witness: lock order reversal:
1st 0xffff800010fc5a20 sbufsnd (&so->so_snd.sb_lock)
2nd 0xfffffd806b9b8a28 inode (&ip->i_lock)
lock order [1] sbufsnd (&so->so_snd.sb_lock) -> [2] inode (&ip->i_lock)
lock order data 0xffffffff833ce17c -> 0xffffffff833452e1 is missing
lock order [2] inode (&ip->i_lock) -> [3] sbufrcv (&so->so_rcv.sb_lock)
#0 rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234
#1 sblock+0xb6 sys/kern/uipc_socket2.c:536
#2 soreceive+0x27d sys/kern/uipc_socket.c:870
#3 fifo_read+0x117 sys/miscfs/fifofs/fifo_vnops.c:264
#4 VOP_READ+0x101 sys/kern/vfs_vops.c:227
#5 vn_rdwr+0x15b sys/kern/vfs_vnops.c:-1
#6 vndsetcred+0xa1 sys/dev/vnd.c:684
#7 vndioctl+0xdfe sys/dev/vnd.c:485
#8 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
#9 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531
#10 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#11 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#11 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748
#12 Xsyscall+0x128
lock order [3] sbufrcv (&so->so_rcv.sb_lock) -> [1] sbufsnd (&so->so_snd.sb_lock)
#0 rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234
#1 sblock+0xb6 sys/kern/uipc_socket2.c:536
#2 sosplice+0x3e1 sys/kern/uipc_socket.c:1347
#3 sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1221
#4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748
#5 Xsyscall+0x128
Stopped at db_enter+0x25: addq $0x8,%rsp
ddb{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
the kernel did not panic
ddb{0}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
witness_checkorder(fffffd806b9b8a28,9,0) at witness_checkorder+0x10b9 sys/kern/subr_witness.c:-1
rw_do_enter_write(fffffd806b9b8a10,1) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234
rrw_enter(fffffd806b9b8a10,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
VOP_LOCK(fffffd806b9cd3b0,2001) at VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527
vn_lock(fffffd806b9cd3b0,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570
vfs_lookup(ffff80003c48f490) at vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1
namei(ffff80003c48f490) at namei+0x7ca sys/kern/vfs_lookup.c:250
unp_connect(ffff800010fc5838,fffffd805cce9900,ffff800033c0a7e8) at unp_connect+0x29d sys/kern/uipc_usrreq.c:872
uipc_dgram_send(ffff800010fc5838,fffffd805c187800,fffffd805cce9900,0) at uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609
sosend(ffff800010fc5838,fffffd805cce9900,ffff80003c48f718,0,0,8) at sosend+0x804 sys/kern/uipc_socket.c:-1
sendit(ffff800033c0a7e8,5,ffff80003c48f898,8,ffff80003c48f950) at sendit+0x5a5 sys/kern/uipc_syscalls.c:779
sys_sendmsg(ffff800033c0a7e8,ffff80003c48fa00,ffff80003c48f950) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597
syscall(ffff80003c48fa00) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c48fa00) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x4a45acba750, count: -15
ddb{0}> show registers
rdi 0
rsi 0x80000 acpi_pdirpa+0x6be71
rbp 0xffff80003c48f110
rbx 0
rdx 0xffff800001474ec0
rcx 0xffff800033c0a7e8
rax 0x7ffff acpi_pdirpa+0x6be70
r8 0xffff80003c48eff0
r9 0x8080808080808080
r10 0x476625fddb398abd
r11 0xf69c5a4c4f0ad333
r12 0xfffffd8003f00680
r13 0xfffffd80046e7938
