panic: kernel diagnostic assertion "cifp != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/net/route.c", line 1046 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *298088 78572 0 0 0x4000000 1 syz-executor.4 448274 18529 0 0 0 0 syz-executor.6 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8294d94c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82907749,ffffffff82884650,416,ffffffff8287b312) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800032508920,0,ffff8000325088a0,0) at rtrequest+0xa23 sys/net/route.c:1046 rtm_output(ffff800000eb4e00,ffff8000325089c8,ffff800032508920,0,0) at rtm_output+0x614 sys/net/rtsock.c:959 route_output(fffffd8070e0b300,ffff800000e596e0) at route_output+0x6a7 sys/net/rtsock.c:864 route_send(ffff800000e596e0,fffffd8070e0b300,0,0) at route_send+0x8f sys/net/rtsock.c:340 sosend(ffff800000e596e0,0,ffff800032508b78,0,0,0) at sosend+0x663 sendit(ffff80002a2697f8,3,ffff800032508c70,0,ffff800032508d30) at sendit+0x555 sys/kern/uipc_syscalls.c:786 sys_sendto(ffff80002a2697f8,ffff800032508dd0,ffff800032508d30) at sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 syscall(ffff800032508dd0) at syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff800032508dd0) at syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa3d8253d70, count: 3 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: kernel diagnostic assertion "cifp != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/net/route.c", line 1046 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8294d94c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82907749,ffffffff82884650,416,ffffffff8287b312) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800032508920,0,ffff8000325088a0,0) at rtrequest+0xa23 sys/net/route.c:1046 rtm_output(ffff800000eb4e00,ffff8000325089c8,ffff800032508920,0,0) at rtm_output+0x614 sys/net/rtsock.c:959 route_output(fffffd8070e0b300,ffff800000e596e0) at route_output+0x6a7 sys/net/rtsock.c:864 route_send(ffff800000e596e0,fffffd8070e0b300,0,0) at route_send+0x8f sys/net/rtsock.c:340 sosend(ffff800000e596e0,0,ffff800032508b78,0,0,0) at sosend+0x663 sendit(ffff80002a2697f8,3,ffff800032508c70,0,ffff800032508d30) at sendit+0x555 sys/kern/uipc_syscalls.c:786 sys_sendto(ffff80002a2697f8,ffff800032508dd0,ffff800032508d30) at sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 syscall(ffff800032508dd0) at syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff800032508dd0) at syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa3d8253d70, count: -12 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000325086a0 rbx 0xffff800029ceccb7 rdx 0xffff800000dfc580 rcx 0xffff80002a2697f8 rax 0xffff800029cebff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x6bb019cff393271c r11 0x4412f59e518dfb67 r12 0xffff800029cecab8 r13 0 r14 0 r15 0x1 rip 0xffffffff826c18ec db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800032508690 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.4) tid=298088 pid=78572 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=82, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a269ff0,0xffffffff82d794e0 process=0xffff8000ffff39c8 user=0xffff800032503000, vmspace=0xfffffd806bb2ec58 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78572 424181 44871 0 2 0 syz-executor.4 *78572 298088 44871 0 7 0x4000000 syz-executor.4 9332 376552 50012 0 2 0 syz-executor.3 77262 58136 78709 0 2 0 syz-executor.1 16094 492667 45827 0 2 0 syz-executor.7 18529 448274 40957 0 7 0 syz-executor.6 72184 427086 44577 0 3 0x80 nanoslp syz-executor.0 72184 77840 44577 0 3 0x4000080 fsleep syz-executor.0 72184 339761 44577 0 3 0x4000080 fsleep syz-executor.0 72184 425613 44577 0 3 0x4000080 netcon syz-executor.0 50012 237804 97584 0 3 0x82 nanoslp syz-executor.3 40129 322511 0 0 3 0x14280 nfsidl