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(ffffffff82a21e80,ffff80000134a800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff80000134ac90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800001370d58,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000c02000,3,ffff8000260ce540) at pfioctl+0x8e07 pf_addr_setup sys/net/pf_ioctl.c:894 [inline] pfioctl(4900,cd60441a,ffff800000c02000,3,ffff8000260ce540) at pfioctl+0x8e07 sys/net/pf_ioctl.c:1653 VOP_IOCTL(fffffd806f67fb88,cd60441a,ffff800000c02000,3,fffffd807f7d75a0,ffff8000260ce540) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd8067501568,cd60441a,ffff800000c02000,ffff8000260ce540) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000260ce540,ffff80002e33f4f8,ffff80002e33f550) at sys_ioctl+0x4a2 syscall(ffff80002e33f5c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e33f5c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2f21ac59100, count: -9 ddb{0}> show registers rdi 0xffffffff82a21e80 pf_anchors rsi 0xffff80000134a800 rbp 0xffff80002e33efd0 rbx 0xffffffff82a21e80 pf_anchors rdx 0 rcx 0xfffffd8003592f00 rax 0xffff8000260ce540 r8 0x400 r9 0x8080808080808080 r10 0x78a6251c611f07a4 r11 0x6a34feea69f0d5a6 r12 0xd1dead7a5f37207 r13 0xffffffff82a21e88 pf_main_anchor r14 0xffff80000134a800 r15 0xdead007fdead4110 rip 0xffffffff814a3408 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80002e33ef80 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> show proc PROC (syz-executor.6) pid=455403 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000fffeea90,0xffff8000260cea90 process=0xffff80002609a158 user=0xffff80002e33a000, vmspace=0xfffffd805f8e8030 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 73616 105654 69222 0 2 0 syz-executor.0 73616 412689 69222 0 3 0x4000080 netio syz-executor.0 61302 492504 16418 0 2 0 syz-executor.6 *61302 455403 16418 0 7 0x4000000 syz-executor.6 61302 379833 16418 0 3 0x4000080 fsleep syz-executor.6 29973 284103 4920 0 2 0x10 syz-executor.4 29973 88633 4920 0 3 0x4000090 fsleep syz-executor.4 99105 220629 20681 0 2 0 syz-executor.2 99105 23618 20681 0 3 0x4000080 fsleep syz-executor.2 99105 104491 20681 0 3 0x4000080 fsleep syz-executor.2 37620 296894 35074 0 2 0 syz-executor.7 37620 73299 35074 0 3 0x4000080 fsleep syz-executor.7 69222 219971 39979 0 2 0x482 syz-executor.0 14290 19348 39979 0 2 0x2 syz-executor.5 13289 108915 39979 0 2 0x482 syz-executor.3 78811 80434 0 0 3 0x14280 nfsidl nfsio 18229 235404 0 0 3 0x14280 nfsidl nfsio 11482 198944 0 0 3 0x14280 nfsidl nfsio 41057 492280 0 0 3 0x14280 nfsidl nfsio 4879 39523 0 0 3 0x14280 nfsidl nfsio 56688 353730 0 0 3 0x14280 nfsidl nfsio 26446 285665 0 0 3 0x14280 nfsidl nfsio 75725 139498 0 0 3 0x14280 nfsidl nfsio 57935 28367 0 0 3 0x14280 nfsidl nfsio 99469 194935 0 0 3 0x14280 nfsidl nfsio 85265 235522 0 0 3 0x14280 nfsidl nfsio 73771 502547 0 0 3 0x14280 nfsidl nfsio 54789 385216 0 0 3 0x14280 nfsidl nfsio 23664 358957 0 0 3 0x14280 nfsidl nfsio 69909 1702 0 0 3 0x14280 nfsidl nfsio 2020 476308 0 0 3 0x14280 nfsidl nfsio 55032 372143 0 0 3 0x14280 