witness: lock order reversal: 1st 0xffff80000142f398 sbufsnd (&so->so_snd.sb_lock) 2nd 0xfffffd806f5dc808 inode (&ip->i_lock) lock order [1] sbufsnd (&so->so_snd.sb_lock) -> [2] inode (&ip->i_lock) lock order data 0xffffffff834013ba -> 0xffffffff833759dd 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:878 #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:685 #7 vndioctl+0xdf9 sys/dev/vnd.c:486 #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:765 #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+0x312 sys/kern/uipc_socket.c:1335 #3 sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1227 #4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765 #5 Xsyscall+0x128 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(fffffd806f5dc808,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(fffffd806f5dc7f0,1) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 rrw_enter(fffffd806f5dc7f0,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 VOP_LOCK(fffffd8068c68640,2001) at VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 vn_lock(fffffd8068c68640,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80003c436250) at vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 namei(ffff80003c436250) at namei+0x7ca sys/kern/vfs_lookup.c:250 unp_connect(ffff80000142f1b0,fffffd8061573500,ffff800032fdafb0) at unp_connect+0x29d sys/kern/uipc_usrreq.c:872 uipc_dgram_send(ffff80000142f1b0,fffffd806162be00,fffffd8061573500,0) at uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609 sosend(ffff80000142f1b0,fffffd8061573500,ffff80003c4364d8,0,0,e) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff800032fdafb0,3,ffff80003c436658,e,ffff80003c436710) at sendit+0x5a5 sys/kern/uipc_syscalls.c:785 sys_sendmsg(ffff800032fdafb0,ffff80003c4367c0,ffff80003c436710) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 syscall(ffff80003c4367c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4367c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xac936822b20, count: -15 ddb{1}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80003c435ec0 rbx 0 rdx 0xffff80000145cd80 rcx 0xffff800032fdafb0 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80003c435da0 r9 0x8080808080808080 r10 0xac0129c48e7b4441 r11 0xbb38803b1db34fd5 r12 0xfffffd8003f41880 r13 0xfffffd8004729a38 r14 0x3 r15 0xffffffff8340ae0e substchar+0x3fb2 rip 0xffffffff82f02855 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c435eb0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=178884 pid=87336 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800032fda2b8,0xffff800032fda7f8 process=0xffff80003ac12b70 user=0xffff80003c431000, vmspace=0xfffffd800dfc9208 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 88600 98820 21485 0 2 0 syz-executor 99326 94203 94273 0 2 0 syz-executor 99326 142510 94273 0 3 0x4000080 fsleep syz-executor 87336 70186 84639 0 7 0 syz-executor *87336 178884 84639 0 7 0x4000000 syz-executor 73004 194487 60094 0 2 0 syz-executor 73004 208220 60094 0 2 0x4000000 syz-executor 57723 326990 60746 0 2 0 syz-executor 82035 501786 97784 0 2 0 syz-executor 82035 24494 97784 0 3 0x4000080 fsleep syz-executor 82035 175373 97784 0 3 0x4000080 fsleep syz-executor 32515 298040 76877 0 2 0 syz-executor 32515 446165 76877 0 3 0x4000080 fsleep syz-executor 54074 238253 24579 0 3 0x80 nanoslp syz-executor 54074 149254 24579 0 3 0x4000080 ttyopn syz-executor 54074 442436 24579 0 3 0x4000080 fsleep syz-executor 23245 142572 0 0 3 0x14200 acct acct 97784 163605 59825 0 3 0x82 nanoslp syz-executor 60094 355851 59825 0 2 0x2 syz-executor 94273 442566 59825 0 3 0x82 nanoslp syz-executor 21485 458044 59825 0 3 0x82 nanoslp syz-executor 60746 169690 59825 0 3 0x82 nanoslp syz-executor 76877 157908 59825 0 3 0x82 nanoslp syz-executor 24579 364076 59825 0 3 0x82 nanoslp syz-executor 84639 419047 59825 0 3 0x82 nanoslp syz-executor 59825 393936 30425 0 3 0x82 kqread syz-executor 30425 230685 36353 0 3 0x10008a sigsusp ksh 36353 253581 14457 0 3 0x98 kqread sshd-session 14457 62359 55709 0 3 0x92 kqread sshd-session 75683 362118 1 0 3 0x100083 ttyopn getty 55709 363345 1 0 3 0x88 kqread sshd 94139 338147 25146 74 3 0x1100092 bpf pflogd 25146 437353 1 0 3 0x80 sbwait pflogd 15548 239810 36414 73 3 0x1100090 kqread syslogd 36414 447449 1 0 3 