panic: kernel diagnostic assertion "cifp != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/net/route.c", line 946 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 262626 43367 0 0 0 0 syz-executor.0 *435403 43367 0 0 0x4000000 1K syz-executor.0 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82751deb) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cd2be,ffffffff82783e29,3b2,ffffffff827a4243) at __assert+0x25 sys/kern/subr_prf.c:157 rtrequest(1,ffff800027b795c0,4,ffff800027b79688,0) at rtrequest+0xc17 sys/net/route.c:946 rt_ifa_add(ffff800000ce1800,840100,ffff800000ce1858,0) at rt_ifa_add+0x260 sys/net/route.c:1126 in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d in_insert_prefix sys/netinet/in.c:796 [inline] in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d sys/netinet/in.c:729 in_ioctl_change_ifaddr(8040691a,ffff800027b79940,ffff800000ce0800,1) at in_ioctl_change_ifaddr+0x65e sys/netinet/in.c:526 in_control(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff800000ce0800) at in_control+0x9b ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 pru_control sys/sys/protosw.h:365 [inline] ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 sys/net/if.c:2345 sys_ioctl(ffff8000212ea620,ffff800027b79a58,ffff800027b79aa0) at sys_ioctl+0x4a2 syscall(ffff800027b79b20) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800027b79b20) at syscall+0x606 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe8686640c10, 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 946 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82751deb) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cd2be,ffffffff82783e29,3b2,ffffffff827a4243) at __assert+0x25 sys/kern/subr_prf.c:157 rtrequest(1,ffff800027b795c0,4,ffff800027b79688,0) at rtrequest+0xc17 sys/net/route.c:946 rt_ifa_add(ffff800000ce1800,840100,ffff800000ce1858,0) at rt_ifa_add+0x260 sys/net/route.c:1126 in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d in_insert_prefix sys/netinet/in.c:796 [inline] in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d sys/netinet/in.c:729 in_ioctl_change_ifaddr(8040691a,ffff800027b79940,ffff800000ce0800,1) at in_ioctl_change_ifaddr+0x65e sys/netinet/in.c:526 in_control(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff800000ce0800) at in_control+0x9b ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 pru_control sys/sys/protosw.h:365 [inline] ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 sys/net/if.c:2345 sys_ioctl(ffff8000212ea620,ffff800027b79a58,ffff800027b79aa0) at sys_ioctl+0x4a2 syscall(ffff800027b79b20) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800027b79b20) at syscall+0x606 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe8686640c10, count: -12 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800027b793e0 rbx 0xffff800020d69b8f rdx 0 rcx 0 rax 0xffff8000212ea620 r8 0x101010101010101 r9 0x8080808080808080 r10 0x2c93fd18a0a00c0c r11 0x5bdbb961552bccf1 r12 0xffff800020d69990 r13 0 r14 0 r15 0x1 rip 0xffffffff81b420b8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800027b793d0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=435403 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000212eb670,0xffff8000212ebbf0 process=0xffff8000ffff7ab8 user=0xffff800027b74000, vmspace=0xfffffd8069a18528 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 65418 195964 24136 0 2 0 syz-executor.6 65418 107649 24136 0 2 0x4000000 syz-executor.6 82520 137979 36949 0 2 0 syz-executor.4 82520 262475 36949 0 2 0x4000000 syz-executor.4 43367 262626 81097 0 7 0 syz-executor.0 *43367 435403 81097 0 7 0x4000000 syz-executor.0 86357 61323 57470 0 2 0 syz-executor.5 86357 483174 57470 0 3 0x4000080 fsleep syz-executor.5 19365 238897 92020 0 2 0 syz-executor.7 19365 360499 92020 0 3 0x4000000 clonelk syz-executor.7 64708 354926 88785 0 3 0x2 biowait syz-executor.1 24136 501915 88785 0 3 0x82 nanoslp syz-executor.6 12210 214673 0 0 3 0x14200 acct acct 6469 57786 1 0 3 0x100083 ttyin getty 11198 491834 