panic: malformed IPv4 option passed to ip_optcopy Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 150701 99605 0 0 0 0 syz-executor.5 *474386 99605 0 0 0x4000000 1 syz-executor.5 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82914c9b) at panic+0x17b sys/kern/subr_prf.c:198 ip_fragment(fffffd806ed26a00,ffff80002a25a528,ffff8000001a02a8,5dc) at ip_fragment+0x5b4 ip_output(fffffd806ed26a00,0,fffffd806f49d820,22,0,0,82e0f9e630f7010) at ip_output+0xe3c sys/netinet/ip_output.c:478 divert_output(fffffd806f49d7a8,fffffd806ed26a00,fffffd80642f2300,0) at divert_output+0x30a sys/netinet/ip_divert.c:174 sosend(ffff800000de9010,fffffd80642f2300,ffff80002a25a790,0,0,0) at sosend+0x66d sendit(ffff800030acca90,3,ffff80002a25a928,0,ffff80002a25a918) at sendit+0x65d sys/kern/uipc_syscalls.c:786 sys_sendmmsg(ffff800030acca90,ffff80002a25aad0,ffff80002a25aa20) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677 syscall(ffff80002a25aad0) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a25aad0) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9fb367f9020, count: 5 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: malformed IPv4 option passed to ip_optcopy ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82914c9b) at panic+0x17b sys/kern/subr_prf.c:198 ip_fragment(fffffd806ed26a00,ffff80002a25a528,ffff8000001a02a8,5dc) at ip_fragment+0x5b4 ip_output(fffffd806ed26a00,0,fffffd806f49d820,22,0,0,82e0f9e630f7010) at ip_output+0xe3c sys/netinet/ip_output.c:478 divert_output(fffffd806f49d7a8,fffffd806ed26a00,fffffd80642f2300,0) at divert_output+0x30a sys/netinet/ip_divert.c:174 sosend(ffff800000de9010,fffffd80642f2300,ffff80002a25a790,0,0,0) at sosend+0x66d sendit(ffff800030acca90,3,ffff80002a25a928,0,ffff80002a25a918) at sendit+0x65d sys/kern/uipc_syscalls.c:786 sys_sendmmsg(ffff800030acca90,ffff80002a25aad0,ffff80002a25aa20) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677 syscall(ffff80002a25aad0) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a25aad0) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9fb367f9020, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a25a370 rbx 0xffff800029ceccb7 rdx 0xffff800010fdf600 rcx 0xffff800030acca90 rax 0xffff800029cebff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x468848b793b03d28 r11 0x5c695487aa3b9d8b r12 0xffff800029cecab8 r13 0 r14 0 r15 0x1 rip 0xffffffff81ab58dc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002a25a360 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.5) tid=474386 pid=99605 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=84, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff800030acb000,0xffff800030acc7f8 process=0xffff8000ffff91c8 user=0xffff80002a255000, vmspace=0xfffffd80676703a0 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 22545 170378 34954 0 2 0 syz-executor.2 99605 150701 42835 0 7 0 syz-executor.5 *99605 474386 42835 0 7 0x4000000 syz-executor.5 12680 326290 11695 0 2 0 syz-executor.0 12680 485301 11695 0 3 0x4000080 fsleep syz-executor.0 12680 376542 11695 0 2 0x4000000 syz-executor.0 34521 314544 61919 0 2 0 syz-executor.6 34521 468623 61919 0 