0x100082 sbwait syslogd 69732 425904 1 0 3 0x100080 kqread resolvd 48954 245738 21191 77 3 0x100092 kqread dhcpleased 75490 76321 21191 77 3 0x100092 kqread dhcpleased 21191 414359 1 0 3 0x80 kqread dhcpleased 25133 507289 0 0 3 0x14200 bored smr 33862 449396 0 0 2 0x14200 zerothread 12613 118854 0 0 3 0x14200 aiodoned aiodoned 16834 167823 0 0 3 0x14200 syncer update 87552 174515 0 0 3 0x14200 cleaner cleaner 63894 441887 0 0 3 0x14200 reaper reaper 17120 390114 0 0 3 0x14200 pgdaemon pagedaemon 76636 132314 0 0 3 0x14200 bored viomb 98439 255677 0 0 3 0x40014200 acpi0 acpi0 65501 485060 0 0 3 0x40014200 idle1 86723 445666 0 0 3 0x14200 bored softnet1 48195 94253 0 0 2 0x14200 softnet0 75891 459877 0 0 3 0x14200 smrbar systqmp 16703 177295 0 0 3 0x14200 bored systq 19040 495939 0 0 3 0x14200 tmoslp softclockmp 95723 501512 0 0 3 0x40014200 tmoslp softclock 93815 83597 0 0 3 0x40014200 idle0 1 385396 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 87336 (syz-executor) thread 0xffff800032fdafb0 (178884) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83933048) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 unp_connect+0x28c sys/kern/uipc_usrreq.c:872 #2 uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609 #3 sosend+0x804 sys/kern/uipc_socket.c:-1 #4 sendit+0x5a5 sys/kern/uipc_syscalls.c:785 #5 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765 #7 Xsyscall+0x128 exclusive rwlock sbufsnd r = 0 (0xffff80000142f398) #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:639 #4 sendit+0x5a5 sys/kern/uipc_syscalls.c:785 #5 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765 #7 Xsyscall+0x128 Process 75891 (systqmp) thread 0xffff8000ffffe000 (459877) shared rwlock systqmp r = 0 (0xffffffff8387e3e8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10209 11029K 11291K 166960K 11786 0 pcb 17 12K 12K 166960K 91 0 rtable 227 7K 8K 166960K 451 0 pf 35 17K 19K 166960K 94 0 ifaddr 44 7K 8K 166960K 69 0 ifgroup 58 2K 2K 166960K 112 0 sysctl 2 1K 9K 166960K 8 0 counters 68 36K 37K 166960K 102 0 ioctlops 0 0K 4K 166960K 1569 0 iov 0 0K 20K 166960K 23 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1339 84K 84K 166960K 1732 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 8 0K 0K 166960K 11 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 240K 166960K 1125 0 sigio 1 0K 0K 166960K 13 0 proc 72 115K 147K 166960K 592 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 62 0 in_multi 98 7K 7K 166960K 141 0 ether_multi 1 0K 0K 166960K 14 0 mrt 1 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 97 440K 440K 166960K 97 0 exec 0 0K 1K 166960K 435 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 241 167K 181K 166960K 10639 0 UVM aobj 13 12K 12K 166960K 13 0 pinsyscall 43 86K 102K 166960K 2258 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 15 0 NDP 12 0K 2K 166960K 46 0 temp 44 8660K 8914K 166960K 25593 0 kqueue 13 20K 28K 166960K 126 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 55 0 52 1 0 1 1 0 8 0 rtentry 176 141 0 40 6 0 6 6 0 8 0 unpcb 144 254 0 236 2 0 2 2 0 8 1 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 736 89 0 85 1 0 1 1 0 8 0 arp 136 24 0 6 1 0 1 1 0 8 0 inpcb 328 346 0 339 1 0 1 1 0 8 0 nd6 152 29 0 4 1 0 1 1 0 8 0 pkpcb 40 4 0 4 1 0 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 9 0 9 1 0 1 1 0 8 1 pppxif 1504 1 0 1 1 0 1 1 0 8 1 pffrag 232 4 0 2 1 0 1 1 0 482 0 pffrnode 88 4 0 2 1 0 1 1 0 8 0 pffrent 40 7 0 5 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 40 0 2 1 0 1 1 0 8 0 pfstkey 128 40 0 2 2 0 2 2 0 8 0 pfstate 448 40 0 2 5 0 5 5 0 8 0 pfrule 1344 22 0 16 2 0 2 2 0 8 0 rttmr 136 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 607 0 166 30 0 30 30 0 8 2 art_table 40 609 0 166 5 0 5 5 0 8 0 art_node 32 140 0 51 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 1 1 0 1 1 0 8 0 semapl 112 7 0 1 1 0 1 1 0 8 0 shmpl 112 5 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2996 0 1481 95 0 95 95 0 8 0 ffsino 296 2996 0 1481 117 0 117 117 0 8 0 nchpl 144 4284 0 2584 64 0 64 64 0 8 0 vnodes 216 3257 0 0 181 0 181 181 0 8 0 namei 1024 11281 0 11280 1 0 1 1 0 8 0 percpumem 16 66 0 17 1 0 1 1 0 8 0 vcpupl 3968 5 0 0 1 0 1 1 0 8 0 vmpool 840 5 0 0 1 0 1 1 0 8 0 kstatmem 264 58 0 32 3 1 2 3 0 8 0 scsiplug 72 3 0 3 2 1 1 1 0 8 1 scxspl 