witness: lock order reversal: 1st 0xffffffff8296cce0 pf_lock (pf_lock) 2nd 0xffffffff8296f990 netlock (netlock) lock order "netlock"(rwlock) -> "pf_lock"(rwlock) first seen at: #0 rw_enter_write+0x5b sys/kern/kern_rwlock.c:128 #1 pfioctl+0x3fba sys/net/pf_ioctl.c:2966 #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 lock order "pf_lock"(rwlock) -> "netlock"(rwlock) first seen at: #0 rw_enter_write+0x5b sys/kern/kern_rwlock.c:128 #1 uvn_io+0x418 sys/uvm/uvm_vnode.c:1243 #2 uvn_get+0x1df sys/uvm/uvm_vnode.c:1076 #3 uvm_fault_lower+0x36c sys/uvm/uvm_fault.c:1275 #4 uvm_fault+0x248 #5 kpageflttrap+0x209 #6 kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 #7 alltraps_kern_meltdown+0x7b #8 copyout+0x53 #9 pfioctl+0x47a6 sys/net/pf_ioctl.c:2938 #10 VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 #11 vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 #12 sys_ioctl+0x4a2 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 Stopped at db_enter+0x18: addq $0x8,%rsp ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 witness_checkorder(ffffffff8296f990,9,0) at witness_checkorder+0x10b7 witness_debugger sys/kern/subr_witness.c:2502 [inline] witness_checkorder(ffffffff8296f990,9,0) at witness_checkorder+0x10b7 sys/kern/subr_witness.c:1105 rw_enter_write(ffffffff8296f980) at rw_enter_write+0x5b sys/kern/kern_rwlock.c:128 uvn_io(fffffd8069cf61f0,ffff80002e422158,1,202,0) at uvn_io+0x418 sys/uvm/uvm_vnode.c:1243 uvn_get(fffffd8069cf61f0,1000,ffff80002e422218,ffff80002e4221e8,0,0,d0d7efc72d55cea,1) at uvn_get+0x1df sys/uvm/uvm_vnode.c:1076 uvm_fault_lower(ffff80002e422380,ffff80002e4223b8,ffff80002e422300,0) at uvm_fault_lower+0x36c sys/uvm/uvm_fault.c:1275 uvm_fault(fffffd80689de030,20001000,0,2) at uvm_fault+0x248 kpageflttrap(ffff80002e422510,20001000) at kpageflttrap+0x209 kerntrap(ffff80002e422510) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x53 pfioctl(4900,c0284457,ffff80002e422970,1,ffff8000fffe27e0) at pfioctl+0x47a6 sys/net/pf_ioctl.c:2938 VOP_IOCTL(fffffd807b1f6648,c0284457,ffff80002e422970,1,fffffd807f7d87e0,ffff8000fffe27e0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd805c9fc1d0,c0284457,ffff80002e422970,ffff8000fffe27e0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000fffe27e0,ffff80002e422a88,ffff80002e422ae0) at sys_ioctl+0x4a2 syscall(ffff80002e422b50) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e422b50) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9344d09e790, count: -17 ddb{0}> show registers rdi 0x3 rsi 0x40000 acpi_pdirpa+0x2be68 rbp 0xffff80002e421f20 rbx 0x3 rdx 0xffff800000fc3cc0 rcx 0 rax 0x3ffff acpi_pdirpa+0x2be67 r8 0xffff80002e421e90 r9 0x8080808080808080 r10 0x85e7a02bc2dd099 r11 0x8cec988f7dd831bf r12 0xffffffff82b02680 w_lodata+0x52490 r13 0 r14 0xffffffff82aef6a0 w_lodata+0x3f4b0 r15 0xfffffd8002f4f780 rip 0xffffffff8194ab38 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002e421f10 