witness: lock order reversal: 1st 0xffffffff8397b958 pf_lock (pf_lock) 2nd 0xffffffff839828b0 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> show kasan No such command ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(ffffffff839828b0,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(ffffffff83982898,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 uvn_io(ffffee006af5bd30,ffff800033fb57b8,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243 uvn_get(ffffee006af5bd30,0,ffff800033fb5888,ffff800033fb586c,0,1,2a9375b28e6de9f8,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075 uvm_fault_lower_io(ffff800033fb5aa0,ffff800033fb5ad8,ffff800033fb5920,ffff800033fb5908) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612 uvm_fault_lower(ffff800033fb5aa0,ffff800033fb5ad8,ffff800033fb5a20) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381 uvm_fault(ffffee006cd8a020,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff800033fb5c50,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285 kerntrap(ffff800033fb5c50) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b _copyin() at _copyin+0x5b pfioctl(34900,c4504441,ffff800001606000,1,ffff800045ff22b0) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284 VOP_IOCTL(ffffee0070bd96d8,c4504441,ffff800001606000,1,ffffee00097fd6e8,ffff800045ff22b0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(ffffee0060e4e048,c4504441,ffff800001606000,ffff800045ff22b0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff800045ff22b0,ffff800033fb6800,ffff800033fb6750) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff800033fb6800) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800033fb6800) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x62862382090, count: -18 ddb{1}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff800033fb5570 rbx 0 rdx 0xffff800001602540 rcx 0xffff800045ff22b0 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff800033fb5450 r9 0x8080808080808080 r10 0xc8943422d04ec33b r11 0x8b0c118fa640bcab r12 0xffffee00040d82c0 r13 0xffffee00048c7020 r14 0x3 r15 0xffffffff8353c04c substchar+0x7763 rip 0xffffffff81cff665 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800033fb5560 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=161369 pid=20370 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=0xffff800045ff27e0,0xffff800045ff2d20 process=0xffff800045fec018 user=0xffff800033fb1000, vmspace=0xffffee006cd8a020 estcpu=14, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 18850 498612 35178 0 2 0x40 0 syz-executor 66919 118311 42065 60929 7 0x10 0 syz-executor 66919 113683 42065 60929 3 0x10 0x4000080 fsleep syz-executor 20370 406307 65198 0 2 0 0 syz-executor *20370 161369 65198 0 7 0 0x4000000 syz-executor 17220 180377 27597 0 2 0 0 syz-executor 17220 341380 27597 0 3 0 0x4000080 fsleep syz-executor 82758 499287 49268 0 2 0 0 syz-executor 82758 460996 49268 0 3 0 0x4000080 kqsel syz-executor 82758 460891 49268 0 3 0 0x4000080 fsleep syz-executor 32449 58565 65997 0 3 0 0x80 nanoslp syz-executor 32449 454352 65997 0 3 0 0x4000080 kqread syz-executor 32449 189645 65997 0 3 0 0x4000080 fsleep syz-executor 26525 187418 22866 0 2 0 0 syz-executor 26525 433559 22866 0 3 0 0x4000080 ttyin syz-executor 58671 304212 98399 0 3 0 0x80 nanoslp syz-executor 58671 319383 98399 0 3 0 0x4000080 sbwait syz-executor 58671 124941 98399 0 3 0 0x4000080 fsleep syz-executor 58671 199280 98399 0 3 0 0x4000080 fsleep syz-executor 35178 57413 22913 0 3 0x82 0 ppwait syz-executor 65198 5357 22913 0 3 0x2 0x80 nanoslp syz-executor 42065 400083 22913 0 3 0x2 0x80 nanoslp syz-executor 65997 117844 22913 0 3 0x2 0x80 nanoslp syz-executor 27597 392705 22913 0 3 0x2 0x80 nanoslp syz-executor 49268 48309 22913 0 3 0x2 0x80 nanoslp syz-executor 22866 471906 22913 0 3 0x2 0x80 nanoslp syz-executor 98399 86239 22913 0 3 0x2 0x80 nanoslp syz-executor 22913 419605 93666 0 3 0x2 0x80 kqread syz-executor 93666 35119 3228 0 3 0x100002 0x88 sigsusp ksh 3228 246232 35113 0 3 0x10 0x88 kqread sshd-session 35113 183844 4028 0 3 0x12 0x80 kqread sshd-session 85669 335316 1 0 3 0x100003 0x80 ttyin getty 4028 54906 1 0 3 0 0x88 kqread sshd 65559 24791 67966 74 3 0x1100012 0x80 bpf pflogd 67966 195567 1 0 3 0 0x80 sbwait pflogd 38176 270895 66887 73 3 0x1100010 0x80 kqread syslogd 66887 136638 1 0 3 0x100002 0x80 sbwait syslogd 72612 295947 1 0 3 0x100000 0x80 kqread resolvd 30698 81644 68476 