panic: kernel diagnostic assertion "cifp != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/net/route.c", line 1078 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 320122 55889 0 0x2 0 0 arp *332526 99750 0 0x2 0 1K ifconfig db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e776c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8309cc35,ffffffff83013e7f,436,ffffffff8300b0ec) at __assert+0x29 rtrequest(1,ffff80002a0b5cf8,4,ffff80002a0b5da0,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff800001615c00,840100,ffff800001615c58,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80002a0b6000,ffff80000155a000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000fffecf60,ffff80002a0b61e0,ffff80002a0b6130) at sys_ioctl+0x67c syscall(ffff80002a0b61e0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b61e0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a2b9f7c5540, count: 4 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 1078 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e776c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8309cc35,ffffffff83013e7f,436,ffffffff8300b0ec) at __assert+0x29 rtrequest(1,ffff80002a0b5cf8,4,ffff80002a0b5da0,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff800001615c00,840100,ffff800001615c58,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80002a0b6000,ffff80000155a000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000fffecf60,ffff80002a0b61e0,ffff80002a0b6130) at sys_ioctl+0x67c syscall(ffff80002a0b61e0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b61e0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a2b9f7c5540, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a0b5af0 rbx 0xffff800029b7cdcf rdx 0 rcx 0xffff8000fffecf60 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xb9258deb5b256c74 r11 0xfe371d066d09de7a r12 0xffff800029b7cbd0 r13 0 r14 0 r15 0x1 rip 0xffffffff8265f8c5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a0b5ae0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (ifconfig) tid=332526 pid=99750 tcnt=1 stat=onproc flags process=2 proc=0 runpri=86, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffed470,0xffff8000fffec7d8 process=0xffff8000fffe9220 user=0xffff80002a0b1000, vmspace=0xfffffd806b98edc8 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 55889 320122 8269 0 7 0x2 arp *99750 332526 62265 0 7 0x2 ifconfig 8269 204380 1294 0 3 0x10008a sigsusp sh 62265 5692 27215 0 3 0x10008a sigsusp sh 33245 299062 74528 0 3 0x2 clonelk ifconfig 74528 341771 69761 0 3 0x10008a sigsusp sh 69761 75731 48413 0 3 0x82 wait syz-executor 1294 126632 48413 0 3 0x82 wait syz-executor 27215 207667 48413 0 3 0x82 wait syz-executor 11316 122794 1 0 3 0x80 nanoslp init 42033 64735 0 0 3 0x14200 bored sosplice 95858 215328 48413 0 3 0x82 piperd syz-executor 84519 459292 48413 0 3 0x82 piperd syz-executor 19378 455459 48413 0 3 0x82 piperd syz-executor 92503 454822 0 0 3 0x14280 nfsidl nfsio 64101 320317 0 0 3 0x14280 nfsidl nfsio 25006 497200 0 0 3 0x14280 nfsidl nfsio 13288 183371 0 0 3 0x14280 nfsidl nfsio 19344 156431 0 0 3 0x14280 nfsidl nfsio 24218 248089 0 0 3 0x14280 nfsidl nfsio 87610 347895 0 0 3 0x14280 nfsidl nfsio 94555 212177 0 0 3 0x14280 nfsidl nfsio 69783 475409 0 0 3 0x14280 