witness: lock order reversal:
1st 0xffffffff838de798 pf_lock (pf_lock)
2nd 0xffffffff839d34c0 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:283
#7 kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528
#8 alltraps_kern_meltdown+0x7b
#9 _copyin+0x5b
#10 pfioctl+0x13ff sys/net/pf_ioctl.c:3238
#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:783
#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:3057 [inline]
#2 if_addgroup+0x2f8 sys/net/if.c:3095
#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+0x37a sys/arch/amd64/pci/acpipci.c:231
#13 acpipci_attach_busses+0x93 sys/arch/amd64/pci/acpipci.c:239
#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(ffffffff839d34c0,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1
rw_do_enter_write(ffffffff839d34a8,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234
uvn_io(ffffee006c8de970,ffff80003c404568,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243
uvn_get(ffffee006c8de970,0,ffff80003c404638,ffff80003c40461c,0,1,4a5392826e54117d,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075
uvm_fault_lower_io(ffff80003c404850,ffff80003c404888,ffff80003c4046d0,ffff80003c4046b8) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612
uvm_fault_lower(ffff80003c404850,ffff80003c404888,ffff80003c4047d0) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381
uvm_fault(ffffee006ccf33f0,200000000000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1
kpageflttrap(ffff80003c404a00,200000000200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:283
kerntrap(ffff80003c404a00) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
_copyin() at _copyin+0x5b
pfioctl(44900,c4504441,ffff800001617800,1,ffff800032b95a18) at pfioctl+0x13ff sys/net/pf_ioctl.c:3238
VOP_IOCTL(ffffee00650ef038,c4504441,ffff800001617800,1,ffffee00097fd680,ffff800032b95a18) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(ffffee006cac4378,c4504441,ffff800001617800,ffff800032b95a18) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800032b95a18,ffff80003c4055b0,ffff80003c405500) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80003c4055b0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c4055b0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xff7899f1fd0, count: -18
ddb{0}> show registers
rdi 0
rsi 0x80000 acpi_pdirpa+0x6be71
rbp 0xffff80003c404320
rbx 0
rdx 0xffff80000160dd80
rcx 0xffff800032b95a18
rax 0x7ffff acpi_pdirpa+0x6be70
r8 0xffff80003c404200
r9 0x8080808080808080
r10 0xa3093c008261e92d
r11 0x453fa26ec9c99a2d
r12 0xffffee00040b92c0
r13 0xffffee00048a8928
r14 0x3
r15 0xffffffff83529885 substchar+0xb725
rip 0xffffffff82e646e5 db_enter+0x25
cs 0x8
rflags 0x246
rsp 0xffff80003c404310
ss 0x10
db_enter+0x25: addq $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor) tid=121432 pid=98694 tcnt=2 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=81, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff800032b927e8,0xffff800032b94038
process=0xffff80003c488030 user=0xffff80003c400000, vmspace=0xffffee006ccf33f0