0 0 3 0x14280 nfsidl nfsio 69283 507286 0 0 3 0x14280 nfsidl nfsio 49790 482370 0 0 3 0x14280 nfsidl nfsio 39396 56203 0 0 3 0x14280 nfsidl nfsio 90713 343438 0 0 3 0x14280 nfsidl nfsio 20022 34356 0 0 3 0x14280 nfsidl nfsio 83278 279872 0 0 3 0x14280 nfsidl nfsio 71179 200372 0 0 3 0x14280 nfsidl nfsio 32690 470084 0 0 3 0x14280 nfsidl nfsio 49732 32470 0 0 3 0x14280 nfsidl nfsio 10813 100338 0 0 3 0x14280 nfsidl nfsio 71104 196288 0 0 3 0x14280 nfsidl nfsio 47447 297810 0 0 3 0x14280 nfsidl nfsio 6005 338830 0 0 3 0x14280 nfsidl nfsio 89370 487624 0 0 3 0x14280 nfsidl nfsio 52196 260334 0 0 3 0x14280 nfsidl nfsio 30915 446494 0 0 3 0x14280 nfsidl nfsio 89570 316772 0 0 3 0x14280 nfsidl nfsio 27784 407531 0 0 3 0x14280 nfsidl nfsio 32089 222132 0 0 3 0x14280 nfsidl nfsio 87472 31923 0 0 3 0x14200 bored sosplice 92020 146538 88785 0 3 0x82 nanoslp syz-executor.7 57470 73204 88785 0 3 0x82 nanoslp syz-executor.5 36949 476587 88785 0 3 0x82 nanoslp syz-executor.4 5348 460549 88785 0 2 0x2 syz-executor.2 81097 215464 88785 0 3 0x82 nanoslp syz-executor.0 88785 304441 32746 0 3 0x82 wait syz-fuzzer 88785 17124 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 286612 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 72922 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 150199 32746 0 3 0x4000082 wait syz-fuzzer 88785 128734 32746 0 3 0x4000082 wait syz-fuzzer 88785 32172 32746 0 3 0x4000082 wait syz-fuzzer 88785 237657 32746 0 3 0x4000082 wait syz-fuzzer 88785 411422 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 421643 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 52140 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 196428 32746 0 3 0x4000082 wait syz-fuzzer 88785 217835 32746 0 3 0x4000082 wait syz-fuzzer 88785 324309 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 492226 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 50681 32746 0 3 0x4000082 kqread syz-fuzzer 88785 338154 32746 0 3 0x4000082 wait syz-fuzzer 88785 167156 32746 0 3 0x4000082 thrsleep syz-fuzzer 88785 443706 32746 0 3 0x4000082 thrsleep syz-fuzzer 32746 407325 45273 0 3 0x10008a sigsusp ksh 45273 264415 97208 0 3 0x9a kqread sshd 97208 486844 1 0 3 0x88 kqread sshd 39234 462386 2097 74 3 0x1100092 bpf pflogd 2097 151302 1 0 3 0x80 netio pflogd 69983 136703 76454 73 3 0x1100090 kqread syslogd 76454 87226 1 0 3 0x100082 netio syslogd 86751 421061 1 0 3 0x100080 kqread resolvd 65565 447911 89695 77 3 0x100092 kqread dhcpleased 33284 14903 89695 77 3 0x100092 kqread dhcpleased 89695 390911 1 0 3 0x80 kqread dhcpleased 4586 357401 0 0 3 0x14200 bored smr 8432 157504 0 0 2 0x14200 zerothread 59820 116031 0 0 3 0x14200 aiodoned aiodoned 78510 79816 0 0 3 0x14200 syncer update 81869 266444 0 0 3 0x14200 cleaner cleaner 70746 133594 0 0 3 0x14200 reaper reaper 74991 419440 0 0 3 0x14200 pgdaemon pagedaemon 94142 50324 0 0 3 0x14200 bored viomb 72060 150545 0 0 3 0x40014200 acpi0 acpi0 22021 23560 0 0 3 0x40014200 idle1 1200 231799 0 0 3 0x14200 bored softnet 80885 352395 0 0 3 0x14200 bored softnet 93211 194770 0 0 3 0x14200 bored softnet 15171 500869 0 0 3 0x14200 bored softnet 57194 118252 0 0 3 0x14200 bored systqmp 79430 271604 0 0 3 0x14200 bored systq 60310 16342 0 0 3 0x40014200 bored softclock 97094 299971 0 0 3 0x40014200 idle0 1 45861 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 43367 (syz-executor.0) thread 0xffff8000212ea620 (435403) Process 64708 (syz-executor.1) thread 0xffff8000212b1078 (354926) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10228 6493K 6823K 78643K 13241 0 pcb 13 14K 16K 78643K 403 0 rtable 184 6K 7K 78643K 695 0 ifaddr 81 25K 25K 78643K 174 0 sysctl 1 1K 1K 78643K 1 0 counters 62 36K 36K 78643K 102 0 ioctlops 0 0K 4K 78643K 1634 0 iov 0 0K 16K 78643K 106 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1401 88K 88K 78643K 2457 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 12 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 83 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 