uvm_fault(0xffffffff827d7c08, 0xfffffd0000000010, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at pool_cache_get+0x1b1: movq 0x10(%r14),%r13
ddb{1}>
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
kernel page fault
uvm_fault(0xffffffff827d7c08, 0xfffffd0000000010, 0, 1) -> e
pool_cache_get(ffffffff82914d78) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline]
pool_cache_get(ffffffff82914d78) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884
end trace frame: 0xffff800020efb460, count: 0
ddb{1}> trace
pool_cache_get(ffffffff82914d78) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline]
pool_cache_get(ffffffff82914d78) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884
pool_get(ffffffff82914d78,2) at pool_get+0x91 sys/kern/subr_pool.c:572
m_copym(fffffd806d729d00,0,3b9aca00,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline]
m_copym(fffffd806d729d00,0,3b9aca00,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667
rtm_sendup(fffffd806f687960,fffffd806d729d00,1) at rtm_sendup+0x5f sys/net/rtsock.c:588
route_input(fffffd806d729d00,fffffd806f687960,21) at route_input+0x1cc sys/net/rtsock.c:560
route_output(fffffd806d729d00,fffffd806f687960,0,0) at route_output+0x878 sys/net/rtsock.c:868
route_usrreq(fffffd806f687960,9,fffffd806d729d00,0,0,ffff800022715af8) at route_usrreq+0x36f sys/net/rtsock.c:275
sosend(fffffd806f687960,0,ffff800020efb8a0,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555
sendit(ffff800022715af8,3,ffff800020efb980,0,ffff800020efba60) at sendit+0x52b sys/kern/uipc_syscalls.c:657
sys_sendto(ffff800022715af8,ffff800020efba18,ffff800020efba60) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
syscall(ffff800020efbae0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800020efbae0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x3c7457c9de0, count: -12
ddb{1}> show registers
rdi 0xffffffff822d6f9a pool_cache_get+0x6a
rsi 0x3a1
rbp 0xffff800020efb3a0
rbx 0xba3966d37add5fe5
rdx 0x3a2
rcx 0xffff800020f04000
rax 0xffff800020f04000
r8 0xffffffff81b2db8a soassertlocked+0x3a
r9 0x5
r10 0x64c58846f98d0db0
r11 0xa51d45b3d9bd992e
r12 0xffffffff82914d78 mbpool
r13 0
r14 0xfffffd0000000000
r15 0xfffffd807f009c80
rip 0xffffffff822d70e1 pool_cache_get+0x1b1
cs 0x8
rflags 0x10282 __ALIGN_SIZE+0xf282
rsp 0xffff800020efb340
ss 0x10
pool_cache_get+0x1b1: movq 0x10(%r14),%r13
ddb{1}> show proc
PROC (syz-executor.0) pid=230769 stat=onproc
flags process=0 proc=4000000<THREAD>
pri=32, usrpri=65, nice=20
forw=0xffffffffffffffff, list=0xffff8000227153a8,0xffffffff828fd830
process=0xffff800020e08f80 user=0xffff800020ef6000, vmspace=0xfffffd807f000000
estcpu=36, cpticks=1, pctcpu=0.0
user=0, sys=1, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
64298 400957 85547 0 7 0 syz-executor.0
*64298 230769 85547 0 7 0x4000000 syz-executor.0
49503 401935 0 0 3 0x14280 nfsidl nfsio
39931 484005 0 0 3 0x14280 nfsidl nfsio
2134 187944 0 0 3 0x14280 nfsidl nfsio
97716 516100 0 0 3 0x14280 nfsidl nfsio
55324 423899 0 0 3 0x14280 nfsidl nfsio
59536 347777 0 0 3 0x14280 nfsidl nfsio
64262 207108 0 0 3 0x14280 nfsidl nfsio
98829 48342 0 0 3 0x14280 nfsidl nfsio
13911 266178 0 0 3 0x14280 nfsidl nfsio
97298 288850 0 0 3 0x14280 nfsidl nfsio
78151 400465 0 0 3 0x14280 nfsidl nfsio
38203 421755 0 0 3 0x14280 nfsidl nfsio
71564 450391 0 0 3 0x14280 nfsidl nfsio
