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(ffffffff82a223d0,ffff800000f95000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000f95490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800001049d40,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000bf8000,3,ffff8000260c57b0) at pfioctl+0x8d37 pf_addr_setup sys/net/pf_ioctl.c:894 [inline] pfioctl(4900,cd60441a,ffff800000bf8000,3,ffff8000260c57b0) at pfioctl+0x8d37 sys/net/pf_ioctl.c:1653 VOP_IOCTL(fffffd806f67faa8,cd60441a,ffff800000bf8000,3,fffffd807f7d76c0,ffff8000260c57b0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807dad4d18,cd60441a,ffff800000bf8000,ffff8000260c57b0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000260c57b0,ffff80002c772fe8,ffff80002c773040) at sys_ioctl+0x4a2 syscall(ffff80002c7730b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002c7730b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd95132a1b0, count: -9 ddb{0}> show registers rdi 0xffff80002c7c8000 rsi 0x1637 __ALIGN_SIZE+0x637 rbp 0xffff80002c772ac0 rbx 0xffffffff82a223d0 pf_anchors rdx 0xffff80002c7c8000 rcx 0x1636 __ALIGN_SIZE+0x636 rax 0xffffffff816a664b pf_anchor_global_RB_REMOVE+0x2b r8 0x400 r9 0x8080808080808080 r10 0xe0a282666972f443 r11 0x3b9f345778209ca4 r12 0xfd5b39ac1e73fbaf r13 0xffffffff82a223d8 pf_main_anchor r14 0xffff800000f95000 r15 0xdeaf007fdeafbead rip 0xffffffff816a6678 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10286 __ALIGN_SIZE+0xf286 rsp 0xffff80002c772a70 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> show proc PROC (syz-executor.7) pid=410047 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=84, nice=20 forw=0xffffffffffffffff, list=0xffff8000260c47f0,0xffff8000260c5d00 process=0xffff8000ffff29a8 user=0xffff80002c76e000, vmspace=0xfffffd806496e8a0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 79818 30432 26479 0 2 0 syz-executor.5 54196 347982 84563 0 2 0 syz-executor.0 24135 627 49244 0 2 0 syz-executor.2 24135 169234 49244 0 2 0x4000000 syz-executor.2 20476 11674 46000 0 2 0 syz-executor.7 *20476 410047 46000 0 7 0x4000000 syz-executor.7 74080 81414 2656 0 3 0x80 nanoslp syz-executor.4 74080 273164 2656 0 3 0x4000080 fsleep syz-executor.4 96061 108991 58182 0 2 0 syz-executor.3 96061 128235 58182 0 3 0x4000080 netio syz-executor.3 67552 335532 16714 0 2 0 syz-executor.6 67552 257890 16714 0 3 0x4000080 fsleep syz-executor.6 46000 264449 83621 0 3 0x82 nanoslp syz-executor.7 16714 130209 83621 0 3 0x82 nanoslp syz-executor.6 55268 279585 83621 0 2 0x2 syz-executor.1 26479 147394 83621 0 3 0x82 nanoslp syz-executor.5 49244 287593 83621 0 3 0x82 nanoslp syz-executor.2 84563 32937 83621 0 3 0x82 nanoslp syz-executor.0 58182 63733 83621 0 3 0x82 nanoslp syz-executor.3 7642 374290 1 0 3 0x100083 ttyin getty 66311 524207 0 0 3 0x14280 nfsidl nfsio 94169 462032 0 0 3 0x14280 nfsidl nfsio 96170 158371 0 0 3 0x14280 nfsidl nfsio 95412 78634 0 0 3 0x14280 nfsidl nfsio 49119 243237 0 0 3 0x14280 nfsidl nfsio 85444 149708 0 0 3 0x14280 nfsidl nfsio 80238 275357 0 0 3 0x14280 nfsidl nfsio 4206 321452 0 0 3 0x14280 nfsidl nfsio 99090 262987 0 0 3 0x14280 nfsidl nfsio 52558 160155 0 0 3 0x14280 nfsidl nfsio 75969 433097 0 0 3 0x14280 