Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. 2026/05/21 02:43:57 ignoring optional flag "type"="gce" 2026/05/21 02:43:57 parsed 1 programs 2026/05/21 02:43:59 executed programs: 0 panic: ufs_rename: lost dir entry Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 56300 10316 0 0 0x4000000 0 syz-executor.5 *257993 10316 0 0 0x4000000 1K syz-executor.5 db_enter() at db_enter+0x25 panic(ffffffff8355597c) at panic+0x1e5 ufs_rename(ffff80002a3ccac8) at ufs_rename+0x175f VOP_RENAME(fffffd807067f6e8,fffffd8068c81a50,ffff80002a3ccc98,fffffd807067f2b0,0,ffff80002a3ccbe8) at VOP_RENAME+0x137 dorenameat(ffff80002a3b9cd0,ffffff9c,200001c0,ffffff9c,20000200) at dorenameat+0x3f7 syscall(ffff80002a3cce30) at syscall+0xb17 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x49b40d5b520, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: ufs_rename: lost dir entry ddb{1}> trace db_enter() at db_enter+0x25 panic(ffffffff8355597c) at panic+0x1e5 ufs_rename(ffff80002a3ccac8) at ufs_rename+0x175f VOP_RENAME(fffffd807067f6e8,fffffd8068c81a50,ffff80002a3ccc98,fffffd807067f2b0,0,ffff80002a3ccbe8) at VOP_RENAME+0x137 dorenameat(ffff80002a3b9cd0,ffffff9c,200001c0,ffffff9c,20000200) at dorenameat+0x3f7 syscall(ffff80002a3cce30) at syscall+0xb17 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x49b40d5b520, count: -7 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a3cc850 rbx 0xffff80002999ee07 rdx 0x3fd rcx 0 rax 0x22 r8 0x101010101010101 r9 0x8080808080808080 r10 0x9032844cd9c6efb9 r11 0x9dcbefc8d1ffe74c r12 0xffff80002999ec08 r13 0 r14 0 r15 0x1 rip 0xffffffff819a9045 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a3cc840 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.5) tid=257993 pid=10316 tcnt=5 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=0xffff8000ffffcd00,0xffff80002a3b97b0 process=0xffff80002a3b5368 user=0xffff80002a3c7000, vmspace=0xfffffd807050d020 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 10934 12172 47254 0 2 0 syz-executor.1 10934 245943 47254 0 3 0x4000000 inode syz-executor.1 10934 383711 47254 0 3 0x4000080 fsleep syz-executor.1 50015 244643 39737 0 2 0 syz-executor.0 50015 429810 39737 0 3 0x4000000 biowait syz-executor.0 55753 140791 82288 0 2 0 syz-executor.4 55753 150071 82288 0 2 0x4000000 syz-executor.4 10316 468929 3895 0 3 0x80 nanoslp syz-executor.5 10316 56300 3895 0 7 0x4000000 syz-executor.5 10316 116639 3895 0 3 0x4000000 getblk syz-executor.5 *10316 257993 3895 0 7 0x4000000 syz-executor.5 10316 176754 3895 0 3 0x4000080 fsleep syz-executor.5 20934 150153 11974 0 3 0x2 getblk syz-executor.6 25456 434096 11974 0 3 0x2 biowait syz-executor.2 35856 58193 11974 0 3 0x2 getblk syz-executor.3 39737 485974 11974 0 3 0x82 nanoslp syz-executor.0 82288 16191 11974 0 3 0x82 nanoslp syz-executor.4 61596 438135 11974 0 3 0x2 getblk syz-executor.7 3895 479613 11974 0 3 0x82 nanoslp syz-executor.5 47254 58372 11974 0 3 0x82 nanoslp syz-executor.1 11974 188533 30948 0 3 0x82 thrsleep syz-execprog 11974 501940 30948 0 3 0x4000082 thrsleep syz-execprog 11974 290659 30948 0 3 0x4000082 wait syz-execprog 11974 213326 30948 0 3 0x4000082 wait syz-execprog 11974 17601 30948 0 3 0x4000082 wait syz-execprog 