estcpu=31, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb{0}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
6343 338952 72388 0 2 0 0 syz-executor
6343 53680 72388 0 2 0 0x4000000 syz-executor
25976 130539 35908 0 2 0 0 syz-executor
25976 243562 35908 0 3 0 0x4000080 fifor syz-executor
11524 73008 53578 0 2 0 0 syz-executor
11524 460060 53578 0 3 0 0x4000080 fsleep syz-executor
11524 415386 53578 0 3 0 0x4000080 fsleep syz-executor
98694 302954 32058 0 2 0 0 syz-executor
*98694 121432 32058 0 7 0 0x4000000 syz-executor
41864 24510 30571 60929 2 0x10 0 syz-executor
41864 360702 30571 60929 3 0x10 0x4000080 kqsel syz-executor
41864 309422 30571 60929 3 0x10 0x4000080 fsleep syz-executor
93224 415388 0 0 3 0x14000 0x280 nfsidl nfsio
92298 134186 0 0 3 0x14000 0x280 nfsidl nfsio
58260 94445 0 0 3 0x14000 0x280 nfsidl nfsio
3833 68061 0 0 3 0x14000 0x280 nfsidl nfsio
20249 142051 0 0 3 0x14000 0x280 nfsidl nfsio
24294 278024 0 0 3 0x14000 0x280 nfsidl nfsio
68589 216170 0 0 3 0x14000 0x280 nfsidl nfsio
9020 166137 0 0 3 0x14000 0x280 nfsidl nfsio
23891 512731 0 0 3 0x14000 0x280 nfsidl nfsio
17902 199427 0 0 3 0x14000 0x280 nfsidl nfsio
17062 364568 0 0 3 0x14000 0x280 nfsidl nfsio
29524 356894 0 0 3 0x14000 0x280 nfsidl nfsio
89539 278547 0 0 3 0x14000 0x280 nfsidl nfsio
93245 121532 0 0 3 0x14000 0x280 nfsidl nfsio
10011 324691 0 0 3 0x14000 0x280 nfsidl nfsio
2080 252420 0 0 3 0x14000 0x280 nfsidl nfsio
71723 232747 0 0 3 0x14000 0x280 nfsidl nfsio
99960 410345 0 0 3 0x14000 0x280 nfsidl nfsio
66817 391741 0 0 3 0x14000 0x280 nfsidl nfsio
12067 414601 0 0 3 0x14000 0x280 nfsidl nfsio
32058 396518 62740 0 3 0x2 0x80 nanoslp syz-executor
30571 36046 62740 0 3 0x2 0x80 nanoslp syz-executor
53578 21466 62740 0 3 0x2 0x80 nanoslp syz-executor
35908 104285 62740 0 3 0x2 0x80 nanoslp syz-executor
45243 372330 62740 0 3 0x2 0x80 wait syz-executor
72388 49570 62740 0 3 0x2 0x80 nanoslp syz-executor
41399 86756 62740 0 2 0x2 0 syz-executor
79911 456386 62740 0 3 0x2 0 biowait syz-executor
62740 94232 70306 0 3 0x2 0x80 kqread syz-executor
70306 73092 88050 0 3 0x100002 0x88 sigsusp ksh
88050 486098 54161 0 3 0x10 0x88 kqread sshd-session
54161 188784 51094 0 3 0x12 0x80 kqread sshd-session
475 248294 1 0 3 0x100003 0x80 ttyin getty
51094 474578 1 0 3 0 0x88 kqread sshd
18134 522122 51388 74 3 0x1100012 0x80 bpf pflogd
51388 444475 1 0 3 0 0x80 sbwait pflogd
20462 135937 24096 73 3 0x1100010 0x80 kqread syslogd
24096 374511 1 0 3 0x100002 0x80 sbwait syslogd
14309 437518 1 0 3 0x100000 0x80 kqread resolvd
72910 255716 94593 77 3 0x100012 0x80 kqread dhcpleased
76228 45 94593 77 3 0x100012 0x80 kqread dhcpleased
94593 344218 1 0 3 0 0x80 kqread dhcpleased
73055 131649 0 0 3 0x14000 0x200 bored smr
83565 119010 0 0 2 0x14000 0x200 zerothread
72210 110667 0 0 3 0x14000 0x200 aiodoned aiodoned
63120 197569 0 0 3 0x14000 0x200 syncer update
10229 401572 0 0 3 0x14000 0x200 cleaner cleaner
48092 27838 0 0 3 0x14000 0x200 reaper reaper
98261 431594 0 0 3 0x14000 0x200 pgdaemon pagedaemon
35822 155490 0 0 3 0x14000 0x200 bored viomb
84690 231647 0 0 3 0x14000 0x40000200 acpi0 acpi0