nfsidl nfsio 95658 107854 0 0 3 0x14280 nfsidl nfsio 57104 421765 0 0 3 0x14280 nfsidl nfsio 39993 180494 0 0 3 0x14280 nfsidl nfsio 78843 189585 0 0 3 0x14280 nfsidl nfsio 80184 459929 0 0 3 0x14280 nfsidl nfsio 69864 419119 0 0 3 0x14280 nfsidl nfsio 91073 473560 0 0 3 0x14280 nfsidl nfsio 11798 277390 0 0 3 0x14280 nfsidl nfsio 58317 1490 0 0 3 0x14280 nfsidl nfsio 34934 391186 0 0 3 0x14200 bored sosplice 2656 506570 83621 0 3 0x82 nanoslp syz-executor.4 83621 93132 21716 0 3 0x82 thrsleep syz-fuzzer 83621 95094 21716 0 3 0x4000082 nanoslp syz-fuzzer 83621 518878 21716 0 3 0x4000082 thrsleep syz-fuzzer 83621 383656 21716 0 3 0x4000082 thrsleep syz-fuzzer 83621 500783 21716 0 3 0x4000082 kqread syz-fuzzer 83621 369711 21716 0 3 0x4000082 thrsleep syz-fuzzer 83621 472835 21716 0 3 0x4000082 thrsleep syz-fuzzer 83621 42763 21716 0 3 0x4000082 thrsleep syz-fuzzer 83621 73643 21716 0 3 0x4000082 thrsleep syz-fuzzer 21716 511310 75531 0 3 0x10008a sigsusp ksh 75531 18604 37138 0 3 0x9a kqread sshd 37138 496997 1 0 3 0x88 kqread sshd 2071 374802 98243 74 3 0x1100092 bpf pflogd 98243 405378 1 0 3 0x80 netio pflogd 98040 173276 38093 73 2 0x1100010 syslogd 38093 308410 1 0 3 0x100082 netio syslogd 17737 184047 1 0 3 0x100080 kqread resolvd 50254 304191 78179 77 3 0x100092 kqread dhcpleased 46939 453979 78179 77 3 0x100092 kqread dhcpleased 78179 76485 1 0 3 0x80 kqread dhcpleased 24352 258052 0 0 3 0x14200 bored smr 46911 150692 0 0 2 0x14200 zerothread 59720 293503 0 0 3 0x14200 aiodoned aiodoned 77767 383517 0 0 3 0x14200 syncer update 16132 427242 0 0 3 0x14200 cleaner cleaner 62328 414838 0 0 3 0x14200 reaper reaper 53616 451838 0 0 3 0x14200 pgdaemon pagedaemon 70214 81078 0 0 3 0x14200 bored viomb 49182 214248 0 0 3 0x40014200 acpi0 acpi0 75999 409045 0 0 7 0x40014200 idle1 92619 26947 0 0 3 0x14200 bored softnet 78780 186736 0 0 3 0x14200 bored systqmp 11515 240814 0 0 3 0x14200 bored systq 66334 180659 0 0 3 0x40014200 bored softclock 47505 250005 0 0 3 0x40014200 idle0 1 218340 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 20476 (syz-executor.7) thread 0xffff8000260c57b0 (410047) exclusive rwlock pf_lock r = 0 (0xffffffff829a9920) #0 witness_lock+0x44d #1 pfioctl+0x5dc5 sys/net/pf_ioctl.c:1608 #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 (0xffffffff829998d0) #0 witness_lock+0x44d #1 pfioctl+0x38c8 sys/net/pf_ioctl.c:1608 #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 pfioctl_rw r = 0 (0xffffffff829a9980) #0 witness_lock+0x44d #1 pfioctl+0x15e sys/net/pf_ioctl.c:1148 #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 (0xffffffff829db958) #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 55268 (syz-executor.1) thread 0xffff80002120c540 (279585) exclusive rrwlock inode r = 0 (0xfffffd8068004920) #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 (0xfffffd80678c5920) #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 Process 98040 (syslogd) thread 0xffff8000ffff7a50 (173276) exclusive rrwlock inode r = 0 (0xfffffd806e7e34e0) #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 sys_fsync+0xf5 sys/kern/vfs_syscalls.c:2924 #6 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #6 