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(ffffffff82b86580,ffff800000d57800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000d57c90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000d672b0,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000be5000,3,ffff80002e3ff508) at pfioctl+0x8d37 pf_addr_setup sys/net/pf_ioctl.c:894 [inline] pfioctl(4900,cd60441a,ffff800000be5000,3,ffff80002e3ff508) at pfioctl+0x8d37 sys/net/pf_ioctl.c:1653 VOP_IOCTL(fffffd806f681aa8,cd60441a,ffff800000be5000,3,fffffd807f7d77e0,ffff80002e3ff508) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c6a9148,cd60441a,ffff800000be5000,ffff80002e3ff508) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002e3ff508,ffff800021213f38,ffff800021213f90) at sys_ioctl+0x4a2 syscall(ffff800021214000) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800021214000) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x88a3c9a8db0, count: -9 ddb{0}> show registers rdi 0xffff800029ae7000 rsi 0x12d9 __ALIGN_SIZE+0x2d9 rbp 0xffff800021213a10 rbx 0xffffffff82b86580 pf_anchors rdx 0xffff800029ae7000 rcx 0x12d8 __ALIGN_SIZE+0x2d8 rax 0xffffffff82370d8b pf_anchor_global_RB_REMOVE+0x2b r8 0x400 r9 0x8080808080808080 r10 0xfa87ade5e9a0dfeb r11 0xbe2b4a379ca69a80 r12 0x60baef6b83aa209b r13 0xffffffff82b86588 pf_main_anchor r14 0xffff800000d57800 r15 0xdeaf007fdeaf4152 rip 0xffffffff82370db8 pf_anchor_global_RB_REMOVE+0x58 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000212139c0 ss 0x10 pf_anchor_global_RB_REMOVE+0x58: movq 0(%r12),%rbx ddb{0}> show proc PROC (syz-executor.5) pid=8352 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff80002e3fe548,0xffffffff82b801e0 process=0xffff80002af0d908 user=0xffff80002120f000, vmspace=0xfffffd805d6e9300 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 36953 225424 88552 0 2 0 syz-executor.0 99874 491810 23641 0 2 0 syz-executor.2 78575 81253 93070 0 2 0 syz-executor.5 *78575 8352 93070 0 7 0x4000000 syz-executor.5 87999 66695 22659 0 2 0 syz-executor.4 65229 360094 18760 0 2 0 syz-executor.6 65229 243819 18760 0 3 0x4000080 ttyout syz-executor.6 65229 185259 18760 0 3 0x4000080 fsleep syz-executor.6 27462 83941 21690 60929 2 0x10 syz-executor.3 27462 355468 21690 60929 3 0x4000090 fsleep syz-executor.3 18760 491505 34468 0 2 0x482 syz-executor.6 21690 443533 34468 0 2 0x482 syz-executor.3 22659 129744 34468 0 2 0x482 syz-executor.4 38381 138570 34468 0 2 0x2 syz-executor.7 88552 259487 34468 0 2 0x482 syz-executor.0 93070 21544 34468 0 3 0x82 nanoslp syz-executor.5 23641 318541 34468 0 2 0x482 syz-executor.2 28073 74865 0 0 3 0x14280 nfsidl nfsio 9827 502510 0 0 3 0x14280 nfsidl nfsio 22530 475464 0 0 3 0x14280 nfsidl nfsio 26390 486551 0 0 3 0x14280 nfsidl nfsio 55658 494541 0 0 3 0x14280 nfsidl nfsio 97464 80226 0 0 3 0x14280 nfsidl nfsio 38449 244469 0 0 3 0x14280 nfsidl nfsio 28257 385524 0 0 3 0x14280 nfsidl nfsio 18639 184389 0 0 3 0x14280 nfsidl nfsio 59902 182004 0 0 3 0x14280 nfsidl nfsio 47708 478576 0 0 3 0x14280 nfsidl nfsio 72849 447153 0 0 3 0x14280 nfsidl nfsio 41067 30427 0 0 3 0x14280 nfsidl nfsio 17204 463207 0 0 3 0x14280 nfsidl nfsio 94188 286543 0 