kernel: page fault trap, code=0
Stopped at softclock+0xc7: movq %rcx,0x8(%rax)
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
the kernel did not panic
ddb> trace
softclock(0) at softclock+0xc7 sys/kern/kern_timeout.c:750
softintr_dispatch(0) at softintr_dispatch+0xd1 sys/arch/amd64/amd64/softintr.c:90
Xsoftclock() at Xsoftclock+0x1f
buf_get(0,0,38314fa) at buf_get+0x750 sys/kern/vfs_bio.c:1186
geteblk(38314fa) at geteblk+0x2c sys/kern/vfs_bio.c:1061
readdisklabel(2902,ffffffff81835040,ffff800000d54000,0) at readdisklabel+0x145 sys/arch/amd64/amd64/disksubr.c:96
vndopen(2902,1,2000,ffff80002179a540) at vndopen+0x17a sys/dev/vnd.c:203
spec_open(ffff80002e958db8) at spec_open+0x3df sys/kern/spec_vnops.c:150
VOP_OPEN(fffffd806eea9a78,1,fffffd807f7d78f0,ffff80002179a540) at VOP_OPEN+0x6c sys/kern/vfs_vops.c:138
vn_open(ffff80002e959008,1,0) at vn_open+0x467 sys/kern/vfs_vnops.c:177
doopenat(ffff80002179a540,ffffff9c,200000c0,0,0,ffff80002e9591f0) at doopenat+0x26a sys/kern/vfs_syscalls.c:1127
syscall(ffff80002e959260) at syscall+0x447 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f9acd4f9a0, count: -13
ddb> show registers
rdi 0x4
rsi 0xd
rbp 0xffff80002e958990
rbx 0x1
rdx 0
rcx 0
rax 0
r8 0x100000 acpi_pdirpa+0xebe68
r9 0
r10 0x1f1e0b7018ba0160
r11 0x6106c95bc1e5a773
r12 0xffffffff82ac19e8 rdrand_tmo
r13 0xffffffff82a59218 x86_soft_intrs+0x8
r14 0
r15 0xffff800021780b48
rip 0xffffffff81110547 softclock+0xc7
cs 0x8
rflags 0x10246 __ALIGN_SIZE+0xf246
rsp 0xffff80002e958950
ss 0x10
softclock+0xc7: movq %rcx,0x8(%rax)
ddb> show proc
PROC (kernel: page fault trap, code=0
Faulted in DDB; continuing...
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
70659 20461 0 0 2 0 syz-executor.3
70659 81579 0 0 3 0x4000080 fsleep syz-executor.3
42589 490330 57187 0 2 0 syz-executor.7
42589 196767 57187 0 3 0x4000080 fsleep syz-executor.7
48372 468363 0 0 2 0 syz-executor.0
48372 354433 0 0 3 0x4000080 fsleep syz-executor.0
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10224 6426K 7163K 78643K 38266 0
pcb 13 18K 23K 78643K 2262 0
rtable 241 23K 25K 78643K 3462 0
ifaddr 215 52K 53K 78643K 1665 0
sysctl 3 1K 1K 78643K 3 0
counters 27 17K 17K 78643K 369 0
ioctlops 0 0K 4K 78643K 4538 0
iov 0 0K 32K 78643K 4872 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 4 0
vnodes 1468 92K 92K 78643K 12380 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 9K 78643K 77 0
VM map 2 0K 0K 78643K 2 0
sem 23 10K 13K 78643K 228 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 18 65K 73K 78643K 10533 0
sigio 0 0K 0K 78643K 320 0
proc 64 59K 75K 78643K 2350 0
subproc 104 6K 6K 78643K 809 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 1 0K 0K 78643K 318 0
in_multi 89 6K 6K 78643K 893 0
ether_multi 1 0K 0K 78643K 56 0
