witness: lock order reversal: 1st 0xffffffff839daf58 pf_lock (pf_lock) 2nd 0xffffffff839058a0 netlock (netlock) lock order [1] pf_lock (pf_lock) -> [2] netlock (netlock) #0 rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 #1 uvn_io+0x54c sys/uvm/uvm_vnode.c:1243 #2 uvn_get+0x31d sys/uvm/uvm_vnode.c:1075 #3 uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612 #4 uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381 #5 uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 #6 kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285 #7 kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532 #8 alltraps_kern_meltdown+0x7b #9 _copyin+0x5b #10 pfioctl+0x1377 sys/net/pf_ioctl.c:3284 #11 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #12 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 #13 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #14 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #14 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #15 Xsyscall+0x128 lock order [2] netlock (netlock) -> [1] pf_lock (pf_lock) #0 rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 #1 pfi_attach_ifgroup+0x2a sys/net/pf_if.c:357 #2 if_addgroup+0x2f8 if_creategroup sys/net/if.c:3059 [inline] #2 if_addgroup+0x2f8 sys/net/if.c:3097 #3 if_attachsetup+0xcf sys/net/if.c:512 #4 if_attach+0x6d sys/net/if.c:604 #5 vio_attach+0x1853 sys/dev/pv/if_vio.c:935 #6 config_attach+0x449 sys/kern/subr_autoconf.c:421 #7 virtio_pci_attach+0x52c sys/dev/pci/virtio_pci.c:675 #8 config_attach+0x449 sys/kern/subr_autoconf.c:421 #9 pci_probe_device+0x8e5 sys/dev/pci/pci.c:574 #10 pci_enumerate_bus+0x368 sys/dev/pci/pci.c:877 #11 config_attach+0x449 sys/kern/subr_autoconf.c:421 #12 acpipci_attach_bus+0x381 sys/arch/amd64/pci/acpipci.c:257 #13 acpipci_attach_busses+0x93 sys/arch/amd64/pci/acpipci.c:265 #14 mainbus_attach+0x304 sys/arch/amd64/amd64/mainbus.c:222 #15 config_attach+0x449 sys/kern/subr_autoconf.c:421 #16 cpu_configure+0x47 sys/arch/amd64/amd64/autoconf.c:124 #17 main+0x4c7 sys/kern/init_main.c:345 Stopped at db_enter+0x25: 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}> show kasan No such command ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(ffffffff839058a0,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(ffffffff83905888,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 uvn_io(fffff7006cce2920,ffff80002a244f98,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243 uvn_get(fffff7006cce2920,0,ffff80002a245068,ffff80002a24504c,0,1,b08a713ac7ab35c6,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075 uvm_fault_lower_io(ffff80002a245280,ffff80002a2452b8,ffff80002a245100,ffff80002a2450e8) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612 uvm_fault_lower(ffff80002a245280,ffff80002a2452b8,ffff80002a245200) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381 uvm_fault(fffff7006cf2d7b8,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a245430,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285 kerntrap(ffff80002a245430) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b _copyin() at _copyin+0x5b pfioctl(14900,c4504441,ffff8000015ac000,1,ffff80002a22a548) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284 VOP_IOCTL(fffff7000e6c26c0,c4504441,ffff8000015ac000,1,fffff700097fd5b0,ffff80002a22a548) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffff7006cf358f0,c4504441,ffff8000015ac000,ffff80002a22a548) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff80002a22a548,ffff80002a245fe0,ffff80002a245f30) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a245fe0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a245fe0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xde59f09f6b0, count: -18 ddb{0}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80002a244d50 