18295 502113 0 0 3 0x14280 nfsidl nfsio
46323 250260 0 0 3 0x14280 nfsidl nfsio
73347 291274 0 0 3 0x14280 nfsidl nfsio
1000 374022 0 0 3 0x14280 nfsidl nfsio
58382 218400 0 0 3 0x14280 nfsidl nfsio
93587 19790 0 0 3 0x14280 nfsidl nfsio
85038 223906 0 0 3 0x14280 nfsidl nfsio
84658 3772 0 0 3 0x14200 bored sosplice
18621 71044 0 0 3 0x14200 acct acct
85547 78011 5475 0 3 0x82 nanosleep syz-executor.0
84470 362625 5475 0 3 0x2 biowait syz-executor.1
5475 65558 56585 0 3 0x82 thrsleep syz-fuzzer
5475 53546 56585 0 3 0x4000082 nanosleep syz-fuzzer
5475 400670 56585 0 3 0x4000082 thrsleep syz-fuzzer
5475 50817 56585 0 3 0x4000082 thrsleep syz-fuzzer
5475 309309 56585 0 3 0x4000082 kqread syz-fuzzer
5475 198628 56585 0 3 0x4000082 thrsleep syz-fuzzer
5475 215900 56585 0 3 0x4000082 thrsleep syz-fuzzer
5475 330487 56585 0 3 0x4000082 thrsleep syz-fuzzer
5475 2501 56585 0 3 0x4000082 thrsleep syz-fuzzer
5475 120956 56585 0 3 0x4000082 thrsleep syz-fuzzer
56585 188695 99649 0 3 0x10008a pause ksh
99649 86732 92868 0 3 0x92 select sshd
7448 137018 1 0 3 0x100083 ttyin getty
92868 63007 1 0 3 0x80 select sshd
89901 490863 68725 74 3 0x100092 bpf pflogd
68725 504879 1 0 3 0x80 netio pflogd
24503 43663 86883 73 3 0x100090 kqread syslogd
86883 397701 1 0 3 0x100082 netio syslogd
53626 382813 1 77 3 0x100090 poll dhclient
2574 298115 1 0 3 0x80 poll dhclient
40076 283232 0 0 3 0x14200 bored smr
30585 392379 0 0 3 0x14200 pgzero zerothread
71690 179277 0 0 3 0x14200 aiodoned aiodoned
50933 485292 0 0 3 0x14200 syncer update
50449 162461 0 0 3 0x14200 cleaner cleaner
91856 44501 0 0 3 0x14200 reaper reaper
87542 46531 0 0 3 0x14200 pgdaemon pagedaemon
94890 237575 0 0 3 0x14200 bored crynlk
50077 108406 0 0 3 0x14200 bored crypto
95813 65692 0 0 3 0x40014200 acpi0 acpi0
51431 326935 0 0 3 0x40014200 idle1
72174 269680 0 0 3 0x14200 bored softnet
86516 153385 0 0 3 0x14200 bored systqmp
73303 346275 0 0 3 0x14200 bored systq
55837 407053 0 0 3 0x40014200 bored softclock
54253 284966 0 0 3 0x40014200 idle0
1 11188 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
Process 64298 (syz-executor.0) thread 0xffff800022715af8 (230769)
exclusive kernel_lock &kernel_lock r = 2 (0xffffffff828f7850)
#0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164
#1 solock+0x66 sys/kern/uipc_socket2.c:292
#2 sosend+0x559 sys/kern/uipc_socket.c:543
#3 sendit+0x52b sys/kern/uipc_syscalls.c:657
#4 sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
#5 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#5 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
#6 Xsyscall+0x128
Process 84470 (syz-executor.1) thread 0xffff800020dddd48 (362625)
exclusive rrwlock inode r = 0 (0xfffffd80647f0700)
#0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164
#1 rw_enter+0x453 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:603
#4 vn_lock+0x81 sys/kern/vfs_vnops.c:575
#5 vget+0x1c8 sys/kern/vfs_subr.c:671
#6 ufs_ihashget+0x141 sys/ufs/ufs/ufs_ihash.c:119
#7 ffs_vget+0x74 sys/ufs/ffs/ffs_vfsops.c:1329
#8 ufs_lookup+0x14b7 sys/ufs/ufs/ufs_lookup.c:487
#9 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90
#10 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568
#11 namei+0x63c sys/kern/vfs_lookup.c:249
#12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853
