panic: ffs_valloc: dup alloc Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 346035 37066 0 0x1000 0x4080000 1 syz-executor *414868 84422 0 0x2 0 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83498243) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd806c623710,41ed,fffffd80097fd7b8,ffff80003c42d998) at ffs_inode_alloc+0x94e ufs_mkdir(ffff80003c42da00) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd80651f3970,ffff80003c42db60,ffff80003c42db90,ffff80003c42da90) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff800039b9fcb8,ffffff9c,75b9f18840d0,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 syscall(ffff80003c42dd10) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c42dd10) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75b9f1884170, count: 7 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: ffs_valloc: dup alloc ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83498243) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd806c623710,41ed,fffffd80097fd7b8,ffff80003c42d998) at ffs_inode_alloc+0x94e ufs_mkdir(ffff80003c42da00) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd80651f3970,ffff80003c42db60,ffff80003c42db90,ffff80003c42da90) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff800039b9fcb8,ffffff9c,75b9f18840d0,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 syscall(ffff80003c42dd10) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c42dd10) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75b9f1884170, count: -8 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c42d710 rbx 0xffffffff83902e07 cpu_info_full_primary+0x2e07 rdx 0 rcx 0xffff800039b9fcb8 rax 0xffffffff83901ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x55735a2d5a1be8df r11 0xe7863d07cd7b2ff8 r12 0xffffffff83902c08 cpu_info_full_primary+0x2c08 r13 0 r14 0 r15 0x1 rip 0xffffffff83144b75 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c42d700 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=414868 pid=84422 tcnt=1 stat=onproc flags process=2 proc=0 runpri=17, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800039b9e7f8,0xffff80003c3c0a98 process=0xffff80003c46d370 user=0xffff80003c428000, vmspace=0xfffffd800b0633d0 estcpu=36, cpticks=4, pctcpu=0.0, user=0, sys=4, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 40279 358587 77637 0 2 0 syz-executor 40279 515724 77637 0 3 0x4000080 fsleep syz-executor 37066 419682 34740 0 3 0x3000 suspend syz-executor 37066 346035 34740 0 7 0x4081000 syz-executor 71023 183271 5062 0 2 0 syz-executor 71023 301955 5062 0 3 0x4000080 fsleep syz-executor *84422 414868 37571 0 7 0x2 syz-executor 93559 195601 0 0 3 0x14200 acct acct 26375 122172 0 0 3 0x14280 nfsidl nfsio 95154 343204 0 0 3 0x14280 nfsidl nfsio 98821 113139 0 0 3 0x14280 nfsidl nfsio 76544 129699 0 0 3 0x14280 nfsidl nfsio 90543 405911 0 0 3 0x14280 nfsidl nfsio 51087 103024 0 0 3 0x14280 nfsidl nfsio 83874 408208 0 0 3 0x14280 nfsidl nfsio 55841 256188 0 0 3 0x14280 nfsidl nfsio 59567 197662 0 0 3 0x14280 nfsidl nfsio 31877 433438 0 0 3 0x14280 nfsidl nfsio 8874 139411 0 0 3 0x14280 nfsidl nfsio 76699 256411 0 0 3 0x14280 nfsidl nfsio 30839 100145 0 0 3 0x14280 nfsidl nfsio 67659 50248 0 0 3 0x14280 nfsidl nfsio 95423 313895 0 0 3 0x14280 nfsidl nfsio 51482 312001 0 0 3 0x14280 nfsidl nfsio 98242 222970 0 0 3 0x14280 nfsidl nfsio 25449 320052 0 0 3 0x14280 nfsidl nfsio 5601 353037 0 0 3 0x14280 nfsidl nfsio 