nfsio 49875 491026 0 0 3 0x14280 nfsidl nfsio 76437 311028 0 0 3 0x14280 nfsidl nfsio 36878 68513 0 0 3 0x14280 nfsidl nfsio 91767 349257 0 0 3 0x14280 nfsidl nfsio 50864 177165 0 0 3 0x14280 nfsidl nfsio 43561 294404 0 0 3 0x14280 nfsidl nfsio 54659 300769 0 0 3 0x14280 nfsidl nfsio 26563 225544 0 0 3 0x14280 nfsidl nfsio 18238 444977 0 0 3 0x14280 nfsidl nfsio 61269 453179 0 0 3 0x14280 nfsidl nfsio 21577 193510 0 0 3 0x14280 nfsidl nfsio 72999 161894 0 0 3 0x14280 nfsidl nfsio 82785 41250 0 0 3 0x14280 nfsidl nfsio 35189 509133 0 0 3 0x14280 nfsidl nfsio 66503 377892 0 0 3 0x14280 nfsidl nfsio 75913 119177 0 0 3 0x14280 nfsidl nfsio 68387 512784 0 0 3 0x14280 nfsidl nfsio 20036 363929 0 0 3 0x14280 nfsidl nfsio 14941 119314 0 0 3 0x14280 nfsidl nfsio 40957 356913 97584 0 3 0x82 nanoslp syz-executor.6 99708 237216 0 0 3 0x14200 bored sosplice 45827 122180 97584 0 3 0x82 nanoslp syz-executor.7 44871 445541 97584 0 3 0x82 nanoslp syz-executor.4 78709 450046 97584 0 3 0x82 nanoslp syz-executor.1 44577 471960 97584 0 3 0x82 nanoslp syz-executor.0 97584 316190 45107 0 3 0x1a000082 wait syz-fuzzer 97584 389868 45107 0 3 0x1e000082 nanoslp syz-fuzzer 97584 116613 45107 0 3 0x1e000082 thrsleep syz-fuzzer 97584 290732 45107 0 3 0x1e000082 wait syz-fuzzer 97584 332509 45107 0 3 0x1e000082 thrsleep syz-fuzzer 97584 436585 45107 0 3 0x1e000082 wait syz-fuzzer 97584 396287 45107 0 3 0x1e000082 wait syz-fuzzer 97584 439972 45107 0 3 0x1e000082 wait syz-fuzzer 97584 208729 45107 0 3 0x1e000082 thrsleep syz-fuzzer 97584 364812 45107 0 2 0x1e000002 syz-fuzzer 97584 426686 45107 0 3 0x1e000082 thrsleep syz-fuzzer 97584 247882 45107 0 3 0x1e000082 thrsleep syz-fuzzer 97584 520014 45107 0 2 0x1e000082 syz-fuzzer 97584 455897 45107 0 3 0x1e000082 thrsleep syz-fuzzer 97584 104481 45107 0 3 0x1e000082 wait syz-fuzzer 97584 74188 45107 0 3 0x1e000082 thrsleep syz-fuzzer 45107 475962 89294 0 3 0x810008a sigsusp ksh 89294 441485 3259 0 3 0x1800009a kqread sshd 1237 119372 1 0 3 0x18100083 ttyin getty 3259 296531 1 0 3 0x18000088 kqread sshd 54871 149753 98658 74 3 0x19100092 bpf pflogd 98658 153104 1 0 3 0x18000080 netio pflogd 26197 433895 2664 73 3 0x19100090 kqread syslogd 2664 111938 1 0 3 0x18100082 netio syslogd 1782 182277 1 0 3 0x18100080 kqread resolvd 17662 308901 30853 77 3 0x18100092 kqread dhcpleased 15501 296033 30853 77 3 0x18100092 kqread dhcpleased 30853 371045 1 0 3 0x18000080 kqread dhcpleased 96423 49166 0 0 3 0x14200 bored smr 40034 485653 0 0 2 0x14200 zerothread 44043 113152 0 0 3 0x14200 aiodoned aiodoned 62977 170236 0 0 3 0x14200 syncer update 53065 466770 0 0 3 0x14200 cleaner cleaner 40855 20789 0 0 3 0x14200 reaper reaper 22351 136442 0 0 3 0x14200 pgdaemon pagedaemon 52855 384078 0 0 3 0x14200 bored viomb 41851 93745 0 0 3 0x40014200 acpi0 acpi0 13338 30226 0 0 3 0x40014200 idle1 41496 289637 0 0 3 0x14200 bored softnet3 97570 57757 0 0 3 0x14200 bored softnet2 88968 416584 0 0 3 0x14200 bored softnet1 83759 95956 0 0 3 0x14200 bored softnet0 29341 207391 0 0 3 0x14200 bored systqmp 77027 184560 0 0 3 0x14200 bored systq 61322 6843 0 0 3 0x14200 tmoslp softclockmp 22939 446519 0 0 3 0x40014200 tmoslp softclock 12865 324674 0 0 3 0x40014200 idle0 1 71963 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 78572 (syz-executor.4) thread 0xffff80002a2697f8 (298088) exclusive rwlock netlock r = 0 (0xffffffff82d15f30) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rtm_output+0x579 sys/net/rtsock.c:955 #2 route_output+0x6a7 sys/net/rtsock.c:864 #3 route_send+0x8f sys/net/rtsock.c:340 #4 sosend+0x663 #5 sendit+0x555 sys/kern/uipc_syscalls.c:786 #6 sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 #7 syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] #7 syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10186 6539K 