3 0x4000080 fsleep syz-executor.6 34521 77387 61919 0 3 0x4000080 fsleep syz-executor.6 66493 239346 87899 0 2 0 syz-executor.4 66493 261789 87899 0 3 0x4000000 smrbar syz-executor.4 33155 287170 27544 0 2 0x2 syz-executor.7 61209 201811 99850 60928 2 0x10 syz-executor.3 61209 23640 99850 60928 3 0x4000090 fsleep syz-executor.3 61209 103243 99850 60928 3 0x4000090 fsleep syz-executor.3 88032 484512 27544 0 2 0x2 syz-executor.1 87899 339469 27544 0 3 0x82 nanoslp syz-executor.4 42835 318589 27544 0 3 0x82 nanoslp syz-executor.5 11695 361352 27544 0 3 0x82 nanoslp syz-executor.0 34954 249732 27544 0 3 0x82 nanoslp syz-executor.2 99850 424100 27544 0 3 0x82 nanoslp syz-executor.3 71793 258453 1 0 3 0x100083 ttyin getty 61919 452509 27544 0 3 0x82 nanoslp syz-executor.6 62517 63264 0 0 3 0x14280 nfsidl nfsio 51176 455264 0 0 3 0x14280 nfsidl nfsio 20948 508537 0 0 3 0x14280 nfsidl nfsio 98248 165541 0 0 3 0x14280 nfsidl nfsio 57471 400649 0 0 3 0x14280 nfsidl nfsio 40088 419260 0 0 3 0x14280 nfsidl nfsio 28393 505667 0 0 3 0x14280 nfsidl nfsio 1581 132381 0 0 3 0x14280 nfsidl nfsio 55818 516475 0 0 3 0x14280 nfsidl nfsio 52977 374454 0 0 3 0x14280 nfsidl nfsio 54179 203670 0 0 3 0x14280 nfsidl nfsio 79983 319926 0 0 3 0x14280 nfsidl nfsio 69634 395202 0 0 3 0x14280 nfsidl nfsio 15883 303084 0 0 3 0x14280 nfsidl nfsio 51552 445255 0 0 3 0x14280 nfsidl nfsio 24535 391654 0 0 3 0x14280 nfsidl nfsio 43801 58691 0 0 3 0x14280 nfsidl nfsio 62368 209689 0 0 3 0x14280 nfsidl nfsio 95289 23997 0 0 3 0x14280 nfsidl nfsio 89942 353530 0 0 3 0x14280 nfsidl nfsio 4044 346938 0 0 3 0x14200 bored sosplice 56068 337876 21897 0 3 0x100082 netio arp 21897 265700 1 0 3 0x10008a sigsusp sh 27544 423725 64145 0 3 0x2000082 thrsleep syz-fuzzer 27544 33768 64145 0 3 0x6000082 nanoslp syz-fuzzer 27544 359597 64145 0 3 0x6000082 wait syz-fuzzer 27544 209070 64145 0 3 0x6000082 wait syz-fuzzer 27544 279342 64145 0 3 0x6000082 thrsleep syz-fuzzer 27544 349063 64145 0 3 0x6000082 wait syz-fuzzer 27544 356983 64145 0 3 0x6000082 wait syz-fuzzer 27544 26992 64145 0 3 0x6000082 thrsleep syz-fuzzer 27544 413142 64145 0 3 0x6000082 thrsleep syz-fuzzer 27544 310903 64145 0 3 0x6000082 wait syz-fuzzer 27544 348917 64145 0 3 0x6000082 thrsleep syz-fuzzer 27544 42860 64145 0 3 0x6000082 kqread syz-fuzzer 27544 324165 64145 0 3 0x6000082 wait syz-fuzzer 27544 395768 64145 0 3 0x6000082 thrsleep syz-fuzzer 27544 122249 64145 0 3 0x6000082 wait syz-fuzzer 27544 346983 64145 0 3 0x6000082 wait syz-fuzzer 64145 433263 72042 0 3 0x10008a sigsusp ksh 72042 220649 45609 0 3 0x9a kqread sshd 45609 70260 1 0 3 0x88 kqread sshd 72771 36807 21376 74 3 0x1100092 bpf pflogd 21376 386681 1 0 3 0x80 netio pflogd 48257 56912 18104 73 3 0x1100090 kqread syslogd 18104 408998 1 0 3 0x100082 netio syslogd 99823 9883 1 0 3 0x100080 kqread resolvd 38650 140103 73798 77 3 0x100092 kqread dhcpleased 6471 135873 73798 77 3 0x100092 kqread dhcpleased 73798 106945 1 0 3 0x80 kqread dhcpleased 89845 46118 0 0 3 0x14200 bored smr 81651 432042 0 0 2 0x14200 zerothread 49213 450474 0 0 3 0x14200 aiodoned aiodoned 20820 467641 0 0 3 0x14200 syncer