nfsidl nfsio 13571 8687 0 0 3 0x14280 nfsidl nfsio 99439 87034 0 0 3 0x14280 nfsidl nfsio 4729 75383 0 0 3 0x14280 nfsidl nfsio 35074 448313 39979 0 3 0x82 nanoslp syz-executor.7 16418 299494 39979 0 2 0x482 syz-executor.6 44160 442290 39979 0 2 0x482 syz-executor.1 4920 124707 39979 0 2 0x2 syz-executor.4 20681 84082 39979 0 3 0x82 nanoslp syz-executor.2 3559 88014 0 0 3 0x14200 bored sosplice 39979 71066 17057 0 3 0x82 nanoslp syz-fuzzer 39979 217360 17057 0 3 0x4000082 nanoslp syz-fuzzer 39979 46996 17057 0 3 0x4000082 thrsleep syz-fuzzer 39979 99040 17057 0 3 0x4000082 thrsleep syz-fuzzer 39979 392691 17057 0 3 0x4000082 kqread syz-fuzzer 39979 326583 17057 0 3 0x4000082 thrsleep syz-fuzzer 39979 334570 17057 0 3 0x4000082 thrsleep syz-fuzzer 39979 83171 17057 0 3 0x4000082 thrsleep syz-fuzzer 39979 150853 17057 0 3 0x4000082 thrsleep syz-fuzzer 39979 511268 17057 0 3 0x4000082 thrsleep syz-fuzzer 17057 393169 92797 0 3 0x10008a sigsusp ksh 92797 63076 8597 0 3 0x9a kqread sshd 48627 187939 1 0 3 0x100083 ttyin getty 8597 151993 1 0 3 0x88 kqread sshd 54434 459534 18400 74 3 0x1100092 bpf pflogd 18400 252689 1 0 3 0x80 netio pflogd 39228 68460 67914 73 3 0x1100090 kqread syslogd 67914 308470 1 0 3 0x100082 netio syslogd 985 504981 1 0 3 0x100080 kqread resolvd 72884 185917 0 0 3 0x14200 bored smr 65857 192327 0 0 2 0x14200 zerothread 44180 295770 0 0 3 0x14200 aiodoned aiodoned 38151 312572 0 0 3 0x14200 syncer update 62436 122336 0 0 3 0x14200 cleaner cleaner 37563 273658 0 0 3 0x14200 reaper reaper 4795 102853 0 0 3 0x14200 pgdaemon pagedaemon 64156 456773 0 0 3 0x14200 bored viomb 81473 246480 0 0 3 0x40014200 acpi0 acpi0 16152 49126 0 0 7 0x40014200 idle1 26585 215977 0 0 3 0x14200 bored softnet 28926 385448 0 0 3 0x14200 bored softnet 95698 293582 0 0 3 0x14200 bored softnet 64563 298308 0 0 3 0x14200 bored softnet 3932 19700 0 0 3 0x14200 bored systqmp 33650 128978 0 0 3 0x14200 bored systq 27077 377417 0 0 2 0x40014200 softclock 2726 267412 0 0 3 0x40014200 idle0 1 411890 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 61302 (syz-executor.6) thread 0xffff8000260ce540 (455403) exclusive rwlock pf_lock r = 0 (0xffffffff829d3130) #0 witness_lock+0x44d #1 pfioctl+0x5e90 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 (0xffffffff8296d570) #0 witness_lock+0x44d #1 pfioctl+0x38f8 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 (0xffffffff829d3190) #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 (0xffffffff82a22600) #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 14290 (syz-executor.5) thread 0xffff8000211842a8 (19348) exclusive rrwlock inode r = 0 (0xfffffd8061c2ad58) #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 (0xfffffd806e1fd0a0) #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 10220 6509K 7341K 78643K 43815 0 pcb 13 22K 24K 78643K 2714 0 rtable 261 13K 21K 78643K 5174 0 ifaddr 105 24K 26K 78643K 2232 0 sysctl 3 1K 3K 78643K 10 0 counters 56 35K 36K 78643K 486 0 ioctlops 1 4K 4K 78643K 8302 0 iov 0 0K 28K 78643K 3588 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1405 88K 