7318K 166960K 17286 0 pcb 15 12K 14K 166960K 228 0 rtable 190 6K 7K 166960K 524 0 pf 32 9K 10K 166960K 59 0 ifaddr 38 13K 15K 166960K 67 0 ifgroup 55 2K 2K 166960K 81 0 sysctl 3 0K 0K 166960K 3 0 counters 64 36K 36K 166960K 80 0 ioctlops 0 0K 4K 166960K 1520 0 iov 0 0K 16K 166960K 256 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1424 90K 90K 166960K 2926 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 26 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 260 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 15 53K 89K 166960K 2322 0 sigio 0 0K 0K 166960K 26 0 proc 69 91K 115K 166960K 763 0 subproc 91 5K 6K 166960K 130 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 130 0 in_multi 73 5K 7K 166960K 144 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 61 281K 281K 166960K 61 0 exec 0 0K 1K 166960K 489 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 340 76K 96K 166960K 25092 0 UVM aobj 64 7K 7K 166960K 70 0 pinsyscall 26 52K 108K 166960K 1333 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 45 0 NDP 12 0K 1K 166960K 43 0 temp 70 6811K 6944K 166960K 20096 0 kqueue 12 18K 28K 166960K 167 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 120 106 0 102 1 0 1 1 0 8 0 rtentry 112 164 0 78 4 0 4 4 0 8 0 unpcb 144 1582 0 1567 25 19 6 8 0 8 5 syncache 336 16 0 16 5 4 1 1 0 8 1 tcpqe 32 479 0 479 4 4 0 2 0 8 0 tcpcb 808 460 0 422 18 14 4 8 0 8 0 arp 120 28 0 14 1 0 1 1 0 8 0 inpcb 392 1549 0 1507 34 25 9 12 0 8 4 nd6 136 35 0 19 1 0 1 1 0 8 0 pkpcb 40 7 0 7 2 2 0 1 0 8 0 kcovpl 48 10 0 3 1 0 1 1 0 8 0 ppxss 1168 3 0 3 1 1 0 1 0 8 0 pffrag 232 50 0 45 1 0 1 1 0 482 0 pffrnode 88 50 0 45 1 0 1 1 0 8 0 pffrent 40 98 0 93 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 pfstitem 24 107 0 69 1 0 1 1 0 8 0 pfstkey 128 107 0 69 2 0 2 2 0 8 0 pfstate 376 107 0 69 5 1 4 4 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 256 644 0 284 32 3 29 31 0 8 3 art_table 32 645 0 284 4 0 4 4 0 8 0 art_node 16 162 0 84 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 semapl 112 258 0 248 1 0 1 1 0 8 0 shmpl 112 67 0 6 2 0 2 2 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 4403 0 2884 96 0 96 96 0 8 0 ffsino 272 4403 0 2884 103 0 103 103 0 8 0 nchpl 144 7677 0 5954 67 0 67 67 0 8 0 uvmvnodes 80 5843 0 0 120 0 120 120 0 8 0 vnodes 216 5843 0 0 325 0 325 325 0 8 0 namei 1024 29312 0 29312 5 4 1 2 0 8 1 percpumem 16 54 0 8 1 0 1 1 0 8 0 kstatmem 264 40 0 16 2 0 2 2 0 8 0 scxspl 216 23795 0 23795 16 13 3 8 1 8 3 plimitpl 152 195 0 180 1 0 1 1 0 8 0 sigapl 424 2660 0 2593 9 1 8 8 0 8 0 futexpl 64 16642 0 16640 1 0 1 1 0 8 0 knotepl 120 327 0 0 9 0 9 9 0 8 0 kqueuepl 216 348 0 340 5 4 1 3 0 8 0 pipepl 320 333 0 311 8 5 3 8 0 8 0 fdescpl 496 2621 0 2593 5 0 5 5 0 8 0 filepl 152 12930 0 12649 37 22 15 19 0 8 3 lockfpl 104 630 0 597 2 1 1 2 0 8 0 lockfspl 48 276 0 273 1 0 1 1 0 8 0 sessionpl 144 26 0 10 1 0 1 1 0 8 0 pgrppl 48 109 0 93 1 0 1 1 0 8 0 ucredpl 104 1244 0 1232 1 0 1 1 0 8 0 zombiepl 144 2594 0 2593 2 1 1 1 0 8 0 processpl 1136 2660 0 2593 6 0 6 6 0 8 1 procpl 680 6619 0 6533 11 2 9 9 0 8 0 srpgc 96 4 0 4 2 1 1 1 0 8 1 sosppl 168 32 0 32 5 4 1 1 0 8 1 sockpl 584 3244 0 3183 45 35 10 17 0 8 5 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 12 0 0 2 0 2 2 0 8 0 mcl12k 12288 7 0 0 1 0 1 1 0 8 0 mcl9k 9216 6 0 0 1 0 1 1 0 8 0 mcl8k 8192 13 0 0 2 0 2 2 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 312 0 0 38 0 38 38 0 8 0 mtagpl 96 570 0 0 14 0 14 14 0 8 0 mbufpl 256 753 0 0 44 0 44 44 0 8 0 bufpl 280 7826 0 1564 448 0 448 448 0 8 0 anonpl 24 410932 0 398569 140 31 109 113 0 186 10 amapchunkpl 152 80314 0 79520 53 8 45 45 0 158 7 amappl16 200 10068 0 9591 46 19 27 38 0 8 0 amappl15 192 27 0 26 2 1 1 1 0 8 0 amappl14 184 183 0 166 2 1 1 2 0 8 0 amappl13 176 15 0 15 1 1 0 1 0 8 0 amappl12 168 