nfsidl nfsio 9485 51004 0 0 3 0x14280 nfsidl nfsio 91410 235277 0 0 3 0x14280 nfsidl nfsio 41161 430902 0 0 3 0x14280 nfsidl nfsio 82276 401189 0 0 3 0x14280 nfsidl nfsio 92842 53574 0 0 3 0x14280 nfsidl nfsio 81695 367305 0 0 3 0x14280 nfsidl nfsio 30284 370264 0 0 3 0x14280 nfsidl nfsio 72966 378736 0 0 3 0x14280 nfsidl nfsio 72646 105116 0 0 3 0x14280 nfsidl nfsio 9578 284357 0 0 3 0x14280 nfsidl nfsio 78262 90518 0 0 3 0x14280 nfsidl nfsio 73864 388522 36187 0 3 0x100082 sbwait arp 36187 302203 68206 0 3 0x10008a sigsusp sh 68206 447955 48413 0 3 0x82 wait syz-executor 48413 383295 52129 0 3 0x82 wait syz-executor 52129 224462 80359 0 3 0x10008a sigsusp ksh 80359 113589 4063 0 3 0x98 kqread sshd-session 4063 471455 52426 0 3 0x92 kqread sshd-session 52426 389905 1 0 3 0x88 kqread sshd 834 200819 8285 74 3 0x1100092 bpf pflogd 8285 482650 1 0 3 0x80 sbwait pflogd 25489 184738 75041 73 3 0x1100010 biowait syslogd 75041 60680 1 0 3 0x100082 sbwait syslogd 18165 427915 1 0 3 0x100080 kqread resolvd 52013 495089 57042 77 3 0x100092 kqread dhcpleased 13663 41946 57042 77 3 0x100092 kqread dhcpleased 57042 374123 1 0 3 0x80 kqread dhcpleased 19876 431596 0 0 3 0x14200 bored smr 43634 500027 0 0 3 0x14200 pgzero zerothread 91205 189123 0 0 3 0x14200 aiodoned aiodoned 52905 479147 0 0 3 0x14200 syncer update 21423 411851 0 0 3 0x14200 cleaner cleaner 91297 451823 0 0 3 0x14200 reaper reaper 64488 202965 0 0 3 0x14200 pgdaemon pagedaemon 69542 113394 0 0 3 0x14200 bored viomb 77517 32905 0 0 3 0x40014200 acpi0 acpi0 70520 507245 0 0 3 0x40014200 idle1 52337 340051 0 0 3 0x14200 bored softnet3 3541 104754 0 0 3 0x14200 bored softnet2 89147 466812 0 0 3 0x14200 bored softnet1 41006 344523 0 0 3 0x14200 bored softnet0 49386 257049 0 0 3 0x14200 bored systqmp 48426 213831 0 0 3 0x14200 bored systq 76328 440643 0 0 3 0x14200 tmoslp softclockmp 49706 21927 0 0 3 0x40014200 tmoslp softclock 80480 453824 0 0 3 0x40014200 idle0 1 35128 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 55889 (arp) thread 0xffff8000fffec7c8 (320122) Process 99750 (ifconfig) thread 0xffff8000fffecf60 (332526) Process 25489 (syslogd) thread 0xffff8000ffffd960 (184738) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10195 14184K 14453K 166960K 11675 0 pcb 17 13K 13K 166960K 70 0 rtable 154 4K 7K 166960K 606 0 pf 34 17K 22K 166960K 98 0 ifaddr 33 5K 7K 166960K 83 0 ifgroup 51 2K 2K 166960K 101 0 sysctl 2 0K 0K 166960K 2 0 counters 62 36K 36K 166960K 92 0 ioctlops 0 0K 4K 166960K 1520 0 iov 0 0K 12K 166960K 29 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1425 90K 90K 166960K 1779 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 7 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 20 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 18 65K 93K 166960K 574 0 sigio 0 0K 0K 166960K 8 0 proc 77 103K 128K 166960K 812 0 subproc 104 6K 6K 166960K 234 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 44 0 in_multi 55 4K 6K 166960K 179 0 ether_multi 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 79 360K 360K 166960K 79 0 exec 0 0K 1K 166960K 526 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 189 71K 91K 166960K 6569 0 UVM aobj 11 2K 2K 166960K 11 0 pinsyscall 43 86K 104K 166960K 1900 