89K 78643K 14494 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 245 0 VM map 2 1K 1K 78643K 2 0 sem 22 20K 40K 78643K 199 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 15 53K 89K 78643K 39035 0 sigio 1 0K 0K 78643K 1323 0 proc 65 67K 128K 78643K 3350 0 subproc 104 6K 6K 78643K 895 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1161 0 in_multi 90 6K 6K 78643K 1274 0 ether_multi 1 0K 0K 78643K 90 0 mrt 2 0K 0K 78643K 98 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 241 1076K 1076K 78643K 241 0 exec 0 0K 2K 78643K 6702 0 pfkey data 0 0K 0K 78643K 20 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 658 1502K 1520K 78643K 209399 0 UVM aobj 131 4K 4K 78643K 134 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 883 0 NDP 14 0K 2K 78643K 421 0 temp 212 4880K 5100K 78643K 277964 0 kqueue 6 10K 24K 78643K 1459 0 SYN cache 2 4688K 4696K 78643K 4 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 2108 0 2107 21 20 1 3 0 8 0 rtentry 112 1274 0 1164 6 2 4 4 0 8 0 unpcb 136 21278 0 21268 199 196 3 9 0 8 2 syncache 296 14 0 14 5 5 0 1 0 8 0 tcpqe 32 41 0 41 2 2 0 1 0 8 0 tcpcb 736 7085 0 7078 283 282 1 25 0 8 0 arp 120 219 0 198 1 0 1 1 0 8 0 inpcb 312 55080 0 55074 494 491 3 19 0 8 2 nd6 48 257 0 231 1 0 1 1 0 8 0 pkpcb 40 69 0 69 18 18 0 1 0 8 0 kcovpl 48 68 0 60 1 0 1 1 0 8 0 ppxss 1248 96 0 96 17 17 0 1 0 8 0 pfstscr 40 126 0 126 9 9 0 1 0 8 0 pffrag 232 292 0 290 18 17 1 10 0 482 0 pffrnode 88 135 0 133 9 8 1 1 0 8 0 pffrent 40 633 0 631 11 10 1 2 0 8 0 pfosfp 40 1448 0 1021 5 0 5 5 0 8 0 pfosfpen 112 1448 0 726 21 0 21 21 0 8 0 pfrktable 1344 537 115 530 13 12 1 3 0 8 0 pftag 88 84 0 63 3 2 1 1 0 8 0 pfqueue 264 9 0 9 3 3 0 1 0 8 0 pfstitem 24 55 0 53 1 0 1 1 0 8 0 pfstkey 112 253 0 251 2 1 1 2 0 8 0 pfstate 336 149 0 147 4 3 1 4 0 8 0 pfsrctr 152 305 0 305 1 1 0 1 0 8 0 pfrule 1360 1025 0 919 29 20 9 9 0 8 0 rttmr 64 27 0 27 7 7 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 5321 0 4891 47 20 27 29 0 8 0 art_table 32 5323 0 4891 4 0 4 4 0 8 0 art_node 16 1268 0 1174 1 0 1 1 0 8 0 sysvmsgpl 40 37 0 6 1 0 1 1 0 8 0 semupl 112 6 0 6 3 3 0 1 0 8 0 semapl 112 177 0 157 1 0 1 1 0 8 0 shmpl 112 131 0 3 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 52291 0 50785 95 0 95 95 0 8 0 ffsino 272 52291 0 50785 101 0 101 101 0 8 0 nchpl 144 100320 0 98673 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 339801 0 339800 9 8 1 2 0 8 0 percpumem 16 255 0 215 1 0 1 1 0 8 0 vcpupl 2048 406 0 0 51 0 51 51 0 8 0 vmpool 560 512 0 106 31 2 29 29 0 8 0 pfiaddrpl 120 293 0 292 12 11 1 2 0 8 0 kstatmem 264 458 0 430 4 1 3 3 0 8 0 scsiplug 72 5 0 5 1 1 0 1 0 8 0 scxspl 216 279732 0 279732 29 28 1 8 0 8 1 plimitpl 152 3149 0 3135 1 0 1 1 0 8 0 sigapl 424 39260 0 39195 12 4 8 9 0 8 0 futexpl 64 340953 0 340948 2 1 1 1 0 8 0 knotepl 120 1387 0 0 10 0 10 10 0 8 0 kqueuepl 216 5384 0 5379 110 109 1 5 0 8 0 pipepl 336 4985 0 4956 160 157 3 13 0 8 0 fdescpl 496 39199 0 39174 6 2 4 5 0 8 0 filepl 152 247530 0 247302 368 355 13 22 0 8 3 lockfpl 104 8802 0 8800 11 10 1 2 0 8 0 lockfspl 48 2350 0 2348 1 0 1 1 0 8 0 