panic: uvm_fault_unwire_locked: address not inW AmRaNIpNG:
SPSLt NarOtTin Lg OWsEtaREckD tONr acSeY.S.C.A
LL 73 487424 EXIT 0 a
Stopped at savectx+0xae: movl $0,%gs:0x688
TID PID UID PRFLAGS PFLAGS CPU COMMAND
14647 46235 60929 0x10 0x4000000 1K syz-executor
*306056 46235 60929 0x10 0x4000000 0 syz-executor
savectx() at savectx+0xae
end of kernel
end trace frame: 0xe4436b98870, count: 14
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports. Insufficient info makes it difficult to find and fix bugs.
ddb{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu1: uvm_fault_unwire_locked: address not in map
ddb{0}> show kasan
No such command
ddb{0}> trace
savectx() at savectx+0xae
end of kernel
end trace frame: 0xe4436b98870, count: -1
ddb{0}> show registers
rdi 0
rsi 0
rbp 0xffff80003378f140
rbx 0
rdx 0
rcx 0xffff80002a26c018
rax 0x37
r8 0xffff80003378f070
r9 0
r10 0x646e0f0e9b3839f
r11 0x97f273982877a0c4
r12 0
r13 0
r14 0xffff80002a26c018
r15 0
rip 0xffffffff816803ee savectx+0xae
cs 0x8
rflags 0x46
rsp 0xffff80003378f0c0
ss 0x10
savectx+0xae: movl $0,%gs:0x688
ddb{0}> show proc
PROC (syz-executor) tid=306056 pid=46235 tcnt=3 stat=onproc
flags process=10<SUGID> proc=4000000<THREAD>
runpri=32, usrpri=69, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff80003c40afb8,0xffffffff83aaa520
process=0xffff80002a3804e8 user=0xffff80003378a000, vmspace=0xfffff2806ce2e3f0
estcpu=19, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0
ddb{0}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
68603 47808 63484 0 2 0 0 syz-executor
68603 267247 63484 0 3 0 0x4000080 semwait syz-executor
68603 69138 63484 0 3 0 0x4000080 fsleep syz-executor
46235 412048 2793 60929 2 0x10 0 syz-executor
46235 14647 2793 60929 7 0x10 0x4000000 syz-executor
*46235 306056 2793 60929 7 0x10 0x4000000 syz-executor
21180 187935 98914 0 3 0x2 0x80 piperd syz-executor
96576 203271 98914 0 3 0x2 0x80 piperd syz-executor
49342 199202 98914 0 3 0x2 0x80 piperd syz-executor
2793 41045 98914 0 3 0x2 0x80 nanoslp syz-executor
63484 250255 98914 0 3 0x2 0x80 nanoslp syz-executor
40542 486830 98914 0 3 0x2 0x80 piperd syz-executor
22878 252970 98914 0 3 0x2 0x80 piperd syz-executor
98914 182964 85829 0 3 0x2 0x80 nanoslp syz-executor
85829 243852 10688 0 3 0x100002 0x88 sigsusp ksh
10688 201055 96299 0 3 0x10 0x88 kqread sshd-session
96299 42590 78339 0 3 0x12 0x80 kqread sshd-session
87056 388370 1 0 3 0x100003 0x80 ttyin getty
78339 212959 1 0 3 0 0x88 kqread sshd
20049 424301 40244 74 3 0x1100012 0x80 bpf pflogd
40244 178295 1 0 3 0 0x80 sbwait pflogd
64404 494399 36363 73 3 0x1100010 0x80 kqread syslogd
36363 140095 1 0 3 0x100002 0x80 sbwait syslogd
53496 493461 1 0 3 0x100000 0x80 kqread resolvd
85200 27475 12963 77 3 0x100012 0x80 kqread dhcpleased
85526 349842 12963 77 3 0x100012 0x80 kqread dhcpleased
12963 461211 1 0 3 0 0x80 kqread dhcpleased
89499 177893 0 0 3 0x14000 0x200 bored smr
80360 119001 0 0 2 0x14000 0x200 zerothread
1540 488571 0 0 3 0x14000 0x200 aiodoned aiodoned