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10223 6764K 14755K 78643K 22675 0 pcb 13 18K 21K 78643K 1510 0 rtable 196 11K 13K 78643K 3205 0 ifaddr 102 22K 22K 78643K 1637 0 sysctl 3 1K 1K 78643K 3 0 counters 56 35K 36K 78643K 262 0 ioctlops 1 4K 8K 78643K 7665 0 iov 0 0K 40K 78643K 894 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1429 89K 90K 78643K 5360 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 79 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 738 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 17 61K 89K 78643K 8822 0 sigio 2 0K 0K 78643K 136 0 proc 71 91K 128K 78643K 1637 0 subproc 104 6K 6K 78643K 481 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 2 0K 0K 78643K 4893 0 in_multi 71 4K 7K 78643K 606 0 ether_multi 1 0K 0K 78643K 71 0 mrt 1 0K 0K 78643K 54 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 175 784K 784K 78643K 175 0 exec 0 0K 2K 78643K 2025 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 410 544K 544K 78643K 53450 0 UVM aobj 131 9K 9K 78643K 171 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 292 0 NDP 14 0K 2K 78643K 200 0 temp 157 4770K 5034K 78643K 100347 0 kqueue 12 18K 24K 78643K 503 0 SYN cache 2 2352K 2360K 78643K 3 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 120 399 0 396 3 2 1 2 0 8 0 rtentry 112 569 0 486 4 1 3 4 0 8 0 unpcb 136 6169 0 6154 77 72 5 8 0 8 4 syncache 296 46 0 46 13 13 0 1 0 8 0 tcpqe 32 42 0 42 9 9 0 1 0 8 0 tcpcb 736 2249 0 2241 78 76 2 11 0 8 0 arp 120 89 0 73 1 0 1 1 0 8 0 inpcb 312 10354 0 10340 96 89 7 14 0 8 5 nd6 48 128 0 108 1 0 1 1 0 8 0 pkpcb 40 43 0 43 2 2 0 1 0 8 0 kcovpl 48 37 0 29 1 0 1 1 0 8 0 ppxss 1248 31 0 31 7 6 1 1 0 8 1 pfstscr 40 10 0 10 2 2 0 1 0 8 0 pffrag 232 33 0 33 4 4 0 1 0 482 0 pffrnode 88 33 0 33 4 4 0 1 0 8 0 pffrent 40 92 0 92 5 5 0 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 668 226 665 2 1 1 1 0 8 0 pftag 88 27 0 18 1 0 1 1 0 8 0 pfqueue 264 3 0 3 1 1 0 1 0 8 0 pfstitem 24 97 0 93 1 0 1 1 0 8 0 pfstkey 112 119 0 115 1 0 1 1 0 8 0 pfstate 320 68 0 65 2 1 1 2 0 8 0 pfrule 1360 3319 0 2970 55 25 30 30 0 8 0 rttmrq 48 53 0 50 1 0 1 1 0 8 0 rttmr 72 20 0 20 5 5 0 1 0 8 0 art_heap8 4096 6 0 5 4 3 1 3 0 8 0 art_heap4 256 2346 0 2019 47 24 23 30 0 8 0 art_table 32 2352 0 2024 4 0 4 4 0 8 0 art_node 16 532 0 459 1 0 1 1 0 8 0 sysvmsgpl 40 16 0 10 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 735 0 725 1 0 1 1 0 8 0 shmpl 112 168 0 40 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 12256 0 10796 92 0 92 92 0 8 0 ffsino 272 12256 0 10796 98 0 98 98 0 8 0 nchpl 144 23611 0 21966 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 224 5926 0 0 349 0 349 349 0 8 0 namei 1024 98682 0 98681 11 10 1 2 0 8 0 percpumem 16 143 0 103 1 0 1 1 0 8 0 vcpupl 2048 37 0 0 5 0 5 5 0 8 0 vmpool 560 51 0 14 3 0 3 3 0 8 0 pfiaddrpl 120 239 0 238 5 4 1 1 0 8 0 kstatmem 264 234 0 206 6 3 3 3 0 8 0 scsiplug 72 9 0 9 3 3 0 1 0 8 0 scxspl 216 72844 0 72844 27 26 1 8 0 8 1 plimitpl 152 1050 0 1034 1 0 1 1 0 8 0 sigapl 424 9101 0 9036 8 0 8 8 0 8 0 futexpl 64 80515 0 80513 3 2 1 1 0 8 0 knotepl 120 679 0 0 10 0 10 10 0 8 0 kqueuepl 216 7879 0 7868 83 78 5 12 0 8 4 pipepl 336 1640 0 1612 48 40 8 8 0 8 5 fdescpl 496 9052 0 9022 5 1 4 5 0 8 0 