witness: lock order reversal:
1st 0xfffffd807effa468 vmmaplk (&map->lock)
2nd 0xfffffd8064c973d0 inode (&ip->i_lock)
lock order "&ip->i_lock"(rrwlock) -> "&map->lock"(rwlock) first seen at:
#0 witness_checkorder+0x65e witness_lock_order_add sys/kern/subr_witness.c:2463 [inline]
#0 witness_checkorder+0x65e sys/kern/subr_witness.c:880
#1 rw_enter_read+0x66 sys/kern/kern_rwlock.c:111
#2 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1438
#3 uvm_fault+0x7e sys/uvm/uvm_fault.c:526
#4 kpageflttrap+0x210 sys/arch/amd64/amd64/trap.c:268
#5 kerntrap+0xef sys/arch/amd64/amd64/trap.c:323
#6 alltraps_kern_meltdown+0x7b
#7 copyout+0x53
#8 ffs_read+0x3e2 sys/ufs/ffs/ffs_vnops.c:258
#9 VOP_READ+0xbf sys/kern/vfs_vops.c:253
#10 vn_rdwr+0x10b
#11 vmcmd_map_readvn+0xda sys/kern/exec_subr.c:246
#12 exec_process_vmcmds+0xb2 sys/kern/exec_subr.c:143
#13 sys_execve+0x9ff sys/kern/kern_exec.c:461
#14 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#14 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:589
#15 Xsyscall+0x128
lock order "&map->lock"(rwlock) -> "&ip->i_lock"(rrwlock) first seen at:
#0 witness_checkorder+0x65e witness_lock_order_add sys/kern/subr_witness.c:2463 [inline]
#0 witness_checkorder+0x65e sys/kern/subr_witness.c:880
#1 rw_enter+0xd4
#2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462
#3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:614
#4 vn_lock+0x6c sys/kern/vfs_vnops.c:575
#5 uvn_io+0x2b5 sys/uvm/uvm_vnode.c:1196
#6 uvn_get+0x226 sys/uvm/uvm_vnode.c:1056
#7 uvm_fault+0x1197 sys/uvm/uvm_fault.c:1016
#8 uvm_fault_wire+0x63 sys/uvm/uvm_fault.c:1285
#9 uvm_map_pageable_wire+0x30d sys/uvm/uvm_map.c:2367
#10 sys_mlock+0x180 sys/uvm/uvm_mmap.c:772
#11 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#11 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:589
#12 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:398
witness_checkorder(fffffd8064c973d0,9,0) at witness_checkorder+0xf5a witness_debugger sys/kern/subr_witness.c:2490 [inline]
witness_checkorder(fffffd8064c973d0,9,0) at witness_checkorder+0xf5a sys/kern/subr_witness.c:1087
rw_enter(fffffd8064c973c0,81) at rw_enter+0xd4
rrw_enter(fffffd8064c973c0,81) at rrw_enter+0x88 sys/kern/kern_rwlock.c:462
VOP_LOCK(fffffd805b24d5b8,81) at VOP_LOCK+0x4b sys/kern/vfs_vops.c:614
vn_lock(fffffd805b24d5b8,81) at vn_lock+0x6c sys/kern/vfs_vnops.c:575
uvn_io(fffffd805b1ee5b8,ffff800021aff908,1,2,0) at uvn_io+0x2b5 sys/uvm/uvm_vnode.c:1196
uvn_get(fffffd805b1ee5b8,0,ffff800021affb60,ffff800021affafc,0,3) at uvn_get+0x226 sys/uvm/uvm_vnode.c:1056
uvm_fault(fffffd807effa450,20ffc000,2,3) at uvm_fault+0x1197 sys/uvm/uvm_fault.c:1016
uvm_fault_wire(fffffd807effa450,20ffc000,20ffd000,3) at uvm_fault_wire+0x63 sys/uvm/uvm_fault.c:1285
uvm_map_pageable_wire(fffffd807effa450,fffffd805fa7c7b0,fffffd805af35888,11e,0,0) at uvm_map_pageable_wire+0x30d sys/uvm/uvm_map.c:2367
