panic: Caught invalid memory access at ffff800001760138 size 4 op 0
Stopped at db_enter+0x17: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*117780 91540 0 0 0x4000000 0K syz-executor
40394 87444 0 0 0x4000000 1 syz-executor
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463cea0) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load4_noabort(ffff800001760138) at __asan_load4_noabort+0xa3
mrt6_ioctl(ffff8000110bf1b0,c028756b,ffff800029eccb10) at mrt6_ioctl+0x125 sys/netinet6/ip6_mroute.c:242
sys_ioctl(ffff800029927240,ffff800029eccdb0,ffff800029eccd20) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff800029eccdb0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff800029eccdb0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x1dd6b78a720, count: 8
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
*cpu0: Caught invalid memory access at ffff800001760138 size 4 op 0
ddb{0}> show kasan
KASAN: invalid read of 4 bytes at 0xffff800001760138 from pc 0xffffffff83273975
KASAN: first bad byte at 0xffff800001760138 (+0); shadow 0xfd: pool use-after-free (or unallocated item)
KASAN: 0xffff800001760138 is 312 bytes inside the 328-byte item [0xffff800001760000..0xffff800001760148) in pool 'inpcb'
KASAN: allocated at:
#0 pool_get+0x770 sys/kern/subr_pool.c:834
#1 in_pcballoc+0x5f sys/netinet/in_pcb.c:-1
#2 tcp_attach+0x25d sys/netinet/tcp_usrreq.c:496
#3 socreate+0x3f1 pru_attach sys/sys/protosw.h:275 [inline]
#3 socreate+0x3f1 sys/kern/uipc_socket.c:220
#4 sys_socket+0x20f sys/kern/uipc_syscalls.c:102
#5 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#5 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#6 Xsyscall+0x128
KASAN: freed at:
#0 pool_put+0x79 sys/kern/subr_pool.c:1019
#1 tcp_close+0x2b0 tcpstat_inc sys/netinet/tcp_var.h:-1 [inline]
#1 tcp_close+0x2b0 sys/netinet/tcp_subr.c:530
#2 tcp_usrclosed+0x122 sys/netinet/tcp_usrreq.c:1094
#3 tcp_shutdown+0x1c9 sys/netinet/tcp_usrreq.c:786
#4 soshutdown+0xd2 pru_shutdown sys/sys/protosw.h:327 [inline]
#4 soshutdown+0xd2 sys/kern/uipc_socket.c:1267
#5 sys_shutdown+0x17d sys/kern/uipc_syscalls.c:1180
#6 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#7 Xsyscall+0x128
KASAN: pc: mrt6_ioctl+0x125
KASAN: call trace:
#0 __asan_load4_noabort+0x82 kasan_shadow_check sys/kern/subr_kasan.c:1014 [inline]
#0 __asan_load4_noabort+0x82 sys/kern/subr_kasan.c:1098
#1 mrt6_ioctl+0x125 sys/netinet6/ip6_mroute.c:242
#2 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#3 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#4 Xsyscall+0x128
KASAN: shadow of 0xffff800001760000..0xffff800001760280 (1 cell = 8 bytes):
0xffff800001760000: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
0xffff800001760080: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
>0xffff800001760100: fd fd fd fd fd fd fd[fd]fd fd fd fd fd fd fd fd
0xffff800001760180: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
0xffff800001760200: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
