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 203098 52282 0 0 0 0 syz-executor *124935 14356 0 0 0x4000000 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833761e7) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b28b7,ffffffff833aa53d,84,ffffffff83404993) 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,ffff800001475800) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff800010fc0f68,8020699f,ffff80003c466f30,ffff80003c448a88) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c448a88,ffff80003c467110,ffff80003c467060) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c467110) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c467110) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1529fc2ccd0, 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(ffffffff833761e7) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b28b7,ffffffff833aa53d,84,ffffffff83404993) 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,ffff800001475800) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff800010fc0f68,8020699f,ffff80003c466f30,ffff80003c448a88) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c448a88,ffff80003c467110,ffff80003c467060) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c467110) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c467110) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1529fc2ccd0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c466c40 rbx 0xffff8000299eeddf rdx 0 rcx 0xffff80003c448a88 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf98896a551181db8 r11 0x93e24cb192a9c00d r12 0xffff8000299eebe0 r13 0 r14 0 r15 0x1 rip 0xffffffff817a3065 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c466c30 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=124935 pid=14356 tcnt=3 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=0xffff80003c4494e8,0xffffffff838b5a20 process=0xffff800039824e90 user=0xffff80003c462000, vmspace=0xfffffd806b0287c0 estcpu=1, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 52282 203098 64146 0 7 0 syz-executor 52282 519809 64146 0 2 0x4000000 syz-executor 14356 268719 47177 0 3 0x80 fsleep syz-executor 14356 252433 47177 0 2 0x4000000 syz-executor *14356 124935 47177 0 7 0x4000000 syz-executor 14191 360817 69340 0 3 0x80 fsleep syz-executor 14191 71871 69340 0 3 0x4000080 kqread syz-executor 87783 155851 66997 0 3 0x80 fsleep syz-executor 87783 247860 66997 0 3 0x4000080 kqsel syz-executor 8482 78093 84914 0 3 0x80 fsleep syz-executor 8482 66958 84914 0 3 0x4000080 kqread syz-executor 55303 407062 44451 0 3 0x80 fsleep syz-executor 55303 111954 44451 0 3 0x4000080 lockf syz-executor 18844 506924 42980 0 3 0x80 fsleep syz-executor 18844 196605 42980 0 3 0x4000080 kqread syz-executor 26585 170980 0 0 3 0x14200 acct acct 17237 293175 0 0 3 0x14200 bored sosplice 42980 147951 16275 0 3 0x82 nanoslp syz-executor 47177 184631 16275 0 3 0x82 nanoslp syz-executor 64146 136242 16275 0 3 0x82 nanoslp syz-executor 91852 443547 16275 0 3 0x82 nanoslp syz-executor 84914 90052 16275 0 3 0x82 nanoslp syz-executor 69340 407616 16275 0 3 0x82 nanoslp syz-executor 44451 181729 16275 0 3 0x82 nanoslp syz-executor 66997 394980 16275 0 3 0x82 nanoslp syz-executor 16275 413189 95098 0 3 0x82 kqread syz-executor 95098 78522 45959 0 3 0x10008a sigsusp ksh 45959 368028 48705 0 3 