witness: lock order reversal: 1st 0xffffffff83947368 pf_lock (pf_lock) 2nd 0xffffffff83920a10 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(ffffffff83920a10,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(ffffffff839209f8,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 uvn_io(fffffb806cc24a10,ffff80002a2d3cc8,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243 uvn_get(fffffb806cc24a10,0,ffff80002a2d3d98,ffff80002a2d3d7c,0,1,2e7f3dabe60f1d75,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075 uvm_fault_lower_io(ffff80002a2d3fb0,ffff80002a2d3fe8,ffff80002a2d3e30,ffff80002a2d3e18) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612 uvm_fault_lower(ffff80002a2d3fb0,ffff80002a2d3fe8,ffff80002a2d3f30) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381 uvm_fault(fffffb806cd9f208,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a2d4160,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285 kerntrap(ffff80002a2d4160) 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,ffff80000161a800,1,ffff800045ffcd00) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284 VOP_IOCTL(fffffb8065ab98c0,c4504441,ffff80000161a800,1,fffffb80097fd340,ffff800045ffcd00) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffb806b204608,c4504441,ffff80000161a800,ffff800045ffcd00) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff800045ffcd00,ffff80002a2d4d10,ffff80002a2d4c60) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a2d4d10) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2d4d10) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa96e71691b0, count: -18 ddb{0}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80002a2d3a80 rbx 0 rdx 0xffff800001603500 rcx 0xffff800045ffcd00 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80002a2d3960 r9 0x8080808080808080 r10 0x6f01b3230e75b37 r11 0x2c8f97b5db6d8c53 r12 0xfffffb80040d52c0 r13 0xfffffb80048c48a0 r14 0x3 r15 0xffffffff8353cb82 substchar+0xe648 rip 0xffffffff823accc5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a2d3a70 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=287526 pid=87366 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=0xffff80002a3782c0,0xffff80002a24b268 process=0xffff80002f38f578 user=0xffff80002a2cf000, vmspace=0xfffffb806cd9f208 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 61801 339508 21012 0 2 0x40 0 syz-executor 36409 396324 58375 0 2 0x100002 0 sh 71011 446206 67332 0 2 0x100002 0 sh 87366 215201 1283 0 2 0 0 syz-executor *87366 287526 1283 0 7 0 0x4000000 syz-executor 67332 108943 58065 0 3 0x2 0x80 wait syz-executor 58375 500678 58065 0 3 0x2 0x80 wait syz-executor 28348 207158 58065 0 3 0x2 0x80 wait syz-executor 21012 372244 58065 0 3 0x82 0 ppwait syz-executor 1283 103559 58065 0 3 0x2 0x80 nanoslp syz-executor 26996 165575 58065 0 3 0x2 0x80 piperd syz-executor 76831 426290 58065 0 3 0x2 0x80 nanoslp syz-executor 58065 371786 21703 0 3 0x2 0x80 nanoslp syz-executor 21703 426253 68922 0 3 0x100002 0x88 sigsusp ksh 68922 22461 47106 0 3 0x10 0x88 kqread sshd-session 47106 138181 20174 0 3 0x12 0x80 kqread sshd-session 84043 160413 1 0 3 0x100003 0x80 ttyin getty 20174 347389 1 0 3 0 0x88 kqread sshd 54411 333616 69424 74 3 0x1100012 0x80 bpf pflogd 69424 320556 1 0 3 0 0x80 sbwait pflogd 93297 221843 2366 73 3 0x1100010 0x80 kqread syslogd 2366 219700 1 0 3 0x100002 0x80 sbwait syslogd 88777 188692 1 0 3 0x100000 0x80 kqread resolvd 10057 307799 87546 77 3 0x100012 0x80 kqread dhcpleased 42863 25268 87546 77 3 0x100012 0x80 kqread dhcpleased 87546 108051 1 0 3 0 0x80 kqread dhcpleased 42077 448211 0 0 3 0x14000 0x200 bored smr 92732 182684 0 0 2 0x14000 0x200 zerothread 42629 205601 0 0 3 0x14000 0x200 aiodoned aiodoned 81608 40653 0 0 3 0x14000 0x200 syncer update 61290 120602 0 0 3 0x14000 0x200 cleaner cleaner 57619 494830 0 0 3 0x14000 0x200 reaper reaper 96286 468505 0 0 3 0x14000 0x200 pgdaemon pagedaemon 47958 241434 0 0 3 0x14000 0x200 bored viomb 48460 419139 0 0 3 0x14000 0x40000200 acpi0 acpi0 6909 269034 0 0 3 0x14000 0x40000200 idle1 26114 