witness: lock order reversal: 1st 0xffffffff82913a80 pf_lock (pf_lock) 2nd 0xffffffff8296e3c0 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+0x417c sys/net/pf_ioctl.c:2964 #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:1247 #2 uvn_get+0x1df sys/uvm/uvm_vnode.c:1080 #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+0x4516 sys/net/pf_ioctl.c:2932 #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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffffffff8296e3c0,9,0) at witness_checkorder+0x10b7 witness_debugger sys/kern/subr_witness.c:2502 [inline] witness_checkorder(ffffffff8296e3c0,9,0) at witness_checkorder+0x10b7 sys/kern/subr_witness.c:1105 rw_enter_write(ffffffff8296e3b0) at rw_enter_write+0x5b sys/kern/kern_rwlock.c:128 uvn_io(fffffd8067b848e0,ffff80002b535708,1,202,0) at uvn_io+0x418 sys/uvm/uvm_vnode.c:1247 uvn_get(fffffd8067b848e0,0,ffff80002b5357c8,ffff80002b535798,0,0,a9ce23394e3b461c,1) at uvn_get+0x1df sys/uvm/uvm_vnode.c:1080 uvm_fault_lower(ffff80002b535930,ffff80002b535968,ffff80002b5358b0,0) at uvm_fault_lower+0x36c sys/uvm/uvm_fault.c:1275 uvm_fault(fffffd806aa86e70,20001000,0,2) at uvm_fault+0x248 kpageflttrap(ffff80002b535ac0,20001000) at kpageflttrap+0x209 kerntrap(ffff80002b535ac0) 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,ffff80002b535f30,1,ffff800024691508) at pfioctl+0x4516 sys/net/pf_ioctl.c:2932 VOP_IOCTL(fffffd806f67d9c8,c0284457,ffff80002b535f30,1,fffffd807f7d75a0,ffff800024691508) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806a770448,c0284457,ffff80002b535f30,ffff800024691508) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff800024691508,ffff80002b536048,ffff80002b5360a0) at sys_ioctl+0x4a2 syscall(ffff80002b536110) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002b536110) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1e586b1b9a0, count: -17 ddb{1}> show registers rdi 0x3 rsi 0x40000 acpi_pdirpa+0x2be68 rbp 0xffff80002b5354d0 rbx 0x3 rdx 0xffff800000c84580 rcx 0 rax 0x3ffff acpi_pdirpa+0x2be67 r8 0xffff80002b535440 r9 0x8080808080808080 r10 0xee118a61a5111ee9 r11 0x37b7eafc904f2031 r12 0xffffffff82abe230 w_lodata+0x52800 r13 0 r14 0xffffffff82aab930 w_lodata+0x3ff00 r15 0xfffffd8002f74840 rip 0xffffffff822510d8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002b5354c0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.3) pid=280672 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff80002121da40,0xffff8000246907f8 process=0xffff8000ffff29a8 user=0xffff80002b531000, vmspace=0xfffffd806aa86e70 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 98199 50988 41750 0 2 0 syz-executor.1 98199 277549 41750 0 3 0x4000080 fsleep syz-executor.1 26926 229453 93762 0 2 0 syz-executor.7 26926 512431 93762 0 3 0x4000080 pipewr syz-executor.7 20038 135720 81281 0 2 0 syz-executor.3 *20038 280672 81281 0 7 0x4000000 syz-executor.3 30112 193221 11684 0 3 0x80 nanoslp syz-executor.6 30112 449294 11684 0 3 0x4000080 fsleep syz-executor.6 41750 242872 17305 0 3 0x82 nanoslp syz-executor.1 11684 165376 17305 0 3 0x82 nanoslp syz-executor.6 14224 437583 17305 0 3 0x82 nanoslp syz-executor.0 85924 44342 17305 0 3 0x82 nanoslp syz-executor.5 93762 245971 17305 0 3 0x82 nanoslp syz-executor.7 42178 504555 17305 0 3 0x82 nanoslp syz-executor.4 81281 154849 17305 0 3 0x82 nanoslp syz-executor.3 82822 394012 0 0 3 0x14200 acct acct 