rbx 0 rdx 0xffff80000160c880 rcx 0xffff80002a22a548 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80002a244c30 r9 0x8080808080808080 r10 0xa208ff90f908d8d4 r11 0x3d256795ecf3d258 r12 0xfffff700040dc2c0 r13 0xfffff700048cc890 r14 0x3 r15 0xffffffff8353de59 substchar+0x71c7 rip 0xffffffff82c46b95 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a244d40 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=377633 pid=56054 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a22a7e0,0xffff80002a22a2c0 process=0xffff800045fedd28 user=0xffff80002a241000, vmspace=0xfffff7006cf2d7b8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 80176 429845 50441 0 2 0x2 0 sh 70387 340061 37817 0 2 0 0 syz-executor 70387 117314 37817 0 3 0 0x4000080 fsleep syz-executor 50244 474541 27005 0 2 0 0 syz-executor 72634 199892 66715 0 2 0 0 syz-executor 30399 309876 2408 60928 2 0x10 0 syz-executor 30399 266029 2408 60928 2 0x10 0x4000000 syz-executor 56054 70450 85270 0 7 0 0x1 syz-executor *56054 377633 85270 0 7 0 0x4000000 syz-executor 50441 173652 43878 0 3 0x2 0x80 wait syz-executor 66715 206445 43878 0 3 0x2 0x80 nanoslp syz-executor 85270 486944 43878 0 3 0x2 0x80 nanoslp syz-executor 31515 351198 43878 0 3 0x2 0x80 piperd syz-executor 37817 331020 43878 0 3 0x2 0x80 nanoslp syz-executor 95187 278704 0 0 3 0x14000 0x280 nfsidl nfsio 35747 3494 0 0 3 0x14000 0x280 nfsidl nfsio 8797 166152 0 0 3 0x14000 0x280 nfsidl nfsio 50394 160896 0 0 3 0x14000 0x280 nfsidl nfsio 92171 432671 0 0 3 0x14000 0x280 nfsidl nfsio 77960 316507 0 0 3 0x14000 0x280 nfsidl nfsio 11031 61467 0 0 3 0x14000 0x280 nfsidl nfsio 57597 405201 0 0 3 0x14000 0x280 nfsidl nfsio 69304 5748 0 0 3 0x14000 0x280 nfsidl nfsio 75493 138925 0 0 3 0x14000 0x280 nfsidl nfsio 24047 296517 0 0 3 0x14000 0x280 nfsidl nfsio 91898 16010 0 0 3 0x14000 0x280 nfsidl nfsio 17770 423091 0 0 3 0x14000 0x280 nfsidl nfsio 99818 170245 0 0 3 0x14000 0x280 nfsidl nfsio 53280 277591 0 0 3 0x14000 0x280 nfsidl nfsio 94791 411123 0 0 3 0x14000 0x280 nfsidl nfsio 71317 163529 0 0 3 0x14000 0x280 nfsidl nfsio 25 345221 0 0 3 0x14000 0x280 nfsidl nfsio 86756 269764 0 0 3 0x14000 0x280 nfsidl nfsio 42674 150617 0 0 3 0x14000 0x280 nfsidl nfsio 27005 465651 43878 0 3 0x2 0x80 nanoslp syz-executor 2408 330285 43878 0 2 0x2 0 syz-executor 43878 1835 1 0 3 0x2 0x80 wait syz-executor 89875 142073 1 74 3 0x1100012 0x80 bpf pflogd 76235 67847 1 73 3 0x1100010 0x80 kqread syslogd 43522 462128 0 0 3 0x14000 0x200 bored smr 34131 338651 0 0 2 0x14000 0x200 zerothread 69292 405837 0 0 3 0x14000 0x200 aiodoned aiodoned 52976 490104 0 0 3 0x14000 0x200 syncer update 79725 465501 0 0 3 0x14000 0x200 cleaner cleaner 98770 276245 0 0 3 0x14000 0x200 reaper reaper 84880 1832 0 0 3 0x14000 0x200 pgdaemon pagedaemon 14922 300774 0 0 3 0x14000 0x200 bored viomb 6485 272078 0 0 3 0x14000 0x40000200 acpi0 acpi0 80229 286987 0 0 3 0x14000 0x40000200 idle1 6100 233025 0 0 3 0x14000 0x200 bored softnet1 14309 362907 0 0 3 0x14000 0x200 bored softnet0 31137 16138 0 0 3 0x14000 0x200 smrbar systqmp 90063 216949 0 0 3 0x14000 0x200 bored systq 87551 401724 0 0 3 0x14000 0x200 tmoslp softclockmp 48301 170190 0 0 3 0x14000 0x40000200 tmoslp softclock 42165 216783 0 0 3 0x14000 0x40000200 idle0 1 398402 0 0 4 0x50000002 0x8000080 init 0 0 -1 0 3 0x10010000 0x200 scheduler swapper ddb{0}> show all locks Process 56054 (syz-executor) thread 0xffff80002a22a548 (377633) exclusive rwlock pf_lock r = 0 (0xffffffff839daf58) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 pfioctl+0x1342 sys/net/pf_ioctl.c:3284 #3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #7 Xsyscall+0x128 exclusive rwlock pfioctl_rw r = 0 (0xffffffff839dafe8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 pfioctl+0x1d4 sys/net/pf_ioctl.c:2064 #3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83b21ac0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 vn_ioctl+0x4d sys/kern/vfs_vnops.c:520 #2 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #3 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #4 Xsyscall+0x128 Process 31137 (systqmp) thread 0xffff800045ffe7c8 (16138) shared rwlock systqmp r = 0 (0xffffffff839b8dd8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11053 12081K 12288K 166960K 12587 0 pcb 17 12K 12K 166960K 75 0 rtable 197 14K 15K 166960K 1182 0 pf 35 17K 24K 166960K 164 0 ifaddr 34 5K 7K 166960K 169 0 ifgroup 51 2K 2K 166960K 207 0 sysctl 3 1K 9K 166960K 7 0 counters 68 36K 37K 166960K 154 0 ioctlops 1 2K 4K 166960K 1822 0 iov 0 0K 16K 166960K 16 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1289 81K 82K 166960K 1817 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 17 0K 1K 166960K 23 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 16 57K 93K 166960K 818 0 sigio 0 0K 0K 166960K 5 0 proc 13 17K 164K 166960K 1319 0 subproc 72 4K 4K 166960K 315 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 56 0 in_multi 72 4K 6K 166960K 428 0 ether_multi 1 0K 0K 166960K 4 0 mrt 0 0K 0K 166960K 19 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 739 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 111 78K 178K 166960K 7663 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 20 40K 104K 166960K 2652 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 8 0 NDP 13 0K 2K 166960K 122 0 temp 42 9123K 9143K 166960K 32919 0 kqueue 4 6K 26K 166960K 77 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 28 0 0 1 0 1 1 0 8 0 rtpcb 120 100 0 100 1 0 1 1 0 8 1 rtentry 176 403 0 320 6 1 5 6 0 8 0 unpcb 144 154 0 149 1 0 1 1 0 8 0 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 736 66 0 65 1 0 1 1 0 8 0 arp 136 70 0 58 1 0 1 1 0 8 0 inpcb 328 416 0 411 2 1 1 2 0 8 0 nd6 152 104 0 87 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 35 0 27 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 9 0 9 2 1 1 1 0 8 1 pffrag 232 4 0 2 1 0 1 1 0 482 0 pffrnode 88 3 0 2 1 0 1 1 0 8 0 pffrent 40 6 0 4 1 0 1 1 0 8 0 pfosfp 40 1429 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1429 0 714 21 0 21 21 0 8 0 pfanchor 1288 3 0 2 1 0 1 1 0 8 0 pfstitem 24 53 0 17 1 0 1 1 0 8 0 pfstkey 128 53 0 17 2 0 2 2 0 8 0 pfstate 448 52 0 17 5 0 5 5 0 8 0 pfrule 1360 24 0 17 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1663 0 1235 30 3 27 30 0 8 0 art_table 40 1665 0 1235 5 0 5 5 0 8 0 art_node 32 403 0 318 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 5 1 1 0 1 0 8 0 semupl 112 3 0 3 2 1 1 1 0 8 1 semapl 72 20 0 5 1 0 1 1 0 8 0 shmpl 120 2 0 0 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2161 0 627 96 0 96 96 0 8 0 ffsino 296 2161 0 627 118 0 118 118 0 8 0 nchpl 144 2721 0 909 68 0 68 68 0 8 0 vnodes 216 2591 0 0 144 0 144 144 0 8 0 namei 1024 11911 0 11911 3 2 1 2 0 8 1 percpumem 16 93 0 43 1 0 1 1 0 8 0 kstatmem 264 111 0 84 3 1 2 3 0 8 0 scsiplug 72 3 0 3 2 1 1 1 0 8 1 scxspl 216 9220 0 9220 11 3 8 8 1 8 8 plimitpl 152 75 0 57 1 0 1 1 0 8 0 sigapl 424 1101 0 1035 8 0 8 8 0 8 0 knotepl 120 528 0 0 16 0 16 16 0 8 0 kqueuepl 224 112 0 109 1 0 1 1 0 8 0 pipepl 344 362 0 334 9 4 5 9 0 8 1 fdescpl 528 1065 0 1046 3 0 3 3 0 8 0 filepl 160 4002 0 3821 15 4 11 15 0 8 0 lockfpl 104 177 0 175 1 0 1 1 0 8 0 lockfspl 48 82 0 80 1 0 1 1 0 8 0 sessionpl 144 67 0 58 1 0 1 1 0 8 0 pgrppl 48 106 0 89 1 0 1 1 0 8 0 ucredpl 104 310 0 296 1 0 1 1 0 8 0 zombiepl 144 1047 0 1035 1 0 1 1 0 8 0 processpl 1240 1101 0 1035 6 0 6 6 0 8 0 procpl 664 1592 0 1523 7 0 7 7 0 8 0 sockpl 752 680 0 670 4 0 4 4 0 8 2 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 9 0 0 2 0 2 2 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 120 0 0 