15 53K 89K 78643K 1440 0 sigio 0 0K 0K 78643K 43 0 proc 71 91K 128K 78643K 646 0 subproc 104 6K 7K 78643K 143 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 1 0K 0K 78643K 42 0 in_multi 70 4K 6K 78643K 185 0 ether_multi 1 0K 0K 78643K 1 0 mrt 0 0K 0K 78643K 7 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 163 731K 731K 78643K 163 0 exec 0 0K 1K 78643K 532 0 pfkey data 0 0K 0K 78643K 3 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 330 87K 101K 78643K 12007 0 UVM aobj 38 2K 2K 78643K 38 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 36 0 NDP 14 0K 1K 78643K 56 0 temp 137 5778K 5846K 78643K 19599 0 kqueue 12 18K 24K 78643K 114 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> 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 92 0 89 1 0 1 1 0 8 0 rtentry 112 182 0 100 4 0 4 4 0 8 0 unpcb 144 1312 0 1295 25 24 1 6 0 8 0 syncache 296 11 0 11 4 4 0 1 0 8 0 tcpqe 32 325 0 325 4 4 0 1 0 8 0 tcpcb 776 436 0 429 28 27 1 8 0 8 0 arp 120 29 0 15 1 0 1 1 0 8 0 inpcb 368 2164 0 2154 77 70 7 17 0 8 6 nd6 48 39 0 24 1 0 1 1 0 8 0 pkpcb 40 4 0 4 1 1 0 1 0 8 0 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1256 5 0 4 3 2 1 1 0 8 0 pppxif 1456 2 0 2 2 2 0 1 0 8 0 pfstscr 40 36 0 35 1 0 1 1 0 8 0 pffrag 232 5 0 5 3 2 1 1 0 482 1 pffrnode 88 5 0 5 3 2 1 1 0 8 1 pffrent 40 51 0 51 3 2 1 1 0 8 1 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfanchor 1280 7 0 0 1 0 1 1 0 8 0 pfstitem 24 39 0 27 1 0 1 1 0 8 0 pfstkey 128 74 0 62 1 0 1 1 0 8 0 pfstate 384 74 0 62 2 0 2 2 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 rttmr 136 2 0 2 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 871 0 535 33 10 23 30 0 8 0 art_table 32 872 0 535 4 0 4 4 0 8 0 art_node 16 179 0 105 1 0 1 1 0 8 0 semapl 112 81 0 71 1 0 1 1 0 8 0 shmpl 112 35 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 3594 0 2159 91 0 91 91 0 8 0 ffsino 272 3594 0 2159 97 0 97 97 0 8 0 nchpl 144 5798 0 4156 63 0 63 63 0 8 0 uvmvnodes 80 4333 0 0 89 0 89 89 0 8 0 vnodes 216 4333 0 0 241 0 241 241 0 8 0 namei 1024 20546 0 20546 4 3 1 2 0 8 1 percpumem 16 64 0 20 1 0 1 1 0 8 0 vmpool 696 3 0 3 1 1 0 1 0 8 0 kstatmem 264 64 0 36 2 0 2 2 0 8 0 scsiplug 72 3 0 3 1 1 0 1 0 8 0 scxspl 216 15854 0 15853 12 11 1 8 0 8 0 plimitpl 152 85 0 69 1 0 1 1 0 8 0 sigapl 424 1765 0 1698 10 2 8 8 0 8 0 futexpl 64 12087 0 12086 6 5 1 1 0 8 0 knotepl 120 380 0 0 8 0 8 8 0 8 0 kqueuepl 216 177 0 169 1 0 1 1 0 8 0 pipepl 320 419 0 392 16 13 3 8 0 8 0 fdescpl 496 1726 0 1698 5 1 4 5 0 8 0 filepl 152 13124 0 12880 60 47 13 17 0 8 1 lockfpl 104 484 0 482 2 1 1 2 0 8 0 lockfspl 48 234 0 232 1 0 1 1 0 8 0 sessionpl 144 28 0 11 1 0 1 1 0 8 0 pgrppl 48 95 0 78 1 0 1 1 0 8 0 ucredpl 104 3073 0 3061 1 0 1 1 0 8 0 zombiepl 144 1699 0 1698 1 0 1 1 0 8 0 processpl 1072 1765 0 1698 5 0 5 5 0 8 0 procpl 696 4392 0 4302 23 13 10 11 0 8 0 srpgc 96 10 0 10 4 4 0 1 0 8 0 sosppl 168 116 0 116 7 6 1 1 0 8 1 sockpl 488 3584 0 3554 145 133 12 28 0 8 8 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 12 0 0 2 0 2 2 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 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 531 0 0 66 4 62 66 0 8 0 mtagpl 96 143 0 0 3 0 3 3 0 8 0 mbufpl 256 1232 0 0 67 1 66 66 0 8 0 bufpl 288 5972 0 163 415 0 415 415 0 8 0 anonpl 24 401387 0 383558 151 31 120 141 0 186 0 amapchunkpl 152 33711 0 32929 52 18 34 42 0 158 0 amappl16 200 5889 0 5316 59 25 34 44 0 8 0 amappl15 192 6 0 5 1 0 1 1 0 8 0 amappl14 184 158 0 144 2 1 1 2 0 8 0 amappl13 176 4 0 4 2 2 0 1 0 8 0 amappl12 168 461 0 453 1 0 1 1 0 8 0 amappl11 160 52 0 38 1 0 1 1 0 8 0 amappl10 152 40 0 32 1 0 1 1 0 8 0 amappl9 144 990 0 989 1 0 1 1 0 8 0 amappl8 136 225 0 163 3 0 3 3 0 8 0 amappl7 128 173 0 148 2 0 2 2 0 8 0 amappl6 120 191 0 178 2 1 1 2 0 8 0 amappl5 112 163 0 153 1 0 1 1 0 8 0 amappl4 104 570 0 536 2 0 2 2 0 8 0 amappl3 96 4704 0 4651 2 0 2 2 0 8 0 amappl2 88 2136 0 2062 3 1 2 3 0 8 0 amappl1 80 41980 0 41203 28 10 18 28 0 8 0 amappl 88 11397 0 11198 7 1 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 