0 263 114 0 114 114 0 8 0 nchpl 144 2033 0 334 64 0 64 64 0 8 0 rtmask 32 1 0 1 1 0 1 1 0 8 1 vnodes 216 1840 0 0 103 0 103 103 0 8 0 namei 1024 6388 0 6385 3 2 1 2 0 8 0 percpumem 16 57 0 7 1 0 1 1 0 8 0 kstatmem 264 36 0 10 2 0 2 2 0 8 0 scxspl 216 6776 0 6776 4 3 1 3 1 8 1 plimitpl 152 40 0 23 1 0 1 1 0 8 0 sigapl 424 536 0 489 7 0 7 7 0 8 1 knotepl 120 519 0 0 16 0 16 16 0 8 0 kqueuepl 224 56 0 47 2 0 2 2 0 8 1 pipepl 344 135 0 108 3 0 3 3 0 8 0 fdescpl 528 520 0 490 3 0 3 3 0 8 0 filepl 160 2116 0 1896 13 0 13 13 0 8 2 lockfpl 104 68 0 66 1 0 1 1 0 8 0 lockfspl 48 19 0 17 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 33 0 16 1 0 1 1 0 8 0 ucredpl 104 132 0 119 1 0 1 1 0 8 0 zombiepl 144 578 0 574 1 0 1 1 0 8 0 processpl 1232 536 0 489 5 1 4 5 0 8 0 procpl 664 736 0 682 6 0 6 6 0 8 0 sosppl 176 2 0 2 1 0 1 1 0 8 1 sockpl 752 384 0 357 11 1 10 10 0 8 7 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 109 0 0 14 0 14 14 0 8 0 mcl2k 2048 26 0 0 4 0 4 4 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 163 0 0 11 0 11 11 0 8 0 bufpl 280 2441 0 105 167 0 167 167 0 8 0 anonpl 32 7415 0 0 60 0 60 60 0 246 0 amapchunkpl 152 11537 0 11004 23 0 23 23 0 158 1 amappl16 200 2476 0 2452 18 4 14 14 0 8 11 amappl15 192 85 0 85 1 1 0 1 0 8 0 amappl14 184 428 0 427 1 0 1 1 0 8 0 amappl13 176 119 0 107 1 0 1 1 0 8 0 amappl12 168 770 0 742 2 0 2 2 0 8 0 amappl11 160 4 0 4 1 1 0 1 0 8 0 amappl10 152 73 0 59 1 0 1 1 0 8 0 amappl9 144 271 0 271 1 1 0 1 0 8 0 amappl8 136 103 0 101 1 0 1 1 0 8 0 amappl7 128 146 0 133 1 0 1 1 0 8 0 amappl6 120 157 0 156 1 0 1 1 0 8 0 amappl5 112 95 0 85 1 0 1 1 0 8 0 amappl4 104 302 0 282 1 0 1 1 0 8 0 amappl3 96 1968 0 1875 3 0 3 3 0 8 0 amappl2 88 613 0 543 2 0 2 2 0 8 0 amappl1 80 9567 0 8977 15 1 14 15 0 8 0 amappl 88 3216 0 3050 5 0 5 5 0 92 0 uvmvnodes 80 99 0 0 3 0 3 3 0 8 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 6 0 1 1 0 1 1 0 8 0 uaddrrnd 24 520 0 490 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 520 0 490 1 0 1 1 0 8 0 vmmpekpl 168 6079 0 6042 2 0 2 2 0 8 0 vmmpepl 168 41503 0 39669 96 1 95 95 0 357 4 vmsppl 488 519 0 489 5 0 5 5 0 8 1 rwobjpl 80 15255 0 14230 28 2 26 26 0 8 2 pdppl 4096 1047 0 978 95 24 71 83 0 8 2 pvpl 32 13744 0 0 112 1 111 111 0 265 0 pmappl 256 519 0 489 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 272 0 30 8 0 8 8 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(ffffffff834e391d) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_rename(ffff800038bd7758) at ufs_rename+0x175f sys/ufs/ufs/ufs_vnops.c:883 VOP_RENAME(fffffd8064d1ca70,fffffd80609a2a78,ffff800038bd7928,fffffd8064d1ca70,0,ffff800038bd7878) at VOP_RENAME+0x137 sys/kern/vfs_vops.c:376 dorenameat(ffff8000fffeed10,ffffff9c,200000001040,ffffff9c,200000000c80) at dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3064 syscall(ffff800038bd7ac0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800038bd7ac0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc329d7cc710, count: -7 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299bdff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83a7aec0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a7aec0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 exit1(ffff8000fffee7e0,0,0,1) at exit1+0x701 sys/kern/kern_exit.c:260 sys_exit(ffff8000fffee7e0,ffff80003c3df0b0,ffff80003c3df000) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c3df0b0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3df0b0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72b3fa158980, count: 7 ddb{1}> trace x86_ipi_db(ffff8000299bdff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83a7aec0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a7aec0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 exit1(ffff8000fffee7e0,0,0,1) at exit1+0x701 sys/kern/kern_exit.c:260 sys_exit(ffff8000fffee7e0,ffff80003c3df0b0,ffff80003c3df000) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c3df0b0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3df0b0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72b3fa158980, count: -8