11974 130785 30948 0 3 0x4000082 wait syz-execprog 11974 67943 30948 0 3 0x4000082 wait syz-execprog 11974 168783 30948 0 3 0x4000082 thrsleep syz-execprog 11974 455462 30948 0 3 0x4000082 wait syz-execprog 11974 266575 30948 0 3 0x4000082 wait syz-execprog 11974 217553 30948 0 3 0x4000082 thrsleep syz-execprog 11974 470251 30948 0 3 0x4000082 wait syz-execprog 11974 362163 30948 0 3 0x4000082 thrsleep syz-execprog 11974 401936 30948 0 3 0x4000082 kqread syz-execprog 11974 217819 30948 0 3 0x4000082 thrsleep syz-execprog 30948 165745 65959 0 3 0x10008a sigsusp ksh 65959 205330 26197 0 3 0x98 kqread sshd-session 26197 101561 67551 0 3 0x92 kqread sshd-session 10155 326481 1 0 3 0x100083 ttyin getty 67551 366986 1 0 3 0x88 kqread sshd 24781 26674 87769 74 3 0x1100092 bpf pflogd 87769 401611 1 0 3 0x80 sbwait pflogd 97827 380386 73226 73 3 0x1100090 kqread syslogd 73226 207203 1 0 3 0x100082 sbwait syslogd 59553 318758 1 0 3 0x100080 kqread resolvd 46430 217549 36084 77 3 0x100092 kqread dhcpleased 32325 30363 36084 77 3 0x100092 kqread dhcpleased 36084 346397 1 0 3 0x80 kqread dhcpleased 76251 246225 0 0 3 0x14200 bored smr 3761 129582 0 0 3 0x14200 pgzero zerothread 81614 256985 0 0 3 0x14200 aiodoned aiodoned 4446 439951 0 0 3 0x14200 syncer update 40335 505662 0 0 3 0x14200 cleaner cleaner 33425 424492 0 0 3 0x14200 reaper reaper 71054 175445 0 0 3 0x14200 pgdaemon pagedaemon 33603 444817 0 0 3 0x14200 bored viomb 61128 341410 0 0 3 0x40014200 acpi0 acpi0 78968 429278 0 0 3 0x40014200 idle1 62748 301922 0 0 3 0x14200 bored softnet1 28789 286721 0 0 3 0x14200 bored softnet0 34874 422507 0 0 3 0x14200 bored systqmp 35054 134066 0 0 3 0x14200 bored systq 47108 179378 0 0 3 0x14200 tmoslp softclockmp 37626 452312 0 0 3 0x40014200 tmoslp softclock 65931 381479 0 0 3 0x40014200 idle0 1 103480 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 50015 (syz-executor.0) thread 0xffff8000fffefa30 (429810) exclusive rrwlock inode r = 0 (0xfffffd8070665698) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vget+0x2a2 #6 ufs_ihashget+0x185 #7 ffs_vget+0x8c #8 ufs_lookup+0x1a36 #9 VOP_LOOKUP+0x6e #10 vfs_relookup+0xd4 #11 ufs_rename+0x14aa #12 VOP_RENAME+0x137 #13 dorenameat+0x3f7 #14 syscall+0xb17 #15 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8070665a10) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vfs_relookup+0x5c #6 ufs_rename+0x14aa #7 VOP_RENAME+0x137 #8 dorenameat+0x3f7 #9 syscall+0xb17 #10 Xsyscall+0x128 Process 55753 (syz-executor.4) thread 0xffff80002a2ac800 (150071) exclusive rrwlock inode r = 0 (0xfffffd80708b40e0) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 ufs_rename+0x214 #6 VOP_RENAME+0x137 #7 dorenameat+0x3f7 #8 syscall+0xb17 #9 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807062b7c8) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vfs_lookup+0x12b #6 namei+0x7c5 #7 dorenameat+0x144 #8 syscall+0xb17 #9 Xsyscall+0x128 Process 10316 (syz-executor.5) thread 0xffff8000fffefcc8 (56300) exclusive rrwlock inode r = 0 (0xfffffd80708b4ec0) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vfs_lookup+0x12b #6 namei+0x7c5 #7 domkdirat+0x8b #8 syscall+0xb17 #9 Xsyscall+0x128 Process 10316 (syz-executor.5) thread 