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(ffffffff829d9228,ffff800000cc7000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000cc7490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfioctl(4900,cd60441a,ffff800000efd000,2,ffff8000fffea2a0) at pfioctl+0x925e sys/net/pf_ioctl.c:1719 VOP_IOCTL(fffffd806f70dc68,cd60441a,ffff800000efd000,2,fffffd807f7d87e0,ffff8000fffea2a0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd8072b86020,cd60441a,ffff800000efd000,ffff8000fffea2a0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000fffea2a0,ffff8000244870f8,ffff800024487150) at sys_ioctl+0x4a2 syscall(ffff8000244871c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000244871c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a1da34e320, count: -8 ddb{0}> show registers rdi 0xffffffff829d9228 pf_anchors rsi 0xffff800000cc7000 rbp 0xffff800024486c50 rbx 0xffffffff829d9228 pf_anchors rdx 0 rcx 0xfffffd80035845e0 rax 0xffff8000fffea2a0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xcd05af8496cf178f r11 0x7e4a968a660f5b4f r12 0xaa719db20bdf12bc r13 0xffffffff829d9230 pf_main_anchor r14 0xffff800000cc7000 r15 0xdeaf007fdeaf4152 rip 0xffffffff814f30c8 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10282 __ALIGN_SIZE+0xf282 rsp 0xffff800024486c00 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> show proc PROC (syz-executor.1) pid=152583 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff8000fffead20,0xffff8000fffeaa90 process=0xffff8000fffe6dd8 user=0xffff800024482000, vmspace=0xfffffd80739fecf0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 38678 307518 50087 0 2 0 syz-executor.3 38678 141382 50087 0 3 0x4000080 fsleep syz-executor.3 38678 64644 50087 0 3 0x4000080 fsleep syz-executor.3 59854 57040 91554 0 2 0 syz-executor.5 59854 4733 91554 0 3 0x4000080 fsleep syz-executor.5 73011 129733 81932 0 2 0 syz-executor.6 73011 4278 81932 0 3 0x4000080 fsleep syz-executor.6 92685 335447 98993 0 2 0 syz-executor.1 *92685 152583 98993 0 7 0x4000000 syz-executor.1 18892 339074 33942 0 2 0 syz-executor.4 18892 29149 33942 0 3 0x4000080 fsleep syz-executor.4 36200 73510 81154 0 2 0 syz-executor.7 36200 149891 81154 0 3 0x4000080 fsleep syz-executor.7 36200 457674 81154 0 3 0x4000080 fsleep syz-executor.7 98993 485499 16431 0 3 0x82 nanoslp syz-executor.1 81932 259461 16431 0 3 0x82 nanoslp syz-executor.6 23143 366318 16431 0 2 0x2 syz-executor.2 74126 258048 16431 0 2 0x2 syz-executor.0 33942 160422 16431 0 3 0x82 nanoslp syz-executor.4 50087 18329 16431 0 3 0x82 nanoslp syz-executor.3 81154 349958 16431 0 3 0x82 nanoslp syz-executor.7 50486 215921 0 0 3 0x14280 nfsidl nfsio 2367 38906 0 0 3 0x14280 nfsidl nfsio 25250 243557 0 0 3 0x14280 nfsidl nfsio 41671 416756 0 0 3 0x14280 nfsidl nfsio 95921 12786 0 0 3 0x14280 nfsidl nfsio 17506 424045 0 0 3 0x14280 nfsidl nfsio 54726 441087 0 0 3 0x14280 nfsidl nfsio 92719 456661 0 0 3 0x14280 nfsidl nfsio 10124 486898 0 0 3 0x14280 nfsidl nfsio 67706 380277 0 0 3 0x14280 nfsidl nfsio 43413 430917 0 0 3 0x14280 nfsidl nfsio 31089 174294 0 0 