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 18 0 NDP 11 0K 1K 166960K 54 0 temp 51 6817K 6882K 166960K 15492 0 kqueue 13 20K 28K 166960K 74 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 120 136 0 132 3 2 1 3 0 8 0 rtentry 112 198 0 130 4 1 3 4 0 8 0 unpcb 144 277 0 260 3 2 1 2 0 8 0 syncache 336 4 0 4 3 3 0 1 0 8 0 tcpqe 32 2 0 2 1 1 0 1 0 8 0 tcpcb 808 90 0 84 2 1 1 2 0 8 0 arp 120 35 0 20 1 0 1 1 0 8 0 inpcb 336 444 0 431 5 3 2 4 0 8 0 nd6 136 44 0 32 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 1 0 1 0 8 0 kcovpl 48 18 0 10 1 0 1 1 0 8 0 ppxss 1168 5 0 5 2 2 0 1 0 8 0 pffrag 232 8 0 2 1 0 1 1 0 482 0 pffrnode 88 8 0 2 1 0 1 1 0 8 0 pffrent 40 13 0 7 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 pftag 88 4 0 2 1 0 1 1 0 8 0 pfstitem 24 49 0 22 1 0 1 1 0 8 0 pfstkey 128 51 0 24 2 0 2 2 0 8 0 pfstate 376 49 0 23 4 0 4 4 0 8 0 pfrule 1344 29 0 19 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 732 0 484 27 1 26 27 0 8 4 art_table 32 733 0 484 4 0 4 4 0 8 0 art_node 16 194 0 134 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 6 1 0 1 1 0 8 0 semapl 112 17 0 7 1 0 1 1 0 8 0 shmpl 112 8 0 0 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 2126 0 608 96 0 96 96 0 8 0 ffsino 272 2126 0 608 102 0 102 102 0 8 0 nchpl 144 2771 0 1083 64 0 64 64 0 8 0 uvmvnodes 80 2555 0 0 53 0 53 53 0 8 0 vnodes 216 2555 0 0 142 0 142 142 0 8 0 namei 1024 9893 0 9893 2 1 1 2 0 8 1 percpumem 16 60 0 15 1 0 1 1 0 8 0 kstatmem 264 52 0 30 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 12924 0 12923 11 9 2 8 1 8 1 plimitpl 152 74 0 58 1 0 1 1 0 8 0 sigapl 424 889 0 818 9 0 9 9 0 8 0 futexpl 64 5110 0 5110 1 0 1 1 0 8 1 knotepl 120 310 0 0 10 0 10 10 0 8 0 kqueuepl 216 169 0 160 5 4 1 5 0 8 0 pipepl 320 251 0 224 8 5 3 8 0 8 0 fdescpl 496 850 0 818 5 0 5 5 0 8 0 filepl 152 4293 0 4053 18 7 11 16 0 8 0 lockfpl 104 101 0 99 1 0 1 1 0 8 0 lockfspl 48 42 0 40 1 0 1 1 0 8 0 sessionpl 144 34 0 26 1 0 1 1 0 8 0 pgrppl 48 55 0 39 1 0 1 1 0 8 0 ucredpl 104 431 0 418 1 0 1 1 0 8 0 zombiepl 144 819 0 818 1 0 1 1 0 8 0 processpl 1160 889 0 818 6 0 6 6 0 8 0 procpl 648 1459 0 1388 8 0 8 8 0 8 1 srpgc 96 6 0 6 2 2 0 1 0 8 0 sosppl 168 3 0 3 1 1 0 1 0 8 0 sockpl 664 861 0 829 12 6 6 9 0 8 3 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 247 0 0 31 0 31 31 0 8 0 mtagpl 96 14 0 0 1 0 1 1 0 8 0 mbufpl 256 654 0 0 40 0 40 40 0 8 0 bufpl 280 5899 0 100 415 0 415 415 0 8 0 anonpl 24 242864 0 239581 57 7 50 52 0 185 18 amapchunkpl 152 22504 0 22167 34 4 30 33 0 158 10 amappl16 200 6335 0 6323 17 10 7 14 0 8 5 amappl15 192 8 0 8 1 1 0 1 0 8 0 amappl14 184 144 0 132 1 0 1 1 0 8 0 amappl13 176 15 0 15 2 2 0 1 0 8 0 amappl12 168 1642 0 1610 4 2 2 3 0 8 0 amappl11 160 54 0 40 1 0 1 1 0 8 0 amappl10 152 15 0 15 1 1 0 1 0 8 0 amappl9 144 140 0 140 1 1 0 1 0 8 0 amappl8 136 27 0 24 1 0 1 1 0 8 0 amappl7 128 135 0 123 1 0 1 1 0 8 0 amappl6 120 260 0 253 1 0 1 1 0 8 0 amappl5 112 180 0 165 1 0 1 1 0 8 0 amappl4 104 343 0 324 1 0 1 1 0 8 0 amappl3 96 4152 0 4076 4 0 4 4 0 8 1 amappl2 88 806 0 730 2 0 2 2 0 8 0 amappl1 80 9434 0 8840 15 0 15 15 0 8 0 amappl 88 6100 0 5973 5 0 5 5 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 10 0 0 1 0 1 1 0 8 0 uaddrrnd 24 850 0 818 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 