panic: ufs_rename: lost dir entry Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 41725 27114 0 0 0 0 syz-executor.5 *166344 77783 0 0 0x4000000 1K syz-executor.2 db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83361dbf) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_rename(ffff80002a4adb38) at ufs_rename+0x18b2 sys/ufs/ufs/ufs_vnops.c:-1 VOP_RENAME(fffffd8070141798,fffffd8070411cb0,ffff80002a4add08,fffffd8070141798,0,ffff80002a4adc58) at VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 dorenameat(ffff80002a3a6f98,ffffff9c,200005c0,ffffff9c,20000800) at dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 syscall(ffff80002a4adea0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a4adea0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d6e61b33d0, 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 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83361dbf) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_rename(ffff80002a4adb38) at ufs_rename+0x18b2 sys/ufs/ufs/ufs_vnops.c:-1 VOP_RENAME(fffffd8070141798,fffffd8070411cb0,ffff80002a4add08,fffffd8070141798,0,ffff80002a4adc58) at VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 dorenameat(ffff80002a3a6f98,ffffff9c,200005c0,ffffff9c,20000800) at dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 syscall(ffff80002a4adea0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a4adea0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d6e61b33d0, count: -7 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a4ad8b0 rbx 0xffff8000299dedd7 rdx 0x3fd rcx 0 rax 0x22 r8 0x101010101010101 r9 0x8080808080808080 r10 0x9b286731ee17256e r11 0xb36afd9196f9c3e0 r12 0xffff8000299debd8 r13 0 r14 0 r15 0x1 rip 0xffffffff8221c0a5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a4ad8a0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.2) tid=166344 pid=77783 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=17, usrpri=76, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a3a67e8,0xffffffff838cbaf8 process=0xffff80002a44e6e8 user=0xffff80002a4a8000, vmspace=0xfffffd806b521b60 estcpu=26, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78080 304292 16510 0 2 0 syz-executor.3 78080 196999 16510 0 3 0x4000080 fsleep syz-executor.3 18399 189192 73319 0 2 0 syz-executor.4 18399 146816 73319 0 3 0x4000080 fsleep syz-executor.4 95006 297453 30384 0 2 0 syz-executor.6 95006 496392 30384 0 3 0x4000000 inode syz-executor.6 95006 504543 30384 0 3 0x4000000 biowait syz-executor.6 27114 41725 64653 0 7 0 syz-executor.5 27114 519777 64653 0 2 0x4000000 syz-executor.5 27114 470207 64653 0 3 0x4000080 fsleep syz-executor.5 77783 393817 98916 0 2 0 syz-executor.2 77783 210965 98916 0 2 0x4000000 syz-executor.2 77783 330710 98916 0 3 0x4000000 inode syz-executor.2 *77783 166344 98916 0 7 0x4000000 syz-executor.2 6050 11297 61662 0 2 0 syz-executor.1 98916 17034 51470 0 3 0x82 nanoslp syz-executor.2 54343 465389 51470 0 3 0x2 biowait syz-executor.7 16510 179092 51470 0 3 0x82 nanoslp syz-executor.3 64653 339933 51470 0 3 0x82 nanoslp syz-executor.5 73319 81699 51470 0 3 0x82 nanoslp syz-executor.4 30384 325296 51470 0 3 0x82 nanoslp syz-executor.6 29569 495756 51470 0 3 0x82 piperd syz-executor.0 61662 82283 51470 0 2 0x2 syz-executor.1 51470 285498 59482 0 3 0x82 thrsleep syz-execprog 51470 226760 59482 0 3 0x4000082 nanoslp syz-execprog 51470 182934 59482 0 3 0x4000082 wait syz-execprog 51470 26505 59482 0 3 0x4000082 wait syz-execprog 51470 214532 59482 0 3 0x4000082 wait syz-execprog 51470 516100 59482 0 3 0x4000082 thrsleep syz-execprog 