login: panic: kernel diagnostic assertion "cifp != NULL" failed: file "/syzkaller/managers/main/kernel/sys/net/route.c", line 1046 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *115976 80100 0 0x8000002 0 0 ifconfig db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82925487) at panic+0x165 sys/kern/subr_prf.c:198 __assert(ffffffff828dfd33,ffffffff8288c2bb,416,ffffffff8285058a) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800037845a18,4,ffff800037845ae8,0) at rtrequest+0xb49 sys/net/route.c:1046 rt_ifa_add(ffff800000e3d300,840100,ffff800000e3d358,0) at rt_ifa_add+0x2b3 sys/net/route.c:1241 in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff800037845d50,ffff800000dd9000) at in_ioctl_change_ifaddr+0x67a sys/netinet/in.c:504 ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c pru_control sys/sys/protosw.h:377 [inline] ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c sys/net/if.c:2449 sys_ioctl(ffff80002a603aa8,ffff800037845f20,ffff800037845e70) at sys_ioctl+0x4a5 syscall(ffff800037845f20) at syscall+0x538 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7b7f5d42fcd0, 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> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: kernel diagnostic assertion "cifp != NULL" failed: file "/syzkaller/managers/main/kernel/sys/net/route.c", line 1046 ddb> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82925487) at panic+0x165 sys/kern/subr_prf.c:198 __assert(ffffffff828dfd33,ffffffff8288c2bb,416,ffffffff8285058a) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800037845a18,4,ffff800037845ae8,0) at rtrequest+0xb49 sys/net/route.c:1046 rt_ifa_add(ffff800000e3d300,840100,ffff800000e3d358,0) at rt_ifa_add+0x2b3 sys/net/route.c:1241 in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff800037845d50,ffff800000dd9000) at in_ioctl_change_ifaddr+0x67a sys/netinet/in.c:504 ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c pru_control sys/sys/protosw.h:377 [inline] ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c sys/net/if.c:2449 sys_ioctl(ffff80002a603aa8,ffff800037845f20,ffff800037845e70) at sys_ioctl+0x4a5 syscall(ffff800037845f20) at syscall+0x538 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7b7f5d42fcd0, count: -11 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff800037845840 rbx 0xffff8000006ba3d0 rdx 0 rcx 0 rax 0xffff80002a603aa8 r8 0 r9 0x8080808080808080 r10 0xa00013dae500e20f r11 0x41f2e698e274ffe0 r12 0 r13 0x10000 __ALIGN_SIZE+0xf000 r14 0 r15 0x1 rip 0xffffffff821623bc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800037845830 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb> show proc PROC (ifconfig) tid=115976 pid=80100 tcnt=1 stat=onproc flags process=8000002 proc=0 runpri=50, usrpri=51, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a6032b0,0xffffffff82dea270 process=0xffff8000ffff7680 user=0xffff800037840000, vmspace=0xfffffd8079ec05d8 estcpu=1, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND *80100 115976 19658 0 7 0x8000002 ifconfig 19658 213392 6282 0 3 0x810008a sigsusp sh 6282 410527 11750 0 3 0x82 wait syz-executor.0 69424 157020 78474 0 3 0x80 fsleep syz-executor.7 69424 1342 78474 0 3 0x4000080 netio syz-executor.7 92035 247907 13984 0 3 0x80 fsleep syz-executor.4 92035 3406 13984 0 2 0x4000000 syz-executor.4 92035 329528 13984 0 3 0x4000080 fsleep syz-executor.4 65824 366888 68985 0 3 0x80 fsleep syz-executor.1 65824 132918 68985 0 3 0x4000080 fsleep syz-executor.1 65824 480995 68985 0 3 0x4000080 fsleep syz-executor.1 65824 465475 68985 0 3 0x4000080 kqpoll