39433 503982 1 0 3 0x100083 ttyin getty 53388 251928 0 0 3 0x14200 bored sosplice 43789 119325 17305 0 3 0x82 nanoslp syz-executor.2 17305 122624 33875 0 3 0x82 thrsleep syz-fuzzer 17305 145446 33875 0 3 0x4000082 nanoslp syz-fuzzer 17305 476704 33875 0 3 0x4000082 thrsleep syz-fuzzer 17305 384850 33875 0 3 0x4000082 thrsleep syz-fuzzer 17305 431650 33875 0 3 0x4000082 thrsleep syz-fuzzer 17305 336498 33875 0 3 0x4000082 thrsleep syz-fuzzer 17305 398772 33875 0 3 0x4000082 kqread syz-fuzzer 17305 437362 33875 0 3 0x4000082 thrsleep syz-fuzzer 17305 169365 33875 0 3 0x4000082 thrsleep syz-fuzzer 33875 168716 852 0 3 0x10008a sigsusp ksh 852 335840 62185 0 3 0x9a kqread sshd 62185 249312 1 0 3 0x88 kqread sshd 73927 391231 70678 74 3 0x1100092 bpf pflogd 70678 306621 1 0 3 0x80 netio pflogd 43974 345715 89406 73 3 0x1100090 kqread syslogd 89406 88844 1 0 3 0x100082 netio syslogd 34825 223855 1 0 3 0x100080 kqread resolvd 79355 358533 51092 77 3 0x100092 kqread dhcpleased 47370 274284 51092 77 3 0x100092 kqread dhcpleased 51092 120305 1 0 3 0x80 kqread dhcpleased 9366 370690 0 0 3 0x14200 bored smr 57693 469658 0 0 2 0x14200 zerothread 8962 128397 0 0 3 0x14200 aiodoned aiodoned 69036 345640 0 0 3 0x14200 syncer update 65588 505345 0 0 3 0x14200 cleaner cleaner 80532 59698 0 0 7 0x14200 reaper 21729 432673 0 0 3 0x14200 pgdaemon pagedaemon 18428 201971 0 0 3 0x14200 bored viomb 74164 122737 0 0 3 0x40014200 acpi0 acpi0 83164 134107 0 0 3 0x40014200 idle1 52127 8726 0 0 3 0x14200 bored softnet 48903 15481 0 0 3 0x14200 bored systqmp 25253 488121 0 0 3 0x14200 bored systq 21125 101487 0 0 3 0x40014200 bored softclock 4166 503863 0 0 3 0x40014200 idle0 1 497639 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 20038 (syz-executor.3) thread 0xffff800024691508 (280672) exclusive rwlock pf_lock r = 0 (0xffffffff82913a80) #0 witness_lock+0x44d #1 pfioctl+0x4504 sys/net/pf_ioctl.c:2931 #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 shared rwlock pfioctl_rw r = 0 (0xffffffff82913ae0) #0 witness_lock+0x44d #1 pfioctl+0x946 sys/net/pf_ioctl.c:1150 #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 (0xffffffff82ad5d40) #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{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10193 6571K 7236K 78643K 32035 0 pcb 13 14K 16K 78643K 1002 0 rtable 232 15K 16K 78643K 1193 0 ifaddr 92 21K 23K 78643K 835 0 sysctl 3 1K 1K 78643K 3 0 counters 54 35K 36K 78643K 172 0 ioctlops 0 0K 8K 78643K 16719 0 iov 0 0K 16K 78643K 1042 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1332 83K 83K 78643K 6306 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 164 0 VM map 2 1K 1K 78643K 2 0 sem 10 1K 1K 78643K 17 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 14 49K 89K 78643K 23609 0 sigio 0 0K 0K 78643K 287 0 proc 272 104K 116K 78643K 1292 0 subproc 104 6K 6K 78643K 253 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 323 0 in_multi 79 5K 6K 78643K 482 0 ether_multi 1 0K 0K 78643K 73 0 mrt 1 0K 0K 78643K 56 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 73 334K 334K 78643K 73 0 exec 0 0K 2K 78643K 1674 0 pfkey data 0 0K 0K 78643K 4 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 422 287K 288K 78643K 132128 0 UVM aobj 131 8K 8K 78643K 140 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 905 0 NDP 15 0K 2K 78643K 130 0 temp 134 4744K 4872K 78643K 