sys_mlock(ffff8000212b1160,ffff800021affd48,ffff800021affd90) at sys_mlock+0x180 sys/uvm/uvm_mmap.c:772
syscall(ffff800021affe10) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800021affe10) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:589
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xbc240582a40, count: -14
ddb{1}> show registers
rdi 0x3
rsi 0x40000 acpi_pdirpa+0x2be68
rbp 0xffff800021aff560
rbx 0x3
rdx 0xffff800000ac3ac0
rcx 0x3
rax 0x3ffff acpi_pdirpa+0x2be67
r8 0xffffffff821331b3 witness_checkorder+0xf33
r9 0x5
r10 0xabf87418a095b76d
r11 0x7a2ee8c88e28509f
r12 0xffffffff82879ed0 w_lodata+0x54430
r13 0
r14 0xffffffff82866c30 w_lodata+0x41190
r15 0xfffffd8002c91500
rip 0xffffffff81cb19d8 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff800021aff550
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor.0) pid=193534 stat=onproc
flags process=0 proc=4000000<THREAD>
pri=32, usrpri=86, nice=20
forw=0xffffffffffffffff, list=0xffff8000212b0018,0xffffffff828804a8
process=0xffff800021272bd8 user=0xffff800021afa000, vmspace=0xfffffd807effa450
estcpu=36, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
17263 182539 8975 0 7 0 syz-executor.0
*17263 193534 8975 0 7 0x4000000 syz-executor.0
78212 366206 77773 0 3 0x2 biowait syz-executor.1
8975 265389 77773 0 3 0x82 nanosleep syz-executor.0
77773 264977 60289 0 3 0x82 kqread syz-fuzzer
77773 474737 60289 0 3 0x4000082 nanosleep syz-fuzzer
77773 221058 60289 0 3 0x4000082 thrsleep syz-fuzzer
77773 310261 60289 0 3 0x4000082 thrsleep syz-fuzzer
77773 327387 60289 0 3 0x4000082 thrsleep syz-fuzzer
77773 503122 60289 0 3 0x4000082 thrsleep syz-fuzzer
77773 300178 60289 0 3 0x4000082 thrsleep syz-fuzzer
77773 137073 60289 0 3 0x4000082 nanosleep syz-fuzzer
60289 515714 36689 0 3 0x10008a pause ksh
36689 486125 80015 0 3 0x92 select sshd
37796 343091 1 0 3 0x100083 ttyin getty
80015 323655 1 0 3 0x80 select sshd
75512 40689 46263 74 3 0x100092 bpf pflogd
46263 3628 1 0 3 0x80 netio pflogd
84867 235397 35864 73 3 0x100090 kqread syslogd
35864 485686 1 0 3 0x100082 netio syslogd
94013 148040 1 77 3 0x100090 poll dhclient
33110 137912 1 0 3 0x80 poll dhclient
18169 29949 0 0 3 0x14200 bored smr
85942 483587 0 0 3 0x14200 pgzero zerothread
65768 218505 0 0 3 0x14200 aiodoned aiodoned
61634 162276 0 0 3 0x14200 syncer update
33165 338219 0 0 3 0x14200 cleaner cleaner
89947 382764 0 0 3 0x14200 reaper reaper
52983 463503 0 0 3 0x14200 pgdaemon pagedaemon
11303 277899 0 0 3 0x14200 bored crynlk
23741 506681 0 0 3 0x14200 bored crypto
81109 184310 0 0 3 0x14200 bored viomb
6516 175533 0 0 3 0x40014200 acpi0 acpi0
28537 466741 0 0 3 0x40014200 idle1
83830 257694 0 0 3 0x14200 bored softnet
5023 107308 0 0 3 0x14200 bored systqmp
10574 463788 0 0 3 0x14200 bored systq
47612 149002 0 0 3 0x40014200 bored softclock
54559 345485 0 0 3 0x40014200 idle0
1 153344 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