37 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1729 0 1701 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1729 0 1701 1 0 1 1 0 8 0 vmmpekpl 168 20417 0 20358 3 0 3 3 0 8 0 vmmpepl 168 168728 0 165899 239 103 136 167 0 357 1 vmsppl 440 1728 0 1701 6 2 4 5 0 8 0 rwobjpl 56 51781 0 45631 92 4 88 88 0 8 0 pdppl 4096 3465 0 3402 279 212 67 81 0 8 4 pvpl 32 839915 0 816480 416 208 208 366 0 265 0 pmappl 248 1728 0 1701 3 1 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1150 0 304 25 0 25 25 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff82b24ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 kd_curproc sys/dev/kcov.c:577 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 sys/dev/kcov.c:148 __mp_lock(ffffffff82db6020) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82db6020) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff8000291b7bb0,ffff80000006ba00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f end of kernel end trace frame: 0x7f7ffffc7e20, count: 8 ddb{0}> trace x86_ipi_db(ffffffff82b24ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 kd_curproc sys/dev/kcov.c:577 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 sys/dev/kcov.c:148 __mp_lock(ffffffff82db6020) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82db6020) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff8000291b7bb0,ffff80000006ba00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f end of kernel end trace frame: 0x7f7ffffc7e20, count: -7 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82751deb) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cd2be,ffffffff82783e29,3b2,ffffffff827a4243) at __assert+0x25 sys/kern/subr_prf.c:157 rtrequest(1,ffff800027b795c0,4,ffff800027b79688,0) at rtrequest+0xc17 sys/net/route.c:946 rt_ifa_add(ffff800000ce1800,840100,ffff800000ce1858,0) at rt_ifa_add+0x260 sys/net/route.c:1126 in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d in_insert_prefix sys/netinet/in.c:796 [inline] in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d sys/netinet/in.c:729 in_ioctl_change_ifaddr(8040691a,ffff800027b79940,ffff800000ce0800,1) at in_ioctl_change_ifaddr+0x65e sys/netinet/in.c:526 in_control(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff800000ce0800) at in_control+0x9b ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 pru_control sys/sys/protosw.h:365 [inline] ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 sys/net/if.c:2345 sys_ioctl(ffff8000212ea620,ffff800027b79a58,ffff800027b79aa0) at sys_ioctl+0x4a2 syscall(ffff800027b79b20) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800027b79b20) at syscall+0x606 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe8686640c10, count: 3 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82751deb) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cd2be,ffffffff82783e29,3b2,ffffffff827a4243) at __assert+0x25 sys/kern/subr_prf.c:157 rtrequest(1,ffff800027b795c0,4,ffff800027b79688,0) at rtrequest+0xc17 sys/net/route.c:946 rt_ifa_add(ffff800000ce1800,840100,ffff800000ce1858,0) at rt_ifa_add+0x260 sys/net/route.c:1126 in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d in_insert_prefix sys/netinet/in.c:796 [inline] in_ifinit(ffff800000ce0800,ffff800000ce1800,ffff800027b79950,1) at in_ifinit+0x35d sys/netinet/in.c:729 in_ioctl_change_ifaddr(8040691a,ffff800027b79940,ffff800000ce0800,1) at in_ioctl_change_ifaddr+0x65e sys/netinet/in.c:526 in_control(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff800000ce0800) at in_control+0x9b ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 pru_control sys/sys/protosw.h:365 [inline] ifioctl(fffffd806fb8c3e8,8040691a,ffff800027b79940,ffff8000212ea620) at ifioctl+0xe45 sys/net/if.c:2345 sys_ioctl(ffff8000212ea620,ffff800027b79a58,ffff800027b79aa0) at sys_ioctl+0x4a2 syscall(ffff800027b79b20) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800027b79b20) at syscall+0x606 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe8686640c10, count: -12