0xffff80002a246a90 (116639) exclusive rrwlock inode r = 0 (0xfffffd80676a3d78) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vrele+0xd0 #6 ufs_checkpath+0x23c #7 ufs_rename+0xe55 #8 VOP_RENAME+0x137 #9 dorenameat+0x3f7 #10 syscall+0xb17 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806f66ac68) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vget+0x2a2 #6 ufs_ihashget+0x185 #7 ffs_vget+0x8c #8 ufs_checkpath+0x229 #9 ufs_rename+0xe55 #10 VOP_RENAME+0x137 #11 dorenameat+0x3f7 #12 syscall+0xb17 #13 Xsyscall+0x128 Process 10316 (syz-executor.5) thread 0xffff80002a3b9cd0 (257993) exclusive rrwlock inode r = 0 (0xfffffd80708b4458) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vget+0x2a2 #6 ufs_ihashget+0x185 #7 ffs_vget+0x8c #8 ufs_lookup+0x1a36 #9 VOP_LOOKUP+0x6e #10 vfs_relookup+0xd4 #11 ufs_rename+0x14aa #12 VOP_RENAME+0x137 #13 dorenameat+0x3f7 #14 syscall+0xb17 #15 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807062bc68) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vfs_relookup+0x5c #6 ufs_rename+0x14aa #7 VOP_RENAME+0x137 #8 dorenameat+0x3f7 #9 syscall+0xb17 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83b14c00) #0 witness_lock+0x5f1 #1 __mp_acquire_count+0x58 #2 sleep_finish+0x2d8 #3 biowait+0xc6 #4 bwrite+0x2e7 #5 VOP_BWRITE+0x60 #6 ufs_direnter+0x7ac #7 ufs_rename+0xdb2 #8 VOP_RENAME+0x137 #9 dorenameat+0x3f7 #10 syscall+0xb17 #11 Xsyscall+0x128 Process 20934 (syz-executor.6) thread 0xffff8000fffeeaa0 (150153) exclusive rrwlock inode r = 0 (0xfffffd8070665320) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vn_closefile+0x111 #6 fdrop+0x121 #7 closef+0x192 #8 syscall+0xbd4 #9 Xsyscall+0x128 Process 25456 (syz-executor.2) thread 0xffff80002a247a20 (434096) exclusive rrwlock inode r = 0 (0xfffffd80708b47d0) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 ufs_ihashins+0x4f #5 ffs_vget+0x187 #6 ffs_inode_alloc+0x279 #7 ufs_mkdir+0xfc #8 VOP_MKDIR+0x101 #9 domkdirat+0x179 #10 syscall+0xb17 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068e44440) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vfs_lookup+0x12b #6 namei+0x7c5 #7 domkdirat+0x8b #8 syscall+0xb17 #9 Xsyscall+0x128 Process 35856 (syz-executor.3) thread 0xffff80002a2aca98 (58193) exclusive rrwlock inode r = 0 (0xfffffd807062b8f0) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vget+0x2a2 #6 ufs_ihashget+0x185 #7 ffs_vget+0x8c #8 ufs_lookup+0x1a36 #9 VOP_LOOKUP+0x6e #10 vfs_lookup+0x963 #11 namei+0x7c5 #12 dounlinkat+0xc1 #13 syscall+0xb17 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068e441f0) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vfs_lookup+0x12b #6 namei+0x7c5 #7 dounlinkat+0xc1 #8 syscall+0xb17 #9 Xsyscall+0x128 Process 61596 (syz-executor.7) thread 0xffff80002a246560 (438135) exclusive rrwlock inode r = 0 (0xfffffd807062b578) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vn_closefile+0x111 #6 fdrop+0x121 #7 closef+0x192 #8 syscall+0xbd4 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11053 12084K 12084K 166960K 12147 0 pcb 17 12K 12K 166960K 17 0 rtable 237 6K 7K 166960K 389 0 pf 34 17K 18K 166960K 48 0 ifaddr 43 7K 7K 166960K 49 0 ifgroup 55 2K 2K 166960K 60 0 sysctl 1 1K 9K 