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.3) pid=207035 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=84, nice=20 forw=0xffffffffffffffff, list=0xffff80002e361a40,0xffff8000ffff2018 process=0xffff8000fffe69b0 user=0xffff80002e41d000, vmspace=0xfffffd80689de030 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 806 36709 63304 0 2 0 syz-executor.2 62507 400547 70641 0 2 0 syz-executor.3 *62507 207035 70641 0 7 0x4000000 syz-executor.3 62507 19067 70641 0 3 0x4000080 fsleep syz-executor.3 56644 109164 62602 0 2 0 syz-executor.4 56644 223843 62602 0 3 0x4000080 fsleep syz-executor.4 78251 198415 46855 0 3 0x80 nanoslp syz-executor.1 78251 269011 46855 0 3 0x4000080 piperd syz-executor.1 78251 113365 46855 0 3 0x4000080 fsleep syz-executor.1 70641 32580 91939 0 3 0x82 nanoslp syz-executor.3 24211 337086 91939 0 3 0x2 biowait syz-executor.5 63304 242209 91939 0 3 0x82 nanoslp syz-executor.2 86295 220626 91939 0 3 0x2 biowait syz-executor.7 33809 67151 91939 0 3 0x82 nanoslp syz-executor.0 62602 63131 91939 0 3 0x82 nanoslp syz-executor.4 84588 62961 91939 0 2 0x2 syz-executor.6 46855 330447 91939 0 3 0x82 nanoslp syz-executor.1 95677 206979 1 0 3 0x100083 ttyin getty 68583 77439 0 0 3 0x14200 acct acct 54417 138213 0 0 3 0x14280 nfsidl nfsio 94315 500730 0 0 3 0x14280 nfsidl nfsio 95835 290713 0 0 3 0x14280 nfsidl nfsio 88952 247034 0 0 3 0x14280 nfsidl nfsio 66605 475370 0 0 3 0x14280 nfsidl nfsio 39861 460131 0 0 3 0x14280 nfsidl nfsio 60910 77775 0 0 3 0x14280 nfsidl nfsio 75678 37004 0 0 3 0x14280 nfsidl nfsio 10263 138105 0 0 3 0x14280 nfsidl nfsio 56040 188402 0 0 3 0x14280 nfsidl nfsio 18338 453463 0 0 3 0x14280 nfsidl nfsio 85833 181178 0 0 3 0x14280 nfsidl nfsio 2880 501985 0 0 3 0x14280 nfsidl nfsio 40844 459522 0 0 3 0x14280 nfsidl nfsio 85618 60257 0 0 3 0x14280 nfsidl nfsio 81534 413056 0 0 3 0x14280 nfsidl nfsio 80495 340926 0 0 3 0x14280 nfsidl nfsio 820 145050 0 0 3 0x14280 nfsidl nfsio 77680 502508 0 0 3 0x14280 nfsidl nfsio 76159 239364 0 0 3 0x14280 nfsidl nfsio 96455 439652 0 0 3 0x14200 bored sosplice 91939 183476 4585 0 3 0x82 thrsleep syz-fuzzer 91939 409961 4585 0 3 0x4000082 nanoslp syz-fuzzer 91939 492673 4585 0 3 0x4000082 kqread syz-fuzzer 91939 409699 4585 0 3 0x4000082 thrsleep syz-fuzzer 91939 318565 4585 0 3 0x4000082 thrsleep syz-fuzzer 91939 179802 4585 0 3 0x4000082 nanoslp syz-fuzzer 91939 164372 4585 0 3 0x4000082 thrsleep syz-fuzzer 91939 466837 4585 0 3 0x4000082 thrsleep syz-fuzzer 91939 380701 4585 0 3 0x4000082 thrsleep syz-fuzzer 91939 86932 4585 0 3 0x4000082 thrsleep syz-fuzzer 4585 72568 13575 0 3 0x10008a sigsusp ksh 13575 203990 36068 0 3 0x9a kqread sshd 36068 417887 1 0 3 0x88 kqread sshd 40156 117275 84176 74 3 0x1100092 bpf pflogd 84176 324381 1 0 3 0x80 netio pflogd 35355 420503 62382 73 3 0x1100090 kqread syslogd 62382 514760 1 0 3 0x100082 netio syslogd 51616 339313 1 0 3 0x100080 kqread resolvd 52196 11530 