syz-executor.1 68985 312883 11750 0 3 0x82 nanoslp syz-executor.1 61805 303166 1 0 3 0x18100083 ttyin getty 13984 371047 11750 0 2 0x482 syz-executor.4 88589 471775 11750 0 3 0x82 piperd syz-executor.3 28893 187824 0 0 3 0x14280 nfsidl nfsio 61802 115149 0 0 3 0x14280 nfsidl nfsio 7538 55398 0 0 3 0x14280 nfsidl nfsio 2483 221768 0 0 3 0x14280 nfsidl nfsio 63680 433437 0 0 3 0x14280 nfsidl nfsio 44693 135752 0 0 3 0x14280 nfsidl nfsio 46774 125878 0 0 3 0x14280 nfsidl nfsio 66636 287786 0 0 3 0x14280 nfsidl nfsio 40889 76708 0 0 3 0x14280 nfsidl nfsio 97424 72953 0 0 3 0x14280 nfsidl nfsio 47728 430073 0 0 3 0x14280 nfsidl nfsio 91554 159124 0 0 3 0x14280 nfsidl nfsio 99127 185900 0 0 3 0x14280 nfsidl nfsio 34838 382679 0 0 3 0x14280 nfsidl nfsio 36124 319243 0 0 3 0x14280 nfsidl nfsio 31721 205396 0 0 3 0x14280 nfsidl nfsio 8068 523755 0 0 3 0x14280 nfsidl nfsio 68714 219162 0 0 3 0x14280 nfsidl nfsio 27357 449382 0 0 3 0x14280 nfsidl nfsio 71166 69105 0 0 3 0x14280 nfsidl nfsio 8657 487832 11750 0 3 0x82 piperd syz-executor.2 43910 278969 11750 0 3 0x82 piperd syz-executor.5 36734 384670 11750 0 3 0x82 piperd syz-executor.6 78474 468670 11750 0 2 0x482 syz-executor.7 41598 296342 1 0 3 0x80 fsleep syz-executor.6 41598 35337 1 0 3 0x4000080 netcon syz-executor.6 90735 513033 1 0 3 0x80 fsleep syz-executor.5 90735 453717 1 0 3 0x4000080 netio syz-executor.5 13163 249068 1 0 3 0x80 fsleep syz-executor.1 13163 366577 1 0 3 0x4000080 fifor syz-executor.1 72677 25747 1 0 3 0x80 fsleep syz-executor.4 72677 169380 1 0 3 0x4000080 netio syz-executor.4 92625 412503 1 0 3 0x80 fsleep syz-executor.5 92625 191814 1 0 3 0x4000080 lockf syz-executor.5 356 397803 0 0 3 0x14200 bored sosplice 47508 324071 0 0 3 0x14200 acct acct 11750 61594 83973 0 3 0x1a000082 wait syz-fuzzer 11750 56805 83973 0 2 0x1e000482 syz-fuzzer 11750 132178 83973 0 3 0x1e000082 wait syz-fuzzer 11750 128405 83973 0 3 0x1e000082 thrsleep syz-fuzzer 11750 197638 83973 0 3 0x1e000082 thrsleep syz-fuzzer 11750 213298 83973 0 3 0x1e000082 wait syz-fuzzer 11750 363533 83973 0 3 0x1e000082 wait syz-fuzzer 11750 178752 83973 0 3 0x1e000082 wait syz-fuzzer 11750 81157 83973 0 3 0x1e000082 thrsleep syz-fuzzer 11750 245951 83973 0 3 0x1e000082 wait syz-fuzzer 11750 219521 83973 0 3 0x1e000082 thrsleep syz-fuzzer 11750 322235 83973 0 3 0x1e000082 wait syz-fuzzer 11750 341371 83973 0 3 0x1e000082 wait syz-fuzzer 11750 497978 83973 0 3 0x1e000082 thrsleep syz-fuzzer 83973 3839 41169 0 3 0x810008a sigsusp ksh 41169 519096 69584 0 3 0x1800009a kqread sshd 69584 521099 1 0 3 0x18000088 kqread sshd 58197 187154 2315 73 3 0x19100090 kqread syslogd 2315 214980 1 0 3 0x18100082 netio syslogd 67059 476556 1 0 3 0x18100080 kqread resolvd 90231 469888 82415 77 3 0x18100092 kqread dhcpleased 61038 333870 82415 77 3 0x18100092 kqread dhcpleased 82415 343768 1 0 3 0x18000080 kqread dhcpleased 16330 283523 0 0 3 0x14200 bored smr 70494 147147 0 0 2 0x14200 zerothread 54871 385743 0 0 3 0x14200 aiodoned aiodoned 98014 164685 0 0 3 0x14200 syncer update 86466 457231 0 0 3 0x14200 cleaner cleaner 35463 359710 0 0 3 0x14200 reaper reaper 21670 503894 0 0 3 0x14200 pgdaemon pagedaemon 40871 244006 0 0 3 0x14200 bored viomb 2656 320471 0 0 3 0x40014200 acpi0 acpi0 65581 381926 0 0 3 0x14200 bored softnet3 40735 304840 0 0 3 0x14200 bored softnet2 53697 25078 0 0 3 0x14200 bored softnet1 3044 487825 0 0 3 0x14200 bored softnet0 96563 470844 0 0 3 0x14200 bored systqmp 4157 479154 0 0 3 0x14200 bored systq 35096 484311 0 0 3 0x40014200 tmoslp softclock 22615 208473 0 0 3 0x40014200 