kernel: protection fault trap, code=0 Stopped at pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff82b3e840,ffff800000cee000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000cee490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000d37828,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000be8000,3,ffff8000ffff2008) at pfioctl+0x84eb pf_addr_setup sys/net/pf_ioctl.c:892 [inline] pfioctl(4900,cd60441a,ffff800000be8000,3,ffff8000ffff2008) at pfioctl+0x84eb sys/net/pf_ioctl.c:1646 VOP_IOCTL(fffffd80792b5aa8,cd60441a,ffff800000be8000,3,fffffd807f7d89c0,ffff8000ffff2008) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807e6e5560,cd60441a,ffff800000be8000,ffff8000ffff2008) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000ffff2008,ffff80002e3ae768,ffff80002e3ae7c0) at sys_ioctl+0x4a2 syscall(ffff80002e3ae830) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e3ae830) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5bcfce4da30, count: -9 ddb{0}> show registers rdi 0xffff800021241000 rsi 0x1084 __ALIGN_SIZE+0x84 rbp 0xffff80002e3ae250 rbx 0xffffffff82b3e840 pf_anchors rdx 0xffff800021241000 rcx 0x1083 __ALIGN_SIZE+0x83 rax 0xffffffff81d0f96b pf_anchor_global_RB_REMOVE+0x2b r8 0x400 r9 0x8080808080808080 r10 0x67c91ce3928ff129 r11 0x26ed9a5fdc1224a r12 0x777aaded5125aafb r13 0xffffffff82b3e848 pf_main_anchor r14 0xffff800000cee000 r15 0xdead007fdead4110 rip 0xffffffff81d0f998 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80002e3ae200 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> show proc PROC (syz-executor.0) pid=361712 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=84, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff2fc8,0xffff8000ffff2d38 process=0xffff80002466a158 user=0xffff80002e3a9000, vmspace=0xfffffd80786a9e88 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 22908 3446 32159 0 2 0 syz-executor.5 22908 226604 32159 0 2 0x4000000 syz-executor.5 20812 373208 61448 0 2 0 syz-executor.0 *20812 361712 61448 0 7 0x4000000 syz-executor.0 70098 142544 73930 0 2 0 syz-executor.1 70098 397337 73930 0 2 0x4000080 syz-executor.1 47176 19156 27046 0 2 0 syz-executor.3 19181 10664 2844 0 3 0x80 nanoslp syz-executor.2 19181 280670 2844 0 3 0x4000080 nanoslp syz-executor.2 19181 514850 2844 0 3 0x4000080 fsleep syz-executor.2 19181 360832 2844 0 3 0x4000080 fsleep syz-executor.2 94881 88560 18316 0 3 0x80 nanoslp syz-executor.7 94881 359354 18316 0 3 0x4000080 ttyout syz-executor.7 94881 451449 18316 0 3 0x4000080 fsleep syz-executor.7 94881 46039 18316 0 3 0x4000080 fsleep syz-executor.7 12390 398492 96804 0 7 0x2 syz-executor.4 19275 18868 96804 0 3 0x82 nanoslp syz-executor.6 61448 124809 96804 0 3 0x82 nanoslp syz-executor.0 32159 19869 96804 0 3 0x82 nanoslp syz-executor.5 18316 502856 96804 0 3 0x82 nanoslp syz-executor.7 99186 31811 0 0 3 0x14200 bored sosplice 2844 304691 96804 0 3 0x82 nanoslp syz-executor.2 27046 22819 96804 0 3 0x82 nanoslp syz-executor.3 73930 136691 96804 0 3 0x82 nanoslp syz-executor.1 96804 268813 82500 0 3 0x82 kqread syz-fuzzer 96804 241285 82500 0 3 0x4000082 thrsleep syz-fuzzer 96804 164552 82500 0 3 0x4000082 thrsleep syz-fuzzer 96804 58063 82500 0 3 0x4000082 thrsleep syz-fuzzer 