1681 77 3 0x100092 kqread dhcpleased 45347 102595 1681 77 3 0x100092 kqread dhcpleased 1681 398586 1 0 3 0x80 kqread dhcpleased 3415 513262 0 0 3 0x14200 bored smr 9874 452409 0 0 2 0x14200 zerothread 13398 18414 0 0 3 0x14200 aiodoned aiodoned 32816 200426 0 0 3 0x14200 syncer update 73607 176637 0 0 3 0x14200 cleaner cleaner 63982 18674 0 0 3 0x14200 reaper reaper 79863 66124 0 0 3 0x14200 pgdaemon pagedaemon 99406 431783 0 0 3 0x14200 bored viomb 55131 182684 0 0 3 0x40014200 acpi0 acpi0 83325 161005 0 0 7 0x40014200 idle1 85058 469691 0 0 3 0x14200 bored softnet 36133 209542 0 0 3 0x14200 bored systqmp 26414 295397 0 0 3 0x14200 bored systq 91578 26933 0 0 3 0x40014200 bored softclock 81315 420971 0 0 3 0x40014200 idle0 1 21935 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 62507 (syz-executor.3) thread 0xffff8000fffe27e0 (207035) exclusive rwlock pf_lock r = 0 (0xffffffff8296cce0) #0 witness_lock+0x44d #1 pfioctl+0x4794 sys/net/pf_ioctl.c:2937 #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 (0xffffffff82a29d78) #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 24211 (syz-executor.5) thread 0xffff8000ffff4d20 (337086) exclusive rrwlock inode r = 0 (0xfffffd806de86c50) #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 vget+0x1d3 sys/kern/vfs_subr.c:677 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 #11 namei+0x36a sys/kern/vfs_lookup.c:245 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806f8544e0) #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 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #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 Process 86295 (syz-executor.7) thread 0xffff8000ffff57a0 (220626) exclusive rrwlock inode r = 0 (0xfffffd806de86b40) #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 (0xfffffd806ba50e68) #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 10744 6583K 10677K 78643K 67866 0 pcb 13 16K 18K 78643K 2664 0 rtable 244 19K 20K 78643K 3049 0 ifaddr 108 24K 24K 78643K 1776 0 sysctl 3 1K 1K 78643K 5 0 counters 58 35K 36K 78643K 440 0 ioctlops 0 0K 4K 78643K 21317 0 iov 0 0K 32K 78643K 6336 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1472 92K 92K 78643K 18455 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 13K 78643K 219 0 VM map 2 1K 1K 78643K 2 0 sem 13 20K 40K 78643K 33 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 14 49K 85K 78643K 38773 0 sigio 0 0K 0K 78643K 235 0 proc 71 87K 111K 78643K 2894 0 subproc 104 6K 7K 78643K 1002 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 787 0 in_multi 98 6K 7K 78643K 1244 0 ether_multi 1 0K 0K 78643K 167 0 mrt 1 0K 0K 78643K 49 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 283 1261K 1261K 78643K 283 0 exec 0 0K 2K 78643K 3552 0 pfkey data 0 0K 1K 78643K 8 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 670 1149K 1150K 78643K 469709 0 UVM aobj 131 8K 8K 78643K 172 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 