idle0 1 86939 0 0 3 0x8080082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10201 6423K 8042K 166960K 58375 0 pcb 15 18K 19K 166960K 1013 0 rtable 217 10K 11K 166960K 3242 0 pf 29 8K 10K 166960K 466 0 ifaddr 40 12K 14K 166960K 467 0 ifgroup 50 2K 2K 166960K 779 0 sysctl 4 1K 1K 166960K 4 0 counters 30 17K 17K 166960K 215 0 ioctlops 0 0K 2K 166960K 837 0 iov 0 0K 24K 166960K 1308 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1758 110K 111K 166960K 13566 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 171 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 558 0 dirhash 81 14K 17K 166960K 10899 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 20 73K 89K 166960K 17509 0 sigio 1 0K 0K 166960K 443 0 proc 65 67K 75K 166960K 3090 0 subproc 169 10K 11K 166960K 1212 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 954 0 in_multi 78 5K 7K 166960K 1012 0 ether_multi 1 0K 0K 166960K 10 0 mrt 0 0K 0K 166960K 13 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 2867 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 526 436K 437K 166960K 173016 0 UVM aobj 131 5K 5K 166960K 131 0 pinsyscall 24 48K 100K 166960K 3642 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 432 0 NDP 11 0K 2K 166960K 358 0 temp 94 6805K 7436K 166960K 178001 0 kqueue 12 18K 26K 166960K 927 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 961 0 958 10 7 3 6 0 8 2 rtentry 112 1030 0 933 4 0 4 4 0 8 0 unpcb 144 10851 0 10830 24 18 6 10 0 8 4 syncache 336 114 0 114 4 3 1 1 0 8 1 tcpqe 32 63 1509 63 1 1 0 1 0 8 0 tcpcb 808 4507 0 4469 32 20 12 12 0 8 4 arp 88 187 0 169 1 0 1 1 0 8 0 ipq 40 25 0 25 4 3 1 1 0 8 1 ipqe 40 67 0 67 4 3 1 1 0 8 1 inpcb 360 12583 0 12538 54 40 14 18 0 8 7 ip6q 72 1 0 1 1 0 1 1 0 8 1 ip6af 40 1 0 1 1 0 1 1 0 8 1 nd6 104 251 0 233 1 0 1 1 0 8 0 pkpcb 40 18 0 18 4 3 1 1 0 8 1 kcovpl 48 93 0 80 1 0 1 1 0 8 0 ppxss 1072 39 0 39 4 3 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3981 0 3599 33 2 31 31 0 8 3 art_table 32 3982 0 3599 4 0 4 4 0 8 0 art_node 16 1004 0 919 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 4 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 520 0 510 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 3654 0 3614 6 0 6 6 0 8 0 dino2pl 256 23459 0 21834 102 0 102 102 0 8 0 ffsino 240 23459 0 21834 96 0 96 96 0 8 0 nchpl 144 46264 0 44535 66 0 66 66 0 8 0 uvmvnodes 80 7501 0 0 154 0 154 154 0 8 0 vnodes 216 7501 0 0 417 0 417 417 0 8 0 namei 1024 165913 0 165913 6 4 2 2 0 8 2 vcpupl 2048 79 0 0 10 0 10 10 0 8 0 vmpool 664 147 0 68 7 0 7 7 0 8 0 kstatmem 264 392 0 370 2 0 2 2 0 8 0 scxspl 216 145351 0 145351 17 15 2 8 1 8 2 plimitpl 152 2062 0 2041 1 0 1 1 0 8 0 sigapl 424 18069 0 18000 11 2 9 9 0 8 0 futexpl 64 145337 0 145326 1 0 1 1 0 8 0 knotepl 120 145298 0 145214 29 18 11 11 0 8 7 kqueuepl 184 2464 0 2455 12 9 3 4 0 8 2 pipepl 288 2738 0 2705 21 14 7 8 0 8 4 fdescpl 432 17631 0 17600 4 0 4 4 0 8 0 filepl 120 97054 0 96728 35 17 18 19 0 8 5 lockfpl 104 5200 0 5196 5 3 2 2 0 8 1 lockfspl 48 1964 0 1961 1 0 1 1 0 8 0 sessionpl 144 101 0 80 1 0 1 1 0 8 0 pgrppl 48 526 0 505 1 0 1 1 0 8 0 ucredpl 104 12815 0 12803 1 0 1 1 0 8 0 zombiepl 144 18000 0 18000 3 2 1 1 0 8 1 processpl 1072 18069 0 18000 6 1 5 5 0 8 0 procpl 680 51266 0 51173 14 4 10 10 0 8 1 sosppl 168 145 0 140 2 1 1 1 0 8 0 sockpl 488 24553 0 24484 294 269 25 40 0 8 12 mcl64k 65536 736 0 736 4 3 1 1 0 8 1 mcl16k 16384 350 0 350 4 3 1 1 0 8 1 mcl12k 12288 728 0 728 4 3 1 1 0 8 1 mcl9k 9216 431 0 431 4 3 1 1 0 8 1 mcl8k 8192 1217 0 1217 4 3 1 1 0 8 1 mcl4k 4096 1661 0 1661 4 3 1 