850 0 818 1 0 1 1 0 8 0 vmmpekpl 168 8644 0 8601 3 0 3 3 0 8 0 vmmpepl 168 61555 0 59902 94 4 90 94 0 357 7 vmsppl 440 849 0 818 6 1 5 5 0 8 0 rwobjpl 56 24781 0 21279 51 1 50 50 0 8 0 pdppl 4096 1707 0 1636 116 43 73 85 0 8 2 pvpl 32 27584 0 0 224 1 223 223 0 265 0 pmappl 248 849 0 818 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 437 0 56 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834d8ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff83618290) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83618290) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff80002a0e7e80,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83618290) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83618290) at __mp_lock+0x199 sys/kern/kern_lock.c:144 sys_mmap(ffff8000fffec7c8,ffff80002a0e81a0,ffff80002a0e80f0) at sys_mmap+0x62f sys/uvm/uvm_mmap.c:287 syscall(ffff80002a0e81a0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0e81a0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x79bc0f611720, count: 4 ddb{0}> trace x86_ipi_db(ffffffff834d8ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff83618290) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83618290) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff80002a0e7e80,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83618290) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83618290) at __mp_lock+0x199 sys/kern/kern_lock.c:144 sys_mmap(ffff8000fffec7c8,ffff80002a0e81a0,ffff80002a0e80f0) at sys_mmap+0x62f sys/uvm/uvm_mmap.c:287 syscall(ffff80002a0e81a0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0e81a0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x79bc0f611720, count: -11 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e776c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8309cc35,ffffffff83013e7f,436,ffffffff8300b0ec) at __assert+0x29 rtrequest(1,ffff80002a0b5cf8,4,ffff80002a0b5da0,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff800001615c00,840100,ffff800001615c58,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80002a0b6000,ffff80000155a000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000fffecf60,ffff80002a0b61e0,ffff80002a0b6130) at sys_ioctl+0x67c syscall(ffff80002a0b61e0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b61e0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a2b9f7c5540, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e776c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8309cc35,ffffffff83013e7f,436,ffffffff8300b0ec) at __assert+0x29 rtrequest(1,ffff80002a0b5cf8,4,ffff80002a0b5da0,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff800001615c00,840100,ffff800001615c58,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff80000155a000,ffff800001615c00,ffff80002a0b6010,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80002a0b6000,ffff80000155a000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff80000158aa70,8040691a,ffff80002a0b6000,ffff8000fffecf60) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000fffecf60,ffff80002a0b61e0,ffff80002a0b6130) at sys_ioctl+0x67c syscall(ffff80002a0b61e0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b61e0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a2b9f7c5540, count: -11