0x98 kqread sshd-session 48705 282584 3408 0 3 0x92 kqread sshd-session 28121 291981 1 0 3 0x100083 ttyin getty 3408 146869 1 0 3 0x88 kqread sshd 30921 7078 69730 74 3 0x1100092 bpf pflogd 69730 274370 1 0 3 0x80 sbwait pflogd 60034 294831 91100 73 3 0x1100090 kqread syslogd 91100 158390 1 0 3 0x100082 sbwait syslogd 31320 134158 1 0 3 0x100080 kqread resolvd 7899 508881 36461 77 3 0x100092 kqread dhcpleased 33981 365592 36461 77 3 0x100092 kqread dhcpleased 36461 277428 1 0 3 0x80 kqread dhcpleased 28500 341134 0 0 3 0x14200 bored smr 40148 386446 0 0 3 0x14200 pgzero zerothread 23574 332503 0 0 3 0x14200 aiodoned aiodoned 11669 326650 0 0 3 0x14200 syncer update 99624 208421 0 0 3 0x14200 cleaner cleaner 14648 28213 0 0 3 0x14200 reaper reaper 40210 420135 0 0 3 0x14200 pgdaemon pagedaemon 1508 157244 0 0 3 0x14200 bored viomb 6558 314259 0 0 3 0x40014200 acpi0 acpi0 36138 440641 0 0 3 0x40014200 idle1 46065 265391 0 0 3 0x14200 bored softnet7 56058 171261 0 0 3 0x14200 bored softnet6 49076 500507 0 0 3 0x14200 bored softnet5 52180 266782 0 0 3 0x14200 bored softnet4 16250 28599 0 0 3 0x14200 bored softnet3 52576 168540 0 0 3 0x14200 bored softnet2 33744 478941 0 0 3 0x14200 bored softnet1 6124 245248 0 0 2 0x14200 softnet0 19870 491957 0 0 3 0x14200 bored systqmp 17354 27197 0 0 3 0x14200 bored systq 60162 343113 0 0 3 0x14200 tmoslp softclockmp 42661 378504 0 0 3 0x40014200 tmoslp softclock 23620 76524 0 0 3 0x40014200 idle0 1 357609 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 14356 (syz-executor) thread 0xffff80003c448a88 (124935) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff8394d350) #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 rtmap_grow+0xb2 sys/net/rtable.c:127 #4 rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] #4 rtable_add+0x2d9 sys/net/rtable.c:223 #5 if_createrdomain+0x40 sys/net/if.c:1952 #6 ifioctl+0x1c66 sys/net/if.c:2301 #7 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10222 11049K 11162K 166960K 11707 0 pcb 18 13K 14K 166960K 166 0 rtable 211 10K 10K 166960K 360 0 pf 38 18K 131089K 166960K 80 0 ifaddr 42 7K 8K 166960K 60 0 ifgroup 60 2K 2K 166960K 87 0 sysctl 4 1K 9K 166960K 13 0 counters 70 37K 37K 166960K 106 0 ioctlops 0 0K 4K 166960K 1603 0 iov 0 0K 28K 166960K 25 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1441 91K 91K 166960K 1838 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 11 0K 0K 166960K 15 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 106K 166960K 522 0 sigio 0 0K 0K 166960K 10 0 proc 73 131K 180K 166960K 556 0 subproc 72 4K 4K 166960K 73 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 55 0 in_multi 95 7K 7K 166960K 114 0 ether_multi 1 0K 0K 166960K 8 0 mrt 1 0K 0K 166960K 8 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 488 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 249 168K 183K 166960K 6255 0 UVM aobj 7 4K 6K 166960K 9 0 pinsyscall 43 86K 104K 166960K 1623 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 29 0 NDP 13 0K 1K 166960K 38 0 temp 52 8645K 8720K 166960K 41547 0 kqueue 16 26K 26K 166960K 89 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 73 0 70 1 0 1 1 0 8 0 rtentry 176 109 0 24 5 0 5 5 0 8 0 unpcb 144 559 0 539 7 3 4 4 0 8 3 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 736 147 0 142 5 4 1 4 0 8 0 arp 136 11 0 