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(ffffffff82a0dbd8,ffff800000cf3800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000cf3c90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000b9dd78,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000bf0000,3,ffff80002122a7f0) at pfioctl+0x8e11 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd60441a,ffff800000bf0000,3,ffff80002122a7f0) at pfioctl+0x8e11 sys/net/pf_ioctl.c:1652 VOP_IOCTL(fffffd806f87cc68,cd60441a,ffff800000bf0000,3,fffffd807f7d8840,ffff80002122a7f0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807cbc7d18,cd60441a,ffff800000bf0000,ffff80002122a7f0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002122a7f0,ffff80002e446078,ffff80002e4460d0) at sys_ioctl+0x4a2 syscall(ffff80002e446140) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e446140) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd8412e72a90, count: -9 ddb{0}> show registers rdi 0xffff800021247000 rsi 0x1aa5 __ALIGN_SIZE+0xaa5 rbp 0xffff80002e445b50 rbx 0xffffffff82a0dbd8 pf_anchors rdx 0xffff800021247000 rcx 0x1aa4 __ALIGN_SIZE+0xaa4 rax 0xffffffff812708eb pf_anchor_global_RB_REMOVE+0x2b r8 0x400 r9 0x8080808080808080 r10 0xf0d445c745403ab3 r11 0x75e829084aa713fa r12 0xf4f97f22eed7d670 r13 0xffffffff82a0dbe0 pf_main_anchor r14 0xffff800000cf3800 r15 0xdeaf007fdeaf4152 rip 0xffffffff81270918 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10282 __ALIGN_SIZE+0xf282 rsp 0xffff80002e445b00 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> show proc PROC (syz-executor.0) pid=171213 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff80002122a2b0,0xffff80002122afe0 process=0xffff80002122f628 user=0xffff80002e441000, vmspace=0xfffffd807389b018 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 74600 23311 30673 0 2 0 syz-executor.0 *74600 171213 30673 0 7 0x4000000 syz-executor.0 65234 312685 71046 0 2 0 syz-executor.3 65234 397168 71046 0 3 0x4000080 rest syz-executor.3 65234 154685 71046 0 3 0x4000080 fsleep syz-executor.3 21967 307178 12102 0 2 0 syz-executor.4 21967 191581 12102 0 2 0x4000000 syz-executor.4 80809 155698 58681 0 3 0x80 nanoslp syz-executor.7 80809 461620 58681 0 3 0x4000080 fsleep syz-executor.7 80809 473012 58681 0 2 0x4000000 syz-executor.7 80809 225705 58681 0 2 0x4000000 syz-executor.7 80809 100991 58681 0 2 0x4000000 syz-executor.7 80809 267038 58681 0 2 0x4000000 syz-executor.7 80809 392176 58681 0 2 0x4000000 syz-executor.7 80809 68367 58681 0 2 0x4000000 syz-executor.7 80809 391806 58681 0 2 0x4000000 syz-executor.7 80809 138176 58681 0 2 0x4000000 syz-executor.7 80809 241367 58681 0 2 0x4000000 syz-executor.7 80809 97086 58681 0 2 0x4000000 syz-executor.7 2541 455565 12534 0 3 0x80 nanoslp syz-executor.2 2541 240405 12534 0 2 0x4000000 syz-executor.2 2541 183232 12534 0 2 0x4000000 syz-executor.2 2541 36794 12534 0 3 0x4000080 fsleep syz-executor.2 2541 214185 12534 0 2 0x4000000 syz-executor.2 2541 187582 12534 0 2 0x4000000 syz-executor.2 2541 91001 12534 0 2 0x4000000 syz-executor.2 2541 479066 12534 0 2 0x4000000 syz-executor.2 2541 340502 12534 0 2 0x4000000 syz-executor.2 86906 414275 32621 0 2 0 syz-executor.5 58200 454558 11448 0 2 0 syz-executor.6 58200 28853 11448 0 3 0x4000080 fsleep syz-executor.6 52685 328256 93941 0 2 0 syz-executor.1 52685 2729 93941 0 2 0x4000000 syz-executor.1 52685 26838 93941 0 3 0x4000080 ttyout