0 3 0x14280 nfsidl nfsio 84573 269628 0 0 3 0x14280 nfsidl nfsio 93316 452062 0 0 3 0x14280 nfsidl nfsio 56192 308527 0 0 3 0x14280 nfsidl nfsio 38224 322489 0 0 3 0x14280 nfsidl nfsio 88019 185732 0 0 3 0x14280 nfsidl nfsio 63647 59631 34468 0 7 0x482 syz-executor.1 9851 453837 0 0 3 0x14200 bored sosplice 34468 312848 86791 0 3 0x82 thrsleep syz-fuzzer 34468 506532 86791 0 2 0x4000482 syz-fuzzer 34468 286209 86791 0 3 0x4000082 thrsleep syz-fuzzer 34468 247759 86791 0 3 0x4000082 thrsleep syz-fuzzer 34468 41069 86791 0 2 0x4000482 syz-fuzzer 34468 324967 86791 0 3 0x4000082 thrsleep syz-fuzzer 34468 325131 86791 0 3 0x4000082 thrsleep syz-fuzzer 34468 226121 86791 0 3 0x4000082 kqread syz-fuzzer 34468 43508 86791 0 3 0x4000082 thrsleep syz-fuzzer 34468 484894 86791 0 3 0x4000082 thrsleep syz-fuzzer 86791 161209 8524 0 3 0x10008a sigsusp ksh 8524 515966 49009 0 3 0x9a kqread sshd 4815 257210 1 0 3 0x100083 ttyin getty 49009 389165 1 0 3 0x88 kqread sshd 72140 400226 60502 74 3 0x1100092 bpf pflogd 60502 494867 1 0 3 0x80 netio pflogd 89494 221970 93042 73 3 0x1100090 kqread syslogd 93042 126003 1 0 3 0x100082 netio syslogd 24908 438436 1 0 3 0x100080 kqread resolvd 69922 167289 15365 77 3 0x100092 kqread dhcpleased 28603 283558 15365 77 3 0x100092 kqread dhcpleased 15365 524238 1 0 3 0x80 kqread dhcpleased 18614 507698 0 0 3 0x14200 bored smr 26403 178167 0 0 2 0x14200 zerothread 57451 453929 0 0 3 0x14200 aiodoned aiodoned 88031 266304 0 0 3 0x14200 syncer update 81895 491900 0 0 3 0x14200 cleaner cleaner 10980 212114 0 0 3 0x14200 reaper reaper 88598 368281 0 0 3 0x14200 pgdaemon pagedaemon 13162 15927 0 0 3 0x14200 bored viomb 99876 216450 0 0 3 0x40014200 acpi0 acpi0 76749 271132 0 0 3 0x40014200 idle1 29725 93925 0 0 3 0x14200 bored softnet 17381 181140 0 0 3 0x14200 bored systqmp 93272 261806 0 0 3 0x14200 bored systq 71998 90308 0 0 2 0x40014200 softclock 69084 204048 0 0 3 0x40014200 idle0 1 414365 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 78575 (syz-executor.5) thread 0xffff80002e3ff508 (8352) exclusive rwlock pf_lock r = 0 (0xffffffff829767e0) #0 witness_lock+0x44d #1 pfioctl+0x5dc5 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 (0xffffffff8298fb10) #0 witness_lock+0x44d #1 pfioctl+0x38c8 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 (0xffffffff82976840) #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 (0xffffffff82b1de90) #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 38381 (syz-executor.7) thread 0xffff8000ffff5ce0 (138570) exclusive rrwlock inode r = 0 (0xfffffd807103ce78) #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 (0xfffffd806e1dc818) #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 10224 6577K 7033K 78643K 16795 0 pcb 13 14K 16K 78643K 512 0 rtable 233 8K 9K 78643K 1020 0 ifaddr 99 20K 21K 78643K 442 0 sysctl 2 0K 0K 78643K 2 0 counters 58 35K 36K 78643K 134 0 ioctlops 1 4K 4K 78643K 2014 0 iov 0 0K 32K 78643K 510 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1351 84K 85K 78643K 3239 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 32 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 125 