15 0 15 15 0 8 0 mcl2k 2048 23 0 0 3 0 3 3 0 8 0 mextrefs 64 27 0 0 1 0 1 1 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 208 0 0 13 0 13 13 0 8 0 bufpl 272 3093 0 106 200 0 200 200 0 8 0 anonpl 32 7251 0 0 59 0 59 59 0 247 0 amapchunkpl 152 21675 0 21412 26 4 22 25 0 158 4 amappl16 200 1890 0 1878 17 12 5 14 0 8 3 amappl15 192 7 0 7 3 3 0 1 0 8 0 amappl14 184 742 0 742 1 0 1 1 0 8 1 amappl13 176 178 0 176 1 0 1 1 0 8 0 amappl12 168 1418 0 1403 2 0 2 2 0 8 0 amappl11 160 8 0 8 2 2 0 1 0 8 0 amappl10 152 63 0 59 1 0 1 1 0 8 0 amappl9 144 276 0 276 1 1 0 1 0 8 0 amappl8 136 201 0 200 1 0 1 1 0 8 0 amappl7 128 196 0 192 1 0 1 1 0 8 0 amappl6 120 445 0 443 1 0 1 1 0 8 0 amappl5 112 96 0 93 1 0 1 1 0 8 0 amappl4 104 370 0 363 1 0 1 1 0 8 0 amappl3 96 4118 0 4076 3 0 3 3 0 8 0 amappl2 88 1080 0 1053 2 0 2 2 0 8 0 amappl1 80 14904 0 14758 15 2 13 15 0 8 2 amappl 88 6456 0 6365 5 1 4 5 0 92 0 uvmvnodes 80 105 0 0 3 0 3 3 0 8 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 128 254 0 254 2 2 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 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1065 0 1046 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1065 0 1046 1 0 1 1 0 8 0 vmmpekpl 168 10492 0 10440 4 0 4 4 0 8 0 vmmpepl 168 75548 0 74745 88 1 87 88 0 357 29 vmsppl 488 1064 0 1046 5 0 5 5 0 8 0 rwobjpl 80 23075 0 22642 26 3 23 26 0 8 1 pdppl 4096 2137 0 2092 119 70 49 85 0 8 4 pvpl 32 12907 0 0 107 2 105 105 0 265 0 pmappl 256 1064 0 1046 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 504 0 80 13 0 13 13 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(ffffffff839058a0,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(ffffffff83905888,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 uvn_io(fffff7006cce2920,ffff80002a244f98,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243 uvn_get(fffff7006cce2920,0,ffff80002a245068,ffff80002a24504c,0,1,b08a713ac7ab35c6,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075 uvm_fault_lower_io(ffff80002a245280,ffff80002a2452b8,ffff80002a245100,ffff80002a2450e8) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612 uvm_fault_lower(ffff80002a245280,ffff80002a2452b8,ffff80002a245200) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381 uvm_fault(fffff7006cf2d7b8,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a245430,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285 kerntrap(ffff80002a245430) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b _copyin() at _copyin+0x5b pfioctl(14900,c4504441,ffff8000015ac000,1,ffff80002a22a548) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284 VOP_IOCTL(fffff7000e6c26c0,c4504441,ffff8000015ac000,1,fffff700097fd5b0,ffff80002a22a548) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffff7006cf358f0,c4504441,ffff8000015ac000,ffff80002a22a548) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff80002a22a548,ffff80002a245fe0,ffff80002a245f30) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a245fe0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a245fe0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xde59f09f6b0, count: -18 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff80002999dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83b212c0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b212c0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 ktrsyscall(ffff800045fdefc0,57,10,ffff80003c3d0020) at ktrsyscall+0x2c7 ktrwrite sys/kern/kern_ktrace.c:-1 [inline] ktrsyscall(ffff800045fdefc0,57,10,ffff80003c3d0020) at ktrsyscall+0x2c7 sys/kern/kern_ktrace.c:183 syscall(ffff80003c3d0020) at syscall+0x305 mi_syscall sys/sys/syscall_mi.h:154 [inline] syscall(ffff80003c3d0020) at syscall+0x305 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x741a6dc9ba70, count: -7 ddb{1}>