update 27213 292553 0 0 3 0x14200 cleaner cleaner 20510 354161 0 0 3 0x14200 reaper reaper 46202 190952 0 0 3 0x14200 pgdaemon pagedaemon 88499 212004 0 0 3 0x14200 bored viomb 68054 422853 0 0 3 0x40014200 acpi0 acpi0 53148 319602 0 0 3 0x40014200 idle1 68691 99238 0 0 3 0x14200 bored softnet3 23011 495737 0 0 3 0x14200 bored softnet2 62864 506988 0 0 3 0x14200 bored softnet1 28530 516691 0 0 3 0x14200 bored softnet0 79097 315501 0 0 3 0x14200 bored systqmp 21424 2420 0 0 3 0x14200 bored systq 70225 221839 0 0 3 0x14200 tmoslp softclockmp 17631 392646 0 0 3 0x40014200 tmoslp softclock 97873 310257 0 0 3 0x40014200 idle0 1 338808 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 99605 (syz-executor.5) thread 0xffff800030acca90 (474386) exclusive rwlock inet r = 0 (0xffff800000de9028) #0 witness_lock+0x447 #1 sosend+0x4fe sys/kern/uipc_socket.c:642 #2 sendit+0x65d sys/kern/uipc_syscalls.c:786 #3 sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677 #4 syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] #4 syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 shared rwlock netlock r = 0 (0xffffffff82d48390) #0 witness_lock+0x447 #1 solock_shared+0x68 sys/kern/uipc_socket2.c:374 #2 sosend+0x4fe sys/kern/uipc_socket.c:642 #3 sendit+0x65d sys/kern/uipc_syscalls.c:786 #4 sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677 #5 syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] #5 syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 66493 (syz-executor.4) thread 0xffff80002a22fff8 (261789) exclusive rwlock clonelk r = 0 (0xffffffff82d48300) #0 witness_lock+0x447 #1 if_clone_destroy+0x4d #2 tun_dev_close+0x141 sys/net/if_tun.c:521 #3 spec_close+0x2c7 sys/kern/spec_vnops.c:538 #4 VOP_CLOSE+0xe4 sys/kern/vfs_vops.c:156 #5 vn_closefile+0xdb vn_close sys/kern/vfs_vnops.c:292 [inline] #5 vn_closefile+0xdb sys/kern/vfs_vnops.c:609 #6 fdrop+0xcb sys/kern/kern_descrip.c:1274 #7 closef+0x120 sys/kern/kern_descrip.c:1258 #8 syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] #8 syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10220 6495K 7575K 166960K 13755 0 pcb 15 16K 18K 166960K 607 0 rtable 220 14K 15K 166960K 1554 0 pf 36 10K 10K 166960K 207 0 ifaddr 43 15K 16K 166960K 208 0 ifgroup 63 2K 3K 166960K 321 0 sysctl 3 0K 0K 166960K 5 0 counters 66 36K 37K 166960K 210 0 ioctlops 0 0K 4K 166960K 1768 0 iov 0 0K 24K 166960K 732 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1631 102K 102K 166960K 3853 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 103 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 1354 0 dirhash 12 2K 2K 166960K 54 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 18 65K 81K 166960K 9441 0 sigio 0 0K 0K 166960K 253 0 proc 70 91K 115K 166960K 1679 0 subproc 116 7K 8K 166960K 481 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 601 0 in_multi 88 6K 7K 166960K 497 0 ether_multi 1 0K 0K 166960K 10 0 mrt 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 229 1023K 1023K 166960K 229 0 exec 0 0K 1K 166960K 1670 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 403 243K 256K 166960K 92799 0 UVM aobj 131 4K 4K 