#13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
#14 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806b20ca28)
#0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164
#1 rw_enter+0x453 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:603
#4 vn_lock+0x81 sys/kern/vfs_vnops.c:575
#5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419
#6 namei+0x63c sys/kern/vfs_lookup.c:249
#7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853
#8 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#8 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
#9 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 9499 6534K 6786K 78643K 10702 0
pcb 13 8K 8K 78643K 47 0
rtable 98 4K 4K 78643K 232 0
ifaddr 62 14K 14K 78643K 76 0
counters 43 33K 34K 78643K 47 0
ioctlops 0 0K 4K 78643K 1488 0
iov 0 0K 32K 78643K 11 0
mount 1 1K 1K 78643K 1 0
vnodes 1222 77K 77K 78643K 1262 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 12 0K 0K 78643K 26 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1824 197K 290K 78643K 13058 0
file desc 5 13K 25K 78643K 142 0
sigio 0 0K 0K 78643K 2 0
proc 60 63K 83K 78643K 442 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 54 3K 3K 78643K 68 0
ether_multi 1 0K 0K 78643K 6 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 37 175K 175K 78643K 37 0
exec 0 0K 1K 78643K 214 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 112 22K 23K 78643K 1393 0
UVM aobj 4 2K 2K 78643K 4 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 11 0
NDP 8 0K 0K 78643K 14 0
temp 88 3858K 3922K 78643K 2309 0
kqueue 3 4K 4K 78643K 3 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 7 0 0 1 0 1 1 0 8 0
plcache 128 20 0 0 1 0 1 1 0 8 0
rtpcb 80 26 0 23 1 0 1 1 0 8 0
rtentry 112 48 0 10 2 0 2 2 0 8 0
unpcb 120 297 0 287 1 0 1 1 0 8 0
syncache 264 4 0 4 1 1 0 1 0 8 0
tcpqe 32 12 0 12 1 1 0 1 0 8 0
tcpcb 544 61 0 57 1 0 1 1 0 8 0
inpcb 296 277 0 270 2 0 2 2 0 8 1
nd6 48 7 0 0 1 0 1 1 0 8 0
ppxss 1128 1 0 1 1 0 1 1 0 8 1
pfosfp 40 846 0 423 5 0 5 5 0 8 0
pfosfpen 112 1428 0 714 21 0 21 21 0 8 0
pfrktable 1344 1 0 0 1 0 1 1 0 8 0
pfstitem 24 14 0 0 1 0 1 1 0 8 0
pfstkey 112 14 0 0 1 0 1 1 0 8 0
pfstate 328 13 0 0 2 0 2 2 0 8 0
pfrule 1360 25 0 16 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 194 0 10 12 0 12 12 0 8 0
art_table 32 195 0 10 2 0 2 2 0 8 0
art_node 16 47 0 15 1 0 1 1 0 8 0
sysvmsgpl 40 14 0 10 1 0 1 1 0 8 0
semupl 112 2 0 2 1 0 1 1 0 8 1
semapl 112 20 0 10 1 0 1 1 0 8 0
shmpl 112 2 0 0 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1577 0 170 89 0 89 89 0 8 0
ffsino 272 1577 0 170 95 0 95 95 0 8 0
nchpl 144 1926 0 317 60 0 60 60 0 8 0
uvmvnodes 72 1647 0 0 30 0 30 30 0 8 0
vnodes 208 1647 0 0 87 0 87 87 0 8 0
namei 1024 5089 0 5089 1 0 1 1 0 8 1
percpumem 16 34 0 2 1 0 1 1 0 8 0
scxspl 192 5813 0 5812 8 1 7 7 0 8 6
plimitpl 152 19 0 11 1 0 1 1 0 8 0
sigapl 424 380 0 327 7 0 7 7 0 8 1
futexpl 56 1825 0 1825 1 0 1 1 0 8 1
knotepl 112 61 0 42 1 0 1 1 0 8 0
kqueuepl 144 12 0 9 1 0 1 1 0 8 0
pipelkpl 48 101 0 91 1 0 1 1 0 8 0
pipepl 120 202 0 183 1 0 1 1 0 8 0
fdescpl 496 342 0 326 3 0 3 3 0 8 0
filepl 152 2012 0 1911 5 0 5 5 0 8 1
lockfpl 104 35 0 34 1 0 1 1 0 8 0
lockfspl 48 8 0 7 1 0 1 1 0 8 0
sessionpl 112 18 0 7 1 0 1 1 0 8 0
pgrppl 48 18 0 7 1 0 1 1 0 8 0
ucredpl 96 118 0 109 1 0 1 1 0 8 0
zombiepl 144 327 0 327 1 0 1 1 0 8 1