216 14517 0 14517 10 2 8 8 1 8 8 plimitpl 152 82 0 64 1 0 1 1 0 8 0 sigapl 424 1415 0 1366 7 1 6 7 0 8 0 knotepl 120 505 0 0 16 0 16 16 0 8 0 kqueuepl 224 132 0 123 1 0 1 1 0 8 0 pipepl 344 143 0 116 3 0 3 3 0 8 0 fdescpl 528 1396 0 1364 3 0 3 3 0 8 0 filepl 160 3932 0 3718 10 0 10 10 0 8 0 lockfpl 104 190 0 188 1 0 1 1 0 8 0 lockfspl 48 76 0 74 1 0 1 1 0 8 0 sessionpl 144 23 0 14 1 0 1 1 0 8 0 pgrppl 48 36 0 19 1 0 1 1 0 8 0 ucredpl 104 526 0 513 1 0 1 1 0 8 0 zombiepl 144 1366 0 1366 1 0 1 1 0 8 1 processpl 1232 1415 0 1366 5 0 5 5 0 8 0 procpl 664 2508 0 2451 6 0 6 6 0 8 0 sockpl 752 664 0 636 4 0 4 4 0 8 1 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 19 0 0 3 0 3 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 10 0 0 1 0 1 1 0 8 0 mcl8k 8192 11 0 0 2 0 2 2 0 8 0 mcl4k 4096 121 0 0 16 0 16 16 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 9 0 0 1 0 1 1 0 8 0 mbufpl 256 1174 0 0 74 0 74 74 0 8 0 bufpl 280 4468 0 131 310 0 310 310 0 8 0 anonpl 32 7688 0 0 62 0 62 62 0 246 0 amapchunkpl 152 35741 0 35253 28 3 25 28 0 158 5 amappl16 200 3687 0 3650 28 18 10 15 0 8 7 amappl15 192 10 0 10 1 1 0 1 0 8 0 amappl14 184 7 0 7 1 1 0 1 0 8 0 amappl13 176 443 0 442 1 0 1 1 0 8 0 amappl12 168 1759 0 1716 3 0 3 3 0 8 0 amappl11 160 4 0 4 1 1 0 1 0 8 0 amappl10 152 49 0 34 1 0 1 1 0 8 0 amappl9 144 251 0 251 1 1 0 1 0 8 0 amappl8 136 36 0 33 1 0 1 1 0 8 0 amappl7 128 110 0 109 1 0 1 1 0 8 0 amappl6 120 288 0 275 1 0 1 1 0 8 0 amappl5 112 77 0 67 1 0 1 1 0 8 0 amappl4 104 424 0 393 1 0 1 1 0 8 0 amappl3 96 6486 0 6394 4 1 3 3 0 8 0 amappl2 88 1496 0 1421 2 0 2 2 0 8 0 amappl1 80 13061 0 12466 14 1 13 14 0 8 0 amappl 88 9841 0 9677 5 0 5 5 0 92 0 uvmvnodes 80 118 0 0 3 0 3 3 0 8 0 dma65536 65536 1 0 1 1 1 0 1 0 8 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 2 0 2 2 1 1 1 0 8 1 dma1024 1024 2 0 1 1 0 1 1 0 8 0 dma256 256 7 0 7 2 2 0 1 0 8 0 dma128 128 254 0 254 2 2 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 12 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1396 0 1364 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1396 0 1364 1 0 1 1 0 8 0 vmmpekpl 168 10289 0 10239 3 0 3 3 0 8 0 vmmpepl 168 90127 0 88165 98 0 98 98 0 357 11 vmsppl 488 1395 0 1364 5 0 5 5 0 8 0 rwobjpl 80 23814 0 22761 27 0 27 27 0 8 4 pdppl 4096 2810 0 2733 104 27 77 84 0 8 0 pvpl 32 15119 0 0 125 3 122 122 0 265 0 pmappl 256 1400 0 1364 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 354 0 33 10 0 10 10 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff837bbff0) 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 __mp_lock(ffffffff83932e40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83932e40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff800035802630,ffff800000079600) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff83932e40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83932e40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x748fa5282510, count: -10 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(fffffd806f5dc808,9,0) at witness_checkorder+0x10d1 sys/kern/subr_witness.c:-1 rw_do_enter_write(fffffd806f5dc7f0,1) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 rrw_enter(fffffd806f5dc7f0,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 VOP_LOCK(fffffd8068c68640,2001) at VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 vn_lock(fffffd8068c68640,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80003c436250) at vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 namei(ffff80003c436250) at namei+0x7ca sys/kern/vfs_lookup.c:250 unp_connect(ffff80000142f1b0,fffffd8061573500,ffff800032fdafb0) at unp_connect+0x29d sys/kern/uipc_usrreq.c:872 uipc_dgram_send(ffff80000142f1b0,fffffd806162be00,fffffd8061573500,0) at uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609 sosend(ffff80000142f1b0,fffffd8061573500,ffff80003c4364d8,0,0,e) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff800032fdafb0,3,ffff80003c436658,e,ffff80003c436710) at sendit+0x5a5 sys/kern/uipc_syscalls.c:785 sys_sendmsg(ffff800032fdafb0,ffff80003c4367c0,ffff80003c436710) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 syscall(ffff80003c4367c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4367c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xac936822b20, count: -15