1 1 0 1 1 0 8 0 inpcb 328 489 0 478 6 2 4 4 0 8 2 nd6 144 18 0 0 1 0 1 1 0 8 0 pkpcb 40 8 0 8 2 1 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 16 0 16 3 2 1 1 0 8 1 pppxif 1504 2 0 2 2 1 1 1 0 8 1 pffrag 232 5 0 2 1 0 1 1 0 482 0 pffrnode 88 4 0 2 1 0 1 1 0 8 0 pffrent 40 13 0 8 1 0 1 1 0 8 0 pfosfp 40 1430 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1430 0 714 21 0 21 21 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 42 0 15 1 0 1 1 0 8 0 pfstkey 128 42 0 15 2 0 2 2 0 8 0 pfstate 384 42 0 15 4 0 4 4 0 8 0 pfrule 1344 24 0 19 2 1 1 2 0 8 0 rttmr 136 2 0 2 2 1 1 1 0 8 1 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 531 0 130 30 3 27 30 0 8 1 art_table 40 535 0 130 5 0 5 5 0 8 0 art_node 32 108 0 33 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 2 1 0 1 1 0 8 0 semupl 112 2 0 2 2 1 1 1 0 8 1 semapl 112 12 0 3 1 0 1 1 0 8 0 shmpl 112 6 0 2 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 2409 0 901 95 0 95 95 0 8 0 ffsino 296 2409 0 901 117 0 117 117 0 8 0 nchpl 144 3145 0 1447 63 0 63 63 0 8 0 rtmask 32 5 0 5 2 1 1 1 0 8 1 uvmvnodes 80 2714 0 0 56 0 56 56 0 8 0 vnodes 216 2714 0 0 151 0 151 151 0 8 0 namei 1024 10281 0 10281 2 1 1 2 0 8 1 percpumem 16 68 0 18 1 0 1 1 0 8 0 kstatmem 264 46 0 18 4 1 3 3 0 8 1 scxspl 216 16874 0 16874 10 9 1 8 1 8 1 plimitpl 152 87 0 70 1 0 1 1 0 8 0 sigapl 424 828 0 772 7 0 7 7 0 8 0 knotepl 120 550 0 0 17 0 17 17 0 8 0 kqueuepl 224 137 0 123 1 0 1 1 0 8 0 pipepl 344 126 0 99 3 0 3 3 0 8 0 fdescpl 528 804 0 772 3 0 3 3 0 8 0 filepl 160 4623 0 4397 21 7 14 18 0 8 3 lockfpl 104 139 0 134 1 0 1 1 0 8 0 lockfspl 48 61 0 57 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 97 0 80 1 0 1 1 0 8 0 ucredpl 104 874 0 860 1 0 1 1 0 8 0 zombiepl 144 866 0 865 1 0 1 1 0 8 0 processpl 1232 828 0 772 5 0 5 5 0 8 0 procpl 664 1449 0 1385 6 0 6 6 0 8 0 sosppl 168 4 0 4 2 2 0 1 0 8 0 sockpl 752 1140 0 1106 24 12 12 14 0 8 8 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 111 0 0 14 0 14 14 0 8 0 mcl2k 2048 34 0 0 5 0 5 5 0 8 0 mtagpl 96 7 0 0 1 0 1 1 0 8 0 mbufpl 256 178 0 0 12 0 12 12 0 8 0 bufpl 280 9159 0 3016 440 0 440 440 0 8 0 anonpl 32 15596 0 0 126 0 126 126 0 246 0 amapchunkpl 152 20468 0 19877 41 11 30 32 0 158 7 amappl16 200 4139 0 3877 38 11 27 37 0 8 0 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 116 0 104 1 0 1 1 0 8 0 amappl13 176 7 0 7 2 1 1 1 0 8 1 amappl12 168 1458 0 1426 3 1 2 2 0 8 0 amappl11 160 52 0 37 1 0 1 1 0 8 0 amappl10 152 8 0 7 1 0 1 1 0 8 0 amappl9 144 257 0 257 1 1 0 1 0 8 0 amappl8 136 34 0 31 1 0 1 1 0 8 0 amappl7 128 105 0 93 1 0 1 1 0 8 0 amappl6 120 177 0 174 1 0 1 1 0 8 0 amappl5 112 118 0 109 1 0 1 1 0 8 0 amappl4 104 309 0 289 1 0 1 1 0 8 0 amappl3 96 3437 0 3336 4 1 3 3 0 8 0 amappl2 88 1043 0 963 2 0 2 2 0 8 0 amappl1 80 9874 0 9271 15 2 13 15 0 8 0 amappl 88 5511 0 5336 5 0 5 5 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 8 0 2 1 0 1 1 0 8 0 uaddrrnd 24 804 0 772 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 804 0 772 1 0 1 1 0 8 0 vmmpekpl 168 7713 0 7676 3 0 3 3 0 8 0 vmmpepl 168 57519 0 55238 117 6 111 117 0 357 4 vmsppl 488 803 0 772 5 1 4 5 0 8 0 rwobjpl 80 21284 0 17385 85 2 83 83 0 8 2 pdppl 4096 1616 0 1544 106 34 72 88 0 8 0 pvpl 32 22510 0 0 182 0 182 182 0 265 0 pmappl 256 803 0 772 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 