KASAN: legend: 00 valid; 01..07 partial; fb malloc redzone; fc malloc freed; fd pool freed; fe kmem; fa global; f1..f4/f8 stack/scope
ddb{0}> trace
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463cea0) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load4_noabort(ffff800001760138) at __asan_load4_noabort+0xa3
mrt6_ioctl(ffff8000110bf1b0,c028756b,ffff800029eccb10) at mrt6_ioctl+0x125 sys/netinet6/ip6_mroute.c:242
sys_ioctl(ffff800029927240,ffff800029eccdb0,ffff800029eccd20) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff800029eccdb0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff800029eccdb0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x1dd6b78a720, count: -7
ddb{0}> show registers
rdi 0
rsi 0x1
rbp 0xffff800029ecc8d0
rbx 0xffff800029ecc940
rdx 0
rcx 0xffffffff8524bff0 cpu_info_full_primary+0x1ff0
rax 0
r8 0x101010101010101
r9 0x8080808080808080
r10 0xffff800029ecc6b8
r11 0xffffffff8277a600 x86_bus_space_io_read_1
r12 0xffffffff8463cea0 .str.18+0x9ef00
r13 0xffffffff8524cc08 cpu_info_full_primary+0x2c08
r14 0xffffffff8524ce07 cpu_info_full_primary+0x2e07
r15 0x1
rip 0xffffffff82b18a07 db_enter+0x17
cs 0x8
rflags 0x246
rsp 0xffff800029ecc8d0
ss 0x10
db_enter+0x17: popq %rbp
ddb{0}> show proc
PROC (syz-executor) tid=117780 pid=91540 tcnt=4 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=86, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff8000299267e0,0xffff800029927cb0
process=0xffff80002a2c49c8 user=0xffff800029ec1000, vmspace=0xffff8000017d8990
estcpu=36, cpticks=21, pctcpu=0.0, user=0, sys=21, intr=0
ddb{0}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
91540 347844 86701 0 2 0 0 syz-executor
91540 133961 86701 0 2 0 0x4000000 syz-executor
*91540 117780 86701 0 7 0 0x4000000 syz-executor
91540 155068 86701 0 3 0 0x4000080 fsleep syz-executor
87444 6044 86718 0 2 0 0 syz-executor
87444 282042 86718 0 3 0 0x4000080 kqread syz-executor
87444 40394 86718 0 7 0 0x4000000 syz-executor
82570 261461 39887 0 2 0x2 0 syz-executor
86701 516452 39887 0 2 0x2 0xc80 syz-executor
86718 514376 39887 0 2 0x2 0xc80 syz-executor
50868 279609 0 0 3 0x14000 0x280 nfsidl nfsio
90499 11112 0 0 3 0x14000 0x280 nfsidl nfsio
37165 514858 0 0 3 0x14000 0x280 nfsidl nfsio
41598 394910 0 0 3 0x14000 0x280 nfsidl nfsio
62726 258167 0 0 3 0x14000 0x280 nfsidl nfsio
20914 173787 0 0 3 0x14000 0x280 nfsidl nfsio
68738 339542 0 0 3 0x14000 0x280 nfsidl nfsio
50494 200493 0 0 3 0x14000 0x280 nfsidl nfsio
61701 192952 0 0 3 0x14000 0x280 nfsidl nfsio
41266 289327 0 0 3 0x14000 0x280 nfsidl nfsio
7570 66533 0 0 3 0x14000 0x280 nfsidl nfsio
17050 124890 0 0 3 0x14000 0x280 nfsidl nfsio
35359 335434 0 0 3 0x14000 0x280 nfsidl nfsio
88564 457781 0 0 3 0x14000 0x280 nfsidl nfsio
75191 292374 0 0 3 0x14000 0x280 nfsidl nfsio
76099 71493 0 0 3 0x14000 0x280 nfsidl nfsio
34716 124545 0 0 3 0x14000 0x280 nfsidl nfsio
50226 18651 0 0 3 0x14000 0x280 nfsidl nfsio
17048 493456 0 0 3 0x14000 0x280 nfsidl nfsio