1389 0 NDP 15 0K 2K 78643K 355 0 temp 169 4755K 8851K 78643K 802964 0 kqueue 13 20K 42K 78643K 865 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 120 591 0 588 4 3 1 3 0 8 0 rtentry 112 890 0 792 4 0 4 4 0 8 0 unpcb 136 29734 0 29716 237 229 8 9 0 8 7 syncache 296 411 0 411 19 19 0 1 0 8 0 tcpqe 32 63 0 63 15 15 0 1 0 8 0 tcpcb 736 9852 0 9848 268 264 4 25 0 8 3 arp 120 157 0 142 1 0 1 1 0 8 0 inpcb 304 45267 0 45258 318 314 4 16 0 8 3 rttmr 72 15 0 15 5 5 0 1 0 8 0 nd6 48 228 0 204 1 0 1 1 0 8 0 pkpcb 40 38 0 38 10 10 0 1 0 8 0 kcovpl 48 74 0 66 1 0 1 1 0 8 0 ppxss 1248 54 0 54 13 13 0 1 0 8 0 pfstscr 40 26 0 26 4 4 0 1 0 8 0 pffrag 232 93 0 93 10 10 0 1 0 482 0 pffrnode 88 89 0 89 10 10 0 1 0 8 0 pffrent 40 572 41 572 13 13 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 69 0 61 3 2 1 1 0 8 0 pftag 88 25 0 11 1 0 1 1 0 8 0 pfqueue 264 14 0 14 5 5 0 1 0 8 0 pfstitem 24 47 0 45 1 0 1 1 0 8 0 pfstkey 112 83 0 81 1 0 1 1 0 8 0 pfstate 320 61 0 59 3 2 1 3 0 8 0 pfrule 1360 4804 0 3691 98 5 93 93 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3802 0 3355 44 16 28 30 0 8 0 art_table 32 3803 0 3355 4 0 4 4 0 8 0 art_node 16 887 0 802 1 0 1 1 0 8 0 sysvmsgpl 40 36 0 3 1 0 1 1 0 8 0 semapl 112 17 0 6 1 0 1 1 0 8 0 shmpl 112 169 0 41 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 50178 0 48455 108 0 108 108 0 8 0 ffsino 272 50178 0 48455 116 0 116 116 0 8 0 nchpl 144 99111 0 97483 63 0 63 63 0 8 0 uvmvnodes 80 9879 0 0 202 0 202 202 0 8 0 vnodes 224 9879 0 0 582 0 582 582 0 8 0 namei 1024 317725 0 317724 7 6 1 2 0 8 0 percpumem 16 232 0 191 1 0 1 1 0 8 0 vcpupl 2048 109 0 0 14 0 14 14 0 8 0 vmpool 560 113 0 4 8 0 8 8 0 8 0 pfiaddrpl 120 150 0 21 7 3 4 4 0 8 0 scsiplug 72 8 0 8 3 3 0 1 0 8 0 scxspl 216 292132 0 292130 20 19 1 3 0 8 0 plimitpl 152 1293 0 1278 1 0 1 1 0 8 0 sigapl 424 38972 0 38908 8 0 8 8 0 8 0 futexpl 64 319282 0 319279 4 3 1 1 0 8 0 knotepl 120 932 0 0 22 10 12 17 0 8 0 kqueuepl 216 3165 0 3156 68 65 3 5 0 8 2 pipepl 336 9284 0 9253 190 184 6 11 0 8 3 fdescpl 496 38935 0 38908 5 1 4 5 0 8 0 filepl 152 245610 0 245350 367 349 18 27 0 8 8 lockfpl 104 10383 0 10381 22 20 2 2 0 8 1 lockfspl 48 2368 0 2366 1 0 1 1 0 8 0 sessionpl 144 95 0 78 1 0 1 1 0 8 0 pgrppl 48 212 0 195 1 0 1 1 0 8 0 ucredpl 96 25584 0 25570 1 0 1 1 0 8 0 zombiepl 144 38909 0 38908 2 1 1 1 0 8 0 processpl 1064 38972 0 38908 5 0 5 5 0 8 0 procpl 672 93015 0 92937 40 32 8 9 0 8 0 srpgc 96 51 0 51 12 12 0 1 0 8 0 sosppl 168 8522 0 8520 14 13 1 1 0 8 0 sockpl 480 75642 0 75612 1390 1378 12 43 0 8 8 mcl64k 65536 16 0 0 2 0 2 2 0 8 0 mcl16k 16384 7 0 0 1 0 1 1 0 8 0 mcl12k 12288 7 0 0 1 0 1 1 0 8 0 mcl9k 9216 5 0 0 1 0 1 1 0 8 0 mcl8k 8192 9 0 0 2 0 2 2 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 10 0 0 1 0 1 1 0 8 0 mcl2k 2048 1198 0 0 22 1 21 21 0 8 0 mtagpl 96 1044 0 0 14 6 8 11 0 8 0 mbufpl 256 1720 0 0 49 4 45 49 0 8 0 bufpl 288 74988 0 65109 