96804 199650 82500 0 3 0x4000082 thrsleep syz-fuzzer 96804 287202 82500 0 3 0x4000082 thrsleep syz-fuzzer 96804 474587 82500 0 3 0x4000082 thrsleep syz-fuzzer 96804 146196 82500 0 3 0x4000082 thrsleep syz-fuzzer 96804 201302 82500 0 3 0x4000082 thrsleep syz-fuzzer 82500 7109 87574 0 3 0x10008a sigsusp ksh 87574 128560 10354 0 3 0x9a kqread sshd 47467 11559 1 0 3 0x100083 ttyin getty 10354 323441 1 0 3 0x88 kqread sshd 99223 188658 80778 74 3 0x1100092 bpf pflogd 80778 482322 1 0 3 0x80 netio pflogd 67642 358362 93877 73 3 0x1100090 kqread syslogd 93877 330327 1 0 3 0x100082 netio syslogd 73019 218593 1 0 3 0x100080 kqread resolvd 63021 128006 63934 77 3 0x100092 kqread dhcpleased 42684 316041 63934 77 3 0x100092 kqread dhcpleased 63934 177686 1 0 3 0x80 kqread dhcpleased 81323 488507 0 0 3 0x14200 bored smr 83442 357288 0 0 2 0x14200 zerothread 65545 83546 0 0 3 0x14200 aiodoned aiodoned 36167 367490 0 0 3 0x14200 syncer update 51098 114728 0 0 3 0x14200 cleaner cleaner 58728 193434 0 0 3 0x14200 reaper reaper 35411 81391 0 0 3 0x14200 pgdaemon pagedaemon 75969 33799 0 0 3 0x14200 bored viomb 54573 335459 0 0 3 0x40014200 acpi0 acpi0 78829 270621 0 0 3 0x40014200 idle1 90635 451570 0 0 3 0x14200 bored softnet 58522 454383 0 0 3 0x14200 bored systqmp 16982 336909 0 0 3 0x14200 bored systq 28554 204986 0 0 3 0x40014200 bored softclock 35318 516812 0 0 3 0x40014200 idle0 1 318282 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 20812 (syz-executor.0) thread 0xffff8000ffff2008 (361712) exclusive rwlock pf_lock r = 0 (0xffffffff82957f90) #0 witness_lock+0x44d #1 pfioctl+0x5b38 sys/net/pf_ioctl.c:1601 #2 VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 #3 vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 #4 sys_ioctl+0x4a2 #5 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #6 Xsyscall+0x128 exclusive rwlock netlock r = 0 (0xffffffff82911a90) #0 witness_lock+0x44d #1 pfioctl+0x3690 sys/net/pf_ioctl.c:1601 #2 VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 #3 vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 #4 sys_ioctl+0x4a2 #5 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82a796d8) #0 witness_lock+0x44d #1 vn_ioctl+0x41 sys/kern/vfs_vnops.c:514 #2 sys_ioctl+0x4a2 #3 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #4 Xsyscall+0x128 Process 12390 (syz-executor.4) thread 0xffff8000246662a8 (398492) exclusive rrwlock inode r = 0 (0xfffffd80625383c8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806a8afb38) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3086 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10212 6488K 6801K 78643K 15130 0 pcb 13 14K 16K 78643K 269 0 rtable 228 16K 17K 78643K 897 0 ifaddr 100 21K 21K 78643K 451 0 sysctl 3 1K 1K 78643K 3 0 counters 56 35K 36K 78643K 122 0 ioctlops 1 4K 4K 78643K 1974 0 iov 0 0K 24K 78643K 1012 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1339 84K 84K 78643K 2194 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 22 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 27 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 16 57K 89K 78643K 2714 0 sigio 0 0K 0K 78643K 41 0 proc 70 87K 124K 78643K 928 0 subproc 104 6K 6K 78643K 234 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 