processpl 984 380 0 327 7 0 7 7 0 8 0
procpl 624 648 0 585 6 0 6 6 0 8 0
sockpl 400 600 0 580 4 0 4 4 0 8 2
mcl64k 65536 3 0 0 1 0 1 1 0 8 0
mcl16k 16384 1 0 0 1 0 1 1 0 8 0
mcl12k 12288 3 0 0 1 0 1 1 0 8 0
mcl9k 9216 2 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 227 0 0 28 0 28 28 0 8 0
mtagpl 96 4 0 0 1 0 1 1 0 8 0
mbufpl 256 233 0 0 15 0 15 15 0 8 1
bufpl 280 3625 0 133 250 0 250 250 0 8 0
anonpl 16 45879 0 29924 66 1 65 65 0 124 0
amapchunkpl 152 1766 0 1604 9 1 8 9 0 158 0
amappl16 192 1390 0 555 43 0 43 43 0 8 0
amappl15 184 1 0 0 1 0 1 1 0 8 0
amappl14 176 23 0 19 1 0 1 1 0 8 0
amappl13 168 194 0 186 1 0 1 1 0 8 0
amappl12 160 7 0 7 1 1 0 1 0 8 0
amappl11 152 51 0 36 1 0 1 1 0 8 0
amappl10 144 29 0 22 1 0 1 1 0 8 0
amappl9 136 393 0 390 1 0 1 1 0 8 0
amappl8 128 350 0 322 2 0 2 2 0 8 0
amappl7 120 119 0 108 1 0 1 1 0 8 0
amappl6 112 25 0 21 1 0 1 1 0 8 0
amappl5 104 181 0 167 1 0 1 1 0 8 0
amappl4 96 603 0 571 1 0 1 1 0 8 0
amappl3 88 166 0 160 1 0 1 1 0 8 0
amappl2 80 1786 0 1717 2 0 2 2 0 8 0
amappl1 72 17412 0 16965 23 13 10 18 0 8 0
amappl 80 884 0 838 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 3 0 0 1 0 1 1 0 8 0
uaddrrnd 24 342 0 326 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 342 0 326 1 0 1 1 0 8 0
vmmpekpl 168 6725 0 6689 2 0 2 2 0 8 0
vmmpepl 168 48701 0 46716 144 5 139 141 0 357 51
vmsppl 368 341 0 326 2 0 2 2 0 8 0
pdppl 4096 691 0 652 6 0 6 6 0 8 1
pvpl 32 158153 0 138970 159 0 159 159 0 265 3
pmappl 232 341 0 326 2 1 1 2 0 8 0
extentpl 40 53 0 36 1 0 1 1 0 8 0
phpool 112 271 0 3 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(ffffffff82759ff0) 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(ffffffff828f7648) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff828f7648) at __mp_lock+0x127 sys/kern/kern_lock.c:147
intr_handler(ffff800020eedab0,ffff80000004a400) 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: 0x7f7ffffd71f0, count: -6
ddb{0}> machine ddbcpu 1
Stopped at pool_cache_get+0x1b1: movq 0x10(%r14),%r13
ddb{1}> trace
pool_cache_get(ffffffff82914d78) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline]
pool_cache_get(ffffffff82914d78) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884
pool_get(ffffffff82914d78,2) at pool_get+0x91 sys/kern/subr_pool.c:572
m_copym(fffffd806d729d00,0,3b9aca00,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline]
m_copym(fffffd806d729d00,0,3b9aca00,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667
rtm_sendup(fffffd806f687960,fffffd806d729d00,1) at rtm_sendup+0x5f sys/net/rtsock.c:588
route_input(fffffd806d729d00,fffffd806f687960,21) at route_input+0x1cc sys/net/rtsock.c:560
route_output(fffffd806d729d00,fffffd806f687960,0,0) at route_output+0x878 sys/net/rtsock.c:868
route_usrreq(fffffd806f687960,9,fffffd806d729d00,0,0,ffff800022715af8) at route_usrreq+0x36f sys/net/rtsock.c:275
sosend(fffffd806f687960,0,ffff800020efb8a0,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555
sendit(ffff800022715af8,3,ffff800020efb980,0,ffff800020efba60) at sendit+0x52b sys/kern/uipc_syscalls.c:657
sys_sendto(ffff800022715af8,ffff800020efba18,ffff800020efba60) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
syscall(ffff800020efbae0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800020efbae0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x3c7457c9de0, count: -12