panic: kernel diagnostic assertion "rdomain == rtable_l2(rdomain)" failed: file "/syzkaller/managers/multicore/kernel/sys/net/route.c", line 1313 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 375096 30002 0 0 0 0 syz-executor * 31421 63763 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8336fbc1) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833af890,ffffffff83336d42,521,ffffffff83410f14) at __assert+0x29 sys/kern/subr_prf.c:-1 rt_ifa_del(ffff800001553d00,800100,ffff800001553d58,16) at rt_ifa_del+0x4bd in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_remove_prefix sys/netinet/in.c:788 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_ifscrub sys/netinet/in.c:614 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b sys/netinet/in.c:483 ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d pru_control sys/sys/protosw.h:352 [inline] ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d sys/net/if.c:2454 sys_ioctl(ffff800032bf7a20,ffff8000368339f0,ffff800036833940) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff8000368339f0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000368339f0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdefb34d1310, count: 6 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 "rdomain == rtable_l2(rdomain)" failed: file "/syzkaller/managers/multicore/kernel/sys/net/route.c", line 1313 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8336fbc1) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833af890,ffffffff83336d42,521,ffffffff83410f14) at __assert+0x29 sys/kern/subr_prf.c:-1 rt_ifa_del(ffff800001553d00,800100,ffff800001553d58,16) at rt_ifa_del+0x4bd in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_remove_prefix sys/netinet/in.c:788 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_ifscrub sys/netinet/in.c:614 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b sys/netinet/in.c:483 ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d pru_control sys/sys/protosw.h:352 [inline] ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d sys/net/if.c:2454 sys_ioctl(ffff800032bf7a20,ffff8000368339f0,ffff800036833940) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff8000368339f0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000368339f0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdefb34d1310, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800036833460 rbx 0xffff8000299eeddf rdx 0 rcx 0xffff800032bf7a20 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x706536979c75c5c4 r11 0xd57e6b7930728d7b r12 0xffff8000299eebe0 r13 0 r14 0 r15 0x1 rip 0xffffffff811a29e5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800036833450 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=31421 pid=63763 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=50, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a2e4aa0,0xffff800032bf62d8 process=0xffff80002a2c1358 user=0xffff80003682e000, vmspace=0xfffffd806b437ba0 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 30002 375096 75681 0 7 0 syz-executor 30002 325524 75681 0 2 0x4000080 syz-executor 63763 427023 6467 0 2 0 syz-executor *63763 31421 6467 0 7 0x4000000 syz-executor 22474 366052 41971 0 2 0 syz-executor 22474 370745 41971 0 3 0x4000080 fsleep syz-executor 27280 347167 48299 0 2 0x4000000 syz-executor 27280 432357 48299 0 3 0x4000080 sbwait syz-executor 27280 519491 48299 0 3 0x4000080 fsleep syz-executor 97678 436190 67345 0 2 0 syz-executor 97678 277365 67345 0 2 0x4000000 syz-executor 97678 64390 67345 0 3 0x4000080 fsleep syz-executor 17670 433621 67968 0 2 0 syz-executor 17670 486862 67968 0 3 0x4000080 pipewr syz-executor 17670 366455 67968 0 3 0x4000080 fsleep syz-executor 17670 40467 67968 0 2 0x4000000 syz-executor 69675 322261 595 0 3 0x3000 suspend syz-executor 69675 210534 595 0 3 0x4081000 biowait syz-executor 95412 263529 0 0 3 0x14200 acct acct 24444 209830 0 0 3 0x14280 