1 0 8 1 mcl2k2 2112 137 0 137 4 3 1 1 0 8 1 mcl2k 2048 108473 0 108380 50 27 23 28 0 8 8 mtagpl 96 5330 0 4858 39 12 27 27 0 8 3 mbufpl 256 321272 0 320671 609 526 83 444 0 8 8 bufpl 280 33972 0 26471 536 0 536 536 0 8 0 anonpl 24 1737515 0 1724356 150 39 111 114 0 188 7 amapchunkpl 152 546654 0 545745 92 41 51 54 0 158 11 amappl16 200 33437 0 32939 128 93 35 40 0 8 8 amappl15 192 113 0 111 1 0 1 1 0 8 0 amappl14 184 438 0 422 2 1 1 2 0 8 0 amappl13 176 46 0 44 1 0 1 1 0 8 0 amappl12 168 19384 0 19353 2 0 2 2 0 8 0 amappl11 160 51 0 40 1 0 1 1 0 8 0 amappl10 152 136 0 122 1 0 1 1 0 8 0 amappl9 144 229 0 229 3 2 1 1 0 8 1 amappl8 136 719 0 622 4 0 4 4 0 8 0 amappl7 128 149 0 136 1 0 1 1 0 8 0 amappl6 120 1334 0 1311 2 1 1 2 0 8 0 amappl5 112 785 0 772 1 0 1 1 0 8 0 amappl4 104 1278 0 1238 3 1 2 2 0 8 0 amappl3 96 106946 0 106850 6 2 4 4 0 8 1 amappl2 88 18942 0 18868 4 1 3 4 0 8 0 amappl1 80 75487 0 74967 24 12 12 22 0 8 0 amappl 88 171566 0 171277 8 0 8 8 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 17778 0 17668 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 17778 0 17668 1 0 1 1 0 8 0 vmmpekpl 168 137846 0 137760 5 0 5 5 0 8 0 vmmpepl 168 1089356 0 1086841 196 55 141 141 0 357 7 vmsppl 352 17777 0 17668 12 1 11 11 0 8 0 rwobjpl 24 265244 0 255919 58 0 58 58 0 8 1 pdppl 4096 35562 0 35415 1456 1307 149 153 0 8 2 pvpl 32 4991618 0 4972410 481 249 232 358 0 265 46 pmappl 216 17777 0 17668 8 1 7 7 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2459 0 1921 26 0 26 26 0 8 8 ddb> machine ddbcpu 0 No such command ddb> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82925487) at panic+0x165 sys/kern/subr_prf.c:198 __assert(ffffffff828dfd33,ffffffff8288c2bb,416,ffffffff8285058a) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800037845a18,4,ffff800037845ae8,0) at rtrequest+0xb49 sys/net/route.c:1046 rt_ifa_add(ffff800000e3d300,840100,ffff800000e3d358,0) at rt_ifa_add+0x2b3 sys/net/route.c:1241 in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff800037845d50,ffff800000dd9000) at in_ioctl_change_ifaddr+0x67a sys/netinet/in.c:504 ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c pru_control sys/sys/protosw.h:377 [inline] ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c sys/net/if.c:2449 sys_ioctl(ffff80002a603aa8,ffff800037845f20,ffff800037845e70) at sys_ioctl+0x4a5 syscall(ffff800037845f20) at syscall+0x538 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7b7f5d42fcd0, count: -11 ddb> machine ddbcpu 1 No such command ddb> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82925487) at panic+0x165 sys/kern/subr_prf.c:198 __assert(ffffffff828dfd33,ffffffff8288c2bb,416,ffffffff8285058a) at __assert+0x29 sys/kern/subr_prf.c:157 rtrequest(1,ffff800037845a18,4,ffff800037845ae8,0) at rtrequest+0xb49 sys/net/route.c:1046 rt_ifa_add(ffff800000e3d300,840100,ffff800000e3d358,0) at rt_ifa_add+0x2b3 sys/net/route.c:1241 in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff800000dd9000,ffff800000e3d300,ffff800037845d60,1) at in_ifinit+0x368 sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff800037845d50,ffff800000dd9000) at in_ioctl_change_ifaddr+0x67a sys/netinet/in.c:504 ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c pru_control sys/sys/protosw.h:377 [inline] ifioctl(fffffd806d1d9b80,8040691a,ffff800037845d50,ffff80002a603aa8) at ifioctl+0x104c sys/net/if.c:2449 sys_ioctl(ffff80002a603aa8,ffff800037845f20,ffff800037845e70) at sys_ioctl+0x4a5 syscall(ffff800037845f20) at syscall+0x538 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7b7f5d42fcd0, count: -11