3 0x14280 nfsidl nfsio 41086 11651 0 0 3 0x14280 nfsidl nfsio 96562 303257 0 0 3 0x14280 nfsidl nfsio 29141 346627 0 0 3 0x14280 nfsidl nfsio 11785 276059 0 0 3 0x14280 nfsidl nfsio 40728 181574 0 0 3 0x14280 nfsidl nfsio 22884 17035 0 0 3 0x14280 nfsidl nfsio 44017 277990 0 0 3 0x14280 nfsidl nfsio 97804 361668 0 0 3 0x14280 nfsidl nfsio 91554 83606 16431 0 3 0x82 nanoslp syz-executor.5 73106 398232 0 0 3 0x14200 acct acct 84638 411713 0 0 3 0x14200 bored sosplice 16431 290098 97520 0 3 0x82 nanoslp syz-fuzzer 16431 54622 97520 0 3 0x4000082 nanoslp syz-fuzzer 16431 109245 97520 0 3 0x4000082 thrsleep syz-fuzzer 16431 294885 97520 0 3 0x4000082 thrsleep syz-fuzzer 16431 61018 97520 0 3 0x4000082 thrsleep syz-fuzzer 16431 61441 97520 0 3 0x4000082 thrsleep syz-fuzzer 16431 374876 97520 0 3 0x4000082 thrsleep syz-fuzzer 16431 327477 97520 0 3 0x4000082 kqread syz-fuzzer 16431 400048 97520 0 3 0x4000082 thrsleep syz-fuzzer 97520 123867 66772 0 3 0x10008a sigsusp ksh 66772 255804 24006 0 3 0x9a kqread sshd 90867 223567 1 0 3 0x100083 ttyin getty 24006 487823 1 0 3 0x88 kqread sshd 39095 339762 44352 74 3 0x1100092 bpf pflogd 44352 333715 1 0 3 0x80 netio pflogd 72555 54967 27674 73 3 0x1100090 kqread syslogd 27674 177312 1 0 3 0x100082 netio syslogd 3203 118841 1 0 3 0x100080 kqread resolvd 70310 493801 40685 77 3 0x100092 kqread dhcpleased 6881 38381 40685 77 3 0x100092 kqread dhcpleased 40685 16865 1 0 3 0x80 kqread dhcpleased 69316 242476 0 0 3 0x14200 bored smr 22464 519642 0 0 2 0x14200 zerothread 46056 79607 0 0 3 0x14200 aiodoned aiodoned 93036 355520 0 0 3 0x14200 syncer update 35308 185472 0 0 3 0x14200 cleaner cleaner 13494 485859 0 0 3 0x14200 reaper reaper 66632 120796 0 0 3 0x14200 pgdaemon pagedaemon 51102 487836 0 0 3 0x14200 bored viomb 42332 396852 0 0 3 0x40014200 acpi0 acpi0 55383 40721 0 0 7 0x40014200 idle1 4343 87361 0 0 3 0x14200 bored softnet 8265 460977 0 0 3 0x14200 bored systqmp 77593 86687 0 0 3 0x14200 bored systq 8242 417138 0 0 3 0x40014200 bored softclock 30569 443172 0 0 3 0x40014200 idle0 1 496947 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 92685 (syz-executor.1) thread 0xffff8000fffea2a0 (152583) exclusive rwlock pf_lock r = 0 (0xffffffff82912410) #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 (0xffffffff829c3ee0) #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 (0xffffffff82912470) #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 (0xffffffff829d6548) #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 74126 (syz-executor.0) thread 0xffff8000fffebce0 (258048) exclusive rrwlock inode r = 0 (0xfffffd80718af2c8) #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 (0xfffffd806f8d0a38) #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 10221 6530K 7591K 78643K 125325 0 pcb 13 28K 32K 78643K 4384 0 rtable 248 19K 25K 78643K 21782 0 ifaddr 108 28K 36K 78643K 9199 0 sysctl 3 1K 2K 78643K 8 0 counters 58 35K 36K 78643K 906 0 ioctlops 1 4K 8K 78643K 17138 0 iov 0 0K 24K 78643K 6571 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1579 99K 99K 78643K 