nfsidl nfsio 23972 36193 0 0 3 0x14280 nfsidl nfsio 64397 156273 0 0 3 0x14280 nfsidl nfsio 33160 427255 0 0 3 0x14280 nfsidl nfsio 34252 255678 0 0 3 0x14280 nfsidl nfsio 5197 486796 0 0 3 0x14280 nfsidl nfsio 80198 318117 0 0 3 0x14280 nfsidl nfsio 19774 269876 0 0 3 0x14280 nfsidl nfsio 42088 78128 0 0 3 0x14280 nfsidl nfsio 6952 448620 0 0 3 0x14280 nfsidl nfsio 92476 497511 0 0 3 0x14280 nfsidl nfsio 83846 69319 0 0 3 0x14280 nfsidl nfsio 89867 237377 0 0 3 0x14280 nfsidl nfsio 53493 475049 0 0 3 0x14280 nfsidl nfsio 78269 298498 0 0 3 0x14280 nfsidl nfsio 23293 36770 0 0 3 0x14280 nfsidl nfsio 41971 51796 93593 0 3 0x82 nanoslp syz-executor 67345 391021 93593 0 3 0x82 nanoslp syz-executor 48299 337326 93593 0 3 0x82 nanoslp syz-executor 595 292741 93593 0 3 0x82 wait syz-executor 78765 255409 1 0 3 0x100083 ttyopn getty 36323 398877 0 0 3 0x14280 nfsidl nfsio 14450 1182 0 0 3 0x14280 nfsidl nfsio 1943 277506 0 0 3 0x14280 nfsidl nfsio 45776 198499 0 0 3 0x14280 nfsidl nfsio 38896 118800 0 0 3 0x14200 bored sosplice 99405 211028 93593 0 3 0x82 nanoslp syz-executor 67968 164828 93593 0 3 0x82 nanoslp syz-executor 75681 208011 93593 0 3 0x82 nanoslp syz-executor 6467 144460 93593 0 3 0x82 nanoslp syz-executor 93593 108104 19198 0 3 0x82 kqread syz-executor 19198 300819 58322 0 3 0x10008a sigsusp ksh 58322 60593 7109 0 3 0x98 kqread sshd-session 7109 189861 96305 0 3 0x92 kqread sshd-session 96305 48700 1 0 3 0x88 kqread sshd 45651 138043 71386 74 3 0x1100092 bpf pflogd 71386 198462 1 0 3 0x80 sbwait pflogd 75565 350712 19885 73 3 0x1100090 kqread syslogd 19885 219172 1 0 3 0x100082 sbwait syslogd 70519 21242 1 0 3 0x100080 kqread resolvd 58187 130974 62874 77 3 0x100092 kqread dhcpleased 3644 488274 62874 77 3 0x100092 kqread dhcpleased 62874 280975 1 0 3 0x80 kqread dhcpleased 78205 375505 0 0 3 0x14200 bored smr 61424 135489 0 0 2 0x14200 zerothread 47980 340032 0 0 3 0x14200 aiodoned aiodoned 92666 62775 0 0 3 0x14200 syncer update 43486 452831 0 0 3 0x14200 cleaner cleaner 32524 11550 0 0 3 0x14200 reaper reaper 98448 272203 0 0 3 0x14200 pgdaemon pagedaemon 36756 48589 0 0 3 0x14200 bored viomb 15454 149164 0 0 3 0x40014200 acpi0 acpi0 150 290439 0 0 3 0x40014200 idle1 8445 91642 0 0 3 0x14200 bored softnet7 3752 91041 0 0 3 0x14200 bored softnet6 97862 130869 0 0 3 0x14200 bored softnet5 75366 399286 0 0 3 0x14200 bored softnet4 28418 487622 0 0 3 0x14200 bored softnet3 32319 220239 0 0 3 0x14200 bored softnet2 60643 134150 0 0 3 0x14200 bored softnet1 75439 505498 0 0 3 0x14200 bored softnet0 53639 242323 0 0 3 0x14200 bored systqmp 69960 410749 0 0 3 0x14200 bored systq 47384 176034 0 0 3 0x14200 tmoslp softclockmp 53530 514773 0 0 3 0x40014200 tmoslp softclock 92366 451950 0 0 3 0x40014200 idle0 1 191050 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 63763 (syz-executor) thread 0xffff800032bf7a20 (31421) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff83959e10) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 malloc+0xe3 sys/kern/kern_malloc.c:174 #3 in_ioctl_change_ifaddr+0x4e3 sys/netinet/in.c:457 #4 ifioctl+0x156d pru_control sys/sys/protosw.h:352 [inline] #4 ifioctl+0x156d sys/net/if.c:2454 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 #7 Xsyscall+0x128 exclusive rwlock netlock r = 0 (0xffffffff83834900) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 in_ioctl_change_ifaddr+0xbe sys/netinet/in.c:410 #3 ifioctl+0x156d pru_control sys/sys/protosw.h:352 [inline] #3 ifioctl+0x156d sys/net/if.c:2454 #4 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #5 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 #6 Xsyscall+0x128 Process 69675 (syz-executor) thread 0xffff80002a2e42d8 (210534) exclusive rrwlock inode r = 0 (0xfffffd806e1f5120) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10278 11347K 11921K 166960K 15862 0 pcb 19 16K 18K 166960K 858 0 rtable 216 12K 12K 166960K 762 0 pf 42 19K 67485K 166960K 