166960K 140 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 313 0 NDP 13 0K 1K 166960K 153 0 temp 73 6771K 6896K 166960K 105727 0 kqueue 12 18K 26K 166960K 572 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 547 0 543 9 6 3 3 0 8 2 rtentry 112 465 0 365 4 0 4 4 0 8 0 unpcb 144 6067 0 6050 66 65 1 6 0 8 0 syncache 336 66 0 66 13 13 0 1 0 8 0 tcpqe 32 234 0 234 11 11 0 1 0 8 0 tcpcb 808 2411 0 2406 63 62 1 9 0 8 0 arp 120 94 0 77 1 0 1 1 0 8 0 inpcb 392 6439 0 6429 119 117 2 15 0 8 0 nd6 136 105 0 84 1 0 1 1 0 8 0 pkpcb 40 80 0 80 5 5 0 1 0 8 0 kcovpl 48 35 0 27 1 0 1 1 0 8 0 ppxss 1168 24 0 24 8 8 0 1 0 8 0 pffrag 232 65 0 64 3 2 1 1 0 482 0 pffrnode 88 65 0 64 3 2 1 1 0 8 0 pffrent 40 178 0 177 3 2 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 pfstitem 24 431 0 422 1 0 1 1 0 8 0 pfstkey 128 431 0 422 4 3 1 4 0 8 0 pfstate 376 431 0 422 16 14 2 12 0 8 0 pfrule 1344 21 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 1746 0 1328 47 18 29 31 0 8 0 art_table 32 1747 0 1328 4 0 4 4 0 8 0 art_node 16 449 0 358 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 0 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 1286 0 1276 1 0 1 1 0 8 0 shmpl 112 137 0 9 4 0 4 4 0 8 0 dirhash 1024 45 0 28 3 0 3 3 0 8 0 dino2pl 256 13084 0 11607 93 0 93 93 0 8 0 ffsino 272 13084 0 11607 99 0 99 99 0 8 0 nchpl 144 25810 0 24155 63 0 63 63 0 8 0 uvmvnodes 80 7093 0 0 145 0 145 145 0 8 0 vnodes 216 7093 0 0 395 0 395 395 0 8 0 namei 1024 84742 0 84742 8 7 1 2 0 8 1 percpumem 16 119 0 72 1 0 1 1 0 8 0 vcpupl 2048 81 0 0 11 0 11 11 0 8 0 vmpool 696 87 0 6 8 0 8 8 0 8 0 kstatmem 264 170 0 144 3 1 2 3 0 8 0 scxspl 216 95499 0 95499 26 25 1 8 1 8 1 plimitpl 152 874 0 857 1 0 1 1 0 8 0 sigapl 424 9734 0 9664 10 1 9 9 0 8 0 futexpl 64 68100 0 68095 9 8 1 1 0 8 0 knotepl 120 865 0 0 20 2 18 19 0 8 0 kqueuepl 216 1616 0 1608 30 29 1 5 0 8 0 pipepl 320 1085 0 1054 29 26 3 9 0 8 0 fdescpl 496 9695 0 9664 5 0 5 5 0 8 0 filepl 152 50845 0 50583 118 105 13 21 0 8 1 lockfpl 104 1794 0 1792 4 3 1 2 0 8 0 lockfspl 48 542 0 540 1 0 1 1 0 8 0 sessionpl 144 52 0 35 1 0 1 1 0 8 0 pgrppl 48 156 0 139 1 0 1 1 0 8 0 ucredpl 104 6940 0 6927 1 0 1 1 0 8 0 zombiepl 144 9664 0 9664 1 0 1 1 0 8 1 processpl 1136 9734 0 9664 6 0 6 6 0 8 0 procpl 680 25583 0 25490 13 4 9 10 0 8 0 srpgc 96 30 0 30 12 12 0 1 0 8 0 sosppl 168 88 0 88 15 15 0 1 0 8 0 sockpl 584 13161 0 13131 156 149 7 17 0 8 4 mcl64k 65536 19 0 0 3 0 3 3 0 8 0 mcl16k 16384 22 0 0 3 0 3 3 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 16 0 0 2 0 2 2 0 8 0 mcl8k 8192 25 0 0 3 0 3 3 0 8 0 mcl4k 4096 33 0 0 3 0 3 3 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 348 0 0 35 12 23 35 0 8 0 mtagpl 96 26 0 0 1 0 1 1 0 8 0 mbufpl 256 1315 0 0 56 0 56 56 0 8 0 bufpl 280 20338 0 13244 508 0 508 508 0 8 1 anonpl 24 1075335 0 1063041 182 71 111 119 0 186 1 amapchunkpl 152 302047 0 301163 105 62 43 51 0 158 2 amappl16 200 20989 0 20554 107 81 26 37 0 8 0 amappl15 192 79 0 77 1 0 1 1 0 8 0 amappl14 184 272 0 253 2 1 1 2 0 8 0 amappl13 176 21 0 21 5 5 0 1 0 8 0 amappl12 168 10791 0 10757 3 1 2 2 0 8 0 amappl11 160 88 0 74 1 0 1 1 0 8 0 