65388 125189 0 0 3 0x14280 nfsidl nfsio 97512 146473 37571 0 2 0x2 syz-executor 34740 80951 37571 0 3 0x82 nanoslp syz-executor 10164 399423 37571 0 3 0x82 piperd syz-executor 77637 208381 37571 0 2 0xc82 syz-executor 5062 263089 37571 0 2 0xc82 syz-executor 37571 182615 91841 0 3 0x82 wait syz-executor 91841 153078 50893 0 3 0x10008a sigsusp ksh 50893 416245 13159 0 3 0x98 kqread sshd-session 13159 325151 45832 0 3 0x92 kqread sshd-session 8966 257465 1 0 3 0x100083 ttyin getty 45832 221520 1 0 3 0x88 kqread sshd 29790 173621 34543 74 3 0x1100092 bpf pflogd 34543 144460 1 0 3 0x80 sbwait pflogd 56835 245669 12777 73 3 0x1100090 kqread syslogd 12777 26580 1 0 3 0x100082 sbwait syslogd 677 512969 1 0 3 0x100080 kqread resolvd 31924 425006 88125 77 3 0x100092 kqread dhcpleased 99221 295069 88125 77 3 0x100092 kqread dhcpleased 88125 467074 1 0 3 0x80 kqread dhcpleased 24942 101452 0 0 3 0x14200 bored smr 52111 490240 0 0 2 0x14200 zerothread 47889 411104 0 0 3 0x14200 aiodoned aiodoned 6235 358682 0 0 3 0x14200 syncer update 37952 260419 0 0 3 0x14200 cleaner cleaner 31360 142184 0 0 3 0x14200 reaper reaper 23889 174146 0 0 3 0x14200 pgdaemon pagedaemon 89577 423666 0 0 3 0x14200 bored viomb 63233 320259 0 0 3 0x40014200 acpi0 acpi0 28713 357478 0 0 3 0x40014200 idle1 87486 498136 0 0 3 0x14200 bored softnet1 38683 96061 0 0 3 0x14200 bored softnet0 33189 330909 0 0 3 0x14200 smrbar systqmp 80181 223332 0 0 3 0x14200 bored systq 30540 219854 0 0 3 0x14200 tmoslp softclockmp 83357 415590 0 0 3 0x40014200 tmoslp softclock 48899 294315 0 0 3 0x40014200 idle0 1 424642 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 84422 (syz-executor) thread 0xffff800039b9fcb8 (414868) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a159c0) #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 getblk+0x197 sys/kern/vfs_bio.c:1013 #4 bread+0x45 bio_doread sys/kern/vfs_bio.c:418 [inline] #4 bread+0x45 sys/kern/vfs_bio.c:463 #5 ffs_vget+0x283 sys/ufs/ffs/ffs_vfsops.c:1249 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 #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 exclusive rrwlock inode r = 0 (0xfffffd806e784c80) #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 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:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 #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 exclusive rrwlock inode r = 0 (0xfffffd806c6237b0) #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:576 #5 vfs_lookup+0x10f sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3134 #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 97512 (syz-executor) thread 0xffff8000fffeefa8 (146473) exclusive rrwlock inode r = 0 (0xfffffd806c623310) #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 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:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 #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 exclusive rrwlock inode r = 0 (0xfffffd806d262e98) #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:576 #5 vfs_lookup+0x10f sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3134 #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 33189 (systqmp) thread 0xffff8000ffffe298 (330909) shared rwlock systqmp r = 0 (0xffffffff839b5668) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11076 12114K 12394K 166960K 13092 0 pcb 17 13K 13K 166960K 157 0 rtable 254 9K 9K 166960K 