166960K 5 0 counters 70 37K 37K 166960K 72 0 ioctlops 0 0K 4K 166960K 1484 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1217 77K 77K 166960K 1285 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 14 49K 85K 166960K 240 0 proc 69 115K 147K 166960K 579 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 99 7K 7K 166960K 110 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 25 122K 122K 166960K 25 0 exec 0 0K 1K 166960K 486 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 274 162K 214K 166960K 5167 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 40 80K 112K 166960K 1853 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 12 0K 2K 166960K 31 0 temp 1 9108K 9172K 166960K 6415 0 kqueue 13 20K 20K 166960K 64 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 39 0 36 1 0 1 1 0 8 0 rtentry 176 122 0 12 6 1 5 5 0 8 0 unpcb 144 105 0 88 1 0 1 1 0 8 0 syncache 336 15 0 15 2 1 1 1 0 8 1 tcpcb 736 18 0 15 1 0 1 1 0 8 0 arp 136 20 0 2 1 0 1 1 0 8 0 inpcb 328 79 0 73 1 0 1 1 0 8 0 nd6 152 27 0 3 2 1 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 30 0 4 1 0 1 1 0 8 0 pfstkey 128 30 0 4 1 0 1 1 0 8 0 pfstate 448 30 0 4 3 0 3 3 0 8 0 pfrule 1360 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 256 500 0 48 32 3 29 29 0 8 0 art_table 40 501 0 48 6 1 5 5 0 8 0 art_node 32 122 0 22 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1990 0 485 95 0 95 95 0 8 0 ffsino 296 1990 0 485 117 0 117 117 0 8 0 nchpl 144 2715 0 918 68 0 68 68 0 8 0 vnodes 216 2004 0 0 112 0 112 112 0 8 0 namei 1024 20973 0 20961 4 2 2 2 0 8 0 percpumem 16 51 0 1 1 0 1 1 0 8 0 kstatmem 264 29 0 2 2 0 2 2 0 8 0 scxspl 216 12314 0 12312 10 9 1 8 1 8 0 plimitpl 152 71 0 54 1 0 1 1 0 8 0 sigapl 424 652 0 608 9 3 6 6 0 8 0 knotepl 120 127 0 0 4 0 4 4 0 8 0 kqueuepl 224 60 0 51 1 0 1 1 0 8 0 pipepl 344 226 0 198 5 2 3 3 0 8 0 fdescpl 528 636 0 608 4 1 3 3 0 8 0 filepl 160 2883 0 2742 9 2 7 7 0 8 1 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 47 0 30 1 0 1 1 0 8 0 pgrppl 48 47 0 30 1 0 1 1 0 8 0 ucredpl 104 236 0 223 1 0 1 1 0 8 0 zombiepl 144 608 0 608 2 1 1 1 0 8 1 processpl 1232 652 0 608 6 1 5 5 0 8 0 procpl 664 780 0 714 10 3 7 7 0 8 0 sockpl 752 223 0 197 3 0 3 3 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 191 0 0 22 0 22 22 0 8 0 mcl2k 2048 17 0 0 3 0 3 3 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 193 0 0 11 0 11 11 0 8 0 bufpl 280 5039 0 176 348 0 348 348 0 8 0 anonpl 32 9926 0 0 83 3 80 81 0 246 0 amapchunkpl 152 15463 0 14836 43 16 27 30 0 158 0 amappl16 200 4213 0 4114 11 5 6 6 0 8 0 amappl15 192 140 0 139 1 0 1 1 0 8 0 amappl14 184 522 0 519 2 1 1 1 0 8 0 amappl13 176 286 0 273 3 1 2 2 0 8 1 amappl12 168 956 0 926 3 1 2 2 0 8 0 amappl11 160 15 0 15 2 2 0 1 0 8 0 amappl10 152 141 0 117 3 1 2 2 0 8 1 amappl9 144 1067 0 1066 3 2 1 1 0 8 0 amappl8 136 247 0 218 3 1 2 2 0 8 0 amappl7 128 300 0 281 3 1 2 2 0 8 0 amappl6 120 259 0 258 2 1 1 1 0 8 0 amappl5 112 205 0 195 1 0 1 1 0 8 0 amappl4 104 615 0 590 3 1 2 2 0 8 1 amappl3 96 2340 0 2237 4 1 3 3 0 8 0 amappl2 88 1278 0 1214 7 3 4 5 0 8 2 amappl1 80 25884 0 25270 33 12 21 24 0 8 7 amappl 88 3866 0 3692 8 3 5 5 0 92 0 uvmvnodes 80 120 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 