panic: ffs_valloc: dup alloc Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *249085 95661 0 0x2 0 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8349e5db) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd806cc1b830,41ed,fffffd80097fd4e0,ffff80002a3026c8) at ffs_inode_alloc+0x94e ufs_mkdir(ffff80002a302730) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806d01f7d8,ffff80002a302890,ffff80002a3028c0,ffff80002a3027c0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a222a70,ffffff9c,7139d629a040,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 syscall(ffff80002a302a40) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a302a40) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7139d629a0e0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: ffs_valloc: dup alloc ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8349e5db) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd806cc1b830,41ed,fffffd80097fd4e0,ffff80002a3026c8) at ffs_inode_alloc+0x94e ufs_mkdir(ffff80002a302730) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806d01f7d8,ffff80002a302890,ffff80002a3028c0,ffff80002a3027c0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a222a70,ffffff9c,7139d629a040,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 syscall(ffff80002a302a40) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a302a40) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7139d629a0e0, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a302440 rbx 0xffff80002999ee07 rdx 0 rcx 0xffff80002a222a70 rax 0xffff80002999dff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x8f1bd34104d0399a r11 0xda3df241f73979 r12 0xffff80002999ec08 r13 0 r14 0 r15 0x1 rip 0xffffffff8340d295 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a302430 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=249085 pid=95661 tcnt=1 stat=onproc flags process=2 proc=0 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a2222a8,0xffff8000fffefa18 process=0xffff8000ffff7028 user=0xffff80002a2fd000, vmspace=0xfffffd800b0631e8 estcpu=0, cpticks=8, pctcpu=0.2, user=1, sys=7, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 95027 94420 0 0 3 0x14200 acct acct 54309 123013 57813 0 3 0x80 nanoslp syz-executor 54309 392617 57813 0 3 0x4000080 netcon syz-executor 97275 288374 59462 0 3 0x80 nanoslp syz-executor 97275 426713 59462 0 3 0x4000080 lockf syz-executor 97275 316685 59462 0 3 0x4000080 fsleep syz-executor 68644 378821 0 0 3 0x14280 nfsidl nfsio 61969 222031 0 0 3 0x14280 nfsidl nfsio 61102 366799 0 0 3 0x14280 nfsidl nfsio 38903 448356 0 0 3 0x14280 nfsidl nfsio 34765 384778 0 0 3 0x14280 nfsidl nfsio 17121 520107 0 0 3 0x14280 nfsidl nfsio 814 397134 0 0 3 0x14280 nfsidl nfsio 44300 42279 0 0 3 0x14280 nfsidl nfsio 5661 51424 0 0 3 0x14280 nfsidl nfsio 4701 206739 0 0 3 0x14280 nfsidl nfsio 54181 52737 0 0 3 0x14280 nfsidl nfsio 82101 125374 0 0 3 0x14280 nfsidl nfsio 53395 99534 0 0 3 0x14280 nfsidl nfsio 63316 284535 0 0 3 0x14280 nfsidl nfsio 1839 60538 0 0 3 0x14280 nfsidl nfsio 38857 115703 0 0 3 0x14280 nfsidl nfsio 95802 262689 0 0 3 0x14280 nfsidl nfsio 72921 492880 0 0 3 0x14280 nfsidl nfsio 59222 139613 0 0 3 0x14280 nfsidl nfsio 83409 325077 0 0 3 0x14280 nfsidl nfsio 88593 29736 10115 0 3 0x100082 sbwait arp 10115 27760 82469 0 3 0x10008a sigsusp sh 32315 241619 37766 0 3 0x82 piperd syz-executor 82469 239051 37766 0 3 0x82 wait syz-executor 59462 424256 37766 0 3 0x82 nanoslp syz-executor *95661 249085 37766 0 7 0x2 syz-executor 57813 467063 37766 0 3 0x82 nanoslp syz-executor 27382 251527 37766 0 3 0x82 piperd syz-executor 56635 487830 37766 0 3 0x82 piperd syz-executor 37766 449285 84389 0 3 0x82 wait syz-executor 84389 334736 55253 0 3 0x10008a sigsusp ksh 55253 97144 36519 0 3 0x98 kqread sshd-session 36519 367906 76660 0 3 0x92 kqread sshd-session 60324 495740 1 0 3 0x100083 ttyopn getty 76660 290803 1 0 3 0x88 kqread sshd 33024 155376 92690 74 3 0x1100092 bpf pflogd 92690 243354 1 0 3 0x80 sbwait pflogd 58893 