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 *517575 2442 0 0x2 0 1K ifconfig db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e8a98) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff83099b40,ffffffff83011130,436,ffffffff83007eda) at __assert+0x29 rtrequest(1,ffff80003097fc78,4,ffff80003097fd20,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff8000015bc600,840100,ffff8000015bc658,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80003097ff80,ffff8000015c0000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000371c2f58,ffff800030980160,ffff8000309800b0) at sys_ioctl+0x67c syscall(ffff800030980160) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800030980160) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7611f384b900, 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(ffffffff830e8a98) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff83099b40,ffffffff83011130,436,ffffffff83007eda) at __assert+0x29 rtrequest(1,ffff80003097fc78,4,ffff80003097fd20,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff8000015bc600,840100,ffff8000015bc658,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80003097ff80,ffff8000015c0000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000371c2f58,ffff800030980160,ffff8000309800b0) at sys_ioctl+0x67c syscall(ffff800030980160) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800030980160) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7611f384b900, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003097fa70 rbx 0xffff800029b7cd87 rdx 0 rcx 0xffff8000371c2f58 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xe2b12880bce9edb r11 0x3a188c6a6460408d r12 0xffff800029b7cb88 r13 0 r14 0 r15 0x1 rip 0xffffffff819b6b25 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003097fa60 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (ifconfig) tid=517575 pid=2442 tcnt=1 stat=onproc flags process=2 proc=0 runpri=80, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000371c3c00,0xffffffff8361ba28 process=0xffff800037288008 user=0xffff80003097b000, vmspace=0xfffffd806adcb8a0 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND * 2442 517575 46802 0 7 0x2 ifconfig 44072 33671 77960 0 3 0x2 clonelk ifconfig 77960 456815 35414 0 3 0x10008a sigsusp sh 46802 386575 42544 0 3 0x10008a sigsusp sh 35414 258710 65958 0 3 0x82 wait syz-executor 42544 489246 65958 0 3 0x82 wait syz-executor 85784 410009 65958 0 3 0x82 piperd syz-executor 26135 443758 65958 0 3 0x82 piperd syz-executor 1034 333534 0 0 3 0x14200 acct acct 43549 191220 1 0 3 0x100083 ttyin getty 89761 29837 0 0 3 0x14280 nfsidl nfsio 49528 326127 0 0 3 0x14280 nfsidl nfsio 5593 310859 0 0 3 0x14280 nfsidl nfsio 86561 26709 0 0 3 0x14280 nfsidl nfsio 37594 147445 0 0 3 0x14280 nfsidl nfsio 12870 22479 0 0 3 0x14280 nfsidl nfsio 21322 280297 0 0 3 0x14280 nfsidl nfsio 85992 490595 0 0 3 0x14280 nfsidl nfsio 36873 304360 0 0 3 0x14280 nfsidl nfsio 7698 265805 0 0 3 0x14280 nfsidl nfsio 85532 289222 0 0 3 0x14280 nfsidl nfsio 99150 58431 0 0 3 0x14280 nfsidl nfsio 467 336678 0 0 3 0x14280 nfsidl nfsio 12120 304133 0 0 3 0x14280 nfsidl nfsio 7213 138592 0 0 3 0x14280 nfsidl nfsio 84132 71838 0 0 3 0x14280 nfsidl nfsio 2640 501125 0 0 3 0x14280 nfsidl nfsio 41307 297723 0 0 3 0x14280 nfsidl nfsio 69497 129464 0 0 3 0x14280 nfsidl nfsio 35358 207384 0 0 3 0x14280 nfsidl nfsio 17967 323457 0 0 3 