68866 276704 0 0 3 0x14000 0x280 nfsidl nfsio
39887 203730 11752 0 3 0x2 0x80 wait syz-executor
11752 1919 6367 0 3 0x100002 0x88 sigsusp ksh
6367 98702 13639 0 3 0x10 0x88 kqread sshd-session
13639 238548 60214 0 3 0x12 0x80 kqread sshd-session
9175 83044 1 0 3 0x100003 0x80 ttyopn getty
60214 237741 1 0 3 0 0x88 kqread sshd
31632 455446 17442 74 3 0x1100012 0x80 bpf pflogd
17442 428889 1 0 3 0 0x80 sbwait pflogd
57277 489468 42476 73 2 0x1100010 0x80 syslogd
42476 403686 1 0 3 0x100002 0x80 sbwait syslogd
97920 50295 1 0 3 0x100000 0x80 kqread resolvd
98302 27816 77225 77 3 0x100012 0x80 kqread dhcpleased
94611 122781 77225 77 3 0x100012 0x80 kqread dhcpleased
77225 155757 1 0 3 0 0x80 kqread dhcpleased
3599 518112 0 0 2 0x14000 0x200 smr
8621 369116 0 0 2 0x14000 0x200 zerothread
79765 119569 0 0 3 0x14000 0x200 aiodoned aiodoned
63656 95516 0 0 3 0x14000 0x200 syncer update
62231 232607 0 0 3 0x14000 0x200 cleaner cleaner
83438 288878 0 0 3 0x14000 0x200 reaper reaper
59563 477147 0 0 3 0x14000 0x200 pgdaemon pagedaemon
55873 412079 0 0 3 0x14000 0x200 bored viomb
16262 112998 0 0 3 0x14000 0x40000200 acpi0 acpi0
77390 13245 0 0 3 0x14000 0x40000200 idle1
39250 57094 0 0 3 0x14000 0x200 bored softnet1
47189 259391 0 0 2 0x14000 0x200 softnet0
67539 354356 0 0 3 0x14000 0x200 bored systqmp
63519 269468 0 0 3 0x14000 0x200 bored systq
95868 400746 0 0 2 0x14000 0x200 softclockmp
54775 468981 0 0 2 0x14000 0x40000200 softclock
39578 386507 0 0 3 0x14000 0x40000200 idle0
1 152638 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10000 0x200 scheduler swapper
ddb{0}> show all locks
Process 91540 (syz-executor) thread 0xffff800029927240 (117780)
shared rwlock netlock r = 0 (0xffffffff85080698)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 rw_do_enter_read+0x55d sys/kern/kern_rwlock.c:413
#2 mrt6_ioctl+0x10f sys/netinet6/ip6_mroute.c:242
#3 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#4 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#4 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#5 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff854eb5c0)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 mrt6_ioctl+0x53 sys/netinet6/ip6_mroute.c:232
#2 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#3 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#4 Xsyscall+0x128
Process 87444 (syz-executor) thread 0xffff800029926d10 (40394)
exclusive rrwlock inode r = 0 (0xffff800001cd5320)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527
#4 ufs_ihashins+0xda sys/ufs/ufs/ufs_ihash.c:146
#5 ffs_vget+0x2e9 sys/ufs/ffs/ffs_vfsops.c:1232
#6 ffs_inode_alloc+0x576 sys/ufs/ffs/ffs_alloc.c:393
#7 ufs_makeinode+0x1a1 sys/ufs/ufs/ufs_vnops.c:1759
#8 ufs_create+0xcf sys/ufs/ufs/ufs_vnops.c:147
#9 VOP_CREATE+0x1a2 sys/kern/vfs_vops.c:103
#10 vn_open+0x6d9 sys/kern/vfs_vnops.c:118
#11 doopenat+0x460 sys/kern/vfs_syscalls.c:1163
#12 sys_open+0x86 sys/kern/vfs_syscalls.c:1065
