kernel: protection fault trap, code=0 Stopped at pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace pf_anchor_global_RB_REMOVE(ffffffff82a407c0,ffff800000bf8000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000bf8490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfioctl(4900,cd60441a,ffff800000c08000,3,ffff8000ffff4a90) at pfioctl+0x925e sys/net/pf_ioctl.c:1719 VOP_IOCTL(fffffd806fa7b9c8,cd60441a,ffff800000c08000,3,fffffd807f7d8660,ffff8000ffff4a90) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c5bf868,cd60441a,ffff800000c08000,ffff8000ffff4a90) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000ffff4a90,ffff800027ae0168,ffff800027ae01c0) at sys_ioctl+0x4a2 syscall(ffff800027ae0230) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027ae0230) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbf352cf2f80, count: -8 ddb{1}> show registers rdi 0xffffffff82a407c0 pf_anchors rsi 0xffff800000bf8000 rbp 0xffff800027adfcc0 rbx 0xffffffff82a407c0 pf_anchors rdx 0 rcx 0xfffffd8003580460 rax 0xffff8000ffff4a90 r8 0x101010101010101 r9 0x8080808080808080 r10 0xd3bfeadf6bf3d79d r11 0x2133ec992b9e64b8 r12 0xd12b2ca1b86e5213 r13 0xffffffff82a407c8 pf_main_anchor r14 0xffff800000bf8000 r15 0xdead007fdeadbeef rip 0xffffffff812c6648 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10282 __ALIGN_SIZE+0xf282 rsp 0xffff800027adfc70 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{1}> show proc PROC (syz-executor.5) pid=507771 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff57b0,0xffff8000ffff5a60 process=0xffff8000ffff1908 user=0xffff800027adb000, vmspace=0xfffffd80733658c0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 56393 513136 16802 0 2 0 syz-executor.5 *56393 507771 16802 0 7 0x4000000 syz-executor.5 56393 272004 16802 0 3 0x4000080 fsleep syz-executor.5 28911 376 11880 0 3 0x80 nanoslp syz-executor.0 28911 20334 11880 0 3 0x4000080 piperd syz-executor.0 28911 240447 11880 0 3 0x4000080 piperd syz-executor.0 28911 179231 11880 0 3 0x4000080 fsleep syz-executor.0 58210 475417 35103 0 3 0x82 piperd syz-executor.1 99397 46571 35103 0 3 0x82 piperd syz-executor.2 25816 399549 35103 0 3 0x2 biowait syz-executor.6 90553 468111 35103 0 3 0x82 nanoslp syz-executor.7 16802 52247 35103 0 3 0x82 nanoslp syz-executor.5 88280 456502 0 0 3 0x14200 bored sosplice 18846 89022 35103 0 3 0x2 biowait syz-executor.4 686 428775 35103 0 3 0x82 piperd syz-executor.3 11880 523751 35103 0 3 0x82 nanoslp syz-executor.0 35103 96164 33670 0 3 0x82 kqread syz-fuzzer 35103 309499 33670 0 3 0x4000082 nanoslp syz-fuzzer 35103 337860 33670 0 3 0x4000082 thrsleep syz-fuzzer 35103 117128 33670 0 3 0x4000082 thrsleep syz-fuzzer 35103 430891 33670 0 3 0x4000082 thrsleep syz-fuzzer 35103 351443 33670 0 3 0x4000082 thrsleep syz-fuzzer 35103 516930 33670 0 3 0x4000082 thrsleep syz-fuzzer 35103 109722 33670 0 3 0x4000082 thrsleep syz-fuzzer 33670 349901 28145 0 3 0x10008a sigsusp ksh 28145 82410 24414 0 3 0x9a kqread sshd 80163 275154 1 0 3 0x100083 ttyin getty 24414 488164 1 0 3 0x88 kqread sshd 68467 126696 97686 74 3 0x1100092 bpf pflogd 97686 377188 1 0 3 0x80 netio pflogd 36420 25490 21469 73 3 0x1100090 kqread syslogd 21469 446904 1 0 3 0x100082 netio syslogd 26241 156751 1 0 3 0x100080 kqread resolvd 31791 311142 2902 77 3 0x100092 kqread dhcpleased 59241 254549 2902 77 3 0x100092 kqread dhcpleased 2902 40222 1 0 3 0x80 kqread dhcpleased 13729 1094 0 0 3 0x14200 bored smr 91521 39191 0 0 2 0x14200 zerothread 70099 418165 0 0 3 0x14200 aiodoned aiodoned 10591 435271 0 0 3 0x14200 syncer update 42022 440818 0 0 3 0x14200 cleaner cleaner 87677 449794 0 0 7 0x14200 reaper 16304 22155 0 0 3 0x14200 pgdaemon pagedaemon 37411 31885 0 0 3 0x14200 bored viomb 79981 210430 0 0 3 0x40014200 acpi0 acpi0 47319 166899 0 0 3 0x40014200 idle1 20755 2311 0 0 3 0x14200 bored softnet 49472 178208 0 0 3 0x14200 bored systqmp 93720 205725 0 0 3 0x14200 bored systq 92912 259704 0 0 3 0x40014200 bored