236714 94089 73 3 0x1100090 kqread syslogd 94089 147889 1 0 3 0x100082 sbwait syslogd 21988 360485 1 0 3 0x100080 kqread resolvd 33322 229831 51506 77 3 0x100092 kqread dhcpleased 65337 491425 51506 77 3 0x100092 kqread dhcpleased 51506 289298 1 0 3 0x80 kqread dhcpleased 20801 484194 0 0 3 0x14200 pause smr 35186 51445 0 0 3 0x14200 pgzero zerothread 30214 142162 0 0 3 0x14200 aiodoned aiodoned 43129 61130 0 0 3 0x14200 syncer update 27030 345951 0 0 3 0x14200 cleaner cleaner 35860 488148 0 0 3 0x14200 reaper reaper 49773 491908 0 0 3 0x14200 pgdaemon pagedaemon 72888 243859 0 0 3 0x14200 bored viomb 24010 161072 0 0 3 0x40014200 acpi0 acpi0 40275 294648 0 0 3 0x40014200 idle1 64583 185888 0 0 3 0x14200 bored softnet1 45394 259664 0 0 3 0x14200 bored softnet0 95660 138692 0 0 3 0x14200 bored systqmp 59946 80325 0 0 3 0x14200 bored systq 88840 221741 0 0 3 0x14200 tmoslp softclockmp 68241 366027 0 0 3 0x40014200 tmoslp softclock 96119 478137 0 0 7 0x40014200 idle0 1 113127 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 95661 (syz-executor) thread 0xffff80002a222a70 (249085) exclusive rrwlock inode r = 0 (0xfffffd8069e760c8) #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 (0xfffffd806cc1b8d0) #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+0x12b 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 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839e5f80) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 #2 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11067 12088K 12341K 166960K 12378 0 pcb 17 12K 12K 166960K 51 0 rtable 237 8K 8K 166960K 380 0 pf 34 17K 81K 166960K 68 0 ifaddr 41 7K 7K 166960K 45 0 ifgroup 55 2K 2K 166960K 65 0 sysctl 3 1K 9K 166960K 7 0 counters 70 37K 37K 166960K 74 0 ioctlops 0 0K 4K 166960K 1503 0 iov 0 0K 12K 166960K 11 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1299 82K 82K 166960K 1542 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 20 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 14 49K 93K 166960K 308 0 sigio 0 0K 0K 166960K 4 0 proc 72 115K 164K 166960K 581 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 22 0 in_multi 89 6K 6K 166960K 96 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 61 281K 281K 166960K 61 0 exec 0 0K 1K 166960K 408 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 203 160K 176K 166960K 4767 0 UVM aobj 3 2K 2K 166960K 4 0 pinsyscall 40 80K 104K 166960K 1495 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 10 0 NDP 12 0K 1K 166960K 28 0 temp 47 9116K 9183K 166960K 9646 0 kqueue 13 20K 27K 166960K 70 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 51 0 47 1 0 1 1 0 8 0 rtentry 176 106 0 2 5 0 5 5 0 8 0 unpcb 144 111 0 94 1 0 1 1 0 8 0 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 736 152 0 146 7 0 7 7 0 8 6 arp 136 17 0 0 1 0 1 1 0 8 0 inpcb 328 363 0 353 7 0 7 7 0 8 5 nd6 152 24 0 1 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pfstscr 40 2 0 2 1 0 1 1 0 8 1 pffrag 232 3 0 0 1 0 1 1 0 482 0 pffrnode 88 3 0 0 1 0 1 1 0 8 0 pffrent 40 6 0 3 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 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pfstitem 24 41 0 1 1 0 1 1 0 8 0 pfstkey 128 41 0 1 2 0 2 2 0 8 0 pfstate 448 41 0 1 5 0 5 5 0 8 0 pfrule 1360 22 0 15 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 435 0 9 27 0 27 27 0 8 0 art_table 40 436 0 9 5 0 5 5 0 8 0 art_node 32 106 0 11 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 1 1 0 1 1 0 8 0 semapl 72 18 0 8 1 0 1 1 0 8 0 shmpl 112 1 0 1 1 0 1 1 0 8 1 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 1923 0 458 93 0 93 93 0 8 0 ffsino 296 1923 0 458 114 0 114 114 0 8 0 nchpl 144 2387 0 690 64 0 64 64 0 8 0 vnodes 216 2102 0 0 117 0 117 117 0 8 0 namei 1024 7676 0 7675 2 0 2 2 0 8 1 percpumem 16 52 0 2 1 0 1 1 0 8 0 kstatmem 264 31 0 4 2 0 2 2 0 8 0 scsiplug 72 2 0 2 1 0 1 1 0 8 1 scxspl 216 7891 0 7891 3 2 1 2 1 8 1 plimitpl 152 51 0 34 1 0 1 1 0 8 0 sigapl 424 658 0 593 8 0 8 8 0 8 0 knotepl 120 310 