0x14200 bored sosplice 31044 432409 65958 0 3 0x82 piperd syz-executor 49005 358447 65958 0 3 0x82 piperd syz-executor 17616 440492 65958 0 3 0x82 piperd syz-executor 65958 502311 71648 0 3 0x82 wait syz-executor 71648 468975 58379 0 3 0x10008a sigsusp ksh 58379 116819 95974 0 3 0x98 kqread sshd-session 95974 161935 80615 0 3 0x92 kqread sshd-session 80615 148296 1 0 3 0x88 kqread sshd 13791 186435 56036 74 3 0x1100092 bpf pflogd 56036 481812 1 0 3 0x80 sbwait pflogd 21236 442903 69460 73 3 0x1100010 ffs_fsync syslogd 69460 307212 1 0 3 0x100082 sbwait syslogd 48539 359819 1 0 3 0x100080 kqread resolvd 96326 376712 40048 77 3 0x100092 kqread dhcpleased 94922 164700 40048 77 3 0x100092 kqread dhcpleased 40048 39175 1 0 3 0x80 kqread dhcpleased 46295 324281 0 0 3 0x14200 bored smr 91672 82357 0 0 3 0x14200 pgzero zerothread 77224 119355 0 0 3 0x14200 aiodoned aiodoned 36341 381094 0 0 3 0x14200 syncer update 26638 201543 0 0 3 0x14200 cleaner cleaner 7506 435169 0 0 3 0x14200 reaper reaper 32465 54613 0 0 3 0x14200 pgdaemon pagedaemon 58060 164565 0 0 3 0x14200 bored viomb 3991 182942 0 0 3 0x40014200 acpi0 acpi0 45966 243132 0 0 3 0x40014200 idle1 44256 318082 0 0 3 0x14200 bored softnet3 64896 267043 0 0 3 0x14200 bored softnet2 89607 460734 0 0 3 0x14200 bored softnet1 40313 479998 0 0 3 0x14200 bored softnet0 61390 332280 0 0 3 0x14200 bored systqmp 90619 278890 0 0 3 0x14200 bored systq 45913 231879 0 0 3 0x14200 tmoslp softclockmp 21741 305296 0 0 3 0x40014200 tmoslp softclock 59152 168122 0 0 7 0x40014200 idle0 1 110939 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 2442 (ifconfig) thread 0xffff8000371c2f58 (517575) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff8357f2f0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 yield+0x6a sys/kern/sched_bsd.c:320 #4 malloc+0xe5 sys/kern/kern_malloc.c:170 #5 in_ioctl_change_ifaddr+0x4db sys/netinet/in.c:460 #6 ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] #6 ifioctl+0x1571 sys/net/if.c:2449 #7 sys_ioctl+0x67c #8 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 exclusive rwlock netlock r = 0 (0xffffffff8341daa0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 in_ioctl_change_ifaddr+0xbe sys/netinet/in.c:413 #2 ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] #2 ifioctl+0x1571 sys/net/if.c:2449 #3 sys_ioctl+0x67c #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 Process 21236 (syslogd) thread 0xffff8000ffffdbe8 (442903) exclusive rrwlock inode r = 0 (0xfffffd806e15a3d0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2926 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10228 14201K 14814K 166960K 12217 0 pcb 17 12K 12K 166960K 135 0 rtable 199 7K 8K 166960K 522 0 pf 36 18K 20K 166960K 81 0 ifaddr 39 6K 8K 166960K 77 0 ifgroup 55 2K 2K 166960K 99 0 sysctl 3 0K 0K 166960K 3 0 counters 64 36K 37K 166960K 92 0 ioctlops 0 0K 8K 166960K 1545 0 iov 0 0K 12K 166960K 56 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1463 92K 93K 166960K 2053 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 12 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 32 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 14 49K 93K 166960K 831 0 sigio 0 0K 0K 166960K 6 0 proc 87 116K 128K 166960K 703 0 subproc 104 6K 6K 166960K 156 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 96 0 in_multi 67 5K 7K 166960K 171 0 ether_multi 1 0K 0K 166960K 5 0 