uvm_fault(0xffffffff838e9870, 0xffff800027c92004, 0, 1) -> d kernel: page fault trap, code=0 Stopped at ffs_nodealloccg+0x13c: movl 0x4(%rbx),%r15d TID PID UID PRFLAGS PFLAGS CPU COMMAND 284556 57587 0 0 0 0 syz-executor *165473 79710 0 0x2 0 1K syz-executor ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c ffs_cgread sys/ufs/ffs/ffs_alloc.c:856 [inline] ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c sys/ufs/ffs/ffs_alloc.c:1106 ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 ffs_hashalloc sys/ufs/ffs/ffs_alloc.c:824 [inline] ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 sys/ufs/ffs/ffs_alloc.c:390 ufs_mkdir(ffff80002a349d60) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806f11edb0,ffff80002a349ec0,ffff80002a349ef0,ffff80002a349df0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80003c40b4e0,ffffff9c,788bc45f3530,1c0) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3113 syscall(ffff80002a34a070) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a34a070) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x788bc45f34f0, 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: uvm_fault(0xffffffff838e9870, 0xffff800027c92004, 0, 1) -> d ddb{1}> trace ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c ffs_cgread sys/ufs/ffs/ffs_alloc.c:856 [inline] ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c sys/ufs/ffs/ffs_alloc.c:1106 ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 ffs_hashalloc sys/ufs/ffs/ffs_alloc.c:824 [inline] ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 sys/ufs/ffs/ffs_alloc.c:390 ufs_mkdir(ffff80002a349d60) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806f11edb0,ffff80002a349ec0,ffff80002a349ef0,ffff80002a349df0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80003c40b4e0,ffffff9c,788bc45f3530,1c0) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3113 syscall(ffff80002a34a070) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a34a070) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x788bc45f34f0, count: -7 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002a349b10 rbx 0xffff800027c92000 rdx 0 rcx 0xffff80003c40b4e0 rax 0xffff8000299edff0 r8 0xffffffffffffffff r9 0 r10 0xa7d3a9ef3f953c97 r11 0x44ee13a09188edc3 r12 0xffff800000b50000 r13 0xfffffd805bd66460 r14 0x5 r15 0 rip 0xffffffff81bd50dc ffs_nodealloccg+0x13c cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a349a60 ss 0x10 ffs_nodealloccg+0x13c: movl 0x4(%rbx),%r15d ddb{1}> show proc PROC (syz-executor) tid=165473 pid=79710 tcnt=1 stat=onproc flags process=2 proc=0 runpri=50, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c40a7e8,0xffff80003c40b788 process=0xffff80002a3ceb68 user=0xffff80002a345000, vmspace=0xfffffd800b0273d0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 57587 284556 40033 0 7 0 syz-executor *79710 165473 40033 0 7 0x2 syz-executor 64837 29507 40033 0 2 0 syz-executor 1339 492914 0 0 3 0x14200 acct acct 62766 97159 0 0 3 0x14280 nfsidl nfsio 31275 391530 0 0 3 0x14280 nfsidl nfsio 91562 332256 0 0 3 0x14280 nfsidl nfsio 84036 376690 0 0 3 0x14280 nfsidl nfsio 71839 371074 0 0 3 0x14200 bored sosplice 40033 75045 32447 0 2 0x10000002 syz-executor 32447 451096 38136 0 3 0x10008a sigsusp ksh 38136 391398 65417 0 3 0x98 kqread sshd-session 65417 169125 86581 0 3 0x92 kqread sshd-session 61344 387727 1 0 3 0x100083 ttyopn getty 86581 396012 1 0 3 0x88 kqread sshd 91260 188062 71883 74 3 0x1100092 bpf pflogd 71883 494771 1 0 3 0x80 sbwait pflogd 66254 66453 61363 73 3 0x1100090 kqread syslogd 61363 323815 1 0 3 0x100082 sbwait syslogd 84514 110094 1 0 3 0x100080 kqread resolvd 18747 354459 68952 77 3 0x100092 kqread dhcpleased 50820 3820 68952 77 3 0x100092 kqread dhcpleased 68952 7393 1 0 3 0x80 kqread dhcpleased 56653 483770 0 0 3 0x14200 bored smr 45125 299793 0 0 2 0x14200 zerothread 22428 166274 0 0 3 0x14200 aiodoned aiodoned 70957 64851 0 0 3 0x14200 syncer update 7892 252879 0 0 3 0x14200 cleaner cleaner 7327 368440 0 0 3 0x14200 reaper reaper 94078 167291 0 0 3 0x14200 pgdaemon pagedaemon 87050 211177 0 0 3 0x14200 bored viomb 11039 57942 0 0 3 0x40014200 acpi0 acpi0 96983 366943 0 0 3 0x40014200 idle1 