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(ffffffff829d5260,ffff8000011eb800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff8000011ebc90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000ba07f8,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000c05000,3,ffff80002468c2a0) at pfioctl+0x8e11 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd60441a,ffff800000c05000,3,ffff80002468c2a0) at pfioctl+0x8e11 sys/net/pf_ioctl.c:1652 VOP_IOCTL(fffffd806f770808,cd60441a,ffff800000c05000,3,fffffd807f7d8720,ffff80002468c2a0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c2565f0,cd60441a,ffff800000c05000,ffff80002468c2a0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002468c2a0,ffff8000244425d8,ffff800024442630) at sys_ioctl+0x4a2 syscall(ffff8000244426a0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000244426a0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1b14bb67a40, count: -9 ddb{0}> show registers rdi 0xffff8000260a0000 rsi 0x190f __ALIGN_SIZE+0x90f rbp 0xffff8000244420b0 rbx 0xffffffff829d5260 pf_anchors rdx 0xffff8000260a0000 rcx 0x190e __ALIGN_SIZE+0x90e rax 0xffffffff814cb76b pf_anchor_global_RB_REMOVE+0x2b r8 0x400 r9 0x8080808080808080 r10 0xe36a7056bbfef5cf r11 0x9b973a4cf7b250f7 r12 0x7295f4c1e9094a35 r13 0xffffffff829d5268 pf_main_anchor r14 0xffff8000011eb800 r15 0xdeaf007fdeaf4152 rip 0xffffffff814cb798 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff800024442060 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> show proc PROC (syz-executor.6) pid=141888 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=81, nice=20 forw=0xffffffffffffffff, list=0xffff80002468dce0,0xffff80002450ba58 process=0xffff8000ffff3a48 user=0xffff80002443d000, vmspace=0xfffffd8064e248c0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 97241 334588 36872 0 2 0 syz-executor.1 97241 240253 36872 0 3 0x4000080 fsleep syz-executor.1 5550 373070 57304 0 2 0 syz-executor.0 5550 409116 57304 0 3 0x4000080 fsleep syz-executor.0 57130 296459 51479 0 3 0x80 nanoslp syz-executor.5 57130 300961 51479 0 3 0x4000080 fsleep syz-executor.5 61668 210356 89523 0 2 0 syz-executor.2 61668 390092 89523 0 3 0x4000080 fsleep syz-executor.2 1881 344485 41879 0 2 0 syz-executor.6 * 1881 141888 41879 0 7 0x4000000 syz-executor.6 35735 468436 47500 0 2 0 syz-executor.3 41879 484176 22322 0 3 0x82 nanoslp syz-executor.6 32228 382057 22322 0 2 0x2 syz-executor.7 47500 112380 22322 0 3 0x82 nanoslp syz-executor.3 89523 203474 22322 0 3 0x82 nanoslp syz-executor.2 52319 470367 22322 0 3 0x82 nanoslp syz-executor.4 51479 203319 22322 0 3 0x82 nanoslp syz-executor.5 57304 80982 22322 0 3 0x82 nanoslp syz-executor.0 36872 514111 22322 0 3 0x82 nanoslp syz-executor.1 50076 381726 1 0 3 0x100083 ttyin getty 29261 81890 0 0 3 0x14280 nfsidl nfsio 69390 86990 0 0 3 0x14280 nfsidl nfsio 76720 303865 0 0 3 0x14280 nfsidl nfsio 94712 394793 0 0 3 0x14280 nfsidl nfsio 23074 517750 0 0 3 0x14280 nfsidl nfsio 32239 120575 0 0 3 0x14280 nfsidl nfsio 33023 315736 0 0 3 0x14280 nfsidl nfsio 18815 297154 0 