#13 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#13 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#14 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xffff800001cd5c60)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527
#4 vn_lock+0xca sys/kern/vfs_vnops.c:576
#5 vfs_lookup+0x1f7 sys/kern/vfs_lookup.c:431
#6 namei+0xe19 sys/kern/vfs_lookup.c:250
#7 vn_open+0x319 sys/kern/vfs_vnops.c:109
#8 doopenat+0x460 sys/kern/vfs_syscalls.c:1163
#9 sys_open+0x86 sys/kern/vfs_syscalls.c:1065
#10 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#11 Xsyscall+0x128
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11053 12238K 12499K 166960K 12651 0
pcb 17 28K 30K 166960K 75 0
rtable 218 11K 13K 166960K 2578 0
pf 32 21K 39K 166960K 251 0
ifaddr 40 13K 13K 166960K 353 0
ifgroup 51 2K 2K 166960K 376 0
sysctl 2 1K 13K 166960K 7 0
counters 68 42K 43K 166960K 230 0
ioctlops 0 0K 4K 166960K 1664 0
iov 0 0K 16K 166960K 68 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1302 84K 84K 166960K 2235 0
UFS quota 1 36K 36K 166960K 1 0
UFS mount 5 44K 44K 166960K 5 0
shm 2 2K 6K 166960K 12 0
VM map 2 1K 1K 166960K 2 0
sem 19 1K 1K 166960K 54 0
dirhash 15 2K 2K 166960K 15 0
ACPI 1734 201K 292K 166960K 11964 0
file desc 12 41K 93K 166960K 1569 0
sigio 0 0K 0K 166960K 3 0
proc 73 128K 193K 166960K 2678 0
subproc 68 8K 9K 166960K 743 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 20K 20K 166960K 1 0
ip_moptions 0 0K 0K 166960K 28 0
in_multi 88 6K 7K 166960K 917 0
ether_multi 1 0K 0K 166960K 1 0
mrt 0 0K 0K 166960K 40 0
ISOFS mount 1 36K 36K 166960K 1 0
MSDOSFS mount 1 20K 20K 166960K 1 0
ttys 55 384K 384K 166960K 55 0
exec 0 0K 2K 166960K 1487 0
fusefs mount 1 36K 36K 166960K 1 0
tdb 3 1K 1K 166960K 3 0
VM swap 14 124K 124K 166960K 15 0
UVM amap 196 219K 254K 166960K 11865 0
UVM aobj 11 5K 8K 166960K 15 0
pinsyscall 1061 1752K 1820K 166960K 4652 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 4 0
NDP 13 0K 2K 166960K 256 0
temp 38 9171K 9490K 166960K 15371 0
kqueue 15 45K 52K 166960K 73 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 120 185 0 182 1 0 1 1 0 8 0
rtentry 176 926 0 826 7 2 5 6 0 8 0
unpcb 144 252 0 233 1 0 1 1 0 8 0
syncache 336 4 0 4 2 2 0 1 0 8 0
tcpcb 736 158 0 154 7 6 1 7 0 8 0
arp 136 166 0 150 1 0 1 1 0 8 0
inpcb 328 1273 0 1266 15 11 4 12 0 8 3
nd6 152 247 0 226 1 0 1 1 0 8 0
kcovpl 48 82 0 75 1 0 1 1 0 8 0
ppxss 1192 2 0 2 2 2 0 1 0 8 0
pffrag 232 3 0 0 1 0 1 1 0 482 0
pffrnode 88 3 0 0 1 0 1 1 0 8 0
pffrent 40 5 0 2 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 1 0 1 1 1 0 1 0 8 0
pfstitem 24 52 0 22 1 0 1 1 0 8 0
pfstkey 128 52 0 22 2 0 2 2 0 8 0
pfstate 448 52 0 22 4 0 4 4 0 8 0
pfrule 1360 26 0 20 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 3751 0 3339 38 10 28 29 0 8 2
art_table 40 3752 0 3339 6 1 5 5 0 8 0
art_node 32 926 0 836 1 0 1 1 0 8 0
sysvmsgpl 40 2 0 1 1 0 1 1 0 8 0
semupl 112 1 0 1 1 1 0 1 0 8 0
semapl 72 51 0 34 1 0 1 1 0 8 0
shmpl 112 12 0 4 2 1 1 1 0 8 0
dirhash 1024 19 0 0 3 0 3 3 0 8 0
dino2pl 256 2210 0 579 102 0 102 102 0 8 0