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 16 57K 89K 78643K 4376 0 sigio 0 0K 0K 78643K 18 0 proc 70 91K 128K 78643K 1130 0 subproc 104 6K 6K 78643K 299 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 207 0 in_multi 96 6K 7K 78643K 373 0 ether_multi 1 0K 0K 78643K 39 0 mrt 1 0K 0K 78643K 16 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 253 1129K 1129K 78643K 253 0 exec 0 0K 2K 78643K 1445 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 303 174K 180K 78643K 28549 0 UVM aobj 131 11K 11K 78643K 138 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 225 0 NDP 13 0K 2K 78643K 102 0 temp 171 4800K 4864K 78643K 71441 0 kqueue 12 18K 24K 78643K 275 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 120 223 0 220 2 1 1 2 0 8 0 rtentry 112 332 0 228 4 0 4 4 0 8 0 unpcb 136 2453 0 2437 27 22 5 6 0 8 4 syncache 296 11 0 11 3 3 0 1 0 8 0 tcpcb 736 1447 0 1443 53 46 7 15 0 8 6 arp 120 52 0 34 1 0 1 1 0 8 0 inpcb 312 3981 0 3974 57 51 6 11 0 8 5 nd6 48 79 0 53 1 0 1 1 0 8 0 pkpcb 40 7 0 7 2 2 0 1 0 8 0 kcovpl 48 23 0 15 1 0 1 1 0 8 0 ppxss 1248 13 0 13 3 3 0 1 0 8 0 pfstscr 40 6 0 5 1 0 1 1 0 8 0 pffrag 232 12 0 12 2 2 0 1 0 482 0 pffrnode 88 12 0 12 2 2 0 1 0 8 0 pffrent 40 27 0 27 2 2 0 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 35 11 32 4 3 1 1 0 8 0 pftag 88 7 0 0 1 0 1 1 0 8 0 pfstitem 24 23 0 20 1 0 1 1 0 8 0 pfstkey 112 47 0 44 1 0 1 1 0 8 0 pfstate 320 36 0 33 2 1 1 2 0 8 0 pfrule 1360 126 0 112 3 1 2 2 0 8 0 rttmrq 48 42 0 38 1 0 1 1 0 8 0 rttmr 72 3 0 3 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1348 0 926 37 9 28 29 0 8 1 art_table 32 1349 0 926 4 0 4 4 0 8 0 art_node 16 331 0 240 1 0 1 1 0 8 0 sysvmsgpl 40 40 0 0 1 0 1 1 0 8 0 semupl 112 5 0 5 2 2 0 1 0 8 0 semapl 112 116 0 106 1 0 1 1 0 8 0 shmpl 112 135 0 7 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 8019 0 6571 91 0 91 91 0 8 0 ffsino 272 8019 0 6571 97 0 97 97 0 8 0 nchpl 144 14449 0 12800 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 48932 0 48931 4 3 1 2 0 8 0 percpumem 16 79 0 38 1 0 1 1 0 8 0 vcpupl 2048 5 0 0 1 0 1 1 0 8 0 vmpool 560 5 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 19 0 18 5 4 1 1 0 8 0 kstatmem 264 102 0 76 3 0 3 3 0 8 0 scxspl 216 44513 0 44513 15 13 2 8 0 8 2 plimitpl 152 392 0 376 1 0 1 1 0 8 0 sigapl 424 4670 0 4605 8 0 8 8 0 8 0 futexpl 64 42142 0 42140 2 1 1 1 0 8 0 knotepl 120 694 0 0 18 1 17 17 0 8 0 kqueuepl 216 1374 0 1366 33 28 5 7 0 8 4 pipepl 336 1080 0 1052 29 26 3 13 0 8 0 fdescpl 496 4635 0 4606 5 1 4 5 0 8 0 filepl 152 32224 0 31980 63 48 15 22 0 8 5 lockfpl 104 5923 0 5920 9 7 2 2 0 8 1 lockfspl 48 1317 0 1314 1 0 1 1 0 8 0 sessionpl 144 39 0 22 1 0 1 1 0 8 0 pgrppl 48 51 0 34 1 0 1 1 0 8 0 ucredpl 96 3951 0 3938 1 0 1 1 0 8 0 zombiepl 144 4606 0 4605 2 1 1 1 0 8 0 processpl 1064 4670 0 4605 5 0 5 5 0 8 0 procpl 672 12783 0 12705 14 6 8 9 0 8 0 srpgc 96 16 0 16 5 5 0 1 0 8 0 sosppl 168 35 0 35 6 6 0 1 0 8 0 sockpl 480 6676 0 6650 107 95 12 20 0 8 8 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 9 0 0 2 0 2 2 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 20 0 0 3 0 3 3 0 8 1 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 193 0 