55910 218336 0 0 3 0x14200 bored softnet1 28052 154398 0 0 3 0x14200 bored softnet0 65241 447556 0 0 3 0x14200 smrbar systqmp 58152 424972 0 0 3 0x14200 bored systq 23237 291763 0 0 3 0x14200 tmoslp softclockmp 72035 380205 0 0 3 0x40014200 tmoslp softclock 84691 20862 0 0 3 0x40014200 idle0 1 165160 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 79710 (syz-executor) thread 0xffff80003c40b4e0 (165473) exclusive rrwlock inode r = 0 (0xfffffd806f30fa18) #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+0xa3 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 domkdirat+0x8b sys/kern/vfs_syscalls.c:3098 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83921c38) #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:748 #2 Xsyscall+0x128 Process 65241 (systqmp) thread 0xffff8000ffffecf8 (447556) shared rwlock systqmp r = 0 (0xffffffff837a1ee8) #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{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10178 11002K 11472K 166960K 12015 0 pcb 17 13K 20K 166960K 270 0 rtable 67 6K 10K 166960K 376 0 pf 19 15K 30K 166960K 133 0 ifaddr 11 1K 8K 166960K 84 0 ifgroup 22 1K 2K 166960K 113 0 sysctl 3 1K 9K 166960K 14 0 counters 52 34K 38K 166960K 208 0 ioctlops 0 0K 4K 166960K 1608 0 iov 0 0K 20K 166960K 98 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1456 92K 92K 166960K 1998 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 11 0 VM map 2 1K 1K 166960K 2 0 sem 15 1K 1K 166960K 27 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 5 4K 240K 166960K 729 0 sigio 0 0K 0K 166960K 7 0 proc 72 115K 196K 166960K 635 0 subproc 0 0K 4K 166960K 91 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 64 0 in_multi 11 0K 7K 166960K 150 0 ether_multi 1 0K 0K 166960K 6 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 103 466K 466K 166960K 103 0 exec 0 0K 1K 166960K 501 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 132 92K 181K 166960K 8165 0 UVM aobj 17 2K 2K 166960K 18 0 pinsyscall 30 60K 105K 166960K 1907 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 29 0 NDP 4 0K 2K 166960K 55 0 temp 36 8652K 8719K 166960K 35400 0 kqueue 13 20K 30K 166960K 129 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 96 0 93 1 0 1 1 0 8 0 rtentry 176 131 0 118 5 0 5 5 0 8 3 unpcb 144 543 0 526 6 0 6 6 0 8 5 syncache 336 6 0 6 1 1 0 1 0 8 0 tcpcb 736 135 0 131 2 0 2 2 0 8 1 arp 136 14 0 11 1 0 1 1 0 8 0 inpcb 328 640 0 633 4 0 4 4 0 8 3 nd6 152 24 0 24 1 0 1 1 0 8 1 pkpcb 40 4 0 4 2 2 0 1 0 8 0 kcovpl 48 10 0 10 1 0 1 1 0 8 1 ppxss 1192 65 0 65 1 0 1 1 0 8 1 pppxif 1504 2 0 2 1 0 1 1 0 8 1 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 3 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 4 0 1 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 5 0 0 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfstitem 24 46 0 13 1 0 1 1 0 8 0 pfstkey 128 48 0 15 2 0 2 2 0 8 0 pfstate 384 46 0 14 4 0 4 4 0 8 0 pfrule 1344 25 0 19 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 607 0 473 30 5 25 30 0 8 10 art_table 40 610 0 473 5 0 5 5 0 8 0 art_node 32 130 0 114 1 0 1 1 0 8 0 sysvmsgpl 40 12 0 4 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 20 0 7 1 0 1 1 0 8 0 shmpl 112 15 0 1 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 2587 0 1075 96 0 96 96 0 8 0 ffsino 296 2624 0 1112 118 0 118 118 0 8 0 nchpl 144 3475 0 1780 64 0 64 64 0 8 0 rtmask 32 8 0 8 1 0 1 1 0 8 1 vnodes 216 3109 0 0 173 0 173 173 0 8 0 namei 1024 12190 0 12189 3 2 1 2 0 8 0 percpumem 16 119 0 78 1 0 1 1 0 8 0 kstatmem 264 72 0 62 3 0 3 3 0 8 2 scxspl 216 19657 0 19657 9 7 2 8 1 8 2 plimitpl 152 222 0 207 1 0 1 1 0 8 0 sigapl 424 1057 0 1011 8 1 7 7 0 8 1 knotepl 120 522 0 0 16 0 16 16 0 8 0 kqueuepl 224 261 0 252 2 1 1 2 0 8 0 pipepl 344 311 0 281 6 1 5 6 0 8 1 fdescpl 528 979 0 960 3 0 3 3 0 8 1 filepl 160 6133 0 6017 19 4 15 19 0 8 8 lockfpl 104 298 0 296 1 0 1 1 0 8 0 lockfspl 48 131 0 129 1 0 1 1 0 8 0 sessionpl 144 24 0 15 1 0 1 1 0 8 0 pgrppl 48 78 0 61 1 0 1 1 0 8 0 ucredpl 104 783 0 770 1 0 1 1 0 8 0 zombiepl 144 1016 0 1011 1 0 1 1 0 8 0 processpl 1232 1057 0 1011 5 0 5 5 0 8 0 procpl 664 1992 0 1946 7 0 7 7 0 8 1 sosppl 168 1 0 1 1 1 