panic: kernel diagnostic assertion "map->limit == rtmap_limit" failed: file "/syzkaller/managers/multicore/kernel/sys/net/rtable.c", line 132 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 449467 8450 0 0 0x1 0 syz-executor *442198 68914 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83371a1c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b13b0,ffffffff833ac29d,84,ffffffff834066e7) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff800001487000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d1578,8020699f,ffff80003a821c70,ffff800033809260) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff800033809260,ffff80003a821e50,ffff80003a821da0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003a821e50) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003a821e50) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc461af39e50, count: 5 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 "map->limit == rtmap_limit" failed: file "/syzkaller/managers/multicore/kernel/sys/net/rtable.c", line 132 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83371a1c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b13b0,ffffffff833ac29d,84,ffffffff834066e7) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff800001487000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d1578,8020699f,ffff80003a821c70,ffff800033809260) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff800033809260,ffff80003a821e50,ffff80003a821da0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003a821e50) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003a821e50) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc461af39e50, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003a821980 rbx 0xffff8000299eeddf rdx 0 rcx 0xffff800033809260 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xc39a8125cfa16354 r11 0x6b75c8c3f8d6b71f r12 0xffff8000299eebe0 r13 0 r14 0 r15 0x1 rip 0xffffffff81d8e965 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003a821970 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=442198 pid=68914 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=85, usrpri=85, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff3a00,0xffff800037011790 process=0xffff80003a824e90 user=0xffff80003a81c000, vmspace=0xfffffd805dd747d0 estcpu=35, cpticks=2, pctcpu=0.0, user=1, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 99153 212433 63337 0 2 0 syz-executor 99153 150768 63337 0 3 0x4000080 fsleep syz-executor 8450 449467 21101 0 7 0x1 syz-executor 8450 248869 21101 0 3 0x4000080 fsleep syz-executor 13094 45184 22555 0 2 0 syz-executor 13094 263934 22555 0 3 0x4000080 fsleep syz-executor 8751 254232 54944 60929 2 0x11 syz-executor 8751 522866 54944 60929 3 0x4000090 fsleep syz-executor 49199 422428 22668 0 2 0 syz-executor 49199 491615 22668 0 3 0x4000080 nanoslp syz-executor 68914 207293 95758 0 2 0 syz-executor 68914 76330 95758 0 2 0x4000000 syz-executor *68914 442198 95758 0 7 0x4000000 syz-executor 93715 108910 35919 0 3 0x80 nanoslp syz-executor 93715 518873 35919 0 3 0x4000080 ttyin syz-executor 93715 503546 35919 0 3 0x4000080 fsleep syz-executor 63337 296769 46814 0 3 0x82 nanoslp syz-executor 68189 403580 1 0 3 0x100083 ttyin getty 85927 79321 0 0 3 0x14200 bored sosplice 54944 394136 46814 0 3 0x82 nanoslp syz-executor 