syz-executor.1 11448 10579 63410 0 3 0x82 nanoslp syz-executor.6 65866 409924 1 0 3 0x100083 ttyin getty 56463 452399 0 0 3 0x14200 acct acct 93941 2145 63410 0 3 0x82 nanoslp syz-executor.1 30673 111440 63410 0 3 0x82 nanoslp syz-executor.0 32621 24807 63410 0 2 0x482 syz-executor.5 89301 452763 0 0 3 0x14280 nfsidl nfsio 57925 369071 0 0 3 0x14280 nfsidl nfsio 23917 354161 0 0 3 0x14280 nfsidl nfsio 99666 376015 0 0 3 0x14280 nfsidl nfsio 62894 151224 0 0 3 0x14280 nfsidl nfsio 41045 340803 0 0 3 0x14280 nfsidl nfsio 45995 316786 0 0 3 0x14280 nfsidl nfsio 12088 444131 0 0 3 0x14280 nfsidl nfsio 22258 248681 0 0 3 0x14280 nfsidl nfsio 98093 483 0 0 3 0x14280 nfsidl nfsio 84138 450784 0 0 3 0x14280 nfsidl nfsio 66515 246087 0 0 3 0x14280 nfsidl nfsio 69725 453502 0 0 3 0x14280 nfsidl nfsio 23458 9027 0 0 3 0x14280 nfsidl nfsio 16382 315073 0 0 3 0x14280 nfsidl nfsio 85260 338610 0 0 3 0x14280 nfsidl nfsio 76096 73610 0 0 3 0x14280 nfsidl nfsio 12097 24734 0 0 3 0x14280 nfsidl nfsio 76378 102578 0 0 3 0x14280 nfsidl nfsio 56983 173864 0 0 3 0x14280 nfsidl nfsio 58681 150887 63410 0 2 0x482 syz-executor.7 71046 49606 63410 0 3 0x82 nanoslp syz-executor.3 12534 115963 63410 0 2 0x482 syz-executor.2 20633 323528 0 0 3 0x14200 bored sosplice 12102 30459 63410 0 7 0x482 syz-executor.4 63410 399558 48810 0 3 0x82 thrsleep syz-fuzzer 63410 523652 48810 0 3 0x4000082 thrsleep syz-fuzzer 63410 244373 48810 0 3 0x4000082 thrsleep syz-fuzzer 63410 322924 48810 0 3 0x4000082 thrsleep syz-fuzzer 63410 163264 48810 0 3 0x4000082 thrsleep syz-fuzzer 63410 37942 48810 0 3 0x4000082 thrsleep syz-fuzzer 63410 373686 48810 0 3 0x4000082 thrsleep syz-fuzzer 63410 287165 48810 0 3 0x4000082 kqread syz-fuzzer 63410 360110 48810 0 3 0x4000082 thrsleep syz-fuzzer 48810 162048 96991 0 3 0x10008a sigsusp ksh 96991 322020 44135 0 3 0x9a kqread sshd 44135 376392 1 0 3 0x88 kqread sshd 84071 221308 96443 74 3 0x1100092 bpf pflogd 96443 85607 1 0 3 0x80 netio pflogd 82903 168045 15935 73 3 0x1100090 kqread syslogd 15935 293626 1 0 3 0x100082 netio syslogd 71442 406375 1 0 3 0x100080 kqread resolvd 76333 488607 11899 77 3 0x100092 kqread dhcpleased 75308 498578 11899 77 3 0x100092 kqread dhcpleased 11899 196631 1 0 3 0x80 kqread dhcpleased 17330 20990 0 0 3 0x14200 bored smr 86297 128057 0 0 2 0x14200 zerothread 58410 453263 0 0 3 0x14200 aiodoned aiodoned 58617 306636 0 0 3 0x14200 syncer update 38155 496748 0 0 3 0x14200 cleaner cleaner 59775 398420 0 0 3 0x14200 reaper reaper 23957 422631 0 0 3 0x14200 pgdaemon pagedaemon 29574 9193 0 0 3 0x14200 bored viomb 976 296786 0 0 3 0x40014200 acpi0 acpi0 83117 447903 0 0 3 0x40014200 idle1 89695 145354 0 0 3 0x14200 bored softnet 15137 55376 0 0 3 0x14200 bored systqmp 64742 311399 0 0 3 0x14200 bored systq 71573 35088 0 0 2 0x40014200 softclock 48142 137700 0 0 3 0x40014200 idle0 1 402778 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 74600 (syz-executor.0) thread 0xffff80002122a7f0 (171213) exclusive rwlock pf_lock r = 0 (0xffffffff8299f480) #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 (0xffffffff82928d20) #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 (0xffffffff8299f4e0) #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 (0xffffffff82ae0fd0) #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 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10208 6560K 7619K 78643K 36322 