login: uvm_fault(0xffffffff827b2830, 0xfffffd0000000018, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at sbdrop+0x219: movl 0x18(%r15),%r13d
ddb{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
kernel page fault
uvm_fault(0xffffffff827b2830, 0xfffffd0000000018, 0, 1) -> e
sbdrop(ffff800020ed8478,ffff800020ed8500,441) at sbdrop+0x219 sys/kern/uipc_socket2.c:965
end trace frame: 0xffff800020ed8420, count: 0
ddb{0}> trace
sbdrop(ffff800020ed8478,ffff800020ed8500,441) at sbdrop+0x219 sys/kern/uipc_socket2.c:965
sbflush(ffff800020ed8478,ffff800020ed8500) at sbflush+0x93 sys/kern/uipc_socket2.c:934
sbrelease(ffff800020ed8478,ffff800020ed8500) at sbrelease+0x2e sys/kern/uipc_socket2.c:525
sorflush(fffffd806f683190) at sorflush+0x14b sys/kern/uipc_socket.c:1137
sofree(fffffd806f683190,42) at sofree+0x147 sys/kern/uipc_socket.c:263
soclose(fffffd806f683190,80) at soclose+0x270 sys/kern/uipc_socket.c:344
soo_close(fffffd8066634d28,ffff800020e38878) at soo_close+0x40
fdrop(fffffd8066634d28,ffff800020e38878) at fdrop+0xc2 sys/kern/kern_descrip.c:1279
closef(fffffd8066634d28,ffff800020e38878) at closef+0x11c sys/kern/kern_descrip.c:1263
fdfree(ffff800020e38878) at fdfree+0x101 sys/kern/kern_descrip.c:1195
exit1(ffff800020e38878,0,0,1) at exit1+0x32c sys/kern/kern_exit.c:197
sys_exit(ffff800020e38878,ffff800020ed88d0,ffff800020ed8920) at sys_exit+0x16 sys/kern/kern_exit.c:95
syscall(ffff800020ed89a0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800020ed89a0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffbf350, count: -14
ddb{0}> show registers
rdi 0
rsi 0x3af
rbp 0xffff800020ed83d0
rbx 0xfffffd806c997800
rdx 0x5d478 acpi_pdirpa+0x492e0
rcx 0
rax 0
r8 0xffffffff820d7818 sbdrop+0x248
r9 0x3
r10 0x4e943c8d34a16c80
r11 0x7450b007fb06c8b5
r12 0x3af
r13 0xb00
r14 0xffff800020ed8500
r15 0xfffffd0000000000
rip 0xffffffff820d77e9 sbdrop+0x219
cs 0x8
rflags 0x10246 __ALIGN_SIZE+0xf246
rsp 0xffff800020ed8370
ss 0x10
sbdrop+0x219: movl 0x18(%r15),%r13d
ddb{0}> show proc
PROC (syz-executor.0) pid=399099 stat=onproc
flags process=1008<EXITING,SINGLEEXIT> proc=2000<WEXIT>
pri=32, usrpri=51, nice=20
forw=0xffffffffffffffff, list=0xffff800020e38ae8,0xffffffff828b7760
process=0xffff800020eb5b40 user=0xffff800020ed3000, vmspace=0xfffffd806e8f8178
estcpu=36, cpticks=3, pctcpu=0.0
user=0, sys=1, intr=0
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
35280 381820 0 0 3 0x14200 bored sosplice
95731 251229 31644 0 3 0x82 nanosleep syz-executor.1
12246 74092 31644 0 3 0x82 nanosleep syz-executor.0
31644 194239 16824 0 3 0x82 thrsleep syz-fuzzer
31644 222883 16824 0 3 0x4000082 nanosleep syz-fuzzer