22668 116336 46814 0 2 0x2 syz-executor 95758 466238 46814 0 2 0x3 syz-executor 44165 106401 46814 0 3 0x82 nanoslp syz-executor 21101 44317 46814 0 3 0x82 nanoslp syz-executor 22555 229353 46814 0 3 0x82 nanoslp syz-executor 35919 405850 46814 0 3 0x82 nanoslp syz-executor 46814 344470 92453 0 3 0x82 kqread syz-executor 92453 194108 42133 0 3 0x10008a sigsusp ksh 42133 134049 67528 0 3 0x98 kqread sshd-session 67528 8910 52614 0 3 0x92 kqread sshd-session 52614 292506 1 0 3 0x88 kqread sshd 54611 8841 37910 74 3 0x1100092 bpf pflogd 37910 358852 1 0 3 0x80 sbwait pflogd 85726 117350 13362 73 3 0x1100090 kqread syslogd 13362 158700 1 0 3 0x100082 sbwait syslogd 31747 122748 1 0 3 0x100080 kqread resolvd 766 309360 0 0 3 0x14200 bored smr 1481 61968 0 0 2 0x14200 zerothread 68557 361428 0 0 3 0x14200 aiodoned aiodoned 94192 319538 0 0 3 0x14200 syncer update 71283 152665 0 0 3 0x14200 cleaner cleaner 38451 239845 0 0 3 0x14200 reaper reaper 73464 313201 0 0 3 0x14200 pgdaemon pagedaemon 39873 400224 0 0 3 0x14200 bored viomb 75574 515663 0 0 3 0x40014200 acpi0 acpi0 30955 501742 0 0 3 0x40014200 idle1 52995 296661 0 0 3 0x14200 bored softnet7 52888 334356 0 0 3 0x14200 bored softnet6 4567 84994 0 0 3 0x14200 bored softnet5 91843 193537 0 0 3 0x14200 bored softnet4 54543 438858 0 0 3 0x14200 bored softnet3 86078 311633 0 0 3 0x14200 bored softnet2 82296 165197 0 0 3 0x14200 bored softnet1 34356 30078 0 0 3 0x14200 bored softnet0 45078 370163 0 0 3 0x14200 bored systqmp 78480 519766 0 0 3 0x14200 bored systq 99474 121128 0 0 3 0x14200 tmoslp softclockmp 58613 141705 0 0 3 0x40014200 tmoslp softclock 19808 449520 0 0 3 0x40014200 idle0 1 413552 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex /syzkaller/managers/multicore/kernel/sys/kern/kern_malloc.c:96 r = 0 (0xffffffff83777f38) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter_try+0x1ad sys/kern/kern_lock.c:311 #2 mtx_enter+0x13b sys/kern/kern_lock.c:261 #3 malloc+0x2f2 sys/kern/kern_malloc.c:199 #4 ktrsyscall+0x19a sys/kern/kern_ktrace.c:174 #5 syscall+0x304 mi_syscall sys/sys/syscall_mi.h:154 [inline] #5 syscall+0x304 sys/arch/amd64/amd64/trap.c:746 #6 Xsyscall+0x128 Process 68914 (syz-executor) thread 0xffff800033809260 (442198) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10263 11037K 12335K 166960K 12630 0 pcb 17 14K 16K 166960K 463 0 rtable 198 11K 11K 166960K 531 0 pf 37 18K 81K 166960K 230 0 ifaddr 37 6K 8K 166960K 139 0 ifgroup 59 2K 2K 166960K 258 0 sysctl 3 1K 9K 166960K 17 0 counters 70 37K 37K 166960K 294 0 ioctlops 0 0K 4K 166960K 1924 0 iov 1 12K 25K 166960K 146 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1489 94K 94K 166960K 2704 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 97 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 110K 166960K 1633 0 sigio 0 0K 0K 166960K 47 0 proc 66 83K 164K 166960K 721 0 subproc 72 4K 4K 166960K 84 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 318 0 in_multi 74 5K 7K 166960K 191 0 ether_multi 1 0K 0K 166960K 10 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 409 1818K 1818K 166960K 409 0 exec 0 0K 1K 166960K 715 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 217 143K 187K 166960K 17048 0 UVM aobj 49 4K 6K 166960K 54 0 pinsyscall 37 74K 106K 166960K 2789 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 