mrt 1 0K 0K 78643K 52 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 271 1208K 1208K 78643K 271 0
exec 0 0K 2K 78643K 3207 0
tdb 3 0K 0K 78643K 3 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 8 62K 64K 78643K 10 0
UVM amap 389 416K 425K 78643K 59329 0
UVM aobj 26 2K 2K 78643K 29 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 1K 78643K 507 0
NDP 14 0K 2K 78643K 341 0
temp 136 4730K 5754K 78643K 75952 0
kqueue 12 18K 26K 78643K 928 0
SYN cache 2 16K 16K 78643K 2 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 971 0 968 16 15 1 3 0 8 0
rtentry 112 938 0 851 4 1 3 4 0 8 0
unpcb 144 7345 0 7330 85 84 1 10 0 8 0
syncache 296 71 0 71 15 15 0 1 0 8 0
tcpqe 32 248 0 248 4 4 0 1 0 8 0
tcpcb 768 2976 0 2934 133 128 5 15 0 8 0
arp 88 141 0 125 1 0 1 1 0 8 0
ipq 40 3 0 3 3 3 0 1 0 8 0
ipqe 40 7 0 7 3 3 0 1 0 8 0
inpcb 336 9256 0 9213 189 185 4 20 0 8 0
ip6q 72 3 0 3 1 1 0 1 0 8 0
ip6af 40 6 0 6 1 1 0 1 0 8 0
nd6 48 196 0 174 1 0 1 1 0 8 0
pkpcb 40 33 0 33 5 5 0 1 0 8 0
kcovpl 48 62 0 54 1 0 1 1 0 8 0
ppxss 1160 172 0 172 20 20 0 1 0 8 0
pppxif 1608 141 0 141 19 19 0 1 0 8 0
pfstscr 40 209 0 199 1 0 1 1 0 8 0
pfosfp 40 47 0 44 1 0 1 1 0 8 0
pfosfpen 112 47 0 42 1 0 1 1 0 8 0
pfrktable 1344 305 0 291 8 6 2 2 0 8 0
pfanchor 1280 585 40 73 43 0 43 43 0 8 0
pftag 88 16 0 7 1 0 1 1 0 8 0
pfqueue 264 3 0 3 1 1 0 1 0 8 0
pfstitem 24 24 0 9 1 0 1 1 0 8 0
pfstkey 120 404 0 392 1 0 1 1 0 8 0
pfstate 336 203 0 195 1 0 1 1 0 8 0
pfrule 1360 388 0 302 12 4 8 8 0 8 0
rttmr 136 15 0 14 6 5 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 3654 0 3263 56 31 25 30 0 8 0
art_table 32 3655 0 3263 4 0 4 4 0 8 0
art_node 16 864 0 788 1 0 1 1 0 8 0
sysvmsgpl 40 6 0 6 2 2 0 1 0 8 0
semapl 112 213 0 192 1 0 1 1 0 8 0
shmpl 112 26 0 3 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dirhash: pool(0xffffffff82a4a7f0:dirhash): free list modified: page 0xffff800021716000; item ordinal 0; addr 0xffff800021716000 (p 0xfffffd806ef40000); offset 0x0=0x0
pool(dirhash): free list modified: page 0xffff800021716000; item ordinal 0; addr 0xffff800021716000 (p 0xfffffd806ef40000); offset 0x0=0x0
dirhash: pool(0xffffffff82a4a7f0:dirhash): page inconsistency: page 0xffff800021716000; item ordinal 1; addr 0x6865dd0df526267a
dino2pl 256 15619 0 14156 92 0 92 92 0 8 0
ffsino 240 15619 0 14156 87 0 87 87 0 8 0
nchpl 144 29859 0 28226 63 1 62 63 0 8 0
rtmask 32 1 0 1 1 1 0 1 0 8 0
uvmvnodes 80 25307 0 0 517 0 517 517 0 8 0
vnodes 216 25307 0 0 1406 0 1406 1406 0 8 0
namei 1024 115193 0 115193 11 10 1 2 0 8 1
namei: pool(0xffffffff82a4ca50:namei): free list modified: page 0xffff8000216df000; item ordinal 0; addr 0xffff8000216e0c00 (p 0xfffffd807df9e000); offset 0x0=0x0
pool(namei): free list modified: page 0xffff8000216df000; item ordinal 0; addr 0xffff8000216e0c00 (p 0xfffffd807df9e000); offset 0x0=0x0