388 0 ifaddr 39 8K 8K 166960K 222 0 ifgroup 63 2K 2K 166960K 385 0 sysctl 4 1K 9K 166960K 44 0 counters 72 37K 38K 166960K 406 0 ioctlops 0 0K 4K 166960K 2162 0 iov 1 2K 34K 166960K 252 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1522 96K 96K 166960K 4961 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 52 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 151 0 dirhash 12 2K 2K 166960K 87 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 240K 166960K 3424 0 sigio 0 0K 0K 166960K 70 0 proc 72 115K 148K 166960K 1101 0 subproc 72 4K 4K 166960K 135 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 587 0 in_multi 74 5K 7K 166960K 344 0 ether_multi 1 0K 0K 166960K 41 0 mrt 2 0K 0K 166960K 25 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 1016 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 6 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 255 160K 178K 166960K 31979 0 UVM aobj 89 7K 7K 166960K 105 0 pinsyscall 43 86K 102K 166960K 4607 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 194 0 NDP 14 0K 2K 166960K 162 0 temp 80 8652K 13003K 166960K 182218 0 kqueue 13 20K 31K 166960K 643 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 264 0 261 1 0 1 1 0 8 0 rtentry 176 254 0 175 5 0 5 5 0 8 0 unpcb 144 2231 0 2211 17 15 2 4 0 8 1 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpcb 736 1291 0 1286 25 24 1 7 0 8 0 arp 128 35 0 21 1 0 1 1 0 8 0 inpcb 328 4192 0 4174 39 32 7 18 0 8 5 nd6 144 44 0 25 1 0 1 1 0 8 0 pkpcb 40 103 0 103 6 5 1 1 0 8 1 kcovpl 48 15 0 7 1 0 1 1 0 8 0 ppxss 1192 133 0 133 2 1 1 1 0 8 1 pppxif 1504 13 0 13 4 4 0 1 0 8 0 pfstscr 40 7 0 6 1 0 1 1 0 8 0 pffrag 232 22 0 15 1 0 1 1 0 482 0 pffrnode 88 21 0 14 1 0 1 1 0 8 0 pffrent 40 40 0 33 1 0 1 1 0 8 0 pfosfp 40 1429 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1429 0 714 21 0 21 21 0 8 0 pfrktable 1344 2 0 2 2 1 1 1 0 8 1 pfanchor 1288 5 0 0 1 0 1 1 0 8 0 pftag 88 3 0 0 1 0 1 1 0 8 0 pfstitem 24 65 0 51 1 0 1 1 0 8 0 pfstkey 128 81 0 67 2 0 2 2 0 8 0 pfstate 384 72 0 59 6 1 5 6 0 8 0 pfrule 1344 56 0 50 2 1 1 2 0 8 0 rttmr 136 4 0 4 4 4 0 1 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 1225 0 849 40 15 25 29 0 8 0 art_table 40 1228 0 849 5 0 5 5 0 8 0 art_node 32 248 0 187 1 0 1 1 0 8 0 sysvmsgpl 40 17 0 9 1 0 1 1 0 8 0 semupl 112 5 0 5 2 2 0 1 0 8 0 semapl 112 139 0 129 1 0 1 1 0 8 0 shmpl 112 102 0 16 3 0 3 3 0 8 0 dirhash 1024 67 0 50 3 0 3 3 0 8 0 dino2pl 256 7926 0 6399 96 0 96 96 0 8 0 ffsino 296 7926 0 6399 118 0 118 118 0 8 0 nchpl 144 12412 0 10698 64 0 64 64 0 8 0 rtmask 32 15 0 15 5 5 0 1 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 44353 0 44352 1 0 1 1 0 8 0 percpumem 16 218 0 167 1 0 1 1 0 8 0 kstatmem 264 266 0 232 6 3 3 3 0 8 0 scsiplug 72 23 0 23 6 5 1 1 0 8 1 scxspl 216 71700 0 71699 14 13 1 8 1 8 0 plimitpl 152 635 0 617 1 0 1 1 0 8 0 sigapl 424 3672 0 3596 9 0 9 9 0 8 0 knotepl 120 621 0 0 18 0 18 18 0 8 0 kqueuepl 224 1269 0 1259 13 11 2 5 0 8 1 pipepl 344 577 0 547 12 9 3 9 0 8 0 fdescpl 528 3607 0 3575 3 0 3 3 0 8 0 filepl 160 26265 0 25955 45 28 17 22 0 8 3 lockfpl 104 2489 0 2485 6 4 2 3 0 8 1 lockfspl 48 904 0 900 2 1 1 2 0 8 0 sessionpl 144 31 0 22 1 0 1 1 0 8 0 pgrppl 48 152 0 135 1 0 1 1 0 8 0 ucredpl 104 4644 0 4629 1 0 1 1 0 8 0 zombiepl 144 4893 0 4891 1 0 1 1 0 8 0 processpl 1232 3672 0 3596 6 0 6 6 0 8 0 procpl 664 9328 0 9241 9 1 8 9 0 8 0 sosppl 168 20 0 20 8 8 0 1 0 8 0 sockpl 752 6901 0 6859 55 45 10 24 0 8 5 mcl64k 65536 23 0 0 3 0 3 3 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 14 0 14 14 0 8 0 mcl2k 2048 35 0 0 5 0 5 5 0 8 0 mtagpl 96 49 0 0 2 0 2 2 0 8 0 mbufpl 256 466 0 0 27 0 27 27 0 8 0 bufpl 280 29439 0 23296 440 0 440 440 0 8 0 anonpl 32 17643 0 0 143 1 142 142 0 246 0 amapchunkpl 152 111505 0 110835 55 24 31 37 0 158 2 amappl16 200 12950 0 12746 106 88 18 38 0 8 7 amappl15 192 35 0 35 1 1 0 1 0 8 0 amappl14 184 124 0 112 1 0 1 1 0 8 0 amappl13 176 4 