62450 480903 0 0 3 0x14000 0x200 syncer update
84707 240894 0 0 3 0x14000 0x200 cleaner cleaner
21932 462000 0 0 3 0x14000 0x200 reaper reaper
3826 35669 0 0 3 0x14000 0x200 pgdaemon pagedaemon
13283 503188 0 0 3 0x14000 0x200 bored viomb
66836 371240 0 0 3 0x14000 0x40000200 acpi0 acpi0
21650 68585 0 0 3 0x14000 0x40000200 idle1
94696 195441 0 0 3 0x14000 0x200 bored softnet1
67244 330350 0 0 3 0x14000 0x200 bored softnet0
12638 187499 0 0 3 0x14000 0x200 bored systqmp
20017 100250 0 0 3 0x14000 0x200 bored systq
94296 209838 0 0 3 0x14000 0x200 tmoslp softclockmp
83467 263362 0 0 3 0x14000 0x40000200 tmoslp softclock
50312 57040 0 0 3 0x14000 0x40000200 idle0
1 89101 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10000 0x200 scheduler swapper
ddb{0}> show all locks
CPU 0:
exclusive mutex &(curpg)->mdpage.pv_mtx r = 0 (0xfffff28008347380)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487
#2 pmap_page_remove+0x51 sys/arch/amd64/amd64/pmap.c:1977
#3 uvm_anfree+0xd8 sys/uvm/uvm_anon.c:111
#4 amap_wiperange_chunk+0x1a6 sys/uvm/uvm_amap.c:-1
#5 amap_pp_adjref+0x6d0 sys/uvm/uvm_amap.c:-1
#6 amap_adjref_anons+0x22d sys/uvm/uvm_amap.c:1299
#7 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359
#8 sys_munmap+0x329 sys/uvm/uvm_mmap.c:544
#9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#10 Xsyscall+0x128
Process 46235 (syz-executor) thread 0xffff80003c40bcb0 (14647)
shared rwlock vmmaplk r = 0 (0xfffff2806ce2e4f0)
#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 uvm_fault_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1723 [inline]
#2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1706
#3 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
#4 physio+0x257 sys/kern/kern_physio.c:139
#5 spec_write+0x11f sys/kern/spec_vnops.c:302
#6 VOP_WRITE+0x101 sys/kern/vfs_vops.c:245
#7 vn_write+0x1d3 sys/kern/vfs_vnops.c:414
#8 dofilewritev+0x2bd sys/kern/sys_generic.c:384
#9 sys_write+0xa2 sys/kern/sys_generic.c:300
#10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#11 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a8ed40)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1
#2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369
#3 rw_do_enter_read+0x309 sys/kern/kern_rwlock.c:-1
#4 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880
#5 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693
#6 uvm_fault+0x106 sys/uvm/uvm_fault.c:627
#7 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1703
#8 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
#9 physio+0x257 sys/kern/kern_physio.c:139
#10 spec_write+0x11f sys/kern/spec_vnops.c:302
#11 VOP_WRITE+0x101 sys/kern/vfs_vops.c:245
#12 vn_write+0x1d3 sys/kern/vfs_vnops.c:414
#13 dofilewritev+0x2bd sys/kern/sys_generic.c:384
#14 sys_write+0xa2 sys/kern/sys_generic.c:300
#15 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#15 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#16 Xsyscall+0x128
Process 46235 (syz-executor) thread 0xffff80002a26c018 (306056)