85742 0 0 3 0x14000 0x200 bored softnet1 98034 232021 0 0 3 0x14000 0x200 bored softnet0 14214 103017 0 0 3 0x14000 0x200 smrbar systqmp 6299 281811 0 0 3 0x14000 0x200 bored systq 28017 222375 0 0 3 0x14000 0x200 tmoslp softclockmp 41716 383416 0 0 3 0x14000 0x40000200 tmoslp softclock 70880 330049 0 0 3 0x14000 0x40000200 idle0 1 239820 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{0}> show all locks Process 87366 (syz-executor) thread 0xffff800045ffcd00 (287526) exclusive rwlock pf_lock r = 0 (0xffffffff83947368) #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 (0xffffffff839473f8) #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 (0xffffffff83a833c0) #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 14214 (systqmp) thread 0xffff800045ffe298 (103017) shared rwlock systqmp r = 0 (0xffffffff83965c38) #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 11057 12082K 12176K 166960K 12725 0 pcb 17 12K 12K 166960K 73 0 rtable 120 13K 15K 166960K 2587 0 pf 32 17K 25K 166960K 324 0 ifaddr 23 3K 8K 166960K 370 0 ifgroup 47 2K 2K 166960K 409 0 sysctl 3 1K 9K 166960K 9 0 counters 66 36K 37K 166960K 284 0 ioctlops 1 2K 4K 166960K 1703 0 iov 0 0K 16K 166960K 85 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1326 83K 84K 166960K 2612 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 8 0 VM map 2 1K 1K 166960K 2 0 sem 17 1K 2K 166960K 18 0 dirhash 15 2K 2K 166960K 15 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 14 49K 93K 166960K 1553 0 sigio 0 0K 0K 166960K 6 0 proc 72 115K 196K 166960K 2659 0 subproc 63 3K 4K 166960K 792 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 24 0 in_multi 25 1K 6K 166960K 908 0 ether_multi 1 0K 0K 166960K 3 0 mrt 0 0K 0K 166960K 36 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 1404 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 190 144K 165K 166960K 11795 0 UVM aobj 15 4K 4K 166960K 15 0 pinsyscall 39 78K 104K 166960K 4654 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 18 0 NDP 10 0K 2K 166960K 270 0 temp 35 9118K 9182K 166960K 29534 0 kqueue 13 20K 30K 166960K 127 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 120 202 0 199 1 0 1 1 0 8 0 rtentry 176 916 0 874 6 1 5 6 0 8 1 unpcb 144 129 0 112 1 0 1 1 0 8 0 syncache 336 6 0 6 1 1 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpcb 736 98 0 94 4 3 1 4 0 8 0 arp 136 165 0 158 1 0 1 1 0 8 0 inpcb 328 610 0 603 4 2 2 4 0 8 1 nd6 152 241 0 238 1 0 1 1 0 8 0 pkpcb 40 4 0 4 3 2 1 1 0 8 1 kcovpl 48 88 0 81 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 28 0 28 2 1 1 1 0 8 1 pppxif 1576 2 0 2 1 1 0 1 0 8 0 pfstscr 40 1 0 0 1 0 1 1 0 8 0 pffrag 232 2 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 3 0 1 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 pfrktable 1344 1 0 1 1 1 0 1 0 8 0 pfsrclim 320 8 0 8 2 1 1 1 0 8 1 pfanchor 1288 28 0 26 3 2 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 71 0 28 1 0 1 1 0 8 0 pfstkey 128 71 0 28 2 0 2 2 0 8 0 pfstate 448 70 0 28 6 0 6 6 0 8 0 pfrule 1360 32 0 25 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3659 0 3459 32 7 25 31 0 8 8 art_table 40 3660 0 3459 6 1 5 6 0 8 1 art_node 32 916 0 867 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 1 1 1 0 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 72 15 0 0 1 0 1 1 0 8 0 shmpl 120 12 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 0 3 0 3 3 0 8 0 dino2pl 256 2380 0 746 103 0 103 103 0 8 0 ffsino 296 2380 0 746 126 0 126 126 0 8 0 nchpl 144 3001 0 1011 74 0 74 74 0 8 0 rtmask 32 3 0 3 2 1 1 1 0 8 1 vnodes 216 3487 0 0 194 0 194 194 0 8 0 namei 1024 19760 0 19760 4 3 1 2 0 8 1 percpumem 16 158 0 109 1 0 1 1 0 8 0 kstatmem 264 223 0 198 4 1 3 3 0 8 1 scsiplug 72 2 0 2 2 1 1 1 0 8 1 scxspl 216 10202 0 10202 11 10 1 8 1 8 1 plimitpl 152 143 0 127 1 0 1 1 0 8 0 sigapl 424 1720 0 1675 7 1 6 7 0 8 0 knotepl 120 369 0 0 11 0 11 11 0 8 0 kqueuepl 224 184 0 175 1 0 1 1 0 8 0 pipepl 344 450 0 423 9 6 3 9 0 8 0 fdescpl 528 1704 0 1676 3 0 3 3 0 8 0 filepl 160 6583 0 6383 20 8 12 18 0 8 2 lockfpl 104 131 0 128 1 0 1 1 0 8 0 lockfspl 