0 0 10 0 10 10 0 8 0 kqueuepl 224 76 0 67 2 0 2 2 0 8 1 pipepl 344 140 0 113 3 0 3 3 0 8 0 fdescpl 528 621 0 593 3 0 3 3 0 8 0 filepl 160 2978 0 2765 13 0 13 13 0 8 3 lockfpl 104 92 0 88 1 0 1 1 0 8 0 lockfspl 48 39 0 36 1 0 1 1 0 8 0 sessionpl 144 34 0 25 1 0 1 1 0 8 0 pgrppl 48 43 0 26 1 0 1 1 0 8 0 ucredpl 104 410 0 396 1 0 1 1 0 8 0 zombiepl 144 594 0 593 1 0 1 1 0 8 0 processpl 1232 658 0 593 6 0 6 6 0 8 0 procpl 664 956 0 888 8 0 8 8 0 8 0 sockpl 752 534 0 503 11 0 11 11 0 8 7 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 28 0 0 4 0 4 4 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 263 0 0 17 0 17 17 0 8 0 bufpl 280 2709 0 105 186 0 186 186 0 8 0 anonpl 32 3796 0 0 31 0 31 31 0 246 0 amapchunkpl 152 13968 0 13614 28 0 28 28 0 158 10 amappl16 200 1770 0 1748 5 3 2 5 0 8 0 amappl15 192 14 0 14 2 2 0 1 0 8 0 amappl14 184 499 0 497 1 0 1 1 0 8 0 amappl13 176 129 0 116 1 0 1 1 0 8 0 amappl12 168 880 0 853 2 0 2 2 0 8 0 amappl11 160 3 0 3 1 1 0 1 0 8 0 amappl10 152 71 0 57 1 0 1 1 0 8 0 amappl9 144 301 0 301 1 1 0 1 0 8 0 amappl8 136 128 0 126 1 0 1 1 0 8 0 amappl7 128 152 0 138 1 0 1 1 0 8 0 amappl6 120 157 0 154 1 0 1 1 0 8 0 amappl5 112 100 0 90 1 0 1 1 0 8 0 amappl4 104 299 0 278 1 0 1 1 0 8 0 amappl3 96 2664 0 2578 4 0 4 4 0 8 0 amappl2 88 560 0 495 2 0 2 2 0 8 0 amappl1 80 11235 0 10618 15 0 15 15 0 8 1 amappl 88 3978 0 3852 5 0 5 5 0 92 1 uvmvnodes 80 104 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 7 0 7 2 1 1 1 0 8 1 dma128 128 255 0 255 2 1 1 1 0 8 1 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 3 0 1 1 0 1 1 0 8 0 uaddrrnd 24 621 0 593 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 621 0 593 1 0 1 1 0 8 0 vmmpekpl 168 7088 0 7051 2 0 2 2 0 8 0 vmmpepl 168 48196 0 46470 88 0 88 88 0 357 0 vmsppl 488 620 0 593 5 0 5 5 0 8 0 rwobjpl 80 16415 0 15381 24 0 24 24 0 8 0 pdppl 4096 1249 0 1186 101 28 73 85 0 8 10 pvpl 32 11261 0 0 91 0 91 91 0 265 0 pmappl 256 620 0 593 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 288 0 31 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83913ff0) 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(ffffffff839e5780) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839e5780) at __mp_lock+0x192 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffffffff83913ff0) at sched_idle+0x371 sys/kern/kern_sched.c:192 end trace frame: 0x0, count: 6 ddb{0}> trace x86_ipi_db(ffffffff83913ff0) 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(ffffffff839e5780) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839e5780) at __mp_lock+0x192 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffffffff83913ff0) at sched_idle+0x371 sys/kern/kern_sched.c:192 end trace frame: 0x0, count: -9 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(ffffffff8349e5db) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd806cc1b830,41ed,fffffd80097fd4e0,ffff80002a3026c8) at ffs_inode_alloc+0x94e ufs_mkdir(ffff80002a302730) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806d01f7d8,ffff80002a302890,ffff80002a3028c0,ffff80002a3027c0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a222a70,ffffff9c,7139d629a040,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 syscall(ffff80002a302a40) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a302a40) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7139d629a0e0, count: 7 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8349e5db) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd806cc1b830,41ed,fffffd80097fd4e0,ffff80002a3026c8) at ffs_inode_alloc+0x94e ufs_mkdir(ffff80002a302730) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806d01f7d8,ffff80002a302890,ffff80002a3028c0,ffff80002a3027c0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a222a70,ffffff9c,7139d629a040,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3149 syscall(ffff80002a302a40) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a302a40) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7139d629a0e0, count: -8