softclock 52402 341076 0 0 3 0x40014200 idle0 1 514610 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 56393 (syz-executor.5) thread 0xffff8000ffff4a90 (507771) exclusive rwlock pf_lock r = 0 (0xffffffff82900440) #0 witness_lock+0x44d #1 pfioctl+0x5be8 sys/net/pf_ioctl.c:1607 #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 (0xffffffff8299e650) #0 witness_lock+0x44d #1 pfioctl+0x3708 sys/net/pf_ioctl.c:1607 #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 (0xffffffff829004a0) #0 witness_lock+0x44d #1 pfioctl+0x15e sys/net/pf_ioctl.c:1147 #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 (0xffffffff82b8b778) #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 25816 (syz-executor.6) thread 0xffff800021217508 (399549) exclusive rrwlock inode r = 0 (0xfffffd806d4163d8) #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 (0xfffffd80640a1928) #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 18846 (syz-executor.4) thread 0xffff8000212162a8 (89022) exclusive rrwlock inode r = 0 (0xfffffd80640a1f88) #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 (0xfffffd8067781920) #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{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10211 6487K 7424K 78643K 21181 0 pcb 13 14K 16K 78643K 324 0 rtable 227 8K 11K 78643K 813 0 ifaddr 88 18K 20K 78643K 272 0 sysctl 2 0K 0K 78643K 2 0 counters 56 35K 35K 78643K 114 0 ioctlops 1 4K 4K 78643K 2062 0 iov 0 0K 16K 78643K 599 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1399 87K 88K 78643K 3934 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 37 0 VM map 2 1K 1K 78643K 2 0 sem 14 3K 3K 78643K 59 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 12 41K 97K 78643K 2400 0 sigio 0 0K 0K 78643K 87 0 proc 70 87K 124K 78643K 787 0 subproc 104 6K 6K 78643K 195 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 50 0 in_multi 99 6K 6K 78643K 227 0 ether_multi 1 0K 0K 78643K 9 0 mrt 1 0K 0K 78643K 22 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 235 1049K 1049K 78643K 235 0 exec 0 0K 2K 78643K 1222 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 356 171K 176K 78643K 32530 0 UVM aobj 131 4K 4K 78643K 142 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 88 0 NDP 12 0K 1K 78643K 75 0 temp 143 4737K 4806K 78643K 37433 0 kqueue 12 18K 24K 78643K 134 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> 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 120 245 0 242 1 0 1 1 0 8 0 rtentry 112 222 0 122 4 0 4 4 0 8 0 unpcb 136 1942 0 1927 24 21 3 9 0 8 2 syncache 296 20 0 20 4 4 0 1 0 8 0 tcpqe 32 39 0 39 1 1 0 1 0 8 0 tcpcb 736 811 0 803 36 30 6 13 0 8 5 arp 120 33 0 15 1 0 1 1 0 8 0 inpcb 312 2194 0 2186 34 28 6 11 0 8 5 rttmr 72 6 0 6 2 2 0 1 0 8 0 nd6 48 49 0 27 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 1 0 1 0 8 0 kcovpl 48 15 0 7 1 0 1 1 0 8 0 ppxss 1248 12 0 12 4 3 1 1 0 8 1 pffrag 232 13 0 9 1 0 1 1 0 482 0 pffrnode 88 13 0 9 1 0 1 1 0 8 0 pffrent 40 243 0 239 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 32 0 30 3 2 1 1 0 8 0 pfstitem 24 17 0 15 1 0 1 1 0 8 0 pfstkey 112 17 0 15 1 0 1 1 0 8 0 pfstate 320 17 0 15 2 1 1 2 0 8 0 pfrule 1360 223 0 216 3 2 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1023 0 591 36 9 27 29 0 8 0 art_table 32 1024 0 591 4 0 4 4 0 8 0 art_node 16 221 0 133 1 0 1 1 0 8 0 sysvmsgpl 40 37 0 31 2 1 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 55 0 43 1 0 1 1 0 8 0 shmpl 112 139 0 11 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 4428 0 2981 91 0 91 91 0 8 0 ffsino 272 4428 0 2981 97 0 97 97 0 8 0 nchpl 144 7755 0 6134 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 30038 0 30036 3 2 1 2 0 8 0 percpumem 16 69 0 29 1 0 1 1 0 8 0 vcpupl 2048 6 0 0 1 0 1 1 0 8 0 vmpool 560 6 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 15 0 12 3 2 1 1 0 8 0 scxspl 216 22545 0 22543 12 11 1 8 0 8 0 plimitpl 152 243 0 228 1 0 1 1 0 8 0 sigapl 424 2691 0 2650 6 0 6 6 0 8 0 futexpl 64 21735 0 