0 3 0x14280 nfsidl nfsio 89466 140147 0 0 3 0x14280 nfsidl nfsio 94419 515286 0 0 3 0x14280 nfsidl nfsio 82432 324394 0 0 3 0x14280 nfsidl nfsio 48674 451130 0 0 3 0x14280 nfsidl nfsio 23136 470264 0 0 3 0x14280 nfsidl nfsio 2716 92080 0 0 3 0x14280 nfsidl nfsio 62775 177706 0 0 3 0x14280 nfsidl nfsio 38630 498086 0 0 3 0x14280 nfsidl nfsio 51728 95094 0 0 3 0x14280 nfsidl nfsio 20110 453037 0 0 3 0x14280 nfsidl nfsio 57822 199544 0 0 3 0x14280 nfsidl nfsio 98965 445719 0 0 3 0x14280 nfsidl nfsio 16008 498999 0 0 3 0x14200 bored sosplice 22322 354522 59275 0 3 0x82 thrsleep syz-fuzzer 22322 443627 59275 0 3 0x4000082 nanoslp syz-fuzzer 22322 417846 59275 0 3 0x4000082 nanoslp syz-fuzzer 22322 201653 59275 0 3 0x4000082 thrsleep syz-fuzzer 22322 167882 59275 0 3 0x4000082 thrsleep syz-fuzzer 22322 251829 59275 0 3 0x4000082 thrsleep syz-fuzzer 22322 337994 59275 0 3 0x4000082 kqread syz-fuzzer 22322 430727 59275 0 3 0x4000082 thrsleep syz-fuzzer 22322 32837 59275 0 3 0x4000082 thrsleep syz-fuzzer 59275 313461 32985 0 3 0x10008a sigsusp ksh 32985 170288 43961 0 3 0x9a kqread sshd 43961 43875 1 0 3 0x88 kqread sshd 23080 252376 5946 74 3 0x1100092 bpf pflogd 5946 357219 1 0 3 0x80 netio pflogd 32896 88646 47125 73 3 0x1100090 kqread syslogd 47125 4914 1 0 3 0x100082 netio syslogd 55448 90317 1 0 3 0x100080 kqread resolvd 62258 308552 66743 77 3 0x100092 kqread dhcpleased 97485 284074 66743 77 3 0x100092 kqread dhcpleased 66743 368894 1 0 3 0x80 kqread dhcpleased 41496 229089 0 0 3 0x14200 bored smr 31582 202224 0 0 2 0x14200 zerothread 86139 192041 0 0 3 0x14200 aiodoned aiodoned 99918 463454 0 0 3 0x14200 syncer update 11769 488 0 0 3 0x14200 cleaner cleaner 18760 45491 0 0 3 0x14200 reaper reaper 5498 499357 0 0 3 0x14200 pgdaemon pagedaemon 44843 71599 0 0 3 0x14200 bored viomb 84246 251987 0 0 3 0x40014200 acpi0 acpi0 97416 25567 0 0 7 0x40014200 idle1 16274 349510 0 0 3 0x14200 bored softnet 79017 336760 0 0 3 0x14200 bored systqmp 89701 433184 0 0 3 0x14200 bored systq 93241 235172 0 0 3 0x40014200 bored softclock 30645 105975 0 0 3 0x40014200 idle0 1 171679 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 1881 (syz-executor.6) thread 0xffff80002468c2a0 (141888) exclusive rwlock pf_lock r = 0 (0xffffffff8299dc10) #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 (0xffffffff829bc210) #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 (0xffffffff8299dc70) #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 (0xffffffff82aded78) #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 32228 (syz-executor.7) thread 0xffff80002450b508 (382057) exclusive rrwlock inode r = 0 (0xfffffd806e0bc4e8) #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 (0xfffffd806d40ee78) #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 10222 6526K 7149K 78643K 32397 0 pcb 16 16K 18K 78643K 1262 0 rtable 247 9K 11K 78643K 3197 0 ifaddr 97 21K 169K 78643K 51041 0 sysctl 3 1K 1K 78643K 3 0 counters 58 35K 36K 78643K 228 0 ioctlops 1 4K 8K 78643K 84015 0 iov 0 0K 24K 78643K 2251 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1327 