Process 17263 (syz-executor.0) thread 0xffff8000212b1160 (193534)
shared rwlock vmmaplk r = 0 (0xfffffd807effa468)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164
#1 rw_enter+0x446 sys/kern/kern_rwlock.c:311
#2 vm_map_lock_ln+0xda sys/uvm/uvm_map.c:5452
#3 uvm_map_pageable+0x120 sys/uvm/uvm_map.c:2463
#4 sys_mlock+0x180 sys/uvm/uvm_mmap.c:772
#5 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#5 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:589
#6 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828806b8)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164
#1 syscall+0x3fd mi_syscall sys/sys/syscall_mi.h:93 [inline]
#1 syscall+0x3fd sys/arch/amd64/amd64/trap.c:589
#2 Xsyscall+0x128
Process 78212 (syz-executor.1) thread 0xffff8000212b0c70 (366206)
exclusive rrwlock inode r = 0 (0xfffffd8064c971b0)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164
#1 rw_enter+0x446 sys/kern/kern_rwlock.c:311
#2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462
#3 ufs_ihashins+0x45 sys/ufs/ufs/ufs_ihash.c:140
#4 ffs_vget+0x135 sys/ufs/ffs/ffs_vfsops.c:1350
#5 ffs_inode_alloc+0x1e1 sys/ufs/ffs/ffs_alloc.c:394
#6 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162
#7 VOP_MKDIR+0xc6 sys/kern/vfs_vops.c:459
#8 domkdirat+0x121 sys/kern/vfs_syscalls.c:3064
#9 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#9 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:589
#10 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd8064c97a30)
#0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164
#1 rw_enter+0x446 sys/kern/kern_rwlock.c:311
#2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462
#3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:614
#4 vn_lock+0x6c sys/kern/vfs_vnops.c:575
#5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419
#6 namei+0x5f7 sys/kern/vfs_lookup.c:249
#7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3049
#8 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#8 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:589
#9 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 9482 6415K 6418K 78643K 10580 0
pcb 13 8K 8K 78643K 17 0
rtable 105 3K 3K 78643K 199 0
ifaddr 44 10K 10K 78643K 45 0
counters 43 33K 33K 78643K 43 0
ioctlops 0 0K 4K 78643K 2230 0
iov 0 0K 0K 78643K 1944 0
mount 1 1K 1K 78643K 1 0
vnodes 1221 77K 77K 78643K 1226 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 5K 78643K 3 0
VM map 2 1K 1K 78643K 2 0
sem 2 0K 0K 78643K 2 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1825 197K 290K 78643K 13109 0
file desc 5 13K 25K 78643K 25671 0
proc 59 63K 83K 78643K 447 0
subproc 32 2K 2K 78643K 34 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 33 2K 2K 78643K 33 0
ether_multi 1 0K 0K 78643K 1 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 31 148K 148K 78643K 31 0
exec 0 0K 2K 78643K 358 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 379 50K 50K 78643K 52693 0