600 0 pf 43 19K 24K 166960K 123 0 ifaddr 43 7K 7K 166960K 83 0 ifgroup 59 2K 2K 166960K 108 0 sysctl 2 1K 9K 166960K 43 0 counters 72 37K 37K 166960K 102 0 ioctlops 0 0K 4K 166960K 1603 0 iov 0 0K 16K 166960K 30 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1415 89K 89K 166960K 2015 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 13 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 47 0 dirhash 12 2K 2K 166960K 30 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 13 45K 93K 166960K 826 0 sigio 0 0K 0K 166960K 8 0 proc 72 115K 147K 166960K 743 0 subproc 72 4K 4K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 109 0 in_multi 92 6K 7K 166960K 183 0 ether_multi 1 0K 0K 166960K 3 0 mrt 0 0K 0K 166960K 27 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 626 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 203 166K 183K 166960K 8875 0 UVM aobj 17 2K 2K 166960K 18 0 pinsyscall 38 76K 104K 166960K 2093 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 28 0 NDP 15 0K 2K 166960K 55 0 temp 52 9118K 9240K 166960K 27540 0 kqueue 15 22K 28K 166960K 115 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 77 0 74 1 0 1 1 0 8 0 rtentry 176 192 0 82 6 0 6 6 0 8 0 unpcb 144 411 0 392 5 1 4 4 0 8 3 syncache 336 6 0 6 3 3 0 1 0 8 0 tcpcb 736 309 0 305 7 0 7 7 0 8 6 arp 136 28 0 12 1 0 1 1 0 8 0 inpcb 328 845 0 837 14 5 9 12 0 8 8 nd6 152 53 0 25 2 0 2 2 0 8 0 pkpcb 40 8 0 8 2 1 1 1 0 8 1 kcovpl 48 13 0 5 1 0 1 1 0 8 0 ppxss 1192 7 0 7 1 0 1 1 0 8 1 pfstscr 40 11 0 8 1 0 1 1 0 8 0 pffrag 232 11 0 3 1 0 1 1 0 482 0 pffrnode 88 11 0 3 1 0 1 1 0 8 0 pffrent 40 49 0 41 1 0 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 pfrktable 1344 4 0 2 1 0 1 1 0 8 0 pfsrclim 320 3 0 2 1 0 1 1 0 8 0 pfstlim 224 1 0 1 1 1 0 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 3 0 0 1 0 1 1 0 8 0 pfqueue 320 2 0 2 2 1 1 1 0 8 1 pfstitem 24 79 0 20 1 0 1 1 0 8 0 pfstkey 128 87 0 28 2 0 2 2 0 8 0 pfstate 448 81 0 24 7 0 7 7 0 8 0 pfrule 1360 31 0 26 2 1 1 2 0 8 0 rttmr 136 4 0 4 2 1 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 928 0 438 34 3 31 31 0 8 0 art_table 40 929 0 438 5 0 5 5 0 8 0 art_node 32 192 0 92 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 4 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 64 43 0 33 1 0 1 1 0 8 0 shmpl 112 15 0 1 1 0 1 1 0 8 0 dirhash 1024 29 0 12 3 0 3 3 0 8 0 dino2pl 256 2668 0 1198 93 0 93 93 0 8 0 ffsino 296 2668 0 1198 114 0 114 114 0 8 0 nchpl 144 3739 0 2025 64 0 64 64 0 8 0 vnodes 216 3211 0 0 179 0 179 179 0 8 0 namei 1024 12888 0 12886 3 2 1 2 0 8 0 percpumem 16 66 0 15 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0 kstatmem 264 61 0 30 3 0 3 3 0 8 0 scxspl 216 14252 0 14252 11 4 7 8 1 8 7 plimitpl 152 234 0 217 1 0 1 1 0 8 0 sigapl 424 1149 0 1085 9 1 8 8 0 8 0 knotepl 120 351 0 0 11 0 11 11 0 8 0 kqueuepl 224 149 0 139 1 0 1 1 0 8 0 pipepl 344 164 0 137 3 0 3 3 0 8 0 fdescpl 528 1112 0 1085 3 0 3 3 0 8 0 filepl 160 5810 0 5600 16 1 15 15 0 8 4 lockfpl 104 187 0 185 1 0 1 1 0 8 0 lockfspl 48 86 0 84 1 0 1 1 0 8 0 sessionpl 144 44 0 35 1 0 1 1 0 8 0 pgrppl 48 60 0 43 1 0 1 1 0 8 0 ucredpl 104 724 0 710 1 0 1 1 0 8 0 zombiepl 144 1087 0 1085 2 1 1 1 0 8 0 processpl 1232 1149 0 1085 7 1 6 6 0 8 0 procpl 664 2165 0 2098 8 0 8 8 0 8 1 sosppl 176 5 0 5 2 1 1 1 0 8 1 sockpl 752 1360 0 1330 18 6 12 17 0 8 8 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 50 0 0 7 0 7 7 0 8 0 mtagpl 96 