31644 84588 16824 0 3 0x4000082 thrsleep syz-fuzzer
31644 45235 16824 0 3 0x4000082 thrsleep syz-fuzzer
31644 8238 16824 0 3 0x4000082 thrsleep syz-fuzzer
31644 321041 16824 0 3 0x4000082 thrsleep syz-fuzzer
31644 187047 16824 0 3 0x4000082 thrsleep syz-fuzzer
31644 196090 16824 0 3 0x4000082 thrsleep syz-fuzzer
31644 438355 16824 0 3 0x4000082 kqread syz-fuzzer
31644 193745 16824 0 3 0x4000082 thrsleep syz-fuzzer
16824 380727 31787 0 3 0x10008a pause ksh
31787 484306 81703 0 3 0x92 select sshd
88123 40671 1 0 3 0x100083 ttyin getty
81703 232972 1 0 3 0x80 select sshd
30143 472584 26933 74 3 0x100092 bpf pflogd
26933 184574 1 0 3 0x80 netio pflogd
44757 312332 21029 73 3 0x100090 kqread syslogd
21029 506201 1 0 3 0x100082 netio syslogd
1946 214471 1 77 3 0x100090 poll dhclient
68057 142576 1 0 3 0x80 poll dhclient
79006 450688 0 0 3 0x14200 bored smr
39036 278241 0 0 2 0x14200 zerothread
46365 31185 0 0 3 0x14200 aiodoned aiodoned
33356 468718 0 0 3 0x14200 syncer update
19803 304637 0 0 3 0x14200 cleaner cleaner
83629 133121 0 0 7 0x14200 reaper
39383 214361 0 0 3 0x14200 pgdaemon pagedaemon
98587 56974 0 0 3 0x14200 bored crynlk
47183 128106 0 0 3 0x14200 bored crypto
49685 235672 0 0 3 0x40014200 acpi0 acpi0
68485 316808 0 0 3 0x40014200 idle1
82927 76193 0 0 3 0x14200 bored softnet
35418 391076 0 0 3 0x14200 bored systqmp
50873 5363 0 0 3 0x14200 bored systq
77300 135231 0 0 2 0x40014200 softclock
56669 438508 0 0 3 0x40014200 idle0
1 2784 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{0}> show all locks
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 9505 6532K 6789K 78643K 10752 0
pcb 13 8K 8K 78643K 39 0
rtable 101 3K 3K 78643K 226 0
ifaddr 58 12K 12K 78643K 72 0
counters 43 33K 34K 78643K 45 0
ioctlops 0 0K 4K 78643K 1478 0
iov 0 0K 16K 78643K 16 0
mount 1 1K 1K 78643K 1 0
vnodes 1216 76K 77K 78643K 1263 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 1K 78643K 2 0
VM map 2 1K 1K 78643K 2 0
sem 12 0K 1K 78643K 22 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1824 197K 290K 78643K 13058 0
file desc 5 13K 25K 78643K 152 0
sigio 0 0K 0K 78643K 2 0
proc 61 63K 95K 78643K 462 0
subproc 32 2K 2K 78643K 34 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 10 0
in_multi 36 2K 2K 78643K 57 0
ether_multi 1 0K 0K 78643K 4 0
mrt 0 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 1K 78643K 223 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 122 55K 55K 78643K 1415 0
UVM aobj 3 2K 2K 78643K 3 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 14 0
NDP 9 0K 0K 78643K 16 0
temp 90 3862K 3926K 78643K 2335 0
kqueue 3 4K 8K 78643K 8 0
