kernel: protection fault trap, code=0 Stopped at fill_file+0xada: movsbl 0(%rax,%rcx,1),%eax ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace fill_file(ffff800000d9cc00,fffffd8065b69448,fffffd80708881f0,5,0,ffff8000ffff0440,45a3a5af3ed1abf6,3ac,ffff8000fffef500) at fill_file+0xada sys/kern/kern_sysctl.c:1305 sysctl_file(ffff80002fe804a8,4,20000480,ffff80002fe804d8,ffff8000fffef500) at sysctl_file+0xe87 sys/kern/kern_sysctl.c:1437 kern_sysctl(ffff80002fe804a4,5,20000480,ffff80002fe804d8,0,29,f8522eb1fd25c0c3) at kern_sysctl+0x107 sys/kern/kern_sysctl.c:447 sys_sysctl(ffff8000fffef500,ffff80002fe80548,ffff80002fe80590) at sys_sysctl+0x209 sys/kern/kern_sysctl.c:248 syscall(ffff80002fe80610) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002fe80610) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x203c37df820, count: -6 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002fe80030 rbx 0xfffffd8070888238 rdx 0 rcx 0x5 rax 0x237263be98dcab59 r8 0 r9 0 r10 0 r11 0xdee44b728caac2a4 r12 0xfffffd80708881f0 r13 0x5 r14 0x100 r15 0xffff800000d9cc00 rip 0xffffffff8242e93a fill_file+0xada cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002fe7ff10 ss 0 fill_file+0xada: movsbl 0(%rax,%rcx,1),%eax ddb{0}> show proc PROC (syz-executor.6) pid=284438 stat=onproc flags process=10 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000fffeea80,0xffff8000fffee010 process=0xffff800021298860 user=0xffff80002fe7b000, vmspace=0xfffffd8065be28a8 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78410 428582 91294 0 2 0x10 syz-executor.6 *78410 284438 91294 0 7 0x4000010 syz-executor.6 78410 449079 91294 0 3 0x4000090 fsleep syz-executor.6 50285 247657 19750 0 2 0 syz-executor.0 50285 314201 19750 0 7 0x4000000 syz-executor.0 77830 252029 44928 0 2 0 syz-executor.5 77830 307065 44928 0 3 0x4000080 fsleep syz-executor.5 77830 31905 44928 0 2 0x4000000 syz-executor.5 77830 125896 44928 0 2 0x4000000 syz-executor.5 16282 491412 2035 0 2 0 syz-executor.1 16282 377032 2035 0 2 0x4000000 syz-executor.1 40590 474607 86804 0 2 0 syz-executor.4 40590 235535 86804 0 2 0x4000000 syz-executor.4 28781 112534 46205 0 2 0x480 syz-executor.2 28781 65682 46205 0 3 0x4000080 wsevent_read syz-executor.2 28781 196297 46205 0 3 0x4000080 fsleep syz-executor.2 19750 124387 50780 0 2 0x482 syz-executor.0 29635 501890 50780 0 2 0x2 syz-executor.3 2035 226020 50780 0 3 0x82 nanoslp syz-executor.1 86804 312857 50780 0 2 0x482 syz-executor.4 54914 19332 1 0 3 0x100083 ttyin getty 17739 295462 0 0 3 0x14200 acct acct 44928 162616 50780 0 3 0x82 nanoslp syz-executor.5 46205 22746 50780 0 3 0x82 nanoslp syz-executor.2 1559 174774 50780 0 2 0x482 syz-executor.7 63988 364915 0 0 3 0x14280 nfsidl nfsio 46371 448157 0 0 3 0x14280 nfsidl nfsio 34004 190131 0 0 3 0x14280 nfsidl nfsio 62019 186311 0 0 3 0x14280 nfsidl nfsio 5868 290856 0 0 3 0x14280 nfsidl nfsio 7321 478524 0 0 3 0x14280 nfsidl nfsio 30071 452975 0 0 3 0x14280 nfsidl nfsio 84172 457117 