706 0 706 706 0 8 0 anonpl 24 10213114 0 10197015 301 181 120 126 0 186 0 amapchunkpl 152 1120865 0 1120131 145 111 34 46 0 158 0 amappl16 200 89910 0 89308 184 149 35 45 0 8 0 amappl15 192 1507 0 1501 1 0 1 1 0 8 0 amappl14 184 6355 0 6336 2 0 2 2 0 8 0 amappl13 176 7314 0 7306 1 0 1 1 0 8 0 amappl12 168 3526 0 3512 1 0 1 1 0 8 0 amappl11 160 6512 0 6498 1 0 1 1 0 8 0 amappl10 152 2524 0 2510 1 0 1 1 0 8 0 amappl9 144 3582 0 3577 1 0 1 1 0 8 0 amappl8 136 11531 0 11243 11 0 11 11 0 8 0 amappl7 128 9218 0 9204 1 0 1 1 0 8 0 amappl6 120 3582 0 3540 4 2 2 2 0 8 0 amappl5 112 33850 0 33831 1 0 1 1 0 8 0 amappl4 104 13259 0 13218 2 0 2 2 0 8 0 amappl3 96 6729 0 6714 1 0 1 1 0 8 0 amappl2 88 10665 0 10566 6 3 3 3 0 8 0 amappl1 80 668900 0 668342 22 8 14 19 0 8 0 amappl 88 467433 0 467104 11 2 9 9 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 72 171 0 41 3 0 3 3 0 8 0 uaddrrnd 24 39048 0 38912 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 39048 0 38912 1 0 1 1 0 8 0 vmmpekpl 168 247828 0 247747 6 2 4 5 0 8 0 vmmpepl 168 3415540 0 3412614 431 277 154 180 0 357 0 vmsppl 368 39047 0 38912 15 2 13 13 0 8 0 rwobjpl 56 776375 0 764428 197 27 170 173 0 8 0 pdppl 4096 78103 0 77933 885 707 178 178 0 8 8 pvpl 32 17415511 0 17394970 614 413 201 255 0 265 7 pmappl 248 39047 0 38912 9 0 9 9 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 2537 0 1191 39 0 39 39 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 witness_checkorder(ffffffff8296f990,9,0) at witness_checkorder+0x10b7 witness_debugger sys/kern/subr_witness.c:2502 [inline] witness_checkorder(ffffffff8296f990,9,0) at witness_checkorder+0x10b7 sys/kern/subr_witness.c:1105 rw_enter_write(ffffffff8296f980) at rw_enter_write+0x5b sys/kern/kern_rwlock.c:128 uvn_io(fffffd8069cf61f0,ffff80002e422158,1,202,0) at uvn_io+0x418 sys/uvm/uvm_vnode.c:1243 uvn_get(fffffd8069cf61f0,1000,ffff80002e422218,ffff80002e4221e8,0,0,d0d7efc72d55cea,1) at uvn_get+0x1df sys/uvm/uvm_vnode.c:1076 uvm_fault_lower(ffff80002e422380,ffff80002e4223b8,ffff80002e422300,0) at uvm_fault_lower+0x36c sys/uvm/uvm_fault.c:1275 uvm_fault(fffffd80689de030,20001000,0,2) at uvm_fault+0x248 kpageflttrap(ffff80002e422510,20001000) at kpageflttrap+0x209 kerntrap(ffff80002e422510) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x53 pfioctl(4900,c0284457,ffff80002e422970,1,ffff8000fffe27e0) at pfioctl+0x47a6 sys/net/pf_ioctl.c:2938 VOP_IOCTL(fffffd807b1f6648,c0284457,ffff80002e422970,1,fffffd807f7d87e0,ffff8000fffe27e0) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd805c9fc1d0,c0284457,ffff80002e422970,ffff8000fffe27e0) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000fffe27e0,ffff80002e422a88,ffff80002e422ae0) at sys_ioctl+0x4a2 syscall(ffff80002e422b50) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e422b50) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9344d09e790, count: -17 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