r14 0x3
r15 0xffffffff833e1294 substchar+0x11ff1
rip 0xffffffff81a1edf5 db_enter+0x25
cs 0x8
rflags 0x246
rsp 0xffff80003c48f100
ss 0x10
db_enter+0x25: addq $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor) tid=103808 pid=63910 tcnt=2 stat=onproc
flags process=10<SUGID> proc=4000000<THREAD>
runpri=50, usrpri=50, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff800033c0aa80,0xffffffff839a66d0
process=0xffff80003bc24ec0 user=0xffff80003c48a000, vmspace=0xfffffd806028abb8
estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
63910 465971 53919 -1 3 0x90 fsleep syz-executor
*63910 103808 53919 -1 7 0x4000010 syz-executor
69191 68453 31595 0 3 0x80 fsleep syz-executor
69191 364811 31595 0 2 0x4000000 syz-executor
87754 323788 73314 0 2 0 syz-executor
87754 308438 73314 0 2 0x4000000 syz-executor
30398 234609 26017 0 3 0x80 fsleep syz-executor
30398 297334 26017 0 3 0x4000080 kqsel syz-executor
30398 154711 26017 0 3 0x4000080 kqsel syz-executor
50358 522680 69749 0 3 0x80 fsleep syz-executor
50358 242938 69749 0 3 0x4000080 lockf syz-executor
81573 506027 46429 0 3 0x82 nanoslp syz-executor
31595 469043 46429 0 3 0x82 nanoslp syz-executor
32089 144907 46429 0 3 0x2 biowait syz-executor
25155 414465 1 0 3 0x100083 ttyin getty
79469 514533 0 0 3 0x14200 bored sosplice
69749 7174 46429 0 3 0x82 nanoslp syz-executor
53919 80403 46429 0 3 0x82 nanoslp syz-executor
73314 356274 46429 0 3 0x82 nanoslp syz-executor
26017 253593 46429 0 3 0x82 nanoslp syz-executor
63526 240115 46429 0 3 0x82 wait syz-executor
46429 467833 27432 0 3 0x82 kqread syz-executor
27432 253335 51181 0 3 0x10008a sigsusp ksh
51181 212646 42780 0 3 0x98 kqread sshd-session
42780 51563 20426 0 3 0x92 kqread sshd-session
20426 316531 1 0 3 0x88 kqread sshd
72114 423154 63620 74 3 0x1100092 bpf pflogd
63620 512956 1 0 3 0x80 sbwait pflogd
77439 502570 72241 73 3 0x1100090 kqread syslogd
72241 465684 1 0 3 0x100082 sbwait syslogd
2076 512953 1 0 3 0x100080 kqread resolvd
10902 126020 49653 77 3 0x100092 kqread dhcpleased
9591 289223 49653 77 3 0x100092 kqread dhcpleased
49653 491745 1 0 3 0x80 kqread dhcpleased
55118 29616 0 0 3 0x14200 bored smr
90184 228931 0 0 2 0x14200 zerothread
79120 267648 0 0 3 0x14200 aiodoned aiodoned
24251 106846 0 0 3 0x14200 syncer update
17484 296126 0 0 3 0x14200 cleaner cleaner
58189 19063 0 0 3 0x14200 reaper reaper
24584 298461 0 0 3 0x14200 pgdaemon pagedaemon
43461 502159 0 0 3 0x14200 bored viomb
49447 353792 0 0 3 0x40014200 acpi0 acpi0
45776 145701 0 0 7 0x40014200 idle1
39846 112492 0 0 3 0x14200 bored softnet7
62415 386357 0 0 3 0x14200 bored softnet6
56612 391892 0 0 3 0x14200 bored softnet5
61887 63146 0 0 3 0x14200 bored softnet4
43408 465556 0 0 3 0x14200 bored softnet3
37190 97171 0 0 3 0x14200 bored softnet2
58452 342186 0 0 3 0x14200 bored softnet1
99556 153230 0 0 3 0x14200 bored softnet0
53739 335559 0 0 3 0x14200 bored systqmp
27136 206572 0 0 3 0x14200 bored systq
8063 442180 0 0 3 0x14200 tmoslp softclockmp
72657 298065 0 0 3 0x40014200 tmoslp softclock
67617 346686 0 0 3 0x40014200 idle0
1 183702 0 0 3 0x82 wait init
0 0 -1 0 3 0x10010200 scheduler swapper
ddb{0}> show all locks