95385 508331 0 0 7 0x14000 0x40000200 idle1
89425 96012 0 0 3 0x14000 0x200 bored softnet1
79179 368442 0 0 3 0x14000 0x200 bored softnet0
51034 508445 0 0 3 0x14000 0x200 smrbar systqmp
12846 157847 0 0 3 0x14000 0x200 bored systq
1587 294802 0 0 3 0x14000 0x200 tmoslp softclockmp
80759 267869 0 0 3 0x14000 0x40000200 tmoslp softclock
9929 259663 0 0 3 0x14000 0x40000200 idle0
1 242690 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10000 0x200 scheduler swapper
ddb{0}> show all locks
Process 98694 (syz-executor) thread 0xffff800032b95a18 (121432)
exclusive rwlock pf_lock r = 0 (0xffffffff838de798)
#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+0x13ca sys/net/pf_ioctl.c:3238
#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:783
#7 Xsyscall+0x128
exclusive rwlock pfioctl_rw r = 0 (0xffffffff838de828)
#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:2075
#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:783
#7 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83aafe80)
#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:783
#4 Xsyscall+0x128
Process 79911 (syz-executor) thread 0xffff80002a222540 (456386)
exclusive rrwlock inode r = 0 (0xffffee006edb16b8)
#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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576
#5 vget+0x2a2 sys/kern/vfs_subr.c:692
#6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98
#7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203
#8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478
#9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
#10 vfs_lookup+0x963 sys/kern/vfs_lookup.c:580
#11 namei+0x7c5 sys/kern/vfs_lookup.c:250
#12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1807
#13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
#14 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xffffee0079c4b300)
#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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576
#5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431
#6 namei+0x7c5 sys/kern/vfs_lookup.c:250
#7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1807
#8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
#9 Xsyscall+0x128
Process 51034 (systqmp) thread 0xffff800045ffe000 (508445)
shared rwlock systqmp r = 0 (0xffffffff838f1728)
#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 11064 12084K 12397K 166960K 12430 0
pcb 17 13K 14K 166960K 121 0
rtable 222 6K 7K 166960K 384 0
pf 36 18K 25K 166960K 83 0
ifaddr 45 8K 8K 166960K 58 0
ifgroup 55 2K 2K 166960K 75 0
sysctl 4 1K 9K 166960K 9 0
counters 70 37K 37K 166960K 88 0
ioctlops 1 2K 4K 166960K 1552 0
iov 0 0K 18K 166960K 77 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1364 86K 86K 166960K 1610 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 5K 166960K 4 0
VM map 2 1K 1K 166960K 2 0
sem 11 0K 0K 166960K 79 0
dirhash 12 2K 2K 166960K 18 0
ACPI 1734 201K 291K 166960K 11964 0
file desc 16 57K 89K 166960K 385 0
sigio 0 0K 0K 166960K 1 0
proc 72 115K 164K 166960K 569 0