256 0 in_multi 91 6K 6K 78643K 240 0 ether_multi 1 0K 0K 78643K 9 0 mrt 1 0K 0K 78643K 29 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 229 1023K 1023K 78643K 229 0 exec 0 0K 2K 78643K 1253 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 370 214K 215K 78643K 35827 0 UVM aobj 46 2K 2K 78643K 46 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 301 0 NDP 13 0K 2K 78643K 85 0 temp 151 4745K 4809K 78643K 40048 0 kqueue 12 18K 24K 78643K 157 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 123 0 120 2 1 1 2 0 8 0 rtentry 112 265 0 167 4 0 4 4 0 8 0 unpcb 136 1781 0 1766 16 10 6 6 0 8 5 syncache 296 16 0 16 4 4 0 1 0 8 0 tcpqe 32 305 0 305 4 4 0 3 0 8 0 tcpcb 736 745 0 737 28 26 2 15 0 8 1 arp 120 42 0 25 1 0 1 1 0 8 0 inpcb 304 2298 0 2289 33 27 6 11 0 8 5 rttmr 72 11 0 11 3 2 1 1 0 8 1 nd6 48 65 0 40 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 0 1 1 0 8 1 kcovpl 48 18 0 10 1 0 1 1 0 8 0 ppxss 1248 11 0 11 3 2 1 1 0 8 1 pfstscr 40 14 0 14 3 3 0 1 0 8 0 pffrag 232 93 0 90 2 1 1 1 0 482 0 pffrnode 88 93 0 90 2 1 1 1 0 8 0 pffrent 40 253 0 250 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 pfrktable 1344 20 33 17 1 0 1 1 0 8 0 pftag 88 4 0 0 1 0 1 1 0 8 0 pfqueue 264 4 0 4 1 1 0 1 0 8 0 pfstitem 24 37 0 35 1 0 1 1 0 8 0 pfstkey 112 65 0 63 1 0 1 1 0 8 0 pfstate 320 47 0 45 2 1 1 2 0 8 0 pfrule 1360 210 0 182 4 1 3 3 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1126 0 691 40 9 31 33 0 8 2 art_table 32 1127 0 691 5 0 5 5 0 8 0 art_node 16 264 0 177 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 1 1 0 1 1 0 8 0 semapl 112 25 0 15 1 0 1 1 0 8 0 shmpl 112 43 0 0 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 4903 0 3455 91 0 91 91 0 8 0 ffsino 272 4903 0 3455 97 0 97 97 0 8 0 nchpl 144 8877 0 7252 63 0 63 63 0 8 0 uvmvnodes 80 5752 0 0 118 0 118 118 0 8 0 vnodes 224 5752 0 0 339 0 339 339 0 8 0 namei 1024 31790 0 31789 5 4 1 2 0 8 0 percpumem 16 73 0 33 1 0 1 1 0 8 0 vcpupl 2048 25 0 0 4 0 4 4 0 8 0 vmpool 560 27 0 2 2 0 2 2 0 8 0 pfiaddrpl 120 33 0 32 1 0 1 1 0 8 0 scxspl 216 29766 0 29766 15 14 1 8 0 8 1 plimitpl 152 227 0 212 1 0 1 1 0 8 0 sigapl 424 3000 0 2955 6 0 6 6 0 8 0 futexpl 64 21653 0 21649 5 4 1 1 0 8 0 knotepl 120 127 0 0 4 0 4 4 0 8 0 kqueuepl 216 339 0 331 3 0 3 3 0 8 2 pipepl 336 627 0 599 26 20 6 8 0 8 3 fdescpl 496 2985 0 2956 5 1 4 5 0 8 0 filepl 152 17884 0 17575 45 29 16 17 0 8 2 lockfpl 104 849 0 847 3 2 1 2 0 8 0 lockfspl 48 193 0 191 1 0 1 1 0 8 0 sessionpl 144 34 0 17 1 0 1 1 0 8 0 pgrppl 48 87 0 70 1 0 1 1 0 8 0 ucredpl 96 1393 0 1381 1 0 1 1 0 8 0 zombiepl 144 2956 0 2955 3 2 1 1 0 8 0 processpl 1064 3000 0 2955 4 0 4 4 0 8 0 procpl 672 7903 0 7841 13 6 7 7 0 8 1 srpgc 96 18 0 18 3 2 1 1 0 8 1 sosppl 168 19 0 19 4 3 1 1 0 8 1 sockpl 480 4208 0 4181 89 73 16 24 0 8 12 mcl64k 65536 25 0 0 4 1 3 3 0 8 0 mcl16k 16384 9 0 0 2 0 2 2 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 10 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 376 0 0 46 1 45 46 0 8 1 mtagpl 96 174 0 0 5 0 5 5 0 8 0 mbufpl 256 595 0 0 26 0 26 26 0 8 0 bufpl 288 8722 0 2386 453 0 453 453 0 8 0 anonpl 24 865479 0 846094 211 65 146 147 0 186 22 amapchunkpl 152 86408 0 85526 58 20 38 47 0 158 1 amappl16 