Process 63910 (syz-executor) thread 0xffff800033c0a7e8 (103808)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83921c88)
#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 pool_get+0x27e sys/kern/subr_pool.c:591
#3 namei+0xdf sys/kern/vfs_lookup.c:145
#4 unp_connect+0x29d sys/kern/uipc_usrreq.c:872
#5 uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609
#6 sosend+0x804 sys/kern/uipc_socket.c:-1
#7 sendit+0x5a5 sys/kern/uipc_syscalls.c:779
#8 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597
#9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748
#10 Xsyscall+0x128
exclusive rwlock sbufsnd r = 0 (0xffff800010fc5a20)
#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 sblock+0xb6 sys/kern/uipc_socket2.c:536
#3 sosend+0x2e9 sys/kern/uipc_socket.c:631
#4 sendit+0x5a5 sys/kern/uipc_syscalls.c:779
#5 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597
#6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748
#7 Xsyscall+0x128
Process 87754 (syz-executor) thread 0xffff800033c0b4e0 (308438)
exclusive rwlock vmmaplk r = 0 (0xfffffd806b8e6318)
#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 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5168
#3 uvm_map_pageable+0x183 sys/uvm/uvm_map.c:2214
#4 sys_mlock+0x23d sys/uvm/uvm_mmap.c:849
#5 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#5 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
#6 Xsyscall+0x128
Process 32089 (syz-executor) thread 0xffff80003c45bcb0 (144907)
exclusive rrwlock inode r = 0 (0xfffffd8071784a60)
#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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527
#4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline]
#4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159
#5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232
#6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393
#7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112
#8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394
#9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3109
#10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806b9b8ec8)
#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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570
#5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1
#6 namei+0x7ca sys/kern/vfs_lookup.c:250
#7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3094
#8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
#9 Xsyscall+0x128
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10250 11157K 11241K 166960K 12774 0
pcb 18 18K 20K 166960K 428 0
rtable 204 12K 13K 166960K 686 0
pf 37 18K 67486K 166960K 277 0
ifaddr 34 6K 8K 166960K 136 0
ifgroup 53 2K 2K 166960K 234 0
sysctl 4 1K 9K 166960K 36 0
counters 68 36K 37K 166960K 282 0
ioctlops 0 0K 4K 166960K 1970 0
iov 0 0K 24K 166960K 112 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1393 88K 88K 166960K 3071 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 9K 166960K 34 0
VM map 2 1K 1K 166960K 2 0
sem 12 0K 0K 166960K 106 0
dirhash 12 2K 2K 166960K 36 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 17 61K 240K 166960K 2112 0
sigio 0 0K 0K 166960K 47 0
proc 72 115K 164K 166960K 838 0
subproc 72 4K 4K 166960K 99 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 375 0