48 62 0 59 1 0 1 1 0 8 0 sessionpl 144 119 0 110 1 0 1 1 0 8 0 pgrppl 48 210 0 194 1 0 1 1 0 8 0 ucredpl 104 931 0 918 1 0 1 1 0 8 0 zombiepl 144 1677 0 1675 1 0 1 1 0 8 0 processpl 1240 1720 0 1675 7 2 5 5 0 8 0 procpl 664 2350 0 2304 7 1 6 6 0 8 0 sosppl 176 1 0 1 1 0 1 1 0 8 1 sockpl 752 958 0 931 8 4 4 7 0 8 1 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 7 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 10 0 0 2 0 2 2 0 8 0 mcl4k 4096 121 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 73 0 0 10 0 10 10 0 8 1 mextrefs 64 26 0 0 1 0 1 1 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 325 0 0 21 0 21 21 0 8 0 bufpl 272 3397 0 107 220 0 220 220 0 8 0 anonpl 32 7473 0 0 61 0 61 61 0 247 0 amapchunkpl 152 32447 0 32102 31 8 23 26 0 158 5 amappl16 200 3055 0 3042 25 23 2 14 0 8 0 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 1367 0 1364 1 0 1 1 0 8 0 amappl13 176 287 0 274 1 0 1 1 0 8 0 amappl12 168 2290 0 2264 2 0 2 2 0 8 0 amappl11 160 4 0 4 1 1 0 1 0 8 0 amappl10 152 68 0 54 1 0 1 1 0 8 0 amappl9 144 277 0 277 1 1 0 1 0 8 0 amappl8 136 398 0 396 1 0 1 1 0 8 0 amappl7 128 327 0 313 1 0 1 1 0 8 0 amappl6 120 896 0 893 1 0 1 1 0 8 0 amappl5 112 97 0 87 1 0 1 1 0 8 0 amappl4 104 524 0 506 1 0 1 1 0 8 0 amappl3 96 6162 0 6090 3 0 3 3 0 8 0 amappl2 88 1542 0 1471 2 0 2 2 0 8 0 amappl1 80 21286 0 20699 15 2 13 15 0 8 0 amappl 88 9769 0 9651 5 0 5 5 0 92 0 uvmvnodes 80 109 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 128 253 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 14 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1704 0 1676 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1704 0 1676 1 0 1 1 0 8 0 vmmpekpl 168 14783 0 14726 4 0 4 4 0 8 0 vmmpepl 168 118691 0 117022 96 14 82 95 0 357 3 vmsppl 488 1703 0 1675 5 0 5 5 0 8 0 rwobjpl 80 35106 0 34118 30 6 24 27 0 8 0 pdppl 4096 3415 0 3350 197 124 73 85 0 8 8 pvpl 32 13868 0 0 112 0 112 112 0 265 0 pmappl 256 1703 0 1675 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 631 0 141 15 0 15 15 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(ffffffff83920a10,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(ffffffff839209f8,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 uvn_io(fffffb806cc24a10,ffff80002a2d3cc8,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243 uvn_get(fffffb806cc24a10,0,ffff80002a2d3d98,ffff80002a2d3d7c,0,1,2e7f3dabe60f1d75,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075 uvm_fault_lower_io(ffff80002a2d3fb0,ffff80002a2d3fe8,ffff80002a2d3e30,ffff80002a2d3e18) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612 uvm_fault_lower(ffff80002a2d3fb0,ffff80002a2d3fe8,ffff80002a2d3f30) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381 uvm_fault(fffffb806cd9f208,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a2d4160,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285 kerntrap(ffff80002a2d4160) 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,ffff80000161a800,1,ffff800045ffcd00) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284 VOP_IOCTL(fffffb8065ab98c0,c4504441,ffff80000161a800,1,fffffb80097fd340,ffff800045ffcd00) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffb806b204608,c4504441,ffff80000161a800,ffff800045ffcd00) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff800045ffcd00,ffff80002a2d4d10,ffff80002a2d4c60) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a2d4d10) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2d4d10) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa96e71691b0, 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153 __mp_lock(ffffffff83a82bc0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a82bc0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 exit1(ffff80002a24aa90,0,0,1) at exit1+0x720 sys/kern/kern_exit.c:260 sys_exit(ffff80002a24aa90,ffff80002a2bc630,ffff80002a2bc580) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a2bc630) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2bc630) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71830f136160, count: -9