200 10191 0 9622 104 64 40 43 0 8 8 amappl15 192 211 0 205 1 0 1 1 0 8 0 amappl14 184 19 0 16 1 0 1 1 0 8 0 amappl13 176 244 0 243 1 0 1 1 0 8 0 amappl12 168 600 0 596 2 1 1 1 0 8 0 amappl11 160 159 0 144 1 0 1 1 0 8 0 amappl10 152 984 0 969 1 0 1 1 0 8 0 amappl9 144 1080 0 1072 1 0 1 1 0 8 0 amappl8 136 912 0 843 3 0 3 3 0 8 0 amappl7 128 275 0 262 1 0 1 1 0 8 0 amappl6 120 856 0 833 2 1 1 2 0 8 0 amappl5 112 3563 0 3535 1 0 1 1 0 8 0 amappl4 104 1282 0 1251 2 0 2 2 0 8 0 amappl3 96 976 0 963 1 0 1 1 0 8 0 amappl2 88 883 0 833 4 2 2 3 0 8 0 amappl1 80 56557 0 55962 20 5 15 19 0 8 0 amappl 88 35152 0 34888 7 0 7 7 0 92 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 45 0 0 1 0 1 1 0 8 0 uaddrrnd 24 3012 0 2958 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3012 0 2958 1 0 1 1 0 8 0 vmmpekpl 168 27257 0 27202 3 0 3 3 0 8 0 vmmpepl 168 279029 0 276396 206 73 133 145 0 357 9 vmsppl 368 3011 0 2958 6 0 6 6 0 8 0 rwobjpl 56 75467 0 68070 108 1 107 107 0 8 1 pdppl 4096 6031 0 5941 281 187 94 94 0 8 4 pvpl 32 1617548 0 1593636 363 131 232 263 0 265 32 pmappl 248 3011 0 2958 4 0 4 4 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1126 0 251 26 0 26 26 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff82b3e840,ffff800000cee000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000cee490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000d37828,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000be8000,3,ffff8000ffff2008) at pfioctl+0x84eb pf_addr_setup sys/net/pf_ioctl.c:892 [inline] pfioctl(4900,cd60441a,ffff800000be8000,3,ffff8000ffff2008) at pfioctl+0x84eb sys/net/pf_ioctl.c:1646 VOP_IOCTL(fffffd80792b5aa8,cd60441a,ffff800000be8000,3,fffffd807f7d89c0,ffff8000ffff2008) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807e6e5560,cd60441a,ffff800000be8000,ffff8000ffff2008) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000ffff2008,ffff80002e3ae768,ffff80002e3ae7c0) at sys_ioctl+0x4a2 syscall(ffff80002e3ae830) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e3ae830) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5bcfce4da30, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff82a794d0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82a794d0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff82a794d0,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x3d3 sys/kern/sched_bsd.c:416 sleep_finish(ffff80002e347ea0,1) at sleep_finish+0x198 sys/kern/kern_synch.c:437 tsleep(fffffd8068409d90,11,ffffffff826057a7,0) at tsleep+0x12c sys/kern/kern_synch.c:158 biowait(fffffd8068409d90) at biowait+0x91 sys/kern/vfs_bio.c:1271 bwrite(fffffd8068409d90) at bwrite+0x21b sys/kern/vfs_bio.c:772 VOP_BWRITE(fffffd8068409d90) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656 ufs_mkdir(ffff80002e3481a0) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248 VOP_MKDIR(fffffd8066e372c8,ffff80002e348300,ffff80002e348330,ffff80002e348230) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 domkdirat(ffff8000246662a8,ffffff9c,7f7fffffb7d0,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 syscall(ffff80002e3484b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e3484b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffffb840, count: -16