3313 0 3287 3 1 2 2 0 8 0 amappl11 160 70 0 54 1 0 1 1 0 8 0 amappl10 152 62 0 52 1 0 1 1 0 8 0 amappl9 144 234 0 234 3 2 1 1 0 8 1 amappl8 136 196 0 132 3 0 3 3 0 8 0 amappl7 128 80 0 65 1 0 1 1 0 8 0 amappl6 120 364 0 347 2 1 1 2 0 8 0 amappl5 112 240 0 223 1 0 1 1 0 8 0 amappl4 104 611 0 570 3 1 2 3 0 8 0 amappl3 96 15783 0 15715 3 0 3 3 0 8 0 amappl2 88 3094 0 3024 4 2 2 4 0 8 0 amappl1 80 17681 0 17150 23 10 13 22 0 8 0 amappl 88 24431 0 24221 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 69 0 6 2 0 2 2 0 8 0 uaddrrnd 24 2621 0 2593 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2621 0 2593 1 0 1 1 0 8 0 vmmpekpl 168 23611 0 23560 3 0 3 3 0 8 0 vmmpepl 168 176079 0 173747 177 67 110 135 0 357 1 vmsppl 448 2620 0 2593 6 2 4 5 0 8 0 rwobjpl 56 55718 0 48273 109 3 106 106 0 8 0 pdppl 4096 5249 0 5186 191 122 69 81 0 8 6 pvpl 32 45287 0 0 367 1 366 366 0 265 0 pmappl 248 2620 0 2593 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 612 0 189 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82cc1ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc softintr_dispatch(0) at softintr_dispatch+0x52 sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff82d60af0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d60af0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 end trace frame: 0x0, count: 8 ddb{0}> trace x86_ipi_db(ffffffff82cc1ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc softintr_dispatch(0) at softintr_dispatch+0x52 sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff82d60af0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d60af0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 end trace frame: 0x0, count: -7 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(ffffffff8294d94c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82907749,ffffffff82884650,416,ffffffff8287b312) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800032508920,0,ffff8000325088a0,0) at rtrequest+0xa23 sys/net/route.c:1046 rtm_output(ffff800000eb4e00,ffff8000325089c8,ffff800032508920,0,0) at rtm_output+0x614 sys/net/rtsock.c:959 route_output(fffffd8070e0b300,ffff800000e596e0) at route_output+0x6a7 sys/net/rtsock.c:864 route_send(ffff800000e596e0,fffffd8070e0b300,0,0) at route_send+0x8f sys/net/rtsock.c:340 sosend(ffff800000e596e0,0,ffff800032508b78,0,0,0) at sosend+0x663 sendit(ffff80002a2697f8,3,ffff800032508c70,0,ffff800032508d30) at sendit+0x555 sys/kern/uipc_syscalls.c:786 sys_sendto(ffff80002a2697f8,ffff800032508dd0,ffff800032508d30) at sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 syscall(ffff800032508dd0) at syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff800032508dd0) at syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa3d8253d70, count: 3 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8294d94c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82907749,ffffffff82884650,416,ffffffff8287b312) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800032508920,0,ffff8000325088a0,0) at rtrequest+0xa23 sys/net/route.c:1046 rtm_output(ffff800000eb4e00,ffff8000325089c8,ffff800032508920,0,0) at rtm_output+0x614 sys/net/rtsock.c:959 route_output(fffffd8070e0b300,ffff800000e596e0) at route_output+0x6a7 sys/net/rtsock.c:864 route_send(ffff800000e596e0,fffffd8070e0b300,0,0) at route_send+0x8f sys/net/rtsock.c:340 sosend(ffff800000e596e0,0,ffff800032508b78,0,0,0) at sosend+0x663 sendit(ffff80002a2697f8,3,ffff800032508c70,0,ffff800032508d30) at sendit+0x555 sys/kern/uipc_syscalls.c:786 sys_sendto(ffff80002a2697f8,ffff800032508dd0,ffff800032508d30) at sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 syscall(ffff800032508dd0) at syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff800032508dd0) at syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa3d8253d70, count: -12