18 0 0 1 0 1 1 0 8 0 mbufpl 256 261 0 0 16 0 16 16 0 8 0 bufpl 280 5667 0 109 397 0 397 397 0 8 0 anonpl 32 10516 0 0 85 0 85 85 0 246 0 amapchunkpl 152 35083 0 34662 46 9 37 45 0 158 17 amappl16 200 3419 0 3390 23 9 14 15 0 8 10 amappl15 192 16 0 16 2 2 0 1 0 8 0 amappl14 184 494 0 493 1 0 1 1 0 8 0 amappl13 176 156 0 144 1 0 1 1 0 8 0 amappl12 168 1378 0 1352 2 0 2 2 0 8 0 amappl11 160 122 0 122 1 1 0 1 0 8 0 amappl10 152 67 0 52 1 0 1 1 0 8 0 amappl9 144 264 0 264 1 1 0 1 0 8 0 amappl8 136 134 0 131 1 0 1 1 0 8 0 amappl7 128 161 0 148 1 0 1 1 0 8 0 amappl6 120 211 0 209 1 0 1 1 0 8 0 amappl5 112 99 0 87 1 0 1 1 0 8 0 amappl4 104 304 0 284 1 0 1 1 0 8 0 amappl3 96 5805 0 5717 5 1 4 4 0 8 1 amappl2 88 562 0 498 2 0 2 2 0 8 0 amappl1 80 12460 0 11872 15 2 13 15 0 8 0 amappl 88 7965 0 7833 5 0 5 5 0 92 1 uvmvnodes 80 121 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 17 0 1 1 0 1 1 0 8 0 uaddrrnd 24 1112 0 1085 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1112 0 1085 1 0 1 1 0 8 0 vmmpekpl 168 10164 0 10119 3 0 3 3 0 8 0 vmmpepl 168 76798 0 75090 100 3 97 98 0 357 11 vmsppl 488 1111 0 1085 6 1 5 5 0 8 1 rwobjpl 80 22572 0 21533 28 0 28 28 0 8 2 pdppl 4096 2231 0 2170 99 26 73 85 0 8 12 pvpl 32 16852 0 0 136 0 136 136 0 265 0 pmappl 256 1111 0 1085 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 299 0 37 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(ffffffff83498243) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd806c623710,41ed,fffffd80097fd7b8,ffff80003c42d998) at ffs_inode_alloc+0x94e ufs_mkdir(ffff80003c42da00) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd80651f3970,ffff80003c42db60,ffff80003c42db90,ffff80003c42da90) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff800039b9fcb8,ffffff9c,75b9f18840d0,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 syscall(ffff80003c42dd10) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c42dd10) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75b9f1884170, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff80002999dff0) 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(ffffffff83a151c0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a151c0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 proc_suspend_check_locked(ffff800039b9e030,0) at proc_suspend_check_locked+0x303 sys/kern/kern_sig.c:2259 userret(ffff800039b9e030) at userret+0x8c proc_suspend_check sys/kern/kern_sig.c:-1 [inline] userret(ffff800039b9e030) at userret+0x8c sys/kern/kern_sig.c:2194 syscall(ffff80003c3fbe20) at syscall+0x9ce mi_syscall_return sys/sys/syscall_mi.h:203 [inline] syscall(ffff80003c3fbe20) at syscall+0x9ce sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x44cbd0456e0, count: 7 ddb{1}> trace x86_ipi_db(ffff80002999dff0) 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(ffffffff83a151c0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a151c0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 proc_suspend_check_locked(ffff800039b9e030,0) at proc_suspend_check_locked+0x303 sys/kern/kern_sig.c:2259 userret(ffff800039b9e030) at userret+0x8c proc_suspend_check sys/kern/kern_sig.c:-1 [inline] userret(ffff800039b9e030) at userret+0x8c sys/kern/kern_sig.c:2194 syscall(ffff80003c3fbe20) at syscall+0x9ce mi_syscall_return sys/sys/syscall_mi.h:203 [inline] syscall(ffff80003c3fbe20) at syscall+0x9ce sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x44cbd0456e0, count: -8