filepl 152 78726 0 78470 114 96 18 20 0 8 8 lockfpl 104 2709 0 2707 7 6 1 2 0 8 0 lockfspl 48 727 0 725 1 0 1 1 0 8 0 sessionpl 144 54 0 37 1 0 1 1 0 8 0 pgrppl 48 139 0 122 1 0 1 1 0 8 0 ucredpl 96 5791 0 5779 1 0 1 1 0 8 0 zombiepl 144 9036 0 9036 3 2 1 1 0 8 1 processpl 1064 9101 0 9036 5 0 5 5 0 8 0 procpl 672 25548 0 25470 23 15 8 9 0 8 0 srpgc 96 29 0 29 9 9 0 1 0 8 0 sosppl 168 40 0 40 11 11 0 1 0 8 0 sockpl 480 16970 0 16938 323 310 13 29 0 8 8 mcl64k 65536 25 0 0 4 1 3 3 0 8 0 mcl16k 16384 25 0 0 3 0 3 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 18 0 0 3 0 3 3 0 8 0 mcl2k2 2112 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 239 0 0 20 0 20 20 0 8 0 mtagpl 96 468 0 0 8 0 8 8 0 8 0 mbufpl 256 932 0 0 36 0 36 36 0 8 0 bufpl 288 17258 0 10925 453 0 453 453 0 8 0 anonpl 24 1770035 0 1751039 302 153 149 190 0 186 25 amapchunkpl 152 154525 0 153746 93 59 34 61 0 158 0 amappl16 200 22411 0 21815 79 46 33 44 0 8 1 amappl15 192 1557 0 1557 1 0 1 1 0 8 1 amappl14 184 1912 0 1907 2 1 1 1 0 8 0 amappl13 176 2243 0 2238 1 0 1 1 0 8 0 amappl12 168 188 0 183 1 0 1 1 0 8 0 amappl11 160 672 0 649 2 0 2 2 0 8 0 amappl10 152 598 0 594 1 0 1 1 0 8 0 amappl9 144 2394 0 2390 1 0 1 1 0 8 0 amappl8 136 2387 0 2282 5 1 4 4 0 8 0 amappl7 128 1316 0 1300 1 0 1 1 0 8 0 amappl6 120 2322 0 2301 2 1 1 2 0 8 0 amappl5 112 6020 0 6003 1 0 1 1 0 8 0 amappl4 104 3391 0 3357 2 1 1 2 0 8 0 amappl3 96 28287 0 28233 2 0 2 2 0 8 0 amappl2 88 11797 0 11730 3 1 2 3 0 8 0 amappl1 80 216468 0 215827 21 6 15 20 0 8 0 amappl 88 52322 0 52101 8 2 6 6 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 72 170 0 40 3 0 3 3 0 8 0 uaddrrnd 24 9103 0 9036 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9103 0 9036 1 0 1 1 0 8 0 vmmpekpl 168 72909 0 72844 4 0 4 4 0 8 0 vmmpepl 168 885650 0 882873 191 60 131 140 0 357 0 vmsppl 368 9102 0 9036 8 1 7 7 0 8 0 rwobjpl 56 220504 0 212752 118 7 111 113 0 8 0 pdppl 4096 18213 0 18109 569 463 106 106 0 8 2 pvpl 32 3502729 0 3479419 611 346 265 325 0 265 66 pmappl 248 9102 0 9036 6 1 5 5 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1639 0 734 26 0 26 26 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff82a223d0,ffff800000f95000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000f95490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800001049d40,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000bf8000,3,ffff8000260c57b0) at pfioctl+0x8d37 pf_addr_setup sys/net/pf_ioctl.c:894 [inline] pfioctl(4900,cd60441a,ffff800000bf8000,3,ffff8000260c57b0) at pfioctl+0x8d37 sys/net/pf_ioctl.c:1653 VOP_IOCTL(fffffd806f67faa8,cd60441a,ffff800000bf8000,3,fffffd807f7d76c0,ffff8000260c57b0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807dad4d18,cd60441a,ffff800000bf8000,ffff8000260c57b0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000260c57b0,ffff80002c772fe8,ffff80002c773040) at sys_ioctl+0x4a2 syscall(ffff80002c7730b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002c7730b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd95132a1b0, 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 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020ce8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: -5