0 0 3 0x14280 nfsidl nfsio 96470 131183 0 0 3 0x14280 nfsidl nfsio 17184 226085 0 0 3 0x14280 nfsidl nfsio 92718 318418 0 0 3 0x14280 nfsidl nfsio 78349 469183 0 0 3 0x14280 nfsidl nfsio 61043 237043 0 0 3 0x14280 nfsidl nfsio 10642 135503 0 0 3 0x14280 nfsidl nfsio 36567 503717 0 0 3 0x14280 nfsidl nfsio 53896 380950 0 0 3 0x14280 nfsidl nfsio 84270 77986 0 0 3 0x14280 nfsidl nfsio 47013 102055 0 0 3 0x14280 nfsidl nfsio 19989 219917 0 0 3 0x14280 nfsidl nfsio 82707 31120 0 0 3 0x14280 nfsidl nfsio 77276 301126 0 0 3 0x14200 bored sosplice 91294 360725 50780 0 2 0x482 syz-executor.6 57248 477311 71097 0 3 0x100082 netio arp 71097 312092 1 0 3 0x10008a sigsusp sh 50780 360167 26334 0 3 0x82 thrsleep syz-fuzzer 50780 100377 26334 0 2 0x4000482 syz-fuzzer 50780 393663 26334 0 3 0x4000082 thrsleep syz-fuzzer 50780 484726 26334 0 3 0x4000082 kqread syz-fuzzer 50780 154783 26334 0 3 0x4000082 thrsleep syz-fuzzer 50780 65990 26334 0 3 0x4000082 wait syz-fuzzer 50780 481664 26334 0 3 0x4000082 wait syz-fuzzer 50780 288939 26334 0 3 0x4000082 wait syz-fuzzer 50780 489750 26334 0 3 0x4000082 thrsleep syz-fuzzer 50780 344738 26334 0 3 0x4000082 thrsleep syz-fuzzer 50780 209131 26334 0 3 0x4000082 wait syz-fuzzer 50780 53480 26334 0 3 0x4000082 wait syz-fuzzer 50780 131384 26334 0 3 0x4000082 wait syz-fuzzer 50780 29582 26334 0 3 0x4000082 wait syz-fuzzer 50780 143624 26334 0 3 0x4000082 thrsleep syz-fuzzer 50780 256189 26334 0 3 0x4000082 wait syz-fuzzer 26334 156229 22885 0 3 0x10008a sigsusp ksh 22885 449912 91349 0 2 0x1a sshd 91349 404766 1 0 3 0x88 kqread sshd 27783 229204 8024 74 3 0x1100092 bpf pflogd 8024 186804 1 0 3 0x80 netio pflogd 39203 168428 7830 73 3 0x1100090 kqread syslogd 7830 182120 1 0 3 0x100082 netio syslogd 2218 481769 1 0 3 0x100080 kqread resolvd 43512 416787 52047 77 3 0x100092 kqread dhcpleased 48249 127452 52047 77 3 0x100092 kqread dhcpleased 52047 403342 1 0 3 0x80 kqread dhcpleased 2930 338804 0 0 3 0x14200 bored smr 10149 96089 0 0 2 0x14200 zerothread 73473 287557 0 0 3 0x14200 aiodoned aiodoned 74705 182103 0 0 3 0x14200 syncer update 81433 220390 0 0 3 0x14200 cleaner cleaner 26088 166534 0 0 3 0x14200 reaper reaper 52949 378643 0 0 3 0x14200 pgdaemon pagedaemon 39165 409588 0 0 3 0x14200 bored viomb 74686 519451 0 0 3 0x40014200 acpi0 acpi0 69394 147091 0 0 3 0x40014200 idle1 64582 39494 0 0 3 0x14200 bored softnet 1891 107632 0 0 3 0x14200 bored softnet 69190 477662 0 0 2 0x14200 softnet 75046 441178 0 0 3 0x14200 bored softnet 41144 163839 0 0 3 0x14200 bored systqmp 63177 178382 0 0 3 0x14200 bored systq 89046 508266 0 0 2 0x40014200 softclock 98264 102069 0 0 3 0x40014200 idle0 1 241009 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 78410 (syz-executor.6) thread 0xffff8000fffef500 (284438) exclusive rwlock fdlock r = 0 (0xfffffd8070888248) #0 witness_lock+0x44d #1 fill_file+0xad2 sys/kern/kern_sysctl.c:1305 #2 sysctl_file+0xe87 sys/kern/kern_sysctl.c:1437 #3 kern_sysctl+0x107 