exclusive rwlock amaplk r = 0 (0xfffff2806cbc9b30)
#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 amap_unref+0x3d sys/uvm/uvm_amap.c:1330
#3 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359
#4 sys_munmap+0x329 sys/uvm/uvm_mmap.c:544
#5 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#5 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#6 Xsyscall+0x128
exclusive mutex &(curpg)->mdpage.pv_mtx r = 0 (0xfffff28008347380)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487
#2 pmap_page_remove+0x51 sys/arch/amd64/amd64/pmap.c:1977
#3 uvm_anfree+0xd8 sys/uvm/uvm_anon.c:111
#4 amap_wiperange_chunk+0x1a6 sys/uvm/uvm_amap.c:-1
#5 amap_pp_adjref+0x6d0 sys/uvm/uvm_amap.c:-1
#6 amap_adjref_anons+0x22d sys/uvm/uvm_amap.c:1299
#7 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359
#8 sys_munmap+0x329 sys/uvm/uvm_mmap.c:544
#9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#10 Xsyscall+0x128
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11052 12084K 12298K 166960K 12298 0
pcb 18 12K 12K 166960K 55 0
rtable 195 6K 7K 166960K 385 0
pf 33 17K 24K 166960K 74 0
ifaddr 38 6K 8K 166960K 54 0
ifgroup 51 2K 2K 166960K 69 0
sysctl 1 1K 9K 166960K 5 0
counters 68 36K 37K 166960K 80 0
ioctlops 0 0K 4K 166960K 1506 0
iov 0 0K 16K 166960K 5 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1300 82K 82K 166960K 1556 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 7 0K 0K 166960K 9 0
dirhash 12 2K 2K 166960K 21 0
ACPI 1734 201K 291K 166960K 11964 0
file desc 11 37K 93K 166960K 279 0
sigio 0 0K 0K 166960K 70 0
proc 72 115K 180K 166960K 558 0
subproc 63 3K 5K 166960K 171 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 18 0
in_multi 84 5K 6K 166960K 106 0
ether_multi 1 0K 0K 166960K 1 0
mrt 0 0K 0K 166960K 14 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 55 254K 254K 166960K 55 0
exec 0 0K 1K 166960K 398 0
fusefs mount 1 32K 32K 166960K 1 0
pfkey data 0 0K 0K 166960K 1 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 189 150K 180K 166960K 4046 0
UVM aobj 3 2K 2K 166960K 3 0
pinsyscall 36 72K 104K 166960K 1435 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 3 0
NDP 11 0K 2K 166960K 32 0
temp 33 9114K 9122K 166960K 8912 0
kqueue 15 24K 24K 166960K 47 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 39 0 36 1 0 1 1 0 8 0
rtentry 176 116 0 31 6 0 6 6 0 8 0
unpcb 144 83 0 66 1 0 1 1 0 8 0
syncache 336 6 0 6 1 1 0 1 0 8 0
tcpcb 736 100 0 96 7 0 7 7 0 8 6
arp 136 18 0 2 1 0 1 1 0 8 0
inpcb 328 227 0 219 7 0 7 7 0 8 6
nd6 152 25 0 3 1 0 1 1 0 8 0
pkpcb 40 2 0 2 1 0 1 1 0 8 1
kcovpl 48 19 0 12 1 0 1 1 0 8 0
ppxss 1192 3 0 3 1 0 1 1 0 8 1
pppxif 1576 1 0 1 1 0 1 1 0 8 1
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 1428 0 1005 5 0 5 5 0 8 0
pfosfpen 112 1428 0 714 21 0 21 21 0 8 0
pfrktable 1344 3 0 3 1 0 1 1 0 8 1
pfanchor 1288 2 0 2 1 0 1 1 0 8 1
pfstitem 24 28 0 1 1 0 1 1 0 8 0
pfstkey 128 28 0 1 1 0 1 1 0 8 0
pfstate 448 27 0 1 3 0 3 3 0 8 0