83K 83K 78643K 6420 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 160 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 1675 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 16 57K 87K 78643K 64609 0 sigio 1 0K 0K 78643K 696 0 proc 74 87K 124K 78643K 2314 0 subproc 104 6K 6K 78643K 550 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 1 0K 0K 78643K 1606 0 in_multi 94 6K 7K 78643K 725 0 ether_multi 2 0K 0K 78643K 106 0 mrt 1 0K 0K 78643K 42 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 247 1102K 1102K 78643K 247 0 exec 0 0K 2K 78643K 2402 0 pfkey data 0 0K 0K 78643K 7 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 673 439K 440K 78643K 816965 0 UVM aobj 19 2K 2K 78643K 19 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 2 0K 0K 78643K 1023 0 NDP 13 0K 2K 78643K 185 0 temp 145 4731K 4857K 78643K 275616 0 kqueue 14 20K 34K 78643K 4872 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 2345 0 2342 20 19 1 3 0 8 0 rtentry 112 597 0 494 4 0 4 4 0 8 0 unpcb 136 108901 0 108886 536 530 6 14 0 8 5 syncache 296 245 0 245 18 18 0 1 0 8 0 tcpqe 32 21 0 21 9 9 0 1 0 8 0 tcpcb 736 5692 0 5679 136 134 2 19 0 8 0 arp 120 116 0 97 1 0 1 1 0 8 0 inpcb 312 14682 0 14664 209 207 2 14 0 8 0 rttmr 72 6 0 6 2 2 0 1 0 8 0 ip6q 72 8 0 8 1 1 0 1 0 8 0 ip6af 40 424 0 424 1 1 0 1 0 8 0 nd6 48 140 0 115 1 0 1 1 0 8 0 pkpcb 40 117 0 117 10 9 1 1 0 8 1 kcovpl 48 42 0 34 1 0 1 1 0 8 0 ppxss 1248 22 0 22 7 7 0 1 0 8 0 pfstscr 40 2258 0 2256 1 0 1 1 0 8 0 pffrag 232 103 0 103 12 12 0 1 0 482 0 pffrnode 88 103 0 103 12 12 0 1 0 8 0 pffrent 40 249 0 249 12 12 0 1 0 8 0 pfosfp 40 6922 0 6817 6 4 2 5 0 8 0 pfosfpen 112 6922 0 3579 114 18 96 96 0 8 0 pfrktable 1344 646 13088 643 3 2 1 1 0 8 0 pftag 88 291 0 223 3 0 3 3 0 8 0 pfqueue 264 5 0 5 2 2 0 1 0 8 0 pfstitem 24 4475 0 4469 1 0 1 1 0 8 0 pfstkey 112 6027 0 6021 1 0 1 1 0 8 0 pfstate 320 3300 0 3296 2 1 1 2 0 8 0 pfrule 1360 45286 0 45280 1097 1096 1 1045 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2431 0 1992 44 16 28 31 0 8 0 art_table 32 2432 0 1992 4 0 4 4 0 8 0 art_node 16 592 0 501 1 0 1 1 0 8 0 semapl 112 1673 0 1663 1 0 1 1 0 8 0 shmpl 112 16 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 71341 0 69900 91 0 91 91 0 8 0 ffsino 272 71341 0 69900 97 0 97 97 0 8 0 nchpl 144 158602 0 156979 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 528485 0 528484 8 7 1 3 0 8 0 percpumem 16 126 0 85 1 0 1 1 0 8 0 vcpupl 2048 24 0 2 3 0 3 3 0 8 0 vmpool 560 47 0 25 2 0 2 2 0 8 0 pfiaddrpl 120 9072 0 9071 5 4 1 2 0 8 0 scsiplug 72 18 0 18 5 5 0 1 0 8 0 scxspl 216 413880 0 413880 23 22 1 8 0 8 1 plimitpl 152 901 0 886 1 0 1 1 0 8 0 sigapl 424 64867 0 64802 8 0 8 8 0 8 0 futexpl 64 571020 0 571016 1 0 1 1 0 8 0 knotepl 120 1058 0 0 8 0 8 8 0 8 0 kqueuepl 216 47492 0 47483 279 278 1 9 0 8 0 pipepl 336 9639 0 9610 254 251 3 9 0 8 0 fdescpl 496 64830 0 64801 5 1 4 5 0 8 0 filepl 152 492121 0 491872 685 670 15 27 0 8 4 lockfpl 104 23331 0 23329 23 22 1 2 0 8 0 lockfspl 48 6530 0 6528 1 0 1 1 0 8 0 sessionpl 144 60 