135 0 NDP 13 0K 2K 166960K 100 0 temp 82 8652K 8780K 166960K 66395 0 kqueue 7 12K 35K 166960K 404 0 SYN cache 2 8K 16K 166960K 3 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 120 166 0 165 1 0 1 1 0 8 0 rtentry 176 154 0 86 6 1 5 5 0 8 0 unpcb 144 1198 0 1183 10 9 1 4 0 8 0 syncache 336 14 0 14 4 4 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 736 939 0 933 19 18 1 7 0 8 0 arp 136 16 0 8 1 0 1 1 0 8 0 ipq 40 1 0 1 1 1 0 1 0 8 0 ipqe 40 11 0 11 1 1 0 1 0 8 0 inpcb 328 2341 0 2334 27 25 2 12 0 8 0 nd6 144 23 0 10 1 0 1 1 0 8 0 pkpcb 40 19 0 19 6 5 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 90 0 90 3 2 1 1 0 8 1 pppxif 1504 10 0 10 4 4 0 1 0 8 0 pffrag 232 12 0 5 1 0 1 1 0 482 0 pffrnode 88 8 0 3 1 0 1 1 0 8 0 pffrent 40 22 0 12 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 13 0 13 3 3 0 1 0 8 0 pfanchor 1288 2 0 2 2 2 0 1 0 8 0 pfstitem 24 112 0 64 1 0 1 1 0 8 0 pfstkey 128 112 0 64 3 0 3 3 0 8 0 pfstate 384 112 0 64 7 0 7 7 0 8 0 pfrule 1344 26 0 21 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 742 0 370 32 7 25 28 0 8 0 art_table 40 746 0 370 5 0 5 5 0 8 0 art_node 32 148 0 89 1 0 1 1 0 8 0 sysvmsgpl 40 8 0 7 1 0 1 1 0 8 0 semupl 112 4 0 4 2 2 0 1 0 8 0 semapl 112 92 0 82 1 0 1 1 0 8 0 shmpl 112 51 0 5 2 0 2 2 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 4634 0 3127 95 0 95 95 0 8 0 ffsino 296 4634 0 3127 117 0 117 117 0 8 0 nchpl 144 6959 0 5262 64 0 64 64 0 8 0 rtmask 32 20 0 20 5 4 1 1 0 8 1 uvmvnodes 80 5289 0 0 108 0 108 108 0 8 0 vnodes 216 5289 0 0 294 0 294 294 0 8 0 namei 1024 24102 0 24102 4 3 1 2 0 8 1 percpumem 16 162 0 112 1 0 1 1 0 8 0 pfiaddrpl 120 3 0 3 2 2 0 1 0 8 0 kstatmem 264 166 0 136 6 3 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 10 0 10 4 4 0 1 0 8 0 scxspl 216 44645 0 44645 11 10 1 5 1 8 1 plimitpl 152 454 0 436 1 0 1 1 0 8 0 sigapl 424 1946 0 1894 7 1 6 7 0 8 0 knotepl 120 576 0 0 17 0 17 17 0 8 0 kqueuepl 224 732 0 726 7 6 1 5 0 8 0 pipepl 344 407 0 380 12 9 3 6 0 8 0 fdescpl 528 1916 0 1887 3 0 3 3 0 8 0 filepl 160 13522 0 13315 36 24 12 21 0 8 2 lockfpl 104 629 0 628 2 1 1 2 0 8 0 lockfspl 48 214 0 213 1 0 1 1 0 8 0 sessionpl 144 35 0 27 1 0 1 1 0 8 0 pgrppl 48 65 0 49 1 0 1 1 0 8 0 ucredpl 104 2311 0 2300 1 0 1 1 0 8 0 zombiepl 144 2260 0 2259 1 0 1 1 0 8 0 processpl 1232 1946 0 1894 5 0 5 5 0 8 0 procpl 664 4586 0 4525 9 3 6 7 0 8 0 sosppl 168 29 0 29 2 2 0 1 0 8 0 sockpl 752 3841 0 3818 42 39 3 17 0 8 0 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 123 0 0 16 0 16 16 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 51 0 0 6 0 6 6 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 355 0 0 20 0 20 20 0 8 0 bufpl 280 18967 0 12824 440 0 440 440 0 8 0 anonpl 32 11809 0 0 96 1 95 95 0 246 0 amapchunkpl 152 57262 0 56784 52 27 25 37 0 158 0 amappl16 200 5353 0 5320 53 42 11 28 0 8 3 amappl15 192 1 0 1 1 1 0 1 0 8 0 amappl14 184 135 0 126 1 0 1 1 0 8 0 amappl13 176 101 0 101 1 1 0 1 0 8 0 amappl12 168 2582 0 2553 4 2 2 3 0 8 0 amappl11 160 49 0 41 1 0 1 1 0 8 0 amappl10 152 21 0 21 1 1 0 1 0 8 0 amappl9 144 258 0 258 1 1 0 1 0 8 0 amappl8 136 19 0 16 1 0 1 1 0 8 0 amappl7 128 117 0 108 1 0 1 1 0 8 0 amappl6 120 193 0 189 1 0 1 1 0 8 0 amappl5 112 122 0 114 1 0 1 1 0 8 0 amappl4 104 337 0 317 1 0 1 1 0 8 0 amappl3 96 10051 0 9960 3 0 3 3 0 8 