amappl10 152 61 0 48 2 1 1 1 0 8 0 amappl9 144 206 0 206 15 15 0 1 0 8 0 amappl8 136 578 0 468 5 0 5 5 0 8 0 amappl7 128 291 0 262 2 0 2 2 0 8 0 amappl6 120 733 0 719 1 0 1 1 0 8 0 amappl5 112 280 0 269 1 0 1 1 0 8 0 amappl4 104 897 0 859 4 2 2 2 0 8 0 amappl3 96 57480 0 57385 9 6 3 4 0 8 0 amappl2 88 10573 0 10489 3 1 2 3 0 8 0 amappl1 80 44303 0 43721 23 9 14 23 0 8 0 amappl 88 91823 0 91570 7 0 7 7 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 72 139 0 9 3 0 3 3 0 8 0 uaddrrnd 24 9782 0 9670 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9782 0 9670 1 0 1 1 0 8 0 vmmpekpl 168 67855 0 67774 5 0 5 5 0 8 0 vmmpepl 168 589148 0 586575 359 216 143 143 0 357 6 vmsppl 448 9781 0 9670 15 2 13 13 0 8 0 rwobjpl 56 149203 0 140331 138 12 126 126 0 8 0 pdppl 4096 19571 0 19421 608 458 150 156 0 8 0 pvpl 32 45627 0 0 368 0 368 368 0 265 0 pmappl 248 9781 0 9670 9 1 8 8 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1244 0 735 15 0 15 15 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82d16ff0) at x86_ipi_db+0x1e 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+0x27 end of kernel end trace frame: 0x7b1a1b381580, count: 12 ddb{0}> trace x86_ipi_db(ffffffff82d16ff0) at x86_ipi_db+0x1e 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+0x27 end of kernel end trace frame: 0x7b1a1b381580, count: -3 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82914c9b) at panic+0x17b sys/kern/subr_prf.c:198 ip_fragment(fffffd806ed26a00,ffff80002a25a528,ffff8000001a02a8,5dc) at ip_fragment+0x5b4 ip_output(fffffd806ed26a00,0,fffffd806f49d820,22,0,0,82e0f9e630f7010) at ip_output+0xe3c sys/netinet/ip_output.c:478 divert_output(fffffd806f49d7a8,fffffd806ed26a00,fffffd80642f2300,0) at divert_output+0x30a sys/netinet/ip_divert.c:174 sosend(ffff800000de9010,fffffd80642f2300,ffff80002a25a790,0,0,0) at sosend+0x66d sendit(ffff800030acca90,3,ffff80002a25a928,0,ffff80002a25a918) at sendit+0x65d sys/kern/uipc_syscalls.c:786 sys_sendmmsg(ffff800030acca90,ffff80002a25aad0,ffff80002a25aa20) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677 syscall(ffff80002a25aad0) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a25aad0) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9fb367f9020, count: 5 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82914c9b) at panic+0x17b sys/kern/subr_prf.c:198 ip_fragment(fffffd806ed26a00,ffff80002a25a528,ffff8000001a02a8,5dc) at ip_fragment+0x5b4 ip_output(fffffd806ed26a00,0,fffffd806f49d820,22,0,0,82e0f9e630f7010) at ip_output+0xe3c sys/netinet/ip_output.c:478 divert_output(fffffd806f49d7a8,fffffd806ed26a00,fffffd80642f2300,0) at divert_output+0x30a sys/netinet/ip_divert.c:174 sosend(ffff800000de9010,fffffd80642f2300,ffff80002a25a790,0,0,0) at sosend+0x66d sendit(ffff800030acca90,3,ffff80002a25a928,0,ffff80002a25a918) at sendit+0x65d sys/kern/uipc_syscalls.c:786 sys_sendmmsg(ffff800030acca90,ffff80002a25aad0,ffff80002a25aa20) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677 syscall(ffff80002a25aad0) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a25aad0) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9fb367f9020, count: -10