26575 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 337 0 VM map 2 1K 1K 78643K 2 0 sem 15 16K 32K 78643K 128 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 16 57K 89K 78643K 43215 0 sigio 0 0K 0K 78643K 3187 0 proc 72 87K 124K 78643K 5366 0 subproc 104 6K 6K 78643K 1599 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 6403 0 in_multi 96 6K 7K 78643K 3014 0 ether_multi 1 0K 0K 78643K 275 0 mrt 1 0K 0K 78643K 140 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 193 864K 864K 78643K 193 0 exec 0 0K 2K 78643K 7955 0 pfkey data 0 0K 1K 78643K 14 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 928 2447K 2448K 78643K 527960 0 UVM aobj 131 6K 6K 78643K 133 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 2692 0 NDP 15 0K 1K 78643K 859 0 temp 181 4787K 5171K 78643K 550294 0 kqueue 12 18K 31K 78643K 2177 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 2452 0 2447 32 31 1 4 0 8 0 rtentry 112 2642 0 2541 7 3 4 4 0 8 0 unpcb 136 53408 0 53392 301 295 6 12 0 8 5 syncache 296 240 0 240 41 41 0 1 0 8 0 tcpqe 32 1026 0 1026 31 31 0 1 0 8 0 tcpcb 736 24437 0 24430 420 417 3 28 0 8 1 arp 120 335 0 316 1 0 1 1 0 8 0 inpcb 312 59548 0 59539 477 471 6 17 0 8 5 rttmr 72 44 0 44 12 11 1 1 0 8 1 ip6q 72 39 0 39 2 2 0 1 0 8 0 ip6af 40 117 0 117 2 2 0 1 0 8 0 nd6 48 586 0 564 1 0 1 1 0 8 0 pkpcb 40 107 0 107 17 17 0 1 0 8 0 kcovpl 48 123 0 115 1 0 1 1 0 8 0 ppxss 1248 190 0 190 26 26 0 1 0 8 0 pfstscr 40 285 0 285 18 18 0 1 0 8 0 pffrag 232 441 0 438 11 10 1 1 0 482 0 pffrnode 88 441 0 438 11 10 1 1 0 8 0 pffrent 40 1720 0 1717 11 10 1 1 0 8 0 pfosfp 40 1440 0 1015 5 0 5 5 0 8 0 pfosfpen 112 1440 0 724 21 0 21 21 0 8 0 pfrke_plain 168 26 0 26 7 7 0 1 0 8 0 pfrktable 1344 7118 0 7110 10 9 1 3 0 8 0 pfpktdelay 88 12 0 12 1 1 0 1 0 8 0 pftag 88 71 0 54 1 0 1 1 0 8 0 pfqueue 264 77 0 77 4 4 0 1 0 8 0 pfstitem 24 98 0 96 1 0 1 1 0 8 0 pfstkey 112 500 0 498 2 1 1 2 0 8 0 pfstate 320 287 0 285 5 4 1 5 0 8 0 pfsrctr 152 406 0 406 5 5 0 4 0 8 0 pfrule 1360 4690 0 4660 52 49 3 31 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 11882 0 11438 76 47 29 37 0 8 0 art_table 32 11883 0 11438 5 0 5 5 0 8 0 art_node 16 2629 0 2541 1 0 1 1 0 8 0 sysvmsgpl 40 151 0 140 1 0 1 1 0 8 0 semapl 112 119 0 106 1 0 1 1 0 8 0 shmpl 112 130 0 2 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 54537 0 52935 101 0 101 101 0 8 0 ffsino 272 54537 0 52935 108 0 108 108 0 8 0 nchpl 144 113462 0 111837 63 0 63 63 0 8 0 rtmask 32 52 0 52 7 7 0 1 0 8 0 uvmvnodes 80 9196 0 0 188 0 188 188 0 8 0 vnodes 224 9196 0 0 541 0 541 541 0 8 0 namei 1024 431383 0 431382 10 9 1 2 0 8 0 percpumem 16 465 0 424 1 0 1 1 0 8 0 vcpupl 2048 337 0 0 43 0 43 43 0 8 0 vmpool 560 479 0 142 25 0 25 25 0 8 0 pfiaddrpl 120 3340 0 3321 17 16 1 9 0 8 0 scsiplug 72 15 0 15 5 5 0 1 0 8 0 scxspl 216 317678 0 317678 28 27 1 8 0 8 1 plimitpl 152 3877 0 3861 1 0 1 1 0 8 0 sigapl 424 43417 0 43352 11 3 8 8 0 8 0 futexpl 64 450524 0 450517 7 6 1 1 0 8 0 knotepl 120 1673 0 0 11 0 11 11 0 8 0 kqueuepl 216 8387 0 8379 164 159 5 7 0 8 4 pipepl 336 8664 0 8636 