SYN cache 2 16K 16K 78643K 2 0
ddb{0}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
arp 64 7 0 0 1 0 1 1 0 8 0
plcache 128 20 0 0 1 0 1 1 0 8 0
rtpcb 80 31 0 28 1 0 1 1 0 8 0
rtentry 112 50 0 8 2 0 2 2 0 8 0
unpcb 120 119 0 109 1 0 1 1 0 8 0
syncache 264 4 0 4 1 1 0 1 0 8 0
tcpqe 32 147 0 147 2 2 0 1 0 8 0
tcpcb 544 48 0 42 1 0 1 1 0 8 0
inpcb 296 165 0 158 2 0 2 2 0 8 1
nd6 48 8 0 4 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 21 0 0 1 0 1 1 0 8 0
pfstkey 112 21 0 0 1 0 1 1 0 8 0
pfstate 328 21 0 0 2 0 2 2 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 256 195 0 16 12 0 12 12 0 8 0
art_table 32 196 0 16 2 0 2 2 0 8 0
art_node 16 49 0 10 1 0 1 1 0 8 0
sysvmsgpl 40 20 0 10 1 0 1 1 0 8 0
semupl 112 3 0 3 1 0 1 1 0 8 1
semapl 112 15 0 5 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1578 0 174 89 0 89 89 0 8 1
ffsino 272 1578 0 174 94 0 94 94 0 8 0
nchpl 144 1970 0 360 60 0 60 60 0 8 0
uvmvnodes 72 1656 0 0 31 0 31 31 0 8 0
vnodes 208 1656 0 0 88 0 88 88 0 8 0
namei 1024 5196 0 5196 1 0 1 1 0 8 1
percpumem 16 33 0 1 1 0 1 1 0 8 0
vcpupl 1984 4 0 0 1 0 1 1 0 8 0
vmpool 560 4 0 0 1 0 1 1 0 8 0
scxspl 192 5862 0 5862 8 1 7 7 0 8 7
plimitpl 152 19 0 11 1 0 1 1 0 8 0
sigapl 424 368 0 336 4 0 4 4 0 8 0
futexpl 56 1845 0 1845 1 0 1 1 0 8 1
knotepl 112 67 0 48 1 0 1 1 0 8 0
kqueuepl 144 18 0 15 1 0 1 1 0 8 0
pipepl 304 287 0 277 2 0 2 2 0 8 1
fdescpl 496 352 0 336 3 0 3 3 0 8 0
filepl 152 2106 0 2004 5 0 5 5 0 8 0
lockfpl 104 26 0 25 1 0 1 1 0 8 0
lockfspl 48 10 0 9 1 0 1 1 0 8 0
sessionpl 112 18 0 7 1 0 1 1 0 8 0
pgrppl 48 28 0 17 1 0 1 1 0 8 0
ucredpl 96 105 0 96 1 0 1 1 0 8 0
zombiepl 144 337 0 335 1 0 1 1 0 8 0
processpl 992 368 0 335 5 0 5 5 0 8 0
procpl 624 653 0 610 4 0 4 4 0 8 0
sosppl 128 4 0 4 1 0 1 1 0 8 1
sockpl 400 319 0 298 4 0 4 4 0 8 1
mcl64k 65536 3 0 0 1 0 1 1 0 8 0
mcl12k 12288 3 0 0 1 0 1 1 0 8 0
mcl9k 9216 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 1 0 0 1 0 1 1 0 8 0
mcl4k 4096 5 0 0 1 0 1 1 0 8 0
mcl2k2 2112 1 0 0 1 0 1 1 0 8 0
mcl2k 2048 207 0 0 25 0 25 25 0 8 0
mtagpl 96 9 0 0 1 0 1 1 0 8 0
mbufpl 256 203 0 0 13 0 13 13 0 8 0
bufpl 280 3565 0 133 246 0 246 246 0 8 0
anonpl 16 51223 0 34702 75 1 74 74 0 124 6
amapchunkpl 152 2033 0 1873 12 0 12 12 0 158 4
amappl16 192 1536 0 648 46 0 46 46 0 8 1
amappl15 184 61 0 58 1 0 1 1 0 8 0
amappl14 176 23 0 19 1 0 1 1 0 8 0
amappl13 168 29 0 26 1 0 1 1 0 8 0
amappl12 160 11 0 9 1 0 1 1 0 8 0
amappl11 152 55 0 40 1 0 1 1 0 8 0
amappl10 144 77 0 71 1 0 1 1 0 8 0
amappl9 136 388 0 387 1 0 1 1 0 8 0
amappl8 128 341 0 311 2 0 2 2 0 8 0
amappl7 120 184 0 169 1 0 1 1 0 8 0
amappl6 112 21 0 18 2 1 1 1 0 8 0