sys/kern/kern_sysctl.c:447 #4 sys_sysctl+0x209 sys/kern/kern_sysctl.c:248 #5 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #5 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff829fa768) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3bb sys/kern/sched_bsd.c:415 #3 sleep_finish+0x180 sys/kern/kern_synch.c:417 #4 rw_enter+0x35a sys/kern/kern_rwlock.c:286 #5 fill_file+0x4be sys/kern/kern_sysctl.c:1172 #6 sysctl_file+0xe87 sys/kern/kern_sysctl.c:1437 #7 kern_sysctl+0x107 sys/kern/kern_sysctl.c:447 #8 sys_sysctl+0x209 sys/kern/kern_sysctl.c:248 #9 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #9 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #10 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff829dc4c0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 sys_sysctl+0x1b3 sys/kern/kern_sysctl.c:232 #3 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #3 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #4 Xsyscall+0x128 Process 50285 (syz-executor.0) thread 0xffff8000fffefa40 (314201) exclusive rwlock netlock r = 0 (0xffffffff82920290) #0 witness_lock+0x44d #1 sosend+0x512 sys/kern/uipc_socket.c:632 #2 sendit+0x65d sys/kern/uipc_syscalls.c:783 #3 sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:674 #4 syscall+0x4c3 mi_syscall sys/sys/syscall_mi.h:101 [inline] #4 syscall+0x4c3 sys/arch/amd64/amd64/trap.c:585 #5 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10225 6554K 7000K 78643K 23244 0 pcb 15 28K 32K 78643K 9823 0 rtable 181 9K 11K 78643K 2363 0 ifaddr 163 36K 37K 78643K 1450 0 sysctl 2 0K 0K 78643K 2 0 counters 58 35K 36K 78643K 250 0 ioctlops 0 0K 4K 78643K 7185 0 iov 0 0K 20K 78643K 1543 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1506 94K 94K 78643K 6383 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 65 0 VM map 2 1K 1K 78643K 2 0 sem 16 11K 16K 78643K 246 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 18 65K 93K 78643K 10315 0 sigio 0 0K 0K 78643K 45 0 proc 77 91K 116K 78643K 1931 0 subproc 117 7K 7K 78643K 624 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 462 0 in_multi 81 5K 6K 78643K 716 0 ether_multi 1 0K 0K 78643K 47 0 mrt 1 0K 0K 78643K 183 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 181 811K 811K 78643K 181 0 exec 0 0K 2K 78643K 2232 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 364 359K 360K 78643K 63756 0 UVM aobj 128 4K 4K 78643K 128 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 172 0 NDP 15 0K 2K 78643K 207 0 temp 142 4735K 5758K 78643K 250065 0 kqueue 12 18K 26K 78643K 1838 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 plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 562 0 558 8 7 1 3 0 8 0 rtentry 112 743 0 668 4 1 3 4 0 8 0 unpcb 144 5191 0 5176 66 65 1 10 0 8 0 syncache 296 47 0 47 13 13 0 1 0 8 0 tcpqe 32 207 0 207 11 11 0 1 0 8 0 tcpcb 768 4077 0 4070 143 134 9 21 0 8 8 arp 120 101 0 89 1 0 1 1 0 8 0 inpcb 368 24719 0 24707 242 233 9 23 0 8 7 nd6 48 160 0 142 1 0 1 1 0 8 0 