77079 0 kqueue 13 20K 25K 78643K 1875 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> 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 120 172 0 169 1 0 1 1 0 8 0 rtentry 112 356 0 268 4 0 4 4 0 8 0 unpcb 136 15988 0 15973 147 146 1 9 0 8 0 syncache 296 24 0 24 7 7 0 1 0 8 0 tcpqe 32 28 0 28 6 6 0 1 0 8 0 tcpcb 736 19515 0 19497 459 454 5 33 0 8 3 arp 120 42 0 26 1 0 1 1 0 8 0 inpcb 312 23557 0 23546 254 250 4 12 0 8 3 nd6 48 80 0 59 1 0 1 1 0 8 0 pkpcb 40 17 0 17 6 6 0 1 0 8 0 kcovpl 48 19 0 11 1 0 1 1 0 8 0 ppxss 1248 17 0 17 6 6 0 1 0 8 0 pfstscr 40 8 0 8 2 2 0 1 0 8 0 pffrag 232 68 0 68 5 5 0 1 0 482 0 pffrnode 88 62 0 62 5 5 0 1 0 8 0 pffrent 40 2577 0 2577 5 5 0 1 0 8 0 pfosfp 40 1461 0 1033 5 0 5 5 0 8 0 pfosfpen 112 1461 0 735 21 0 21 21 0 8 0 pfrktable 1344 86 0 68 4 2 2 2 0 8 0 pftag 88 10 0 1 1 0 1 1 0 8 0 pfqueue 264 2 0 2 1 1 0 1 0 8 0 pfstitem 24 20 0 18 1 0 1 1 0 8 0 pfstkey 112 36 0 34 1 0 1 1 0 8 0 pfstate 336 27 0 25 2 1 1 2 0 8 0 pfrule 1360 488 0 313 16 1 15 15 0 8 0 rttmrq 48 6 0 0 1 0 1 1 0 8 0 rttmr 72 14 0 14 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1658 0 1309 31 9 22 29 0 8 0 art_table 32 1659 0 1309 4 0 4 4 0 8 0 art_node 16 350 0 274 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 6 1 0 1 1 0 8 0 semupl 112 8 0 8 2 2 0 1 0 8 0 semapl 112 8 0 0 1 0 1 1 0 8 0 shmpl 112 137 0 9 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 27274 0 25830 91 0 91 91 0 8 0 ffsino 272 27274 0 25830 97 0 97 97 0 8 0 nchpl 144 57424 0 55776 64 1 63 64 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 165956 0 165956 23 22 1 2 0 8 1 percpumem 16 98 0 59 1 0 1 1 0 8 0 vcpupl 2048 14 0 2 2 0 2 2 0 8 0 vmpool 560 14 0 2 1 0 1 1 0 8 0 pfiaddrpl 120 138 0 19 5 1 4 4 0 8 0 kstatmem 264 140 0 118 2 0 2 2 0 8 0 scsiplug 72 5 0 5 2 2 0 1 0 8 0 scxspl 216 180970 0 180970 50 47 3 7 0 8 3 plimitpl 152 450 0 435 1 0 1 1 0 8 0 sigapl 424 23893 0 23846 6 0 6 6 0 8 0 futexpl 64 167295 0 167293 11 10 1 1 0 8 0 knotepl 120 887 0 0 13 4 9 10 0 8 0 kqueuepl 216 6917 0 6906 77 76 1 10 0 8 0 pipepl 336 7190 0 7161 173 170 3 11 0 8 0 fdescpl 496 23876 0 23849 6 2 4 5 0 8 0 filepl 152 136877 0 136624 316 304 12 23 0 8 2 lockfpl 104 4398 0 4396 8 7 1 4 0 8 0 lockfspl 48 1228 0 1226 1 0 1 1 0 8 0 sessionpl 144 36 0 19 1 0 1 1 0 8 0 pgrppl 48 173 0 156 1 0 1 1 0 8 0 ucredpl 96 8425 0 8412 1 0 1 1 0 8 0 zombiepl 144 23850 0 23846 10 9 1 1 0 8 0 processpl 1064 23893 0 23846 4 0 4 4 0 8 0 procpl 672 62612 0 62547 40 33 7 7 0 8 1 srpgc 96 6 0 6 3 2 1 1 0 8 1 sosppl 168 19 0 19 5 5 0 1 0 8 0 sockpl 480 39754 0 39725 821 812 9 38 0 8 5 mcl64k 65536 41 0 0 6 4 2 3 0 8 0 mcl16k 16384 18 0 0 3 0 3 3 0 8 0 mcl12k 12288 49 0 0 2 0 2 2 0 8 0 mcl9k 9216 30 0 0 2 1 1 2 0 8 0 mcl8k 8192 33 0 0 5 2 3 3 0 8 0 mcl4k 4096 25 0 0 4 1 3 3 0 8 0 mcl2k2 2112 10 0 0 1 0 1 1 0 8 0 mcl2k 2048 1081 0 0 22 2 20 20 0 8 0 mtagpl 96 1383 0 0 25 0 25 25 0 8 0 mbufpl 256 2142 0 0 79 1 78 78 0 8 0 bufpl 288 34705 0 28372 453 0 453 453 0 8 0 anonpl 24 5439118 0 5426692 335 225 110 207 0 186 9 amapchunkpl 152 405519 0 404989 129 102 27 79 0 158 0 amappl16 200 102470 0 102015 281 246 35 42 0 8 8 amappl15 192 4923 0 4918 1 0 1 1 0 8 0 amappl14 184 1160 0 1146 1 0 1 1 0 8 0 amappl13 176 353 0 352 1 0 1 1 0 8 0 amappl12 168 551 0 546 1 0 1 1 0 8 0 amappl11 160 2902 0 2882 1 0 1 1 0 8 0 amappl10 152 3202 0 3189 1 0 1 1 0 8 0 amappl9 