UVM aobj 3 2K 2K 78643K 3 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
NDP 6 0K 0K 78643K 10 0
temp 68 3952K 4016K 78643K 53326 0
kqueue 3 4K 9K 78643K 1639 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
arp 64 6 0 0 1 0 1 1 0 8 0
plcache 128 20 0 0 1 0 1 1 0 8 0
rtpcb 96 19 0 17 1 0 1 1 0 8 0
rtentry 112 45 0 1 2 0 2 2 0 8 0
unpcb 120 45 0 35 1 0 1 1 0 8 0
syncache 272 4 0 4 1 1 0 1 0 8 0
tcpqe 32 288 0 288 1 1 0 1 0 8 0
tcpcb 592 10 0 6 1 0 1 1 0 8 0
inpcb 296 43 0 36 1 0 1 1 0 8 0
nd6 48 6 0 0 1 0 1 1 0 8 0
kcovpl 48 2 0 0 1 0 1 1 0 8 0
pfosfp 40 846 0 423 5 0 5 5 0 8 0
pfosfpen 112 1428 0 714 21 0 21 21 0 8 0
pfstitem 24 12 0 10 1 0 1 1 0 8 0
pfstkey 112 12 0 10 1 0 1 1 0 8 0
pfstate 328 12 0 10 1 0 1 1 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 256 188 0 0 12 0 12 12 0 8 0
art_table 32 189 0 0 2 0 2 2 0 8 0
art_node 16 44 0 4 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 27065 0 25660 88 0 88 88 0 8 0
ffsino 272 27065 0 25660 95 1 94 94 0 8 0
nchpl 144 52938 0 51333 60 0 60 60 0 8 0
uvmvnodes 72 5926 0 0 108 0 108 108 0 8 0
vnodes 208 5926 0 0 312 0 312 312 0 8 0
namei 1024 107666 0 107665 2 1 1 1 0 8 0
percpumem 16 32 0 0 1 0 1 1 0 8 0
scxspl 192 159929 0 159928 10 9 1 7 0 8 0
plimitpl 152 15 0 7 1 0 1 1 0 8 0
sigapl 424 25887 0 25855 4 0 4 4 0 8 0
futexpl 56 103178 0 103178 1 0 1 1 0 8 1
knotepl 112 907 0 887 1 0 1 1 0 8 0
kqueuepl 152 27342 0 27340 1 0 1 1 0 8 0
pipepl 304 80 0 69 2 0 2 2 0 8 1
fdescpl 496 25871 0 25855 3 0 3 3 0 8 0
filepl 152 54923 0 54819 6 1 5 5 0 8 1
lockfpl 104 11 0 10 1 0 1 1 0 8 0
lockfspl 48 6 0 5 1 0 1 1 0 8 0
sessionpl 120 18 0 7 1 0 1 1 0 8 0
pgrppl 48 18 0 7 1 0 1 1 0 8 0
ucredpl 96 59 0 50 1 0 1 1 0 8 0
zombiepl 144 25855 0 25855 2 1 1 1 0 8 1
processpl 1008 25887 0 25855 5 0 5 5 0 8 0
procpl 632 51861 0 51821 4 0 4 4 0 8 0
sockpl 400 107 0 88 5 2 3 3 0 8 1
mcl64k 65536 3 0 0 1 0 1 1 0 8 0
mcl16k 16384 17 0 0 3 0 3 3 0 8 0
mcl12k 12288 25 0 0 2 0 2 2 0 8 0
mcl9k 9216 9 0 0 1 0 1 1 0 8 0
mcl8k 8192 21 0 0 3 0 3 3 0 8 0
mcl4k 4096 25 0 0 3 0 3 3 0 8 0
mcl2k2 2112 5 0 0 1 0 1 1 0 8 0
mcl2k 2048 268 0 0 30 5 25 30 0 8 0
mtagpl 96 1 0 0 1 0 1 1 0 8 0
mbufpl 256 647 0 0 23 1 22 22 0 8 0
bufpl 280 29139 0 22891 447 0 447 447 0 8 0
anonpl 16 1596069 0 1537732 237 2 235 235 0 124 0
amapchunkpl 152 81022 0 78906 83 1 82 82 0 158 0
amappl16 192 66071 0 64546 77 0 77 77 0 8 0
amappl15 184 2 0 1 2 1 1 1 0 8 0
amappl14 176 25 0 19 1 0 1 1 0 8 0
amappl13 168 776 0 774 1 0 1 1 0 8 0
amappl12 160 12762 0 12755 1 0 1 1 0 8 0
amappl11 152 61 0 45 1 0 1 1 0 8 0
amappl10 144 15 0 12 1 0 1 1 0 8 0
amappl9 136 372 0 372 2 2 0 1 0 8 0
amappl8 128 26007 0 25936 3 0 3 3 0 8 0
amappl7 120 249 0 241 1 0 1 1 0 8 0
amappl6 112 70 0 58 1 0 1 1 0 8 0
amappl5 104 26013 0 25996 1 0 1 1 0 8 0
amappl4 96 13732 0 13705 1 0 1 1 0 8 0
amappl3 88 2154 0 2143 1 0 1 1 0 8 0
amappl2 80 180206 0 180139 2 0 2 2 0 8 0