286 0 45 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8379cff0) 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+0xb kd_curproc sys/dev/kcov.c:580 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb sys/dev/kcov.c:153 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:847 Xsoftclock() at Xsoftclock+0x27 pmap_write_protect(fffffd806b023a00,d7c7292b000,d7c72d2a000,1) at pmap_write_protect+0x450 sys/arch/amd64/amd64/pmap.c:2207 uvm_map_protect(fffffd806b0289a8,d7c7292b000,d7c72d2a000,1,0,0,bd0536fa4bb71cc3) at uvm_map_protect+0xb95 pmap_protect sys/arch/amd64/compile/SYZKALLER/obj/machine/pmap.h:476 [inline] uvm_map_protect(fffffd806b0289a8,d7c7292b000,d7c72d2a000,1,0,0,bd0536fa4bb71cc3) at uvm_map_protect+0xb95 sys/uvm/uvm_map.c:3191 sys_mprotect(ffff80003c449a18,ffff80003c447850,ffff80003c4477a0) at sys_mprotect+0x351 sys/uvm/uvm_mmap.c:590 syscall(ffff80003c447850) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c447850) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x70ef40976e80, count: 3 ddb{0}> trace x86_ipi_db(ffffffff8379cff0) 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+0xb kd_curproc sys/dev/kcov.c:580 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb sys/dev/kcov.c:153 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:847 Xsoftclock() at Xsoftclock+0x27 pmap_write_protect(fffffd806b023a00,d7c7292b000,d7c72d2a000,1) at pmap_write_protect+0x450 sys/arch/amd64/amd64/pmap.c:2207 uvm_map_protect(fffffd806b0289a8,d7c7292b000,d7c72d2a000,1,0,0,bd0536fa4bb71cc3) at uvm_map_protect+0xb95 pmap_protect sys/arch/amd64/compile/SYZKALLER/obj/machine/pmap.h:476 [inline] uvm_map_protect(fffffd806b0289a8,d7c7292b000,d7c72d2a000,1,0,0,bd0536fa4bb71cc3) at uvm_map_protect+0xb95 sys/uvm/uvm_map.c:3191 sys_mprotect(ffff80003c449a18,ffff80003c447850,ffff80003c4477a0) at sys_mprotect+0x351 sys/uvm/uvm_mmap.c:590 syscall(ffff80003c447850) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c447850) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x70ef40976e80, count: -12 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(ffffffff833761e7) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b28b7,ffffffff833aa53d,84,ffffffff83404993) 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,ffff800001475800) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff800010fc0f68,8020699f,ffff80003c466f30,ffff80003c448a88) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c448a88,ffff80003c467110,ffff80003c467060) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c467110) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c467110) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1529fc2ccd0, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833761e7) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b28b7,ffffffff833aa53d,84,ffffffff83404993) 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,ffff800001475800) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff800010fc0f68,8020699f,ffff80003c466f30,ffff80003c448a88) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c448a88,ffff80003c467110,ffff80003c467060) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c467110) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c467110) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1529fc2ccd0, count: -10