636 0 608 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 636 0 608 1 0 1 1 0 8 0 vmmpekpl 168 14795 0 14747 3 0 3 3 0 8 0 vmmpepl 168 83454 0 81548 133 17 116 128 0 357 26 vmsppl 488 635 0 608 6 1 5 5 0 8 0 rwobjpl 80 33236 0 32052 56 20 36 40 0 8 8 pdppl 4096 1279 0 1216 133 62 71 81 0 8 8 pvpl 32 54622 0 0 442 1 441 441 0 265 0 pmappl 256 635 0 608 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 319 0 71 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff838feff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83b14400) at __mp_lock+0x192 intr_handler(ffff80002a437f20,ffff8000002a3480) at intr_handler+0xe9 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83b14400) at __mp_lock+0x192 __mp_acquire_count(ffffffff83b14400,1) at __mp_acquire_count+0x58 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 rw_do_enter_write(fffffd807062b310,1) at rw_do_enter_write+0x1dc rrw_enter(fffffd807062b310,1) at rrw_enter+0xc6 VOP_LOCK(fffffd807067f2b0,1) at VOP_LOCK+0xbd vn_lock(fffffd807067f2b0,1) at vn_lock+0xa4 vget(fffffd807067f2b0,1) at vget+0x2a2 end trace frame: 0xffff80002a4383c0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff838feff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83b14400) at __mp_lock+0x192 intr_handler(ffff80002a437f20,ffff8000002a3480) at intr_handler+0xe9 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83b14400) at __mp_lock+0x192 __mp_acquire_count(ffffffff83b14400,1) at __mp_acquire_count+0x58 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 rw_do_enter_write(fffffd807062b310,1) at rw_do_enter_write+0x1dc rrw_enter(fffffd807062b310,1) at rrw_enter+0xc6 VOP_LOCK(fffffd807067f2b0,1) at VOP_LOCK+0xbd vn_lock(fffffd807067f2b0,1) at vn_lock+0xa4 vget(fffffd807067f2b0,1) at vget+0x2a2 cache_lookup(fffffd80705c3b18,ffff80002a438760,ffff80002a438790) at cache_lookup+0x351 ufs_lookup() at ufs_lookup+0x1e3 VOP_LOOKUP(fffffd80705c3b18,ffff80002a438760,ffff80002a438790) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a438730) at vfs_lookup+0x963 namei(ffff80002a438730) at namei+0x7c5 domkdirat(ffff8000fffefcc8,ffffff9c,20000040,1d) at domkdirat+0x8b syscall(ffff80002a438910) at syscall+0xb17 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x49b908912e0, count: -22 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 panic(ffffffff8355597c) at panic+0x1e5 ufs_rename(ffff80002a3ccac8) at ufs_rename+0x175f VOP_RENAME(fffffd807067f6e8,fffffd8068c81a50,ffff80002a3ccc98,fffffd807067f2b0,0,ffff80002a3ccbe8) at VOP_RENAME+0x137 dorenameat(ffff80002a3b9cd0,ffffff9c,200001c0,ffffff9c,20000200) at dorenameat+0x3f7 syscall(ffff80002a3cce30) at syscall+0xb17 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x49b40d5b520, count: 8 ddb{1}> trace db_enter() at db_enter+0x25 panic(ffffffff8355597c) at panic+0x1e5 ufs_rename(ffff80002a3ccac8) at ufs_rename+0x175f VOP_RENAME(fffffd807067f6e8,fffffd8068c81a50,ffff80002a3ccc98,fffffd807067f2b0,0,ffff80002a3ccbe8) at VOP_RENAME+0x137 dorenameat(ffff80002a3b9cd0,ffffff9c,200001c0,ffffff9c,20000200) at dorenameat+0x3f7 syscall(ffff80002a3cce30) at syscall+0xb17 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x49b40d5b520, count: -7