amappl1 72 720220 0 719737 25 15 10 19 0 8 0
amappl 80 52377 0 52078 7 0 7 7 0 84 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 64 2 0 0 1 0 1 1 0 8 0
uaddrrnd 24 25871 0 25855 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 25871 0 25855 1 0 1 1 0 8 0
vmmpekpl 168 63462 0 63428 2 0 2 2 0 8 0
vmmpepl 168 3146855 0 3143839 218 80 138 192 0 357 4
vmsppl 368 25870 0 25855 2 0 2 2 0 8 0
pdppl 4096 51749 0 51710 7 1 6 6 0 8 1
pvpl 32 8260861 0 8199342 513 11 502 502 0 265 3
pmappl 232 25870 0 25855 2 1 1 2 0 8 0
extentpl 40 57 0 39 1 0 1 1 0 8 0
phpool 112 284 0 15 8 0 8 8 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp
ddb{0}> trace
x86_ipi_db(ffffffff8274fff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x37 kd_curproc sys/dev/kcov.c:570 [inline]
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x37 sys/dev/kcov.c:143
__mp_lock(ffffffff828804b0) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff828804b0) at __mp_lock+0x133 sys/kern/kern_lock.c:147
intr_handler(ffff80002350d7f0,ffff80000065a300) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532
Xintr_ioapic_edge4_untramp() at Xintr_ioapic_edge4_untramp+0x19f
__mp_lock(ffffffff828804b0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff828804b0) at __mp_lock+0x122 sys/kern/kern_lock.c:147
intr_handler(ffff80002350d940,ffff80000006ba00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532
Xintr_ioapic_edge17_untramp() at Xintr_ioapic_edge17_untramp+0x19f
end of kernel
end trace frame: 0x7f7fffff5dd0, count: -10
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:398
witness_checkorder(fffffd8064c973d0,9,0) at witness_checkorder+0xf5a witness_debugger sys/kern/subr_witness.c:2490 [inline]
witness_checkorder(fffffd8064c973d0,9,0) at witness_checkorder+0xf5a sys/kern/subr_witness.c:1087
rw_enter(fffffd8064c973c0,81) at rw_enter+0xd4
rrw_enter(fffffd8064c973c0,81) at rrw_enter+0x88 sys/kern/kern_rwlock.c:462
VOP_LOCK(fffffd805b24d5b8,81) at VOP_LOCK+0x4b sys/kern/vfs_vops.c:614
vn_lock(fffffd805b24d5b8,81) at vn_lock+0x6c sys/kern/vfs_vnops.c:575
uvn_io(fffffd805b1ee5b8,ffff800021aff908,1,2,0) at uvn_io+0x2b5 sys/uvm/uvm_vnode.c:1196
uvn_get(fffffd805b1ee5b8,0,ffff800021affb60,ffff800021affafc,0,3) at uvn_get+0x226 sys/uvm/uvm_vnode.c:1056
uvm_fault(fffffd807effa450,20ffc000,2,3) at uvm_fault+0x1197 sys/uvm/uvm_fault.c:1016
uvm_fault_wire(fffffd807effa450,20ffc000,20ffd000,3) at uvm_fault_wire+0x63 sys/uvm/uvm_fault.c:1285
uvm_map_pageable_wire(fffffd807effa450,fffffd805fa7c7b0,fffffd805af35888,11e,0,0) at uvm_map_pageable_wire+0x30d sys/uvm/uvm_map.c:2367
sys_mlock(ffff8000212b1160,ffff800021affd48,ffff800021affd90) at sys_mlock+0x180 sys/uvm/uvm_mmap.c:772
syscall(ffff800021affe10) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800021affe10) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:589
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xbc240582a40, count: -14