amappl5 104 250 0 231 1 0 1 1 0 8 0
amappl4 96 490 0 458 1 0 1 1 0 8 0
amappl3 88 107 0 102 1 0 1 1 0 8 0
amappl2 80 1869 0 1792 2 0 2 2 0 8 0
amappl1 72 17748 0 17287 23 12 11 18 0 8 1
amappl 80 909 0 858 2 0 2 2 0 84 0
dma4096 4096 1 0 1 1 1 0 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 24 356 0 336 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 356 0 336 1 0 1 1 0 8 0
vmmpekpl 168 7666 0 7626 2 0 2 2 0 8 0
vmmpepl 168 50545 0 48400 123 4 119 119 0 357 24
vmsppl 368 355 0 335 2 0 2 2 0 8 0
pdppl 4096 719 0 674 6 0 6 6 0 8 0
pvpl 32 167400 0 147801 179 0 179 179 0 265 19
pmappl 232 355 0 335 2 0 2 2 0 8 0
extentpl 40 53 0 36 1 0 1 1 0 8 0
phpool 112 262 0 3 8 0 8 8 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
sbdrop(ffff800020ed8478,ffff800020ed8500,441) at sbdrop+0x219 sys/kern/uipc_socket2.c:965
sbflush(ffff800020ed8478,ffff800020ed8500) at sbflush+0x93 sys/kern/uipc_socket2.c:934
sbrelease(ffff800020ed8478,ffff800020ed8500) at sbrelease+0x2e sys/kern/uipc_socket2.c:525
sorflush(fffffd806f683190) at sorflush+0x14b sys/kern/uipc_socket.c:1137
sofree(fffffd806f683190,42) at sofree+0x147 sys/kern/uipc_socket.c:263
soclose(fffffd806f683190,80) at soclose+0x270 sys/kern/uipc_socket.c:344
soo_close(fffffd8066634d28,ffff800020e38878) at soo_close+0x40
fdrop(fffffd8066634d28,ffff800020e38878) at fdrop+0xc2 sys/kern/kern_descrip.c:1279
closef(fffffd8066634d28,ffff800020e38878) at closef+0x11c sys/kern/kern_descrip.c:1263
fdfree(ffff800020e38878) at fdfree+0x101 sys/kern/kern_descrip.c:1195
exit1(ffff800020e38878,0,0,1) at exit1+0x32c sys/kern/kern_exit.c:197
sys_exit(ffff800020e38878,ffff800020ed88d0,ffff800020ed8920) at sys_exit+0x16 sys/kern/kern_exit.c:95
syscall(ffff800020ed89a0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800020ed89a0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffbf350, count: -14
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp
ddb{1}> trace
x86_ipi_db(ffff800020d70ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352
x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__mp_lock(ffffffff829011d8) at __mp_lock+0x12e __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff829011d8) at __mp_lock+0x12e sys/kern/kern_lock.c:147
uvm_unmap_detach(ffff800020dcf940,1) at uvm_unmap_detach+0xe7 sys/uvm/uvm_map.c:1581
uvm_map_teardown(fffffd806e8f8e68) at uvm_map_teardown+0x25c sys/uvm/uvm_map.c:2757
uvmspace_free(fffffd806e8f8e68) at uvmspace_free+0x86 sys/uvm/uvm_map.c:3646
uvm_exit(ffff800020eb5380) at uvm_exit+0x29 sys/uvm/uvm_glue.c:297
reaper(ffff800020d895f0) at reaper+0x189 sys/kern/kern_exit.c:456
end trace frame: 0x0, count: -9