pkpcb 40 25 0 25 4 4 0 1 0 8 0 kcovpl 48 48 0 39 1 0 1 1 0 8 0 ppxss 1256 32 0 32 6 6 0 1 0 8 0 pfstscr 40 84 0 81 3 2 1 1 0 8 0 pffrag 232 31 0 31 3 3 0 1 0 482 0 pffrnode 88 31 0 31 3 3 0 1 0 8 0 pffrent 40 73 0 73 4 4 0 1 0 8 0 pfosfp 40 1434 0 1009 5 0 5 5 0 8 0 pfosfpen 112 1434 0 716 21 0 21 21 0 8 0 pfrktable 1344 95 0 94 7 6 1 1 0 8 0 pfanchor 1280 654 1378 142 43 0 43 43 0 8 0 pftag 88 19 0 15 2 1 1 1 0 8 0 pfstitem 24 27 0 19 1 0 1 1 0 8 0 pfstkey 120 189 0 185 1 0 1 1 0 8 0 pfstate 336 105 0 100 2 1 1 2 0 8 0 pfrule 1360 1018 0 988 4 1 3 3 0 8 0 rttmr 136 70 0 70 3 2 1 1 0 8 1 art_heap8 4096 8 0 7 7 6 1 3 0 8 0 art_heap4 256 3073 0 2657 41 15 26 29 0 8 0 art_table 32 3081 0 2664 4 0 4 4 0 8 0 art_node 16 725 0 659 1 0 1 1 0 8 0 sysvmsgpl 40 26 0 6 1 0 1 1 0 8 0 semapl 112 231 0 217 1 0 1 1 0 8 0 shmpl 112 125 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 14230 0 12764 92 0 92 92 0 8 0 ffsino 272 14230 0 12764 98 0 98 98 0 8 0 nchpl 144 27292 0 25642 63 0 63 63 0 8 0 rtmask 32 5 0 5 2 2 0 1 0 8 0 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 95433 0 95433 7 6 1 2 0 8 1 percpumem 16 137 0 96 1 0 1 1 0 8 0 vcpupl 2048 125 0 0 16 0 16 16 0 8 0 vmpool 568 131 0 6 9 0 9 9 0 8 0 pfiaddrpl 120 662 0 662 11 11 0 1 0 8 0 kstatmem 264 202 0 172 3 0 3 3 0 8 0 scsiplug 72 7 0 7 3 3 0 1 0 8 0 scxspl 216 79056 0 79056 19 18 1 8 0 8 1 plimitpl 152 891 0 874 1 0 1 1 0 8 0 sigapl 424 10563 0 10492 12 3 9 9 0 8 0 futexpl 64 104918 0 104915 5 4 1 1 0 8 0 knotepl 120 717 0 0 18 0 18 18 0 8 0 kqueuepl 216 2724 0 2715 26 23 3 8 0 8 2 pipepl 320 1282 0 1250 31 25 6 13 0 8 3 fdescpl 496 10523 0 10492 5 0 5 5 0 8 0 filepl 152 75149 0 74881 107 91 16 25 0 8 5 lockfpl 104 2841 0 2837 6 5 1 2 0 8 0 lockfspl 48 771 0 767 1 0 1 1 0 8 0 sessionpl 144 66 0 48 1 0 1 1 0 8 0 pgrppl 48 95 0 77 1 0 1 1 0 8 0 ucredpl 104 5078 0 5065 1 0 1 1 0 8 0 zombiepl 144 10493 0 10492 2 1 1 1 0 8 0 processpl 1064 10563 0 10492 5 0 5 5 0 8 0 procpl 672 30624 0 30528 26 16 10 10 0 8 1 srpgc 96 62 0 62 13 13 0 1 0 8 0 sosppl 168 50 0 50 12 11 1 1 0 8 1 sockpl 488 30510 0 30479 541 529 12 34 0 8 8 mcl64k 65536 29 0 0 4 2 2 3 0 8 0 mcl16k 16384 25 0 0 4 1 3 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 15 0 0 2 0 2 2 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 44 0 0 4 2 2 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 453 0 0 45 13 32 45 0 8 0 mtagpl 96 298 0 0 6 0 6 6 0 8 0 mbufpl 256 1334 0 0 71 0 71 71 0 8 0 bufpl 288 18190 0 11852 454 0 454 454 0 8 0 anonpl 24 2330413 0 2311684 251 124 127 141 0 186 0 amapchunkpl 152 191484 0 190724 83 48 35 45 0 158 0 amappl16 200 41824 0 41222 118 75 43 46 0 8 0 amappl15 192 1735 0 1732 1 0 1 1 0 8 0 amappl14 184 1840 0 1825 1 0 1 1 0 8 0 amappl13 176 3044 0 3038 1 0 1 1 0 8 0 amappl12 168 1114 0 1109 2 1 1 1 0 8 0 amappl11 160 1088 0 1066 3 2 1 2 0 8 0 amappl10 152 676 0 670 1 0 1 1 0 8 0 amappl9 144 806 0 798 1 0 1 1 0 8 0 amappl8 136 2670 0 2556 4 0 4 4 0 8 0 amappl7 128 1594 0 