51470 426345 59482 0 3 0x4000082 wait syz-execprog 51470 382951 59482 0 3 0x4000082 wait syz-execprog 51470 407976 59482 0 3 0x4000082 wait syz-execprog 51470 338672 59482 0 3 0x4000082 thrsleep syz-execprog 51470 12055 59482 0 3 0x4000082 thrsleep syz-execprog 51470 368713 59482 0 3 0x4000082 wait syz-execprog 51470 502154 59482 0 3 0x4000082 wait syz-execprog 51470 78351 59482 0 3 0x4000082 kqread syz-execprog 51470 226111 59482 0 2 0x4000002 syz-execprog 59482 354816 93795 0 3 0x10008a sigsusp ksh 93795 279423 10099 0 3 0x98 kqread sshd-session 10099 177134 77093 0 3 0x92 kqread sshd-session 53832 420820 1 0 3 0x100083 ttyin getty 77093 216954 1 0 3 0x88 kqread sshd 71965 406281 99319 74 3 0x1100092 bpf pflogd 99319 117947 1 0 3 0x80 sbwait pflogd 92544 474115 41652 73 3 0x1100090 kqread syslogd 41652 293183 1 0 3 0x100082 sbwait syslogd 86328 334429 1 0 3 0x100080 kqread resolvd 92157 180472 541 77 3 0x100092 kqread dhcpleased 29086 99115 541 77 3 0x100092 kqread dhcpleased 541 87246 1 0 3 0x80 kqread dhcpleased 7664 50727 0 0 3 0x14200 bored smr 75801 6934 0 0 3 0x14200 pgzero zerothread 98684 423942 0 0 3 0x14200 aiodoned aiodoned 68326 246005 0 0 3 0x14200 syncer update 72330 212892 0 0 3 0x14200 cleaner cleaner 96723 40528 0 0 3 0x14200 reaper reaper 91791 33500 0 0 3 0x14200 pgdaemon pagedaemon 347 337532 0 0 3 0x14200 bored viomb 72681 317864 0 0 3 0x40014200 acpi0 acpi0 3722 348793 0 0 3 0x40014200 idle1 26144 153160 0 0 3 0x14200 bored softnet3 9743 410649 0 0 3 0x14200 bored softnet2 57314 26606 0 0 3 0x14200 bored softnet1 7963 207124 0 0 3 0x14200 bored softnet0 61189 108485 0 0 3 0x14200 bored systqmp 28941 298794 0 0 3 0x14200 bored systq 24784 296900 0 0 3 0x14200 tmoslp softclockmp 20755 369101 0 0 3 0x40014200 tmoslp softclock 15638 402513 0 0 3 0x40014200 idle0 1 55579 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 95006 (syz-executor.6) thread 0xffff80002a3a6038 (504543) exclusive rrwlock inode r = 0 (0xfffffd806fdd1890) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 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:787 #11 ufs_rename+0x15e4 sys/ufs/ufs/ufs_vnops.c:1007 #12 VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 #13 dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 #14 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #14 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #15 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806fdd1650) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 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:778 #6 ufs_rename+0x15e4 sys/ufs/ufs/ufs_vnops.c:1007 #7 VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 #8 dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 #9 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #10 Xsyscall+0x128 Process 77783 (syz-executor.2) thread 0xffff80002a3a6f98 (166344) exclusive rrwlock inode r = 0 (0xfffffd806fdd1410) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 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:787 #11 ufs_rename+0x15e4 sys/ufs/ufs/ufs_vnops.c:1007 #12 VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 #13 dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 #14 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #14 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #15 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806fdd1d10) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 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:778 #6 ufs_rename+0x15e4 sys/ufs/ufs/ufs_vnops.c:1007 #7 VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 #8 dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 #9 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83917538) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2da sys/kern/kern_synch.c:366 #3 biowait+0xc1 sys/kern/vfs_bio.c:1242 #4 bwrite+0x2e5 sys/kern/vfs_bio.c:754 #5 VOP_BWRITE+0x60 sys/kern/vfs_vops.c:651 #6 ufs_direnter+0x7d1 sys/ufs/ufs/ufs_lookup.c:833 #7 ufs_rename+0xe54 sys/ufs/ufs/ufs_vnops.c:907 #8 VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 #9 dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #11 Xsyscall+0x128 Process 54343 (syz-executor.7) thread 0xffff8000ffffd1f8 (465389) exclusive rrwlock inode r = 0 (0xfffffd806fdd1e30) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3109 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8070155648) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3094 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10188 11021K 11021K 166960K 11268 0 pcb 17 12K 12K 166960K 17 0 rtable 234 6K 6K 166960K 386 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 68 36K 36K 166960K 70 0 ioctlops 0 0K 4K 166960K 1484 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1264 80K 80K 166960K 1283 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 16 57K 85K 166960K 162 0 proc 69 91K 127K 166960K 556 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 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 444 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 282 179K 232K 166960K 4607 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 42 84K 112K 166960K 1603 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 28 2K 2K 166960K 31 0 temp 1 8680K 8745K 166960K 5306 0 kqueue 13 20K 20K 166960K 46 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 69 0 52 1 0 1 1 0 8 0 syncache 336 9 0 9 2 2 0 1 0 8 0 tcpcb 736 12 0 9 1 0 1 1 0 8 0 arp 128 20 0 2 1 0 1 1 0 8 0 inpcb 328 73 0 67 1 0 1 1 0 8 0 nd6 144 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 24 0 4 1 0 1 1 0 8 0 pfstkey 128 24 0 4 1 0 1 1 0 8 0 pfstate 384 24 0 4 2 0 2 2 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 256 500 0 48 32 3 29 29 0 8 0 art_table 32 501 0 48 5 1 4 4 0 8 0 art_node 16 121 0 21 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1648 0 112 97 0 97 97 0 8 0 ffsino 288 1648 0 112 111 1 110 110 0 8 0 nchpl 144 1950 0 160 67 0 67 67 0 8 0 uvmvnodes 80 1662 0 0 34 0 34 34 0 8 0 vnodes 216 1662 0 0 93 0 93 93 0 8 0 namei 1024 8752 0 8743 7 5 2 2 0 8 0 percpumem 16 50 0 1 1 0 1 1 0 8 0 kstatmem 264 28 0 2 2 0 2 2 0 8 0 scxspl 216 9538 0 9536 10 9 1 8 1 8 0 plimitpl 152 59 0 42 1 0 1 1 0 8 0 sigapl 424 533 0 485 8 1 7 7 0 8 0 knotepl 120 127 0 0 4 0 4 4 0 8 0 kqueuepl 224 42 0 33 1 0 1 1 0 8 0 pipepl 336 182 0 154 5 2 3 3 0 8 0 fdescpl 520 515 0 485 4 1 3 3 0 8 0 filepl 160 2272 0 2135 7 1 6 6 0 8 0 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 35 0 18 1 0 1 1 0 8 0 pgrppl 48 35 0 18 1 0 1 1 0 8 0 ucredpl 104 152 0 139 1 0 1 1 0 8 0 zombiepl 144 485 0 485 3 2 1 1 0 8 1 processpl 1240 533 0 485 6 1 5 5 0 8 0 procpl 656 576 0 505 8 1 7 7 0 8 0 sockpl 728 181 0 147 4 0 4 4 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 162 0 0 21 0 21 21 0 8 0 mcl2k 2048 25 0 0 4 1 3 3 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 163 0 0 10 0 10 10 0 8 0 bufpl 280 4541 0 186 312 0 312 312 0 8 0 anonpl 32 8413 0 0 69 1 68 68 0 246 0 amapchunkpl 152 13990 0 13372 45 20 25 26 0 158 0 amappl16 200 4226 0 4143 8 3 5 5 0 8 0 amappl15 192 12 0 11 2 1 1 1 0 8 0 amappl14 184 250 0 237 3 2 1 2 0 8 0 amappl13 