mrt 1 0K 0K 166960K 6 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 253 1129K 1129K 166960K 253 0 exec 0 0K 1K 166960K 795 0 pfkey data 0 0K 0K 166960K 34 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 189 72K 87K 166960K 9372 0 UVM aobj 18 2K 3K 166960K 23 0 pinsyscall 39 78K 106K 166960K 2036 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 53 0 NDP 12 0K 2K 166960K 50 0 temp 57 6819K 6938K 166960K 40044 0 kqueue 13 20K 28K 166960K 139 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 120 155 0 152 3 2 1 3 0 8 0 rtentry 112 169 0 80 4 0 4 4 0 8 0 unpcb 144 571 0 554 5 4 1 4 0 8 0 syncache 336 15 0 15 2 2 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 497 0 492 9 8 1 8 0 8 0 arp 120 26 0 10 1 0 1 1 0 8 0 inpcb 336 1042 0 1029 9 6 3 7 0 8 0 nd6 136 37 0 21 1 0 1 1 0 8 0 pkpcb 40 4 0 4 1 1 0 1 0 8 0 kcovpl 48 12 0 4 1 0 1 1 0 8 0 ppxss 1168 7 0 7 3 3 0 1 0 8 0 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 7 0 2 1 0 1 1 0 482 0 pffrnode 88 7 0 2 1 0 1 1 0 8 0 pffrent 40 54 0 49 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 87 0 36 1 0 1 1 0 8 0 pfstkey 128 89 0 36 3 0 3 3 0 8 0 pfstate 376 85 0 36 7 0 7 7 0 8 0 pfrule 1344 31 0 22 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 624 0 295 33 7 26 30 0 8 1 art_table 32 626 0 295 4 0 4 4 0 8 0 art_node 16 162 0 85 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 5 1 0 1 1 0 8 0 semapl 112 30 0 20 1 0 1 1 0 8 0 shmpl 112 20 0 5 1 0 1 1 0 8 0 dirhash 1024 26 0 9 3 0 3 3 0 8 0 dino2pl 256 2834 0 1327 96 0 96 96 0 8 0 ffsino 272 2834 0 1327 103 1 102 102 0 8 0 nchpl 144 3961 0 2279 63 0 63 63 0 8 0 uvmvnodes 80 3358 0 0 69 0 69 69 0 8 0 vnodes 216 3358 0 0 187 0 187 187 0 8 0 namei 1024 13809 0 13809 3 2 1 2 0 8 1 percpumem 16 60 0 14 1 0 1 1 0 8 0 kstatmem 264 52 0 28 3 0 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scxspl 216 16445 0 16444 10 9 1 8 1 8 0 plimitpl 152 144 0 127 1 0 1 1 0 8 0 sigapl 424 1158 0 1090 10 1 9 9 0 8 0 futexpl 64 12704 0 12704 1 1 0 1 0 8 0 knotepl 120 577 0 0 19 1 18 18 0 8 0 kqueuepl 216 242 0 233 3 2 1 3 0 8 0 pipepl 320 219 0 192 3 0 3 3 0 8 0 fdescpl 496 1117 0 1089 5 0 5 5 0 8 0 filepl 152 7084 0 6845 19 8 11 19 0 8 0 lockfpl 104 252 0 250 1 0 1 1 0 8 0 lockfspl 48 112 0 110 1 0 1 1 0 8 0 sessionpl 144 40 0 31 1 0 1 1 0 8 0 pgrppl 48 58 0 41 1 0 1 1 0 8 0 ucredpl 104 1465 0 1452 1 0 1 1 0 8 0 zombiepl 144 1183 0 1182 2 1 1 1 0 8 0 processpl 1160 1158 0 1090 7 1 6 6 0 8 0 procpl 648 2250 0 2182 8 0 8 8 0 8 1 srpgc 96 6 0 6 2 2 0 1 0 8 0 sosppl 168 7 0 7 2 2 0 1 0 8 0 sockpl 664 1777 0 1747 17 13 4 15 0 8 0 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 237 0 0 30 0 30 30 0 8 0 mtagpl 96 18 0 0 1 0 1 1 0 8 0 mbufpl 256 369 0 0 23 0 23 23 0 8 0 bufpl 280 6630 0 456 442 0 442 442 0 8 0 anonpl 24 241593 0 236840 92 31 61 61 0 185 25 amapchunkpl 152 30883 0 30490 46 12 34 34 0 158 11 amappl16 200 6027 0 5988 32 25 7 16 0 8 2 amappl15 192 11 0 11 1 1 0 1 0 8 0 amappl14 184 148 0 136 1 0 1 1 0 8 0 amappl13 176 11 0 11 1 1 0 1 0 8 0 amappl12 168 1816 0 1788 3 1 2 2 0 8 0 amappl11 160 58 0 43 1 0 1 1 0 8 0 amappl10 152 10 0 10 1 1 0 1 0 8 0 amappl9 144 148 0 147 1 0 1 1 0 8 0 amappl8 136 23 0 20 1 0 1 1 0 8 0 amappl7 128 133 0 121 1 0 1 1 0 8 0 amappl6 120 194 0 188 1 0 1 1 0 8 0 amappl5 112 158 0 144 1 0 1 1 0 8 0 amappl4 104 368 0 349 1 0 1 1 0 8 0 amappl3 96 6265 0 6194 5 1 4 4 0 8 0 amappl2 