0 43 1 0 1 1 0 8 0 pgrppl 48 74 0 57 1 0 1 1 0 8 0 ucredpl 96 20097 0 20085 1 0 1 1 0 8 0 zombiepl 144 64803 0 64802 1 0 1 1 0 8 0 processpl 1064 64867 0 64802 5 0 5 5 0 8 0 procpl 672 183980 0 183902 113 105 8 10 0 8 0 srpgc 96 34 0 34 2 2 0 1 0 8 0 sosppl 168 133 0 133 19 19 0 1 0 8 0 sockpl 480 126066 0 126033 3181 3161 20 50 0 8 15 mcl64k 65536 57 0 0 5 2 3 3 0 8 0 mcl16k 16384 60 0 0 6 4 2 3 0 8 0 mcl12k 12288 81 0 0 2 0 2 2 0 8 0 mcl9k 9216 41 0 0 2 0 2 2 0 8 0 mcl8k 8192 74 0 0 5 2 3 3 0 8 0 mcl4k 4096 49 0 0 5 2 3 3 0 8 0 mcl2k2 2112 17 0 0 2 0 2 2 0 8 0 mcl2k 2048 2099 0 0 27 9 18 21 0 8 0 mtagpl 96 688 0 0 13 5 8 13 0 8 0 mbufpl 256 2485 0 0 48 13 35 48 0 8 0 bufpl 288 75292 0 68956 453 0 453 453 0 8 0 anonpl 24 20252710 0 20233214 509 384 125 183 0 186 0 amapchunkpl 152 1950937 0 1950126 159 125 34 39 0 158 0 amappl16 200 319214 0 318598 238 205 33 63 0 8 0 amappl15 192 15056 0 15047 1 0 1 1 0 8 0 amappl14 184 728 0 717 1 0 1 1 0 8 0 amappl13 176 9757 0 9749 1 0 1 1 0 8 0 amappl12 168 15239 0 15231 1 0 1 1 0 8 0 amappl11 160 5002 0 4983 1 0 1 1 0 8 0 amappl10 152 1072 0 1064 1 0 1 1 0 8 0 amappl9 144 16044 0 16039 1 0 1 1 0 8 0 amappl8 136 5078 0 4718 15 2 13 13 0 8 0 amappl7 128 2772 0 2759 1 0 1 1 0 8 0 amappl6 120 15907 0 15865 3 1 2 2 0 8 0 amappl5 112 42271 0 42256 1 0 1 1 0 8 0 amappl4 104 10362 0 10309 3 1 2 2 0 8 0 amappl3 96 26068 0 26048 1 0 1 1 0 8 0 amappl2 88 25335 0 25264 3 1 2 3 0 8 0 amappl1 80 1140521 0 1139932 20 6 14 19 0 8 0 amappl 88 815120 0 814817 9 1 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 18 0 0 1 0 1 1 0 8 0 uaddrrnd 24 64877 0 64826 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 64877 0 64826 1 0 1 1 0 8 0 vmmpekpl 168 468709 0 468654 3 0 3 3 0 8 0 vmmpepl 168 5883236 0 5880220 485 332 153 211 0 357 0 vmsppl 368 64876 0 64826 5 0 5 5 0 8 0 rwobjpl 56 1521611 0 1513717 158 45 113 119 0 8 0 pdppl 4096 129761 0 129674 1328 1237 91 91 0 8 4 pvpl 32 35494740 0 35470627 1019 816 203 284 0 265 0 pmappl 248 64876 0 64826 4 0 4 4 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 3828 0 2982 55 16 39 55 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff829d5260,ffff8000011eb800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff8000011ebc90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000ba07f8,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000c05000,3,ffff80002468c2a0) at pfioctl+0x8e11 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd60441a,ffff800000c05000,3,ffff80002468c2a0) at pfioctl+0x8e11 sys/net/pf_ioctl.c:1652 VOP_IOCTL(fffffd806f770808,cd60441a,ffff800000c05000,3,fffffd807f7d8720,ffff80002468c2a0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c2565f0,cd60441a,ffff800000c05000,ffff80002468c2a0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002468c2a0,ffff8000244425d8,ffff800024442630) at sys_ioctl+0x4a2 syscall(ffff8000244426a0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000244426a0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1b14bb67a40, 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