0 1 0 8 0 sockpl 752 1364 0 1337 18 0 18 18 0 8 15 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 115 0 0 15 0 15 15 0 8 0 mcl2k 2048 30 0 0 4 0 4 4 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 230 0 0 15 0 15 15 0 8 0 bufpl 280 8057 0 1914 439 0 439 439 0 8 0 anonpl 32 12363 0 0 101 1 100 100 0 246 0 amapchunkpl 152 27451 0 27251 35 5 30 31 0 158 20 amappl16 200 4111 0 4104 38 28 10 31 0 8 8 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 116 0 104 1 0 1 1 0 8 0 amappl13 176 6 0 6 1 1 0 1 0 8 0 amappl12 168 1693 0 1675 4 2 2 3 0 8 0 amappl11 160 96 0 82 1 0 1 1 0 8 0 amappl10 152 8 0 8 1 1 0 1 0 8 0 amappl9 144 248 0 248 1 1 0 1 0 8 0 amappl8 136 24 0 20 1 0 1 1 0 8 0 amappl7 128 111 0 98 1 0 1 1 0 8 0 amappl6 120 200 0 197 1 0 1 1 0 8 0 amappl5 112 141 0 132 1 0 1 1 0 8 0 amappl4 104 299 0 278 1 0 1 1 0 8 0 amappl3 96 4367 0 4323 3 0 3 3 0 8 0 amappl2 88 1211 0 1147 2 0 2 2 0 8 0 amappl1 80 10677 0 10148 15 2 13 15 0 8 0 amappl 88 7313 0 7245 5 0 5 5 0 92 1 uvmvnodes 80 3109 0 0 64 0 64 64 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 17 0 1 1 0 1 1 0 8 0 uaddrrnd 24 979 0 960 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 979 0 960 1 0 1 1 0 8 0 vmmpekpl 168 9851 0 9813 3 0 3 3 0 8 0 vmmpepl 168 68882 0 67492 117 4 113 114 0 357 32 vmsppl 488 978 0 960 7 2 5 5 0 8 2 rwobjpl 80 23929 0 20099 87 0 87 87 0 8 0 pdppl 4096 1966 0 1920 102 46 56 86 0 8 10 pvpl 32 19467 0 0 158 1 157 157 0 265 0 pmappl 256 978 0 960 3 0 3 3 0 8 1 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 285 0 56 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8380cff0) 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(ffffffff83921a30) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83921a30) at __mp_lock+0x192 sys/kern/kern_lock.c:165 syscall(ffff80002a30c5b0) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80002a30c5b0) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x752cd9d09130, count: 9 ddb{0}> trace x86_ipi_db(ffffffff8380cff0) 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(ffffffff83921a30) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83921a30) at __mp_lock+0x192 sys/kern/kern_lock.c:165 syscall(ffff80002a30c5b0) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80002a30c5b0) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x752cd9d09130, count: -6 ddb{0}> machine ddbcpu 1 Stopped at ffs_nodealloccg+0x13c: movl 0x4(%rbx),%r15d ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c ffs_cgread sys/ufs/ffs/ffs_alloc.c:856 [inline] ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c sys/ufs/ffs/ffs_alloc.c:1106 ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 ffs_hashalloc sys/ufs/ffs/ffs_alloc.c:824 [inline] ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 sys/ufs/ffs/ffs_alloc.c:390 ufs_mkdir(ffff80002a349d60) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806f11edb0,ffff80002a349ec0,ffff80002a349ef0,ffff80002a349df0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80003c40b4e0,ffffff9c,788bc45f3530,1c0) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3113 syscall(ffff80002a34a070) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a34a070) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x788bc45f34f0, count: 8 ddb{1}> trace ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c ffs_cgread sys/ufs/ffs/ffs_alloc.c:856 [inline] ffs_nodealloccg(fffffd806f30f978,5,0,41c0) at ffs_nodealloccg+0x13c sys/ufs/ffs/ffs_alloc.c:1106 ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 ffs_hashalloc sys/ufs/ffs/ffs_alloc.c:824 [inline] ffs_inode_alloc(fffffd806f30f978,41c0,fffffd80097fb8f0,ffff80002a349cf8) at ffs_inode_alloc+0x345 sys/ufs/ffs/ffs_alloc.c:390 ufs_mkdir(ffff80002a349d60) at ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(fffffd806f11edb0,ffff80002a349ec0,ffff80002a349ef0,ffff80002a349df0) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80003c40b4e0,ffffff9c,788bc45f3530,1c0) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3113 syscall(ffff80002a34a070) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a34a070) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x788bc45f34f0, count: -7