144 9448 0 9443 1 0 1 1 0 8 0 amappl8 136 3173 0 2943 10 1 9 9 0 8 0 amappl7 128 2011 0 1996 1 0 1 1 0 8 0 amappl6 120 9318 0 9282 3 1 2 2 0 8 0 amappl5 112 23197 0 23178 1 0 1 1 0 8 0 amappl4 104 6884 0 6835 2 0 2 2 0 8 0 amappl3 96 69871 0 69819 2 0 2 2 0 8 0 amappl2 88 25353 0 25291 3 1 2 3 0 8 0 amappl1 80 556453 0 555807 23 8 15 20 0 8 0 amappl 88 130935 0 130758 5 0 5 5 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 72 139 0 9 3 0 3 3 0 8 0 uaddrrnd 24 23890 0 23850 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 23890 0 23850 1 0 1 1 0 8 0 vmmpekpl 168 171381 0 171332 3 0 3 3 0 8 0 vmmpepl 168 2302258 0 2299610 353 211 142 142 0 357 5 vmsppl 368 23889 0 23849 5 1 4 4 0 8 0 rwobjpl 56 581207 0 573500 125 12 113 113 0 8 0 pdppl 4096 47787 0 47710 1078 997 81 82 0 8 4 pvpl 32 10351209 0 10333911 649 461 188 399 0 265 19 pmappl 248 23889 0 23849 4 1 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 2810 0 1917 27 0 27 27 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff82939ff0) 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(ffffffff82ad5b38) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82ad5b38) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff800021135670,ffff800000078500) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff82ad5b38) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82ad5b38) at __mp_lock+0x122 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x1f __mp_lock(ffffffff82ad5b38) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82ad5b38) at __mp_lock+0x122 sys/kern/kern_lock.c:147 uvm_unmap_detach(ffff800021135930,1) at uvm_unmap_detach+0x113 sys/uvm/uvm_map.c:1615 uvm_map_teardown(fffffd8069806ba0) at uvm_map_teardown+0x262 sys/uvm/uvm_map.c:2789 uvmspace_free(fffffd8069806ba0) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 reaper(ffff8000210f9a40) at reaper+0x19a sys/kern/kern_exit.c:454 end trace frame: 0x0, count: -14 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffffffff8296e3c0,9,0) at witness_checkorder+0x10b7 witness_debugger sys/kern/subr_witness.c:2502 [inline] witness_checkorder(ffffffff8296e3c0,9,0) at witness_checkorder+0x10b7 sys/kern/subr_witness.c:1105 rw_enter_write(ffffffff8296e3b0) at rw_enter_write+0x5b sys/kern/kern_rwlock.c:128 uvn_io(fffffd8067b848e0,ffff80002b535708,1,202,0) at uvn_io+0x418 sys/uvm/uvm_vnode.c:1247 uvn_get(fffffd8067b848e0,0,ffff80002b5357c8,ffff80002b535798,0,0,a9ce23394e3b461c,1) at uvn_get+0x1df sys/uvm/uvm_vnode.c:1080 uvm_fault_lower(ffff80002b535930,ffff80002b535968,ffff80002b5358b0,0) at uvm_fault_lower+0x36c sys/uvm/uvm_fault.c:1275 uvm_fault(fffffd806aa86e70,20001000,0,2) at uvm_fault+0x248 kpageflttrap(ffff80002b535ac0,20001000) at kpageflttrap+0x209 kerntrap(ffff80002b535ac0) 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,ffff80002b535f30,1,ffff800024691508) at pfioctl+0x4516 sys/net/pf_ioctl.c:2932 VOP_IOCTL(fffffd806f67d9c8,c0284457,ffff80002b535f30,1,fffffd807f7d75a0,ffff800024691508) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806a770448,c0284457,ffff80002b535f30,ffff800024691508) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff800024691508,ffff80002b536048,ffff80002b5360a0) at sys_ioctl+0x4a2 syscall(ffff80002b536110) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002b536110) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1e586b1b9a0, count: -17