77 3 0x100012 0x80 kqread dhcpleased 50532 279621 68476 77 3 0x100012 0x80 kqread dhcpleased 68476 126401 1 0 3 0 0x80 kqread dhcpleased 52071 216586 0 0 3 0x14000 0x200 bored smr 49543 311108 0 0 2 0x14000 0x200 zerothread 51686 486357 0 0 3 0x14000 0x200 aiodoned aiodoned 53703 229501 0 0 3 0x14000 0x200 syncer update 8043 285335 0 0 3 0x14000 0x200 cleaner cleaner 13336 331620 0 0 3 0x14000 0x200 reaper reaper 9029 213625 0 0 3 0x14000 0x200 pgdaemon pagedaemon 71337 27363 0 0 3 0x14000 0x200 bored viomb 25466 266973 0 0 3 0x14000 0x40000200 acpi0 acpi0 71564 363005 0 0 3 0x14000 0x40000200 idle1 55195 430918 0 0 3 0x14000 0x200 bored softnet1 92692 499461 0 0 2 0x14000 0x200 softnet0 41692 44314 0 0 3 0x14000 0x200 smrbar systqmp 22471 45973 0 0 3 0x14000 0x200 bored systq 50181 146774 0 0 3 0x14000 0x200 tmoslp softclockmp 35453 397568 0 0 3 0x14000 0x40000200 tmoslp softclock 35990 396623 0 0 3 0x14000 0x40000200 idle0 1 142888 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{1}> show all locks Process 66919 (syz-executor) thread 0xffff800045ff2d10 (118311) exclusive rwlock uobjlk r = 0 (0xffffee006ceb6610) #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 uvm_fault+0x1e5 sys/uvm/uvm_fault.c:649 #3 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:194 #4 usertrap+0x430 sys/arch/amd64/amd64/trap.c:648 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xffffee006cf1b8b8) #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_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:194 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:648 #7 recall_trap+0x8 Process 20370 (syz-executor) thread 0xffff800045ff22b0 (161369) exclusive rwlock pf_lock r = 0 (0xffffffff8397b958) #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 (0xffffffff8397b9e8) #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 (0xffffffff83af1800) #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 41692 (systqmp) thread 0xffff800045ffe298 (44314) shared rwlock systqmp r = 0 (0xffffffff839c8c38) #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{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11054 12085K 12149K 166960K 12159 0 pcb 18 12K 12K 166960K 30 0 rtable 237 6K 7K 166960K 385 0 pf 36 18K 18K 166960K 49 0 ifaddr 43 7K 7K 166960K 50 0 ifgroup 55 2K 2K 166960K 59 0 sysctl 1 1K 9K 166960K 5 0 counters 70 37K 37K 166960K 72 0 ioctlops 1 2K 4K 166960K 1490 0 iov 0 0K 12K 166960K 1 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1292 81K 81K 166960K 1381 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 4 0K 0K 166960K 6 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 18 65K 89K 166960K 173 0 proc 71 115K 164K 166960K 584 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 1 0K 0K 166960K 1 0 in_multi 99 6K 6K 166960K 114 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 43 201K 201K 166960K 43 0 exec 0 0K 1K 166960K 403 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 247 168K 177K 166960K 3366 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 43 86K 103K 166960K 1380 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 25 1K 2K 166960K 32 0 temp 34 9118K 9124K 166960K 3754 0 kqueue 13 20K 24K 166960K 29 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 38 0 35 1 0 1 1 0 8 0 rtentry 176 123 0 13 6 0 6 6 0 8 0 unpcb 144 55 0 35 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 15 0 11 1 0 1 1 0 8 0 arp 136 21 0 2 1 0 1 1 0 8 0 inpcb 328 92 0 81 2 0 2 2 0 8 1 nd6 152 27 0 4 1 0 1 1 0 8 0 pkpcb 40 1 0 0 1 0 1 1 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 pfstscr 40 3 0 2 1 0 1 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 pfstitem 24 33 0 0 1 0 1 1 0 8 0 pfstkey 128 35 0 2 2 0 2 2 0 8 0 pfstate 448 33 0 1 4 0 4 4 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 496 0 44 29 0 29 29 0 8 0 art_table 40 497 0 44 5 0 5 5 0 8 0 art_node 32 123 0 22 1 0 1 1 0 8 0 semapl 72 4 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1603 0 129 93 0 93 93 0 8 0 ffsino 296 1603 0 129 114 0 114 114 0 8 0 nchpl 144 1829 0 119 64 0 64 64 0 8 0 vnodes 216 1707 0 0 95 0 95 95 0 8 0 namei 1024 6485 0 6485 3 0 3 3 0 8 3 percpumem 16 52 0 1 1 0 1 1 0 8 0 kstatmem 264 29 0 2 2 0 2 2 0 8 0 scxspl 216 6268 0 6268 3 1 2 2 1 8 2 plimitpl 152 32 0 14 1 0 1 1 0 8 0 sigapl 424 497 0 449 7 0 7 7 0 8 1 knotepl 120 307 0 0 10 0 10 10 0 8 0 kqueuepl 224 30 0 19 1 0 1 1 0 8 0 pipepl 344 135 0 107 3 0 3 3 0 8 0 fdescpl 