0 pcb 13 14K 16K 78643K 658 0 rtable 204 16K 22K 78643K 1948 0 ifaddr 91 19K 22K 78643K 1111 0 sysctl 2 0K 0K 78643K 2 0 counters 56 35K 36K 78643K 224 0 ioctlops 1 4K 4K 78643K 3137 0 iov 0 0K 28K 78643K 1156 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1498 94K 94K 78643K 8205 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 66 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 1179 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 18 65K 89K 78643K 6315 0 sigio 0 0K 0K 78643K 554 0 proc 70 87K 148K 78643K 1765 0 subproc 104 6K 6K 78643K 523 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1438 0 in_multi 74 5K 6K 78643K 599 0 ether_multi 1 0K 0K 78643K 44 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 2312 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 472 480K 480K 78643K 80503 0 UVM aobj 131 4K 4K 78643K 146 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 206 0 NDP 13 0K 2K 78643K 186 0 temp 163 4767K 4832K 78643K 83583 0 kqueue 12 18K 26K 78643K 390 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 120 419 0 416 5 4 1 3 0 8 0 rtentry 112 551 0 467 4 1 3 4 0 8 0 unpcb 136 2573 0 2557 32 31 1 6 0 8 0 syncache 296 25 0 25 7 7 0 1 0 8 0 tcpqe 32 50 0 50 4 4 0 1 0 8 0 tcpcb 736 2537 0 2524 58 56 2 16 0 8 0 arp 120 87 0 73 1 0 1 1 0 8 0 inpcb 312 5310 0 5293 69 63 6 12 0 8 4 rttmr 72 18 0 18 4 4 0 1 0 8 0 ip6q 72 2 0 2 1 1 0 1 0 8 0 ip6af 40 6 0 6 1 1 0 1 0 8 0 nd6 48 135 0 113 1 0 1 1 0 8 0 pkpcb 40 20 0 20 4 4 0 1 0 8 0 kcovpl 48 40 0 32 1 0 1 1 0 8 0 ppxss 1248 32 0 32 10 10 0 1 0 8 0 pfstscr 40 21 0 21 5 4 1 1 0 8 1 pffrag 232 17 0 16 1 0 1 1 0 482 0 pffrnode 88 17 0 16 1 0 1 1 0 8 0 pffrent 40 113 0 112 1 0 1 1 0 8 0 pfosfp 40 1499 0 1073 5 0 5 5 0 8 0 pfosfpen 112 1499 0 780 21 0 21 21 0 8 0 pfrktable 1344 143 1 140 4 3 1 2 0 8 0 pftag 88 25 0 17 1 0 1 1 0 8 0 pfqueue 264 4 0 4 1 1 0 1 0 8 0 pfstitem 24 47 0 45 1 0 1 1 0 8 0 pfstkey 112 86 0 84 1 0 1 1 0 8 0 pfstate 320 68 0 66 2 1 1 2 0 8 0 pfsrctr 152 4 0 4 1 1 0 1 0 8 0 pfrule 1360 613 0 602 6 4 2 4 0 8 0 art_heap8 4096 3 0 2 3 1 2 3 0 8 1 art_heap4 256 2220 0 1860 37 9 28 30 0 8 0 art_table 32 2223 0 1862 4 0 4 4 0 8 0 art_node 16 545 0 472 1 0 1 1 0 8 0 sysvmsgpl 40 96 0 72 1 0 1 1 0 8 0 semapl 112 1176 0 1166 1 0 1 1 0 8 0 shmpl 112 143 0 15 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 9514 0 8056 92 0 92 92 0 8 0 ffsino 272 9514 0 8056 98 0 98 98 0 8 0 nchpl 144 17523 0 15898 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 68854 0 68854 5 4 1 2 0 8 1 percpumem 16 124 0 84 1 0 1 1 0 8 0 vcpupl 2048 59 0 0 8 0 8 8 0 8 0 vmpool 560 71 0 12 5 0 5 5 0 8 0 pfiaddrpl 120 28 0 27 3 2 1 1 0 8 0 scsiplug 72 4 0 4 2 2 0 1 0 8 0 scxspl 216 53118 0 53118 18 14 4 8 0 8 4 plimitpl 152 681 0 665 1 0 1 1 0 8 0 sigapl 424 6608 0 6541 9 1 8 8 0 8 0 futexpl 64 53827 0 53823 3 2 1 1 0 8 0 knotepl 120 669 0 0 16 0 16 16 0 8 0 kqueuepl 216 1468 0 1460 35 34 1 6 0 8 0 pipepl 336 1537 0 1508 42 39 3 8 0 8 0 fdescpl 496 6552 0 6521 5 1 4 5 0 8 0 filepl 152 44207 0 43949 79 66 13 24 0 8 1 lockfpl 104 1599 0 1597 2 1 1 2 0 8 0 lockfspl 48 460 0 458 1 0 1 1 0 8 0 sessionpl 144 60 0 43 1 0 1 1 0 8 0 pgrppl 48 138 0 121 1 0 1 1 0 8 0 ucredpl 96 5173 0 5159 1 0 1 1 0 8 0 zombiepl 144 6541 0 6541 1 0 1 1 0 8 1 processpl 1064 6608 0 6541 6 1 5 5 0 8 0 procpl 672 18241 0 18140 21 12 9 9 0 8 0 srpgc 96 56 0 56 7 7 0 1 0 8 0 sosppl 168 55 0 