namei: pool(0xffffffff82a4ca50:namei): page inconsistency: page 0xffff8000216df000; item ordinal 1; addr 0x8fd51b7916b719f5
vcpupl 2048 121 0 0 16 0 16 16 0 8 0
vmpool 536 193 0 72 9 0 9 9 0 8 0
vmpool: pool(0xffffffff82a463a0:vmpool): page inconsistency: page 0x0; at page head addr 0xffff800021789f90 (p 0xffff800021788000)
vmpool: pool(0xffffffff82a463a0:vmpool): page inconsistency: page 0x0; at page head addr 0xffff800021763f90 (p 0xffff800021762000)
pfiaddrpl 120 137 0 97 3 1 2 2 0 8 0
kstatmem 264 424 0 396 4 2 2 3 0 8 0
scsiplug 72 8 0 8 2 2 0 1 0 8 0
scxspl 216 83409 0 83409 28 27 1 8 0 8 1
plimitpl 152 1333 0 1317 1 0 1 1 0 8 0
sigapl 424 10734 0 10688 8 1 7 8 0 8 0
futexpl 64 101478 0 101469 3 2 1 1 0 8 0
knotepl 120 172886 0 172806 114 109 5 18 0 8 2
kqueuepl 184 1977 0 1969 23 22 1 4 0 8 0
pipepl 288 1939 0 1911 41 36 5 11 0 8 2
fdescpl 432 10695 0 10666 4 0 4 4 0 8 0
filepl 120 75966 0 75694 139 129 10 17 0 8 1
lockfpl 104 8190 0 8188 23 22 1 3 0 8 0
lockfspl 48 1661 0 1659 1 0 1 1 0 8 0
sessionpl 144 81 0 65 1 0 1 1 0 8 0
pgrppl 48 164 0 148 1 0 1 1 0 8 0
ucredpl 104 8071 0 8056 1 0 1 1 0 8 0
zombiepl 144 10688 0 10688 1 0 1 1 0 8 1
processpl 1000 10734 0 10688 10 3 7 9 0 8 0
processpl: pool(0xffffffff82acba68:processpl): page inconsistency: page 0x0; at page head addr 0xffff800021799f90 (p 0xffff800021798000)
processpl: pool(0xffffffff82acba68:processpl): page inconsistency: page 0x0; at page head addr 0xffff800021701f90 (p 0xffff800021700000)
procpl 672 28143 0 28072 27 20 7 10 0 8 0
procpl: pool(0xffffffff82acb8c0:procpl): page inconsistency: page 0x0; at page head addr 0xffff800021781f90 (p 0xffff800021780000)
sosppl 168 81 0 80 15 14 1 1 0 8 0
sockpl 456 17615 0 17554 477 469 8 33 0 8 0
mcl64k 65536 425 0 424 26 25 1 1 0 8 0
mcl16k 16384 116 0 115 22 21 1 1 0 8 0
mcl12k 12288 360 0 359 22 21 1 1 0 8 0
mcl9k 9216 153 0 153 30 29 1 1 0 8 1
mcl8k 8192 787 0 786 20 19 1 1 0 8 0
mcl4k 4096 1150 0 1150 10 9 1 1 0 8 1
mcl2k2 2112 83 0 83 21 21 0 1 0 8 0
mcl2k 2048 97280 0 97224 36 27 9 23 0 8 1
mtagpl 96 1306 0 1049 13 6 7 8 0 8 0
mbufpl 256 258857 0 258439 612 577 35 76 0 8 0
bufpl 288 20328 0 13919 459 0 459 459 0 8 0
anonpl 24 2054933 0 2036845 225 88 137 137 0 188 13
amapchunkpl 152 174297 0 173577 98 62 36 42 0 158 5
amappl16 200 29677 0 28972 141 94 47 50 0 8 8
amappl15 192 1641 0 1629 1 0 1 1 0 8 0
amappl14 184 1819 0 1817 1 0 1 1 0 8 0
amappl13 176 1997 0 1991 1 0 1 1 0 8 0
amappl12 168 1220 0 1218 1 0 1 1 0 8 0
amappl11 160 1603 0 1591 1 0 1 1 0 8 0
amappl10 152 1632 0 1626 1 0 1 1 0 8 0
amappl9 144 1540 0 1531 2 1 1 1 0 8 0
amappl8 136 2341 0 2255 4 0 4 4 0 8 0
amappl7 128 1003 0 982 1 0 1 1 0 8 0
amappl6 120 1182 0 1158 2 1 1 2 0 8 0
amappl5 112 8943 0 8924 1 0 1 1 0 8 0