0 4 1 1 0 1 0 8 0 amappl12 168 4360 0 4328 3 1 2 2 0 8 0 amappl11 160 57 0 42 1 0 1 1 0 8 0 amappl10 152 24 0 24 1 1 0 1 0 8 0 amappl9 144 251 0 251 1 1 0 1 0 8 0 amappl8 136 24 0 21 1 0 1 1 0 8 0 amappl7 128 121 0 109 1 0 1 1 0 8 0 amappl6 120 271 0 266 1 0 1 1 0 8 0 amappl5 112 157 0 147 1 0 1 1 0 8 0 amappl4 104 304 0 283 1 0 1 1 0 8 0 amappl3 96 23128 0 23009 5 1 4 4 0 8 0 amappl2 88 808 0 743 2 0 2 2 0 8 0 amappl1 80 21450 0 20847 14 1 13 14 0 8 0 amappl 88 30634 0 30451 5 0 5 5 0 92 0 dma65536 65536 1 0 1 1 0 1 1 0 8 1 dma16384 16384 2 0 2 2 2 0 1 0 8 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 128 261 0 261 7 7 0 1 0 8 0 dma64 64 10 0 10 5 5 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 72 104 0 16 2 0 2 2 0 8 0 uaddrrnd 24 3607 0 3575 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3607 0 3575 1 0 1 1 0 8 0 vmmpekpl 168 27743 0 27689 3 0 3 3 0 8 0 vmmpepl 168 228474 0 226213 153 39 114 122 0 357 11 vmsppl 488 3606 0 3575 7 2 5 5 0 8 0 rwobjpl 80 64422 0 57275 165 13 152 157 0 8 3 pdppl 4096 7222 0 7150 108 36 72 82 0 8 0 pvpl 32 25559 0 0 205 0 205 205 0 265 0 pmappl 256 3606 0 3575 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 338 0 81 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83810ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff83959c08) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83959c08) at __mp_lock+0x192 sys/kern/kern_lock.c:165 intr_handler(ffff80003c4ddf10,ffff800000079a80) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7b7ba7e60930, count: 9 ddb{0}> trace x86_ipi_db(ffffffff83810ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff83959c08) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83959c08) at __mp_lock+0x192 sys/kern/kern_lock.c:165 intr_handler(ffff80003c4ddf10,ffff800000079a80) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7b7ba7e60930, count: -6 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:438 panic(ffffffff8336fbc1) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833af890,ffffffff83336d42,521,ffffffff83410f14) at __assert+0x29 sys/kern/subr_prf.c:-1 rt_ifa_del(ffff800001553d00,800100,ffff800001553d58,16) at rt_ifa_del+0x4bd in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_remove_prefix sys/netinet/in.c:788 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_ifscrub sys/netinet/in.c:614 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b sys/netinet/in.c:483 ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d pru_control sys/sys/protosw.h:352 [inline] ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d sys/net/if.c:2454 sys_ioctl(ffff800032bf7a20,ffff8000368339f0,ffff800036833940) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff8000368339f0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000368339f0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdefb34d1310, count: 6 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8336fbc1) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833af890,ffffffff83336d42,521,ffffffff83410f14) at __assert+0x29 sys/kern/subr_prf.c:-1 rt_ifa_del(ffff800001553d00,800100,ffff800001553d58,16) at rt_ifa_del+0x4bd in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_remove_prefix sys/netinet/in.c:788 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b in_ifscrub sys/netinet/in.c:614 [inline] in_ioctl_change_ifaddr(8040691a,ffff800036833810,ffff800001476800) at in_ioctl_change_ifaddr+0x67b sys/netinet/in.c:483 ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d pru_control sys/sys/protosw.h:352 [inline] ifioctl(ffff80000165ed18,8040691a,ffff800036833810,ffff800032bf7a20) at ifioctl+0x156d sys/net/if.c:2454 sys_ioctl(ffff800032bf7a20,ffff8000368339f0,ffff800036833940) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff8000368339f0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000368339f0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdefb34d1310, count: -9