0 21 0 21 21 0 8 0 mtagpl 96 207 0 0 5 0 5 5 0 8 0 mbufpl 256 580 0 0 27 0 27 27 0 8 0 bufpl 288 11594 0 5264 453 0 453 453 0 8 0 anonpl 24 942627 0 924710 257 68 189 189 0 186 59 amapchunkpl 152 81025 0 80342 80 23 57 59 0 158 27 amappl16 200 11431 0 10823 62 28 34 46 0 8 1 amappl15 192 819 0 819 3 2 1 1 0 8 1 amappl14 184 949 0 942 1 0 1 1 0 8 0 amappl13 176 615 0 613 1 0 1 1 0 8 0 amappl12 168 463 0 458 2 1 1 1 0 8 0 amappl11 160 510 0 491 1 0 1 1 0 8 0 amappl10 152 579 0 573 1 0 1 1 0 8 0 amappl9 144 937 0 929 1 0 1 1 0 8 0 amappl8 136 1641 0 1560 4 1 3 3 0 8 0 amappl7 128 872 0 858 1 0 1 1 0 8 0 amappl6 120 768 0 750 2 1 1 2 0 8 0 amappl5 112 3370 0 3353 1 0 1 1 0 8 0 amappl4 104 2614 0 2590 2 1 1 2 0 8 0 amappl3 96 14122 0 14075 2 0 2 2 0 8 0 amappl2 88 5614 0 5552 3 1 2 3 0 8 0 amappl1 80 112438 0 111809 26 10 16 20 0 8 1 amappl 88 26814 0 26625 7 2 5 6 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 72 137 0 7 3 0 3 3 0 8 0 uaddrrnd 24 4640 0 4606 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4640 0 4606 1 0 1 1 0 8 0 vmmpekpl 168 41138 0 41084 3 0 3 3 0 8 0 vmmpepl 168 458545 0 455926 178 47 131 136 0 357 6 vmsppl 368 4639 0 4606 5 1 4 4 0 8 0 rwobjpl 56 117669 0 109964 115 4 111 114 0 8 0 pdppl 4096 9287 0 9217 250 176 74 83 0 8 4 pvpl 32 1876516 0 1854373 449 143 306 314 0 265 105 pmappl 248 4639 0 4606 4 1 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1146 0 315 24 0 24 24 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff82b86580,ffff800000d57800) at pf_anchor_global_RB_REMOVE+0x58 sys/net/pf_ruleset.c:84 pf_remove_if_empty_ruleset(ffff800000d57c90) at pf_remove_if_empty_ruleset+0xdd sys/net/pf_ruleset.c:300 pfi_dynaddr_setup(ffff800000d672b0,0) at pfi_dynaddr_setup+0x411 sys/net/pf_if.c:485 pfioctl(4900,cd60441a,ffff800000be5000,3,ffff80002e3ff508) at pfioctl+0x8d37 pf_addr_setup sys/net/pf_ioctl.c:894 [inline] pfioctl(4900,cd60441a,ffff800000be5000,3,ffff80002e3ff508) at pfioctl+0x8d37 sys/net/pf_ioctl.c:1653 VOP_IOCTL(fffffd806f681aa8,cd60441a,ffff800000be5000,3,fffffd807f7d77e0,ffff80002e3ff508) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c6a9148,cd60441a,ffff800000be5000,ffff80002e3ff508) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002e3ff508,ffff800021213f38,ffff800021213f90) at sys_ioctl+0x4a2 syscall(ffff800021214000) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800021214000) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x88a3c9a8db0, 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(ffffffff82b1dc88) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82b1dc88) at __mp_lock+0x122 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff82b1dc88,1) 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(ffff80002e34b350,1) at sleep_finish+0x198 sys/kern/kern_synch.c:437 tsleep(ffffffff82b83e20,120,ffffffff8257ab63,2) at tsleep+0x12c sys/kern/kern_synch.c:158 sys_nanosleep(ffff8000ffff2008,ffff80002e34b470,ffff80002e34b4d0) at sys_nanosleep+0x1f5 sys/kern/kern_time.c:299 syscall(ffff80002e34b540) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e34b540) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff52a0, count: -11