pfrule 1360 24 0 19 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 523 0 152 31 1 30 31 0 8 5
art_table 40 524 0 152 5 0 5 5 0 8 0
art_node 32 115 0 40 1 0 1 1 0 8 0
sysvmsgpl 40 1 0 1 1 0 1 1 0 8 1
semupl 112 1 0 1 1 1 0 1 0 8 0
semapl 72 4 0 0 1 0 1 1 0 8 0
dirhash 1024 23 0 6 3 0 3 3 0 8 0
dino2pl 256 1792 0 318 93 0 93 93 0 8 0
ffsino 296 1792 0 318 114 0 114 114 0 8 0
nchpl 144 2108 0 400 64 0 64 64 0 8 0
vnodes 216 2032 0 0 113 0 113 113 0 8 0
namei 1024 6528 0 6528 1 0 1 1 0 8 1
percpumem 16 56 0 6 1 0 1 1 0 8 0
kstatmem 264 35 0 10 2 0 2 2 0 8 0
scsiplug 72 3 0 3 1 0 1 1 0 8 1
scxspl 216 7539 0 7539 9 5 4 7 1 8 4
plimitpl 152 46 0 30 1 0 1 1 0 8 0
sigapl 424 574 0 533 7 1 6 7 0 8 0
knotepl 120 503 0 0 16 0 16 16 0 8 0
kqueuepl 224 52 0 41 1 0 1 1 0 8 0
pipepl 344 228 0 201 3 0 3 3 0 8 0
fdescpl 528 558 0 533 3 0 3 3 0 8 0
filepl 160 2447 0 2248 13 1 12 12 0 8 3
lockfpl 104 72 0 69 1 0 1 1 0 8 0
lockfspl 48 33 0 30 1 0 1 1 0 8 0
sessionpl 144 37 0 28 1 0 1 1 0 8 0
pgrppl 48 59 0 43 1 0 1 1 0 8 0
ucredpl 104 161 0 147 1 0 1 1 0 8 0
zombiepl 144 533 0 533 1 0 1 1 0 8 1
processpl 1232 574 0 533 5 0 5 5 0 8 1
procpl 664 762 0 717 6 0 6 6 0 8 1
sockpl 752 354 0 326 11 1 10 10 0 8 7
mcl64k 65536 8 0 0 1 0 1 1 0 8 0
mcl16k 16384 8 0 0 1 0 1 1 0 8 0
mcl12k 12288 2 0 0 1 0 1 1 0 8 0
mcl9k128 9344 2 0 0 1 0 1 1 0 8 0
mcl8k 8192 4 0 0 1 0 1 1 0 8 0
mcl4k 4096 130 0 0 17 0 17 17 0 8 0
mcl2k 2048 17 0 0 3 0 3 3 0 8 0
mextrefs 64 19 0 0 1 0 1 1 0 8 0
mtagpl 96 2 0 0 1 0 1 1 0 8 0
mbufpl 256 159 0 0 10 0 10 10 0 8 0
bufpl 272 2555 0 105 164 0 164 164 0 8 0
anonpl 32 7599 0 0 62 0 62 62 0 247 0
amapchunkpl 152 11964 0 11621 27 3 24 27 0 158 6
amappl16 200 1845 0 1823 8 3 5 5 0 8 3
amappl15 192 6 0 5 1 0 1 1 0 8 0
amappl14 184 450 0 449 1 0 1 1 0 8 0
amappl13 176 126 0 114 1 0 1 1 0 8 0
amappl12 168 816 0 792 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 144 280 0 280 1 1 0 1 0 8 0
amappl8 136 99 0 97 1 0 1 1 0 8 0
amappl7 128 179 0 165 1 0 1 1 0 8 0
amappl6 120 153 0 151 1 0 1 1 0 8 0
amappl5 112 98 0 87 1 0 1 1 0 8 0
amappl4 104 290 0 272 1 0 1 1 0 8 0
amappl3 96 2114 0 2045 3 0 3 3 0 8 0
amappl2 88 687 0 612 2 0 2 2 0 8 0
amappl1 80 10871 0 10294 14 0 14 14 0 8 1
amappl 88 3298 0 3181 4 0 4 4 0 92 0
uvmvnodes 80 102 0 0 3 0 3 3 0 8 0
dma16384 16384 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 128 255 0 255 2 1 1 1 0 8 1
dma64 64 6 0 6 1 1 0 1 0 8 0
dma32 32 8 0 8 2 2 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 24 558 0 533 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 558 0 533 1 0 1 1 0 8 0
vmmpekpl 168 7063 0 7014 3 0 3 3 0 8 0
vmmpepl 168 44738 0 43136 88 2 86 88 0 357 6
vmsppl 488 557 0 533 5 1 4 5 0 8 0
rwobjpl 80 15772 0 14806 24 0 24 24 0 8 0
pdppl 4096 1123 0 1066 99 30 69 85 0 8 12
pvpl 32 14433 0 0 117 0 117 117 0 265 0
pmappl 256 557 0 533 3 0 3 3 0 8 1
extentpl 40 46 0 28 1 0 1 1 0 8 0
phpool 112 445 0 35 12 0 12 12 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
savectx() at savectx+0xae
end of kernel
end trace frame: 0xe4436b98870, count: -1