528 481 0 449 3 0 3 3 0 8 0 filepl 160 1729 0 1499 10 0 10 10 0 8 0 lockfpl 104 23 0 19 1 0 1 1 0 8 0 lockfspl 48 11 0 7 1 0 1 1 0 8 0 sessionpl 144 26 0 17 1 0 1 1 0 8 0 pgrppl 48 35 0 18 1 0 1 1 0 8 0 ucredpl 104 115 0 101 1 0 1 1 0 8 0 zombiepl 144 449 0 449 1 0 1 1 0 8 1 processpl 1240 497 0 449 5 0 5 5 0 8 1 procpl 664 540 0 481 6 0 6 6 0 8 0 sockpl 752 189 0 154 4 0 4 4 0 8 0 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 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 123 0 0 16 0 16 16 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mextrefs 64 20 0 0 1 0 1 1 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 178 0 0 12 0 12 12 0 8 0 bufpl 272 2320 0 102 148 0 148 148 0 8 0 anonpl 32 3801 0 0 31 0 31 31 0 247 0 amapchunkpl 152 9081 0 8567 21 0 21 21 0 158 0 amappl16 200 1753 0 1735 5 0 5 5 0 8 4 amappl15 192 5 0 5 1 0 1 1 0 8 1 amappl14 184 453 0 452 1 0 1 1 0 8 0 amappl13 176 134 0 122 1 0 1 1 0 8 0 amappl12 168 745 0 715 2 0 2 2 0 8 0 amappl11 160 2 0 2 1 0 1 1 0 8 1 amappl10 152 64 0 50 1 0 1 1 0 8 0 amappl9 144 279 0 278 1 0 1 1 0 8 0 amappl8 136 114 0 113 1 0 1 1 0 8 0 amappl7 128 149 0 136 1 0 1 1 0 8 0 amappl6 120 163 0 162 1 0 1 1 0 8 0 amappl5 112 103 0 92 1 0 1 1 0 8 0 amappl4 104 305 0 285 1 0 1 1 0 8 0 amappl3 96 1605 0 1505 3 0 3 3 0 8 0 amappl2 88 597 0 522 2 0 2 2 0 8 0 amappl1 80 10655 0 10052 14 0 14 14 0 8 1 amappl 88 2599 0 2427 4 0 4 4 0 92 0 uvmvnodes 80 101 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 482 0 450 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 482 0 450 1 0 1 1 0 8 0 vmmpekpl 168 6014 0 5974 2 0 2 2 0 8 0 vmmpepl 168 40438 0 38491 87 0 87 87 0 357 0 vmsppl 488 481 0 450 5 0 5 5 0 8 0 rwobjpl 80 14989 0 13964 23 0 23 23 0 8 1 pdppl 4096 971 0 900 99 20 79 83 0 8 8 pvpl 32 10303 0 0 85 1 84 84 0 265 0 pmappl 256 481 0 450 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 424 0 23 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff839bfff0) 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(ffffffff83af1000) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83af1000) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff800033fdfe50,ffff80000006e200) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff83af1000) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83af1000) at __mp_lock+0x192 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff83af1000) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83af1000) at __mp_lock+0x199 sys/kern/kern_lock.c:173 uvm_fault(ffffee006cf1b7b8,19ec71fb000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff800033fe0380,19ec71fb000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:194 usertrap(ffff800033fe0380) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:648 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x78e7535d6080, count: -15 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(ffffffff839828b0,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(ffffffff83982898,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 uvn_io(ffffee006af5bd30,ffff800033fb57b8,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243 uvn_get(ffffee006af5bd30,0,ffff800033fb5888,ffff800033fb586c,0,1,2a9375b28e6de9f8,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075 uvm_fault_lower_io(ffff800033fb5aa0,ffff800033fb5ad8,ffff800033fb5920,ffff800033fb5908) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612 uvm_fault_lower(ffff800033fb5aa0,ffff800033fb5ad8,ffff800033fb5a20) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381 uvm_fault(ffffee006cd8a020,200000001000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff800033fb5c50,200000001200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285 kerntrap(ffff800033fb5c50) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b _copyin() at _copyin+0x5b pfioctl(34900,c4504441,ffff800001606000,1,ffff800045ff22b0) at pfioctl+0x1377 sys/net/pf_ioctl.c:3284 VOP_IOCTL(ffffee0070bd96d8,c4504441,ffff800001606000,1,ffffee00097fd6e8,ffff800045ff22b0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(ffffee0060e4e048,c4504441,ffff800001606000,ffff800045ff22b0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff800045ff22b0,ffff800033fb6800,ffff800033fb6750) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff800033fb6800) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800033fb6800) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x62862382090, count: -18