ffsino 296 2210 0 579 126 0 126 126 0 8 0
nchpl 144 2818 0 870 73 0 73 73 0 8 0
vnodes 216 3087 0 0 172 0 172 172 0 8 0
namei 1024 15736 0 15735 1 0 1 1 0 8 0
percpumem 16 131 0 81 1 0 1 1 0 8 0
kstatmem 264 187 0 162 2 0 2 2 0 8 0
scxspl 216 9982 0 9982 7 6 1 3 1 8 1
plimitpl 152 121 0 104 1 0 1 1 0 8 0
sigapl 424 1757 0 1695 10 1 9 9 0 8 1
knotepl 120 149 0 0 6 2 4 5 0 8 0
kqueuepl 224 175 0 164 5 4 1 5 0 8 0
pipepl 344 421 0 394 5 1 4 4 0 8 1
fdescpl 528 1721 0 1695 3 0 3 3 0 8 0
filepl 160 6404 0 6200 15 5 10 15 0 8 1
lockfpl 104 98 0 96 1 0 1 1 0 8 0
lockfspl 48 47 0 45 1 0 1 1 0 8 0
sessionpl 144 124 0 115 1 0 1 1 0 8 0
pgrppl 48 211 0 194 1 0 1 1 0 8 0
ucredpl 104 434 0 421 1 0 1 1 0 8 0
zombiepl 144 1700 0 1695 1 0 1 1 0 8 0
processpl 1232 1757 0 1695 6 0 6 6 0 8 0
procpl 664 2395 0 2328 7 0 7 7 0 8 0
sosppl 176 1 0 1 1 1 0 1 0 8 0
sockpl 752 1719 0 1689 20 13 7 17 0 8 3
mcl64k 65536 4 0 0 1 0 1 1 0 8 0
mcl16k 16384 2 0 0 1 0 1 1 0 8 0
mcl12k 12288 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 3 0 0 1 0 1 1 0 8 0
mcl4k 4096 120 0 0 15 0 15 15 0 8 0
mcl2k 2048 22 0 0 3 0 3 3 0 8 0
mextrefs 64 21 0 0 1 0 1 1 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 7407 0 0 463 0 463 463 0 8 0
bufpl 272 2947 0 106 190 0 190 190 0 8 0
anonpl 32 7536 0 0 61 0 61 61 0 222 0
amapchunkpl 152 32116 0 31748 23 5 18 22 0 158 2
amappl16 200 2594 0 2582 20 18 2 14 0 8 0
amappl15 192 4 0 4 2 2 0 1 0 8 0
amappl14 184 1321 0 1320 1 0 1 1 0 8 0
amappl13 176 303 0 291 1 0 1 1 0 8 0
amappl12 168 2288 0 2261 2 0 2 2 0 8 0
amappl11 160 9 0 9 3 3 0 1 0 8 0
amappl10 152 83 0 69 1 0 1 1 0 8 0
amappl9 144 274 0 274 2 2 0 1 0 8 0
amappl8 136 412 0 409 1 0 1 1 0 8 0
amappl7 128 296 0 283 1 0 1 1 0 8 0
amappl6 120 896 0 895 1 0 1 1 0 8 0
amappl5 112 140 0 128 1 0 1 1 0 8 0
amappl4 104 519 0 499 1 0 1 1 0 8 0
amappl3 96 6280 0 6205 3 0 3 3 0 8 0
amappl2 88 1545 0 1471 2 0 2 2 0 8 0
amappl1 80 21236 0 20657 17 2 15 15 0 8 2
amappl 88 9837 0 9710 4 0 4 4 0 92 0
uvmvnodes 80 100 0 0 3 0 3 3 0 8 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 14 0 4 1 0 1 1 0 8 0
uaddrrnd 24 1721 0 1695 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1721 0 1695 1 0 1 1 0 8 0
vmmpekpl 168 15390 0 15343 3 0 3 3 0 8 0
vmmpepl 168 117593 0 115960 102 17 85 96 0 357 10
vmsppl 488 1720 0 1695 5 0 5 5 0 8 0
rwobjpl 80 34566 0 33581 29 4 25 27 0 8 0
pdppl 4096 3451 0 3390 199 132 67 87 0 8 6
pvpl 32 13994 0 0 113 0 113 113 0 265 0
pmappl 256 1720 0 1695 3 0 3 3 0 8 0
extentpl 40 47 0 29 1 0 1 1 0 8 0
phpool 120 1039 0 153 28 0 28 28 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463cea0) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load4_noabort(ffff800001760138) at __asan_load4_noabort+0xa3
mrt6_ioctl(ffff8000110bf1b0,c028756b,ffff800029eccb10) at mrt6_ioctl+0x125 sys/netinet6/ip6_mroute.c:242
sys_ioctl(ffff800029927240,ffff800029eccdb0,ffff800029eccd20) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff800029eccdb0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff800029eccdb0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x1dd6b78a720, count: -7