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
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+0x4f sys/dev/kcov.c:159
db_search_symbol(ffffffff83359620,0,ffff80003c3c7720) at db_search_symbol+0x52 sys/ddb/db_sym.c:106
db_stack_trace_print(ffff80003c3c77f0,1,100,ffffffff83473bab,ffffffff83359c40) at db_stack_trace_print+0x2fe sys/arch/amd64/amd64/db_trace.c:147
db_stack_dump() at db_stack_dump+0xa5 sys/ddb/db_output.c:243
panic(ffffffff8350d866) at panic+0x1d0 sys/kern/subr_prf.c:229
uvm_fault_unwire_locked(fffff2806ce2e3f0,2000004e0000,2000004e2000) at uvm_fault_unwire_locked+0x4be
uvm_fault_wire(fffff2806ce2e3f0,2000004e0000,2000004f1000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline]
uvm_fault_wire(fffff2806ce2e3f0,2000004e0000,2000004f1000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706
uvm_vslock_device(ffff80003c40bcb0,2000004e04c0,10000,1,ffff80003c3c7aa8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
physio(ffffffff83111910,d02,0,ffffffff83112140,ffff80003c3c7d88) at physio+0x257 sys/kern/kern_physio.c:139
spec_write(ffff80003c3c7bd0) at spec_write+0x11f sys/kern/spec_vnops.c:302
VOP_WRITE(fffff280624bd3a0,ffff80003c3c7d88,5,fffff280097fd6e8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245
end trace frame: 0xffff80003c3c7cc0, count: 0
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+0x4f sys/dev/kcov.c:159
db_search_symbol(ffffffff83359620,0,ffff80003c3c7720) at db_search_symbol+0x52 sys/ddb/db_sym.c:106
db_stack_trace_print(ffff80003c3c77f0,1,100,ffffffff83473bab,ffffffff83359c40) at db_stack_trace_print+0x2fe sys/arch/amd64/amd64/db_trace.c:147
db_stack_dump() at db_stack_dump+0xa5 sys/ddb/db_output.c:243
panic(ffffffff8350d866) at panic+0x1d0 sys/kern/subr_prf.c:229
uvm_fault_unwire_locked(fffff2806ce2e3f0,2000004e0000,2000004e2000) at uvm_fault_unwire_locked+0x4be
uvm_fault_wire(fffff2806ce2e3f0,2000004e0000,2000004f1000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline]
uvm_fault_wire(fffff2806ce2e3f0,2000004e0000,2000004f1000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706
uvm_vslock_device(ffff80003c40bcb0,2000004e04c0,10000,1,ffff80003c3c7aa8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
physio(ffffffff83111910,d02,0,ffffffff83112140,ffff80003c3c7d88) at physio+0x257 sys/kern/kern_physio.c:139
spec_write(ffff80003c3c7bd0) at spec_write+0x11f sys/kern/spec_vnops.c:302
VOP_WRITE(fffff280624bd3a0,ffff80003c3c7d88,5,fffff280097fd6e8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245
vn_write(fffff2806d80d020,ffff80003c3c7d88,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414
dofilewritev(ffff80003c40bcb0,5,ffff80003c3c7d88,0,ffff80003c3c7e40) at dofilewritev+0x2bd sys/kern/sys_generic.c:384
sys_write(ffff80003c40bcb0,ffff80003c3c7ef0,ffff80003c3c7e40) at sys_write+0xa2 sys/kern/sys_generic.c:300
syscall(ffff80003c3c7ef0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c3c7ef0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xe4492a7d540, count: -19