sessionpl 144 84 0 68 1 0 1 1 0 8 0 pgrppl 48 214 0 198 1 0 1 1 0 8 0 ucredpl 96 32711 0 32700 1 0 1 1 0 8 0 zombiepl 144 39197 0 39195 2 1 1 1 0 8 0 processpl 1064 39260 0 39195 6 1 5 5 0 8 0 procpl 672 96883 0 96802 35 27 8 10 0 8 0 srpgc 96 64 0 64 18 18 0 1 0 8 0 sosppl 168 100 0 100 26 26 0 1 0 8 0 sockpl 480 78584 0 78567 1432 1417 15 37 0 8 12 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 10 0 0 2 0 2 2 0 8 0 mcl12k 12288 8 0 0 1 0 1 1 0 8 0 mcl9k 9216 10 0 0 1 0 1 1 0 8 0 mcl8k 8192 12 0 0 2 0 2 2 0 8 0 mcl4k 4096 33 0 0 5 2 3 4 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 585 0 0 57 13 44 57 0 8 1 mtagpl 96 1676 0 0 41 19 22 41 0 8 0 mbufpl 256 4809 0 0 291 2 289 290 0 8 0 bufpl 288 53732 0 47399 453 0 453 453 0 8 0 anonpl 24 6953792 0 6935590 427 299 128 158 0 186 0 amapchunkpl 152 609163 0 608422 83 45 38 44 0 158 0 amappl16 200 96341 0 95632 268 229 39 63 0 8 0 amappl15 192 4055 0 4053 1 0 1 1 0 8 0 amappl14 184 1327 0 1321 1 0 1 1 0 8 0 amappl13 176 3882 0 3879 1 0 1 1 0 8 0 amappl12 168 2478 0 2470 1 0 1 1 0 8 0 amappl11 160 7426 0 7412 3 1 2 2 0 8 0 amappl10 152 7298 0 7283 1 0 1 1 0 8 0 amappl9 144 7347 0 7342 3 2 1 1 0 8 0 amappl8 136 8337 0 8128 8 0 8 8 0 8 0 amappl7 128 6482 0 6465 1 0 1 1 0 8 0 amappl6 120 7615 0 7587 2 1 1 2 0 8 0 amappl5 112 41059 0 41044 1 0 1 1 0 8 0 amappl4 104 13942 0 13907 2 0 2 2 0 8 0 amappl3 96 114725 0 114679 2 0 2 2 0 8 0 amappl2 88 44694 0 44632 3 1 2 3 0 8 0 amappl1 80 915938 0 915338 29 15 14 20 0 8 0 amappl 88 207174 0 206879 10 2 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 72 133 0 3 3 0 3 3 0 8 0 uaddrrnd 24 39711 0 39280 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 39711 0 39280 3 0 3 3 0 8 0 vmmpekpl 168 233344 0 233245 5 0 5 5 0 8 0 vmmpepl 168 3739896 0 3736222 625 453 172 205 0 357 0 vmsppl 368 39710 0 39280 42 2 40 40 0 8 0 rwobjpl 56 876354 0 868373 163 49 114 119 0 8 0 pdppl 4096 79429 0 78966 1656 1187 469 469 0 8 6 pvpl 32 13607542 0 13585325 762 559 203 251 0 265 3 pmappl 248 39710 0 39280 29 1 28 28 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 3791 0 2189 47 0 47 47 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff82a21e80,ffff80000134a800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff80000134ac90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800001370d58,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000c02000,3,ffff8000260ce540) at pfioctl+0x8e07 pf_addr_setup sys/net/pf_ioctl.c:894 [inline] pfioctl(4900,cd60441a,ffff800000c02000,3,ffff8000260ce540) at pfioctl+0x8e07 sys/net/pf_ioctl.c:1653 VOP_IOCTL(fffffd806f67fb88,cd60441a,ffff800000c02000,3,fffffd807f7d75a0,ffff8000260ce540) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd8067501568,cd60441a,ffff800000c02000,ffff8000260ce540) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000260ce540,ffff80002e33f4f8,ffff80002e33f550) at sys_ioctl+0x4a2 syscall(ffff80002e33f5c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e33f5c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2f21ac59100, 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