21733 2 1 1 1 0 8 0 knotepl 120 347 0 0 8 1 7 8 0 8 0 kqueuepl 216 240 0 232 3 2 1 3 0 8 0 pipepl 336 831 0 802 23 20 3 13 0 8 0 fdescpl 496 2676 0 2651 7 3 4 5 0 8 0 filepl 152 18667 0 18425 51 34 17 23 0 8 5 lockfpl 104 4350 0 4348 9 7 2 3 0 8 1 lockfspl 48 1765 0 1763 2 1 1 2 0 8 0 sessionpl 144 31 0 14 1 0 1 1 0 8 0 pgrppl 48 38 0 21 1 0 1 1 0 8 0 ucredpl 96 1897 0 1885 1 0 1 1 0 8 0 zombiepl 144 2651 0 2650 1 0 1 1 0 8 0 processpl 1064 2691 0 2650 4 0 4 4 0 8 0 procpl 672 7527 0 7474 12 5 7 7 0 8 1 srpgc 96 8 0 8 2 2 0 1 0 8 0 sosppl 168 5 0 5 2 1 1 1 0 8 1 sockpl 480 4384 0 4358 136 124 12 34 0 8 8 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 18 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 282 0 0 25 0 25 25 0 8 0 mtagpl 96 1359 0 0 33 0 33 33 0 8 0 mbufpl 256 1560 0 0 96 0 96 96 0 8 0 bufpl 288 7345 0 1009 453 0 453 453 0 8 0 anonpl 24 736855 0 717911 168 32 136 137 0 186 6 amapchunkpl 152 78092 0 77252 51 13 38 43 0 158 1 amappl16 200 6875 0 6289 67 27 40 44 0 8 8 amappl15 192 748 0 740 1 0 1 1 0 8 0 amappl14 184 197 0 196 1 0 1 1 0 8 0 amappl13 176 124 0 122 1 0 1 1 0 8 0 amappl12 168 311 0 305 1 0 1 1 0 8 0 amappl11 160 248 0 233 1 0 1 1 0 8 0 amappl10 152 297 0 288 1 0 1 1 0 8 0 amappl9 144 1277 0 1270 1 0 1 1 0 8 0 amappl8 136 882 0 805 3 0 3 3 0 8 0 amappl7 128 245 0 232 1 0 1 1 0 8 0 amappl6 120 1021 0 994 2 1 1 2 0 8 0 amappl5 112 2232 0 2213 1 0 1 1 0 8 0 amappl4 104 1571 0 1545 2 0 2 2 0 8 0 amappl3 96 605 0 593 1 0 1 1 0 8 0 amappl2 88 771 0 725 3 1 2 3 0 8 0 amappl1 80 52076 0 51524 23 9 14 19 0 8 0 amappl 88 31870 0 31612 8 0 8 8 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 72 141 0 11 3 0 3 3 0 8 0 uaddrrnd 24 2682 0 2651 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2682 0 2651 1 0 1 1 0 8 0 vmmpekpl 168 26201 0 26136 4 0 4 4 0 8 0 vmmpepl 168 248948 0 246567 207 77 130 148 0 357 8 vmsppl 368 2681 0 2650 5 1 4 4 0 8 0 rwobjpl 56 67916 0 60266 112 0 112 112 0 8 2 pdppl 4096 5371 0 5306 190 115 75 85 0 8 10 pvpl 32 1333750 0 1310905 309 91 218 260 0 265 10 pmappl 248 2681 0 2650 4 1 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1110 0 209 26 0 26 26 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff82955ff0) 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(ffffffff82b8b570) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82b8b570) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff800021135700,ffff80000004ad00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f Xspllower() at Xspllower+0x19 pmap_do_remove(fffffd8067181ba0,755fa9c7000,755faa07000,0) at pmap_do_remove+0x50d sys/arch/amd64/amd64/pmap.c:1770 uvm_unmap_kill_entry_withlock(fffffd807a3b6e68,fffffd80674fb590,0) at uvm_unmap_kill_entry_withlock+0x1af sys/uvm/uvm_map.c:2139 uvm_map_teardown(fffffd807a3b6e68) at uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd807a3b6e68) at uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2771 uvmspace_free(fffffd807a3b6e68) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 reaper(ffff8000210f97a0) at reaper+0x18b sys/kern/kern_exit.c:457 end trace frame: 0x0, count: -12 ddb{0}> machine ddbcpu 1 Stopped at pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{1}> trace pf_anchor_global_RB_REMOVE(ffffffff82a407c0,ffff800000bf8000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000bf8490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfioctl(4900,cd60441a,ffff800000c08000,3,ffff8000ffff4a90) at pfioctl+0x925e sys/net/pf_ioctl.c:1719 VOP_IOCTL(fffffd806fa7b9c8,cd60441a,ffff800000c08000,3,fffffd807f7d8660,ffff8000ffff4a90) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c5bf868,cd60441a,ffff800000c08000,ffff8000ffff4a90) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000ffff4a90,ffff800027ae0168,ffff800027ae01c0) at sys_ioctl+0x4a2 syscall(ffff800027ae0230) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027ae0230) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbf352cf2f80, count: -8