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x19: leave
x86_ipi_db(ffff800028fe3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412
x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff854eadc0) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff854eadc0) at __mp_lock+0x272 sys/kern/kern_lock.c:173
__mp_acquire_count(ffffffff854eadc0,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:-1
sleep_finish(ffffffffffffffff,1) at sleep_finish+0x423 sys/kern/kern_synch.c:369
biowait(ffff800001ce3cc0) at biowait+0xe6 sys/kern/vfs_bio.c:1110
bwrite(ffff800001ce3cc0) at bwrite+0x4e1 sys/kern/vfs_bio.c:625
VOP_BWRITE(ffff800001ce3cc0) at VOP_BWRITE+0xd4 sys/kern/vfs_vops.c:648
ufs_direnter(ffff800001ccb370,ffff800001de70f0,ffff800029a3b6c0,ffff800029a3bdf0,0) at ufs_direnter+0xd60 sys/ufs/ufs/ufs_lookup.c:833
ufs_makeinode(81e0,ffff800001ccb370,ffff800029a3bdc0,ffff800029a3bdf0) at ufs_makeinode+0x943 sys/ufs/ufs/ufs_vnops.c:1795
ufs_create(ffff800029a3b940) at ufs_create+0xcf sys/ufs/ufs/ufs_vnops.c:147
VOP_CREATE(ffff800001ccb370,ffff800029a3bdc0,ffff800029a3bdf0,ffff800029a3ba60) at VOP_CREATE+0x1a2 sys/kern/vfs_vops.c:103
vn_open(ffff800029a3bd90,201,1e0) at vn_open+0x6d9 sys/kern/vfs_vnops.c:118
end trace frame: 0xffff800029a3bf10, count: 0
ddb{1}> trace
x86_ipi_db(ffff800028fe3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412
x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff854eadc0) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff854eadc0) at __mp_lock+0x272 sys/kern/kern_lock.c:173
__mp_acquire_count(ffffffff854eadc0,1) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:-1
sleep_finish(ffffffffffffffff,1) at sleep_finish+0x423 sys/kern/kern_synch.c:369
biowait(ffff800001ce3cc0) at biowait+0xe6 sys/kern/vfs_bio.c:1110
bwrite(ffff800001ce3cc0) at bwrite+0x4e1 sys/kern/vfs_bio.c:625
VOP_BWRITE(ffff800001ce3cc0) at VOP_BWRITE+0xd4 sys/kern/vfs_vops.c:648
ufs_direnter(ffff800001ccb370,ffff800001de70f0,ffff800029a3b6c0,ffff800029a3bdf0,0) at ufs_direnter+0xd60 sys/ufs/ufs/ufs_lookup.c:833
ufs_makeinode(81e0,ffff800001ccb370,ffff800029a3bdc0,ffff800029a3bdf0) at ufs_makeinode+0x943 sys/ufs/ufs/ufs_vnops.c:1795
ufs_create(ffff800029a3b940) at ufs_create+0xcf sys/ufs/ufs/ufs_vnops.c:147
VOP_CREATE(ffff800001ccb370,ffff800029a3bdc0,ffff800029a3bdf0,ffff800029a3ba60) at VOP_CREATE+0x1a2 sys/kern/vfs_vops.c:103
vn_open(ffff800029a3bd90,201,1e0) at vn_open+0x6d9 sys/kern/vfs_vnops.c:118
doopenat(ffff800029926d10,ffffff9c,200000000180,200,1f0,0,ffff800029a3c100) at doopenat+0x460 sys/kern/vfs_syscalls.c:1163
sys_open(ffff800029926d10,ffff800029a3c100,ffff800029a3c060) at sys_open+0x86 sys/kern/vfs_syscalls.c:1065
syscall(ffff800029a3c100) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff800029a3c100) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x3c175111ff0, count: -18