subproc 72 4K 4K 166960K 72 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 27 0
in_multi 102 7K 7K 166960K 113 0
ether_multi 1 0K 0K 166960K 3 0
mrt 1 0K 0K 166960K 16 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 91 413K 413K 166960K 91 0
exec 0 0K 1K 166960K 474 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 230 167K 181K 166960K 5323 0
UVM aobj 11 4K 4K 166960K 12 0
pinsyscall 41 82K 106K 166960K 1581 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 15 0
NDP 12 0K 2K 166960K 36 0
temp 38 9118K 9134K 166960K 15708 0
kqueue 15 24K 26K 166960K 66 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 52 0 49 1 0 1 1 0 8 0
rtentry 176 119 0 18 6 0 6 6 0 8 0
unpcb 144 146 0 125 1 0 1 1 0 8 0
syncache 336 11 0 11 1 0 1 1 0 8 1
tcpcb 736 64 0 59 1 0 1 1 0 8 0
arp 136 20 0 0 1 0 1 1 0 8 0
inpcb 328 345 0 335 7 2 5 5 0 8 3
nd6 152 27 0 3 1 0 1 1 0 8 0
pkpcb 40 1 0 1 1 0 1 1 0 8 1
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1192 7 0 7 1 0 1 1 0 8 1
pppxif 1576 1 0 1 1 0 1 1 0 8 1
pfstscr 40 3 0 2 1 0 1 1 0 8 0
pffrag 232 4 0 0 1 0 1 1 0 482 0
pffrnode 88 4 0 0 1 0 1 1 0 8 0
pffrent 40 6 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
pfanchor 1288 3 0 3 1 0 1 1 0 8 1
pfqueue 320 1 0 1 1 1 0 1 0 8 0
pfstitem 24 52 0 2 1 0 1 1 0 8 0
pfstkey 128 54 0 4 2 0 2 2 0 8 0
pfstate 448 52 0 3 6 0 6 6 0 8 0
pfrule 1360 22 0 15 2 0 2 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 560 0 63 34 0 34 34 0 8 1
art_table 40 561 0 63 6 0 6 6 0 8 0
art_node 32 119 0 28 1 0 1 1 0 8 0
sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0
semapl 72 77 0 68 1 0 1 1 0 8 0
shmpl 112 9 0 1 1 0 1 1 0 8 0
dirhash 1024 21 0 4 3 0 3 3 0 8 0
dino2pl 256 1996 0 531 93 0 93 93 0 8 0
ffsino 296 1996 0 531 114 0 114 114 0 8 0
nchpl 144 2541 0 837 64 0 64 64 0 8 0
rtmask 32 1 0 1 1 0 1 1 0 8 1
vnodes 216 2263 0 0 126 0 126 126 0 8 0
namei 1024 8536 0 8536 2 1 1 2 0 8 1
percpumem 16 60 0 9 1 0 1 1 0 8 0
kstatmem 264 41 0 14 2 0 2 2 0 8 0
scsiplug 72 1 0 1 1 0 1 1 0 8 1
scxspl 216 9917 0 9916 11 8 3 8 1 8 2
plimitpl 152 59 0 42 1 0 1 1 0 8 0
sigapl 424 734 0 668 9 1 8 8 0 8 0
knotepl 120 552 0 0 17 0 17 17 0 8 0
kqueuepl 224 132 0 120 3 0 3 3 0 8 2
pipepl 344 155 0 128 3 0 3 3 0 8 0
fdescpl 528 698 0 668 3 0 3 3 0 8 0
filepl 160 3363 0 3141 14 0 14 14 0 8 3
lockfpl 104 191 0 189 1 0 1 1 0 8 0
lockfspl 48 58 0 56 1 0 1 1 0 8 0
sessionpl 144 33 0 24 1 0 1 1 0 8 0
pgrppl 48 43 0 26 1 0 1 1 0 8 0
ucredpl 104 418 0 403 1 0 1 1 0 8 0
zombiepl 144 669 0 668 1 0 1 1 0 8 0
processpl 1232 734 0 668 7 1 6 6 0 8 0
procpl 664 1169 0 1096 7 0 7 7 0 8 0
sockpl 752 553 0 519 10 2 8 8 0 8 4
mcl64k 65536 7 0 0 1 0 1 1 0 8 0
mcl16k 16384 6 0 0 1 0 1 1 0 8 0
mcl12k 12288 4 0 0 1 0 1 1 0 8 0
mcl8k 8192 4 0 0 1 0 1 1 0 8 0
mcl4k 4096 115 0 0 15 0 15 15 0 8 0
mcl2k2 2112 2 0 0 1 0 1 1 0 8 0
mcl2k 2048 30 0 0 4 0 4 4 0 8 0
mextrefs 64 31 0 0 1 0 1 1 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 241 0 0 16 0 16 16 0 8 0
bufpl 272 3959 0 106 257 0 257 257 0 8 0
anonpl 32 7593 0 0 62 0 62 62 0 247 0
amapchunkpl 152 16342 0 15873 30 2 28 28 0 158 7