in_multi 63 4K 7K 166960K 204 0
ether_multi 1 0K 0K 166960K 19 0
mrt 2 0K 0K 166960K 22 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 241 1076K 1076K 166960K 241 0
exec 0 0K 1K 166960K 856 0
fusefs mount 1 32K 32K 166960K 1 0
pfkey data 0 0K 0K 166960K 5 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 250 169K 183K 166960K 20722 0
UVM aobj 7 2K 2K 166960K 8 0
pinsyscall 42 84K 102K 166960K 3239 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 1K 166960K 91 0
NDP 12 0K 2K 166960K 96 0
temp 81 8652K 8730K 166960K 105517 0
kqueue 13 20K 30K 166960K 389 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 26 0 0 1 0 1 1 0 8 0
rtpcb 120 233 0 230 3 2 1 3 0 8 0
rtentry 176 246 0 175 5 0 5 5 0 8 0
unpcb 144 1538 0 1518 12 10 2 6 0 8 1
syncache 336 11 0 11 6 5 1 1 0 8 1
tcpqe 32 16 0 16 5 4 1 1 0 8 1
tcpcb 736 657 0 649 11 9 2 7 0 8 0
arp 128 21 0 10 1 0 1 1 0 8 0
inpcb 328 2161 0 2147 26 23 3 12 0 8 0
nd6 144 29 0 16 1 0 1 1 0 8 0
pkpcb 40 28 0 28 5 4 1 1 0 8 1
kcovpl 48 11 0 3 1 0 1 1 0 8 0
ppxss 1192 86 0 85 5 4 1 1 0 8 0
pppxif 1504 7 0 7 4 4 0 1 0 8 0
pfstscr 40 6 0 4 2 1 1 1 0 8 0
pffrag 232 19 0 11 1 0 1 1 0 482 0
pffrnode 88 18 0 11 1 0 1 1 0 8 0
pffrent 40 57 0 49 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
pftag 88 4 0 2 1 0 1 1 0 8 0
pfstitem 24 104 0 57 1 0 1 1 0 8 0
pfstkey 128 109 0 62 2 0 2 2 0 8 0
pfstate 384 106 0 60 5 0 5 5 0 8 0
pfrule 1344 97 0 91 5 3 2 4 0 8 0
rttmr 136 5 0 5 3 3 0 1 0 8 0
art_heap8 4096 6 0 2 6 2 4 4 0 8 0
art_heap4 256 927 0 602 33 10 23 30 0 8 2
art_table 40 933 0 604 5 0 5 5 0 8 0
art_node 32 244 0 183 1 0 1 1 0 8 0
sysvmsgpl 40 22 0 17 1 0 1 1 0 8 0
semapl 112 102 0 92 1 0 1 1 0 8 0
shmpl 112 5 0 1 1 0 1 1 0 8 0
dirhash 1024 33 0 16 3 0 3 3 0 8 0
dino2pl 256 5589 0 4077 96 1 95 96 0 8 0
ffsino 296 5589 0 4077 118 1 117 118 0 8 0
nchpl 144 8490 0 6799 64 0 64 64 0 8 0
rtmask 32 21 0 21 6 5 1 1 0 8 1
uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0
vnodes 216 5926 0 0 330 0 330 330 0 8 0
namei 1024 30324 0 30322 6 5 1 2 0 8 0
percpumem 16 156 0 107 1 0 1 1 0 8 0
kstatmem 264 152 0 124 7 4 3 3 0 8 1
acpiwqpl 32 2 0 2 1 0 1 1 1 8 1
scsiplug 72 10 0 10 6 6 0 1 0 8 0
scxspl 216 55633 0 55632 12 11 1 8 1 8 0
plimitpl 152 732 0 714 1 0 1 1 0 8 0
sigapl 424 2374 0 2320 9 2 7 9 0 8 0
knotepl 120 568 0 0 17 0 17 17 0 8 0
kqueuepl 224 681 0 670 6 4 2 3 0 8 1
pipepl 344 258 0 231 3 0 3 3 0 8 0
fdescpl 528 2319 0 2288 3 0 3 3 0 8 0
filepl 160 16312 0 16081 48 35 13 20 0 8 2
lockfpl 104 745 0 741 2 1 1 2 0 8 0
lockfspl 48 271 0 268 1 0 1 1 0 8 0
sessionpl 144 33 0 24 1 0 1 1 0 8 0
pgrppl 48 142 0 125 1 0 1 1 0 8 0
ucredpl 104 3433 0 3419 1 0 1 1 0 8 0
zombiepl 144 2975 0 2973 1 0 1 1 0 8 0
processpl 1248 2374 0 2320 6 0 6 6 0 8 0
procpl 664 5550 0 5490 9 2 7 9 0 8 0
sosppl 168 5 0 5 3 3 0 1 0 8 0
sockpl 752 4008 0 3971 61 55 6 23 0 8 1
mcl64k 65536 17 0 0 3 0 3 3 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
mcl9k 9216 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 2 0 0 1 0 1 1 0 8 0
mcl4k 4096 109 0 0 14 0 14 14 0 8 0
mcl2k2 2112 1 0 0 1 0 1 1 0 8 0
mcl2k 2048 32 0 0 4 0 4 4 0 8 0
mtagpl 96 10 0 0 1 0 1 1 0 8 0
mbufpl 256 1175 0 0 72 0 72 72 0 8 0