0 amappl2 88 2227 0 2164 2 0 2 2 0 8 0 amappl1 80 16810 0 16294 15 1 14 15 0 8 0 amappl 88 16020 0 15859 5 0 5 5 0 92 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 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 8 0 8 2 2 0 1 0 8 0 dma16 16 19 0 18 1 0 1 1 0 8 0 aobjpl 72 53 0 5 1 0 1 1 0 8 0 uaddrrnd 24 1917 0 1888 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1917 0 1888 1 0 1 1 0 8 0 vmmpekpl 168 17753 0 17707 3 0 3 3 0 8 0 vmmpepl 168 126447 0 124704 121 34 87 111 0 357 0 vmsppl 488 1916 0 1888 7 3 4 5 0 8 0 rwobjpl 80 39374 0 33238 129 0 129 129 0 8 0 pdppl 4096 3842 0 3776 123 57 66 88 0 8 0 pvpl 32 20857 0 0 168 0 168 168 0 265 0 pmappl 256 1916 0 1888 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 338 0 92 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837e3ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff839a9148) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff839a9148) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 ktrsyscall(ffff800037010028,ca,30,ffff80002a2cf6c0) at ktrsyscall+0x2c7 ktrwrite sys/kern/kern_ktrace.c:-1 [inline] ktrsyscall(ffff800037010028,ca,30,ffff80002a2cf6c0) at ktrsyscall+0x2c7 sys/kern/kern_ktrace.c:183 syscall(ffff80002a2cf6c0) at syscall+0x304 mi_syscall sys/sys/syscall_mi.h:154 [inline] syscall(ffff80002a2cf6c0) at syscall+0x304 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ab20bdb9900, count: 7 ddb{0}> trace x86_ipi_db(ffffffff837e3ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff839a9148) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff839a9148) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 ktrsyscall(ffff800037010028,ca,30,ffff80002a2cf6c0) at ktrsyscall+0x2c7 ktrwrite sys/kern/kern_ktrace.c:-1 [inline] ktrsyscall(ffff800037010028,ca,30,ffff80002a2cf6c0) at ktrsyscall+0x2c7 sys/kern/kern_ktrace.c:183 syscall(ffff80002a2cf6c0) at syscall+0x304 mi_syscall sys/sys/syscall_mi.h:154 [inline] syscall(ffff80002a2cf6c0) at syscall+0x304 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ab20bdb9900, 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:438 panic(ffffffff83371a1c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b13b0,ffffffff833ac29d,84,ffffffff834066e7) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff800001487000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d1578,8020699f,ffff80003a821c70,ffff800033809260) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff800033809260,ffff80003a821e50,ffff80003a821da0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003a821e50) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003a821e50) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc461af39e50, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83371a1c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b13b0,ffffffff833ac29d,84,ffffffff834066e7) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff800001487000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d1578,8020699f,ffff80003a821c70,ffff800033809260) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff800033809260,ffff80003a821e50,ffff80003a821da0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003a821e50) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003a821e50) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc461af39e50, count: -10