amappl16 200 2390 0 2361 15 8 7 14 0 8 4
amappl15 192 2 0 2 1 1 0 1 0 8 0
amappl14 184 442 0 441 1 0 1 1 0 8 0
amappl13 176 144 0 132 1 0 1 1 0 8 0
amappl12 168 958 0 929 2 0 2 2 0 8 0
amappl11 160 5 0 5 1 1 0 1 0 8 0
amappl10 152 65 0 51 1 0 1 1 0 8 0
amappl9 144 281 0 280 2 1 1 1 0 8 0
amappl8 136 102 0 100 1 0 1 1 0 8 0
amappl7 128 156 0 142 1 0 1 1 0 8 0
amappl6 120 152 0 151 1 0 1 1 0 8 0
amappl5 112 102 0 91 1 0 1 1 0 8 0
amappl4 104 303 0 284 1 0 1 1 0 8 0
amappl3 96 3165 0 3054 4 0 4 4 0 8 0
amappl2 88 568 0 506 2 0 2 2 0 8 0
amappl1 80 11497 0 10895 15 2 13 15 0 8 0
amappl 88 4527 0 4369 5 0 5 5 0 92 0
uvmvnodes 80 107 0 0 3 0 3 3 0 8 0
dma8192 8192 1 0 1 1 0 1 1 0 8 1
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 1 1 1 0 8 1
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 11 0 1 1 0 1 1 0 8 0
uaddrrnd 24 698 0 668 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 698 0 668 1 0 1 1 0 8 0
vmmpekpl 168 7635 0 7594 3 0 3 3 0 8 1
vmmpepl 168 52791 0 50926 97 4 93 97 0 357 6
vmsppl 488 697 0 668 5 1 4 5 0 8 0
rwobjpl 80 17843 0 16794 27 2 25 27 0 8 0
pdppl 4096 1403 0 1336 95 24 71 83 0 8 4
pvpl 32 15148 0 0 124 1 123 123 0 265 0
pmappl 256 697 0 668 3 0 3 3 0 8 0
extentpl 40 46 0 28 1 0 1 1 0 8 0
phpool 112 540 0 27 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(ffffffff839d34c0,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1
rw_do_enter_write(ffffffff839d34a8,0) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234
uvn_io(ffffee006c8de970,ffff80003c404568,1,202,0) at uvn_io+0x54c sys/uvm/uvm_vnode.c:1243
uvn_get(ffffee006c8de970,0,ffff80003c404638,ffff80003c40461c,0,1,4a5392826e54117d,1) at uvn_get+0x31d sys/uvm/uvm_vnode.c:1075
uvm_fault_lower_io(ffff80003c404850,ffff80003c404888,ffff80003c4046d0,ffff80003c4046b8) at uvm_fault_lower_io+0x2ce sys/uvm/uvm_fault.c:1612
uvm_fault_lower(ffff80003c404850,ffff80003c404888,ffff80003c4047d0) at uvm_fault_lower+0x28d sys/uvm/uvm_fault.c:1381
uvm_fault(ffffee006ccf33f0,200000000000,0,1) at uvm_fault+0x274 sys/uvm/uvm_fault.c:-1
kpageflttrap(ffff80003c404a00,200000000200) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:283
kerntrap(ffff80003c404a00) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
_copyin() at _copyin+0x5b
pfioctl(44900,c4504441,ffff800001617800,1,ffff800032b95a18) at pfioctl+0x13ff sys/net/pf_ioctl.c:3238
VOP_IOCTL(ffffee00650ef038,c4504441,ffff800001617800,1,ffffee00097fd680,ffff800032b95a18) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(ffffee006cac4378,c4504441,ffff800001617800,ffff800032b95a18) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800032b95a18,ffff80003c4055b0,ffff80003c405500) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80003c4055b0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c4055b0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xff7899f1fd0, 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
acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224
sched_idle(ffff80002999dff0) at sched_idle+0x371 sys/kern/kern_sched.c:192
end trace frame: 0x0, count: -5