bufpl 280 22382 0 16239 440 1 439 440 0 8 0
anonpl 32 18164 0 0 147 0 147 147 0 246 0
amapchunkpl 152 69633 0 68927 55 24 31 33 0 158 3
amappl16 200 8383 0 8119 65 38 27 44 0 8 0
amappl15 192 18 0 18 3 3 0 1 0 8 0
amappl14 184 132 0 120 1 0 1 1 0 8 0
amappl13 176 8 0 8 1 1 0 1 0 8 0
amappl12 168 3022 0 2991 4 2 2 3 0 8 0
amappl11 160 52 0 38 1 0 1 1 0 8 0
amappl10 152 5 0 5 2 2 0 1 0 8 0
amappl9 144 243 0 242 2 1 1 1 0 8 0
amappl8 136 41 0 38 1 0 1 1 0 8 0
amappl7 128 117 0 105 1 0 1 1 0 8 0
amappl6 120 231 0 228 1 0 1 1 0 8 0
amappl5 112 137 0 127 1 0 1 1 0 8 0
amappl4 104 333 0 313 1 0 1 1 0 8 0
amappl3 96 14242 0 14129 5 1 4 4 0 8 0
amappl2 88 748 0 684 2 0 2 2 0 8 0
amappl1 80 17715 0 17117 16 1 15 15 0 8 0
amappl 88 19622 0 19445 5 0 5 5 0 92 0
dma65536 65536 1 0 1 1 1 0 1 0 8 0
dma4096 4096 1 0 1 1 1 0 1 0 8 0
dma1024 1024 2 0 1 1 0 1 1 0 8 0
dma256 256 10 0 10 4 4 0 1 0 8 0
dma128 128 256 0 256 3 3 0 1 0 8 0
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 20 0 19 1 0 1 1 0 8 0
aobjpl 72 7 0 1 1 0 1 1 0 8 0
uaddrrnd 24 2319 0 2288 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 2319 0 2288 1 0 1 1 0 8 0
vmmpekpl 168 19449 0 19394 3 0 3 3 0 8 0
vmmpepl 168 152228 0 149989 149 33 116 125 0 357 7
vmsppl 488 2318 0 2288 10 5 5 5 0 8 0
rwobjpl 80 46780 0 39673 154 0 154 154 0 8 0
pdppl 4096 4646 0 4576 130 58 72 88 0 8 2
pvpl 32 25346 0 0 204 0 204 204 0 265 0
pmappl 256 2318 0 2288 3 0 3 3 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 396 0 96 9 0 9 9 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
witness_checkorder(fffffd806b9b8a28,9,0) at witness_checkorder+0x10b9 sys/kern/subr_witness.c:-1
rw_do_enter_write(fffffd806b9b8a10,1) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234
rrw_enter(fffffd806b9b8a10,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
VOP_LOCK(fffffd806b9cd3b0,2001) at VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527
vn_lock(fffffd806b9cd3b0,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570
vfs_lookup(ffff80003c48f490) at vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1
namei(ffff80003c48f490) at namei+0x7ca sys/kern/vfs_lookup.c:250
unp_connect(ffff800010fc5838,fffffd805cce9900,ffff800033c0a7e8) at unp_connect+0x29d sys/kern/uipc_usrreq.c:872
uipc_dgram_send(ffff800010fc5838,fffffd805c187800,fffffd805cce9900,0) at uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609
sosend(ffff800010fc5838,fffffd805cce9900,ffff80003c48f718,0,0,8) at sosend+0x804 sys/kern/uipc_socket.c:-1
sendit(ffff800033c0a7e8,5,ffff80003c48f898,8,ffff80003c48f950) at sendit+0x5a5 sys/kern/uipc_syscalls.c:779
sys_sendmsg(ffff800033c0a7e8,ffff80003c48fa00,ffff80003c48f950) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597
syscall(ffff80003c48fa00) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c48fa00) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x4a45acba750, count: -15
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
ddb{1}> trace
x86_ipi_db(ffff8000299edff0) 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
acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224
sched_idle(ffff8000299edff0) at sched_idle+0x391 sys/kern/kern_sched.c:191
end trace frame: 0x0, count: -5