88 842 0 771 2 0 2 2 0 8 0 amappl1 80 12668 0 12104 14 0 14 14 0 8 0 amappl 88 8838 0 8712 5 0 5 5 0 92 0 dma65536 65536 1 0 1 1 1 0 1 0 8 0 dma16384 16384 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 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 7 0 7 2 2 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 22 0 5 1 0 1 1 0 8 0 uaddrrnd 24 1117 0 1089 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1117 0 1089 1 0 1 1 0 8 0 vmmpekpl 168 10775 0 10723 3 0 3 3 0 8 0 vmmpepl 168 79992 0 78404 105 14 91 102 0 357 3 vmsppl 440 1116 0 1089 6 2 4 5 0 8 0 rwobjpl 56 30084 0 25783 63 1 62 62 0 8 0 pdppl 4096 2241 0 2178 107 36 71 85 0 8 8 pvpl 32 29041 0 0 235 0 235 235 0 265 0 pmappl 248 1116 0 1089 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 433 0 70 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834d7ff0) 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 __mp_lock(ffffffff8357f0e8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8357f0e8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff800029f95ad0,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1219 sched_idle(ffffffff834d7ff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff834d7ff0) 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 __mp_lock(ffffffff8357f0e8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8357f0e8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff800029f95ad0,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1219 sched_idle(ffffffff834d7ff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -8 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(ffffffff830e8a98) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff83099b40,ffffffff83011130,436,ffffffff83007eda) at __assert+0x29 rtrequest(1,ffff80003097fc78,4,ffff80003097fd20,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff8000015bc600,840100,ffff8000015bc658,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80003097ff80,ffff8000015c0000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000371c2f58,ffff800030980160,ffff8000309800b0) at sys_ioctl+0x67c syscall(ffff800030980160) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800030980160) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7611f384b900, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e8a98) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff83099b40,ffffffff83011130,436,ffffffff83007eda) at __assert+0x29 rtrequest(1,ffff80003097fc78,4,ffff80003097fd20,0) at rtrequest+0xdce sys/net/route.c:1078 rt_ifa_add(ffff8000015bc600,840100,ffff8000015bc658,0) at rt_ifa_add+0x22e sys/net/route.c:1273 in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd in_insert_prefix sys/netinet/in.c:770 [inline] in_ifinit(ffff8000015c0000,ffff8000015bc600,ffff80003097ff90,1) at in_ifinit+0x4bd sys/netinet/in.c:703 in_ioctl_change_ifaddr(8040691a,ffff80003097ff80,ffff8000015c0000) at in_ioctl_change_ifaddr+0x92c sys/netinet/in.c:504 ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 pru_control sys/sys/protosw.h:355 [inline] ifioctl(ffff800001588fa0,8040691a,ffff80003097ff80,ffff8000371c2f58) at ifioctl+0x1571 sys/net/if.c:2449 sys_ioctl(ffff8000371c2f58,ffff800030980160,ffff8000309800b0) at sys_ioctl+0x67c syscall(ffff800030980160) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800030980160) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7611f384b900, count: -11