176 14 0 14 2 2 0 1 0 8 0 amappl12 168 1244 0 1213 4 2 2 2 0 8 0 amappl11 160 76 0 60 1 0 1 1 0 8 0 amappl10 152 58 0 50 2 1 1 1 0 8 0 amappl9 144 1007 0 1007 2 2 0 1 0 8 0 amappl8 136 205 0 171 2 0 2 2 0 8 0 amappl7 128 260 0 239 3 1 2 2 0 8 0 amappl6 120 321 0 315 2 1 1 1 0 8 0 amappl5 112 206 0 196 1 0 1 1 0 8 0 amappl4 104 579 0 554 4 3 1 3 0 8 0 amappl3 96 1603 0 1513 6 3 3 3 0 8 0 amappl2 88 1158 0 1081 6 3 3 4 0 8 0 amappl1 80 16118 0 15500 39 24 15 24 0 8 0 amappl 88 3412 0 3236 7 2 5 5 0 92 1 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 24 516 0 486 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 516 0 486 1 0 1 1 0 8 0 vmmpekpl 168 12111 0 12061 3 0 3 3 0 8 0 vmmpepl 168 64036 0 62031 150 55 95 126 0 357 0 vmsppl 480 515 0 486 6 1 5 5 0 8 1 rwobjpl 72 25625 0 22918 75 19 56 61 0 8 0 pdppl 4096 1040 0 972 138 64 74 82 0 8 6 pvpl 32 46010 0 0 374 2 372 372 0 265 0 pmappl 256 515 0 486 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 439 0 80 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83828ff0) 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(ffffffff83917330) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:129 [inline] __mp_lock(ffffffff83917330) at __mp_lock+0x192 sys/kern/kern_lock.c:160 intr_handler(ffff80002a47cee0,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83917330) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:129 [inline] __mp_lock(ffffffff83917330) at __mp_lock+0x192 sys/kern/kern_lock.c:160 softintr_dispatch(0) at softintr_dispatch+0x12a sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:840 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x725cadd6a8b0, count: 5 ddb{0}> trace x86_ipi_db(ffffffff83828ff0) 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(ffffffff83917330) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:129 [inline] __mp_lock(ffffffff83917330) at __mp_lock+0x192 sys/kern/kern_lock.c:160 intr_handler(ffff80002a47cee0,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83917330) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:129 [inline] __mp_lock(ffffffff83917330) at __mp_lock+0x192 sys/kern/kern_lock.c:160 softintr_dispatch(0) at softintr_dispatch+0x12a sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:840 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x725cadd6a8b0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83361dbf) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_rename(ffff80002a4adb38) at ufs_rename+0x18b2 sys/ufs/ufs/ufs_vnops.c:-1 VOP_RENAME(fffffd8070141798,fffffd8070411cb0,ffff80002a4add08,fffffd8070141798,0,ffff80002a4adc58) at VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 dorenameat(ffff80002a3a6f98,ffffff9c,200005c0,ffffff9c,20000800) at dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 syscall(ffff80002a4adea0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a4adea0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d6e61b33d0, count: 8 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83361dbf) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_rename(ffff80002a4adb38) at ufs_rename+0x18b2 sys/ufs/ufs/ufs_vnops.c:-1 VOP_RENAME(fffffd8070141798,fffffd8070411cb0,ffff80002a4add08,fffffd8070141798,0,ffff80002a4adc58) at VOP_RENAME+0x13c sys/kern/vfs_vops.c:376 dorenameat(ffff80002a3a6f98,ffffff9c,200005c0,ffffff9c,20000800) at dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3030 syscall(ffff80002a4adea0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a4adea0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d6e61b33d0, count: -7