amappl4 104 5142 0 5115 1 0 1 1 0 8 0
amappl3 96 31914 0 31855 2 0 2 2 0 8 0
amappl2 88 12870 0 12800 3 1 2 3 0 8 0
amappl1 80 253426 0 252668 22 6 16 21 0 8 0
amappl 88 57737 0 57533 7 2 5 5 0 92 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 28 0 3 1 0 1 1 0 8 0
uaddrrnd 24 10888 0 10738 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 10888 0 10738 1 0 1 1 0 8 0
vmmpekpl 168 78310 0 78247 4 0 4 4 0 8 0
vmmpepl 168 1058345 0 1054952 395 230 165 172 0 357 16
vmsppl 272 10887 0 10738 13 3 10 10 0 8 0
rwobjpl 24 275156 0 247951 164 0 164 164 0 8 0
pdppl 4096 21782 0 21597 920 735 185 185 0 8 0
pvpl 32 4017027 0 3993393 448 222 226 258 0 265 21
pmappl 216 10887 0 10738 9 0 9 9 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 2630 0 1684 30 1 29 29 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
softclock(0) at softclock+0xc7 sys/kern/kern_timeout.c:750
softintr_dispatch(0) at softintr_dispatch+0xd1 sys/arch/amd64/amd64/softintr.c:90
Xsoftclock() at Xsoftclock+0x1f
buf_get(0,0,38314fa) at buf_get+0x750 sys/kern/vfs_bio.c:1186
geteblk(38314fa) at geteblk+0x2c sys/kern/vfs_bio.c:1061
readdisklabel(2902,ffffffff81835040,ffff800000d54000,0) at readdisklabel+0x145 sys/arch/amd64/amd64/disksubr.c:96
vndopen(2902,1,2000,ffff80002179a540) at vndopen+0x17a sys/dev/vnd.c:203
spec_open(ffff80002e958db8) at spec_open+0x3df sys/kern/spec_vnops.c:150
VOP_OPEN(fffffd806eea9a78,1,fffffd807f7d78f0,ffff80002179a540) at VOP_OPEN+0x6c sys/kern/vfs_vops.c:138
vn_open(ffff80002e959008,1,0) at vn_open+0x467 sys/kern/vfs_vnops.c:177
doopenat(ffff80002179a540,ffffff9c,200000c0,0,0,ffff80002e9591f0) at doopenat+0x26a sys/kern/vfs_syscalls.c:1127
syscall(ffff80002e959260) at syscall+0x447 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f9acd4f9a0, count: -13
ddb> machine ddbcpu 1
No such command
ddb> trace
softclock(0) at softclock+0xc7 sys/kern/kern_timeout.c:750
softintr_dispatch(0) at softintr_dispatch+0xd1 sys/arch/amd64/amd64/softintr.c:90
Xsoftclock() at Xsoftclock+0x1f
buf_get(0,0,38314fa) at buf_get+0x750 sys/kern/vfs_bio.c:1186
geteblk(38314fa) at geteblk+0x2c sys/kern/vfs_bio.c:1061
readdisklabel(2902,ffffffff81835040,ffff800000d54000,0) at readdisklabel+0x145 sys/arch/amd64/amd64/disksubr.c:96
vndopen(2902,1,2000,ffff80002179a540) at vndopen+0x17a sys/dev/vnd.c:203
spec_open(ffff80002e958db8) at spec_open+0x3df sys/kern/spec_vnops.c:150
VOP_OPEN(fffffd806eea9a78,1,fffffd807f7d78f0,ffff80002179a540) at VOP_OPEN+0x6c sys/kern/vfs_vops.c:138
vn_open(ffff80002e959008,1,0) at vn_open+0x467 sys/kern/vfs_vnops.c:177
doopenat(ffff80002179a540,ffffff9c,200000c0,0,0,ffff80002e9591f0) at doopenat+0x26a sys/kern/vfs_syscalls.c:1127
syscall(ffff80002e959260) at syscall+0x447 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f9acd4f9a0, count: -13