55 6 5 1 1 0 8 1 sockpl 480 8323 0 8283 136 123 13 22 0 8 7 mcl64k 65536 26 0 0 4 1 3 3 0 8 0 mcl16k 16384 17 0 0 3 1 2 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 16 0 0 2 0 2 2 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 6 0 0 1 0 1 1 0 8 0 mcl2k 2048 273 0 0 20 0 20 20 0 8 0 mtagpl 96 1697 0 0 39 0 39 39 0 8 0 mbufpl 256 3176 0 0 192 0 192 192 0 8 0 bufpl 288 12989 0 6656 453 0 453 453 0 8 0 anonpl 24 1839786 0 1819079 203 68 135 152 0 186 0 amapchunkpl 152 194185 0 193216 73 34 39 47 0 158 1 amappl16 200 18600 0 17953 93 57 36 47 0 8 0 amappl15 192 2100 0 2091 1 0 1 1 0 8 0 amappl14 184 1278 0 1271 2 1 1 1 0 8 0 amappl13 176 1197 0 1194 1 0 1 1 0 8 0 amappl12 168 297 0 294 2 1 1 1 0 8 0 amappl11 160 170 0 155 1 0 1 1 0 8 0 amappl10 152 441 0 436 1 0 1 1 0 8 0 amappl9 144 1105 0 1102 1 0 1 1 0 8 0 amappl8 136 2388 0 2287 4 0 4 4 0 8 0 amappl7 128 1312 0 1296 1 0 1 1 0 8 0 amappl6 120 933 0 909 2 1 1 2 0 8 0 amappl5 112 5954 0 5933 1 0 1 1 0 8 0 amappl4 104 2565 0 2526 3 1 2 2 0 8 0 amappl3 96 886 0 872 1 0 1 1 0 8 0 amappl2 88 2157 0 2106 3 1 2 3 0 8 0 amappl1 80 121301 0 120683 21 7 14 19 0 8 0 amappl 88 79306 0 78988 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 72 145 0 15 3 0 3 3 0 8 0 uaddrrnd 24 6623 0 6533 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 6623 0 6533 1 0 1 1 0 8 0 vmmpekpl 168 54320 0 54252 6 2 4 4 0 8 0 vmmpepl 168 612618 0 609663 245 115 130 141 0 357 1 vmsppl 368 6622 0 6533 11 2 9 9 0 8 0 rwobjpl 56 152768 0 144962 114 2 112 113 0 8 0 pdppl 4096 13253 0 13125 424 296 128 130 0 8 0 pvpl 32 3214585 0 3188750 396 183 213 273 0 265 0 pmappl 248 6622 0 6533 7 1 6 6 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1537 0 478 31 0 31 31 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff82a0dbd8,ffff800000cf3800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000cf3c90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000b9dd78,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000bf0000,3,ffff80002122a7f0) at pfioctl+0x8e11 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd60441a,ffff800000bf0000,3,ffff80002122a7f0) at pfioctl+0x8e11 sys/net/pf_ioctl.c:1652 VOP_IOCTL(fffffd806f87cc68,cd60441a,ffff800000bf0000,3,fffffd807f7d8840,ffff80002122a7f0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807cbc7d18,cd60441a,ffff800000bf0000,ffff80002122a7f0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002122a7f0,ffff80002e446078,ffff80002e4460d0) at sys_ioctl+0x4a2 syscall(ffff80002e446140) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e446140) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd8412e72a90, 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 __mp_lock(ffffffff82ae0dc8) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82ae0dc8) at __mp_lock+0x129 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff82ae0dc8,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x3d3 sys/kern/sched_bsd.c:416 sleep_finish(ffff800025697e10,1) at sleep_finish+0x198 sys/kern/kern_synch.c:437 tsleep(ffffffff82a19980,120,ffffffff8256d532,2) at tsleep+0x12c sys/kern/kern_synch.c:158 sys_nanosleep(ffff8000ffff5260,ffff800025697f30,ffff800025697f90) at sys_nanosleep+0x1f5 sys/kern/kern_time.c:299 syscall(ffff800025698000) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800025698000) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe58d0, count: -11