184 178 6 14 0 8 3 fdescpl 496 43263 0 43234 5 1 4 5 0 8 0 filepl 152 346816 0 346568 427 412 15 29 0 8 4 lockfpl 104 11245 0 11243 22 21 1 4 0 8 0 lockfspl 48 2857 0 2855 1 0 1 1 0 8 0 sessionpl 144 139 0 122 1 0 1 1 0 8 0 pgrppl 48 292 0 275 1 0 1 1 0 8 0 ucredpl 96 39882 0 39864 1 0 1 1 0 8 0 zombiepl 144 43352 0 43352 1 0 1 1 0 8 1 processpl 1064 43417 0 43352 6 1 5 5 0 8 0 procpl 672 108718 0 108637 21 13 8 9 0 8 1 srpgc 96 121 0 121 25 25 0 1 0 8 0 sosppl 168 280 0 280 52 52 0 1 0 8 0 sockpl 480 115598 0 115568 2038 2025 13 50 0 8 8 mcl64k 65536 26 0 0 4 1 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 132 0 0 16 0 16 16 0 8 0 mcl4k 4096 25 0 0 3 0 3 3 0 8 0 mcl2k2 2112 13 0 0 1 0 1 1 0 8 0 mcl2k 2048 610 0 0 36 2 34 34 0 8 0 mtagpl 96 2093 0 0 34 0 34 34 0 8 0 mbufpl 256 6205 0 0 370 0 370 370 0 8 0 bufpl 288 65253 0 56053 658 0 658 658 0 8 0 anonpl 24 11931200 0 11908462 523 357 166 170 0 186 3 amapchunkpl 152 1305253 0 1304116 288 240 48 58 0 158 1 amappl16 200 115572 0 114827 358 308 50 54 0 8 8 amappl15 192 6149 0 6143 1 0 1 1 0 8 0 amappl14 184 4880 0 4875 1 0 1 1 0 8 0 amappl13 176 5702 0 5698 1 0 1 1 0 8 0 amappl12 168 4678 0 4670 1 0 1 1 0 8 0 amappl11 160 5147 0 5130 1 0 1 1 0 8 0 amappl10 152 5127 0 5117 1 0 1 1 0 8 0 amappl9 144 6149 0 6143 1 0 1 1 0 8 0 amappl8 136 12432 0 12200 9 0 9 9 0 8 0 amappl7 128 9407 0 9388 1 0 1 1 0 8 0 amappl6 120 6282 0 6248 3 1 2 2 0 8 0 amappl5 112 38388 0 38370 1 0 1 1 0 8 0 amappl4 104 15526 0 15488 3 1 2 2 0 8 0 amappl3 96 8866 0 8850 1 0 1 1 0 8 0 amappl2 88 11673 0 11594 3 1 2 3 0 8 0 amappl1 80 751398 0 750800 27 13 14 19 0 8 0 amappl 88 524563 0 524096 15 3 12 12 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 72 132 0 2 3 0 3 3 0 8 0 uaddrrnd 24 43742 0 43376 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 43742 0 43376 3 0 3 3 0 8 0 vmmpekpl 168 273070 0 272966 5 0 5 5 0 8 0 vmmpepl 168 3883247 0 3879708 706 484 222 233 0 357 44 vmsppl 368 43741 0 43376 37 3 34 34 0 8 0 rwobjpl 56 901360 0 889887 213 47 166 166 0 8 2 pdppl 4096 87491 0 87089 1360 954 406 406 0 8 4 pvpl 32 20015550 0 19991123 803 561 242 269 0 265 11 pmappl 248 43741 0 43376 24 1 23 23 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 3965 0 2133 53 0 53 53 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff829d9228,ffff800000cc7000) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000cc7490) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfioctl(4900,cd60441a,ffff800000efd000,2,ffff8000fffea2a0) at pfioctl+0x925e sys/net/pf_ioctl.c:1719 VOP_IOCTL(fffffd806f70dc68,cd60441a,ffff800000efd000,2,fffffd807f7d87e0,ffff8000fffea2a0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd8072b86020,cd60441a,ffff800000efd000,ffff8000fffea2a0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000fffea2a0,ffff8000244870f8,ffff800024487150) at sys_ioctl+0x4a2 syscall(ffff8000244871c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000244871c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a1da34e320, count: -8 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