1566 1 0 1 1 0 8 0 amappl6 120 737 0 711 2 1 1 2 0 8 0 amappl5 112 7288 0 7273 1 0 1 1 0 8 0 amappl4 104 4160 0 4107 2 0 2 2 0 8 0 amappl3 96 33948 0 33886 2 0 2 2 0 8 0 amappl2 88 14264 0 14188 3 1 2 3 0 8 0 amappl1 80 254457 0 253603 24 5 19 23 0 8 0 amappl 88 62295 0 62087 6 0 6 6 0 92 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 72 127 0 0 3 0 3 3 0 8 0 uaddrrnd 24 10655 0 10499 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 10655 0 10499 1 0 1 1 0 8 0 vmmpekpl 168 81516 0 81431 5 0 5 5 0 8 0 vmmpepl 168 1055495 0 1052147 329 166 163 173 0 357 8 vmsppl 368 10654 0 10499 16 1 15 15 0 8 0 rwobjpl 56 274012 0 265988 120 5 115 116 0 8 0 pdppl 4096 21317 0 21123 547 349 198 198 0 8 4 pvpl 32 4983568 0 4959479 476 264 212 255 0 265 0 pmappl 248 10654 0 10499 10 0 10 10 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1669 0 638 30 0 30 30 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace fill_file(ffff800000d9cc00,fffffd8065b69448,fffffd80708881f0,5,0,ffff8000ffff0440,45a3a5af3ed1abf6,3ac,ffff8000fffef500) at fill_file+0xada sys/kern/kern_sysctl.c:1305 sysctl_file(ffff80002fe804a8,4,20000480,ffff80002fe804d8,ffff8000fffef500) at sysctl_file+0xe87 sys/kern/kern_sysctl.c:1437 kern_sysctl(ffff80002fe804a4,5,20000480,ffff80002fe804d8,0,29,f8522eb1fd25c0c3) at kern_sysctl+0x107 sys/kern/kern_sysctl.c:447 sys_sysctl(ffff8000fffef500,ffff80002fe80548,ffff80002fe80590) at sys_sysctl+0x209 sys/kern/kern_sysctl.c:248 syscall(ffff80002fe80610) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002fe80610) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x203c37df820, count: -6 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020dd8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff829fa560) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff829fa560) at __mp_lock+0x122 sys/kern/kern_lock.c:147 if_qstart_compat(ffff8000001a0550) at if_qstart_compat+0x1a sys/net/if.c:722 ifq_serialize(ffff8000001a0550,ffff8000001a0670) at ifq_serialize+0x16e sys/net/ifq.c:113 if_enqueue_ifq(ffff8000001a02a8,fffffd8067452700) at if_enqueue_ifq+0xa3 sys/net/if.c:779 ether_output(ffff8000001a02a8,fffffd8067452700,ffff8000006c78b0,fffffd806f2c94d0) at ether_output+0xb7 sys/net/if_ethersubr.c:363 ip_output(fffffd8067452700,0,fffffd806f6861e8,0,0,fffffd806f686170,48ea901b28c15701) at ip_output+0x106b sys/netinet/ip_output.c:468 udp_output(fffffd806f686170,fffffd8067452700,0,0) at udp_output+0x57d sys/netinet/udp_usrreq.c:1068 sosend(fffffd807ea7e3e8,0,ffff80002feaebf0,0,0,0) at sosend+0x69e sendit(ffff8000fffefa40,8,ffff80002feaed88,0,ffff80002feaed78) at sendit+0x65d sys/kern/uipc_syscalls.c:783 sys_sendmmsg(ffff8000fffefa40,ffff80002feaee68,ffff80002feaeeb0) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:674 syscall(ffff80002feaef30) at syscall+0x4c3 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002feaef30) at syscall+0x4c3 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8015eb00e50, count: -15