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
*523745  94043      0           0  0x4000000    0K syz-executor
 259108  94043      0           0  0x4000000    1  syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff833af6ae) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff833f3150,ffffffff833f24e9,84,ffffffff8344e4aa) at __assert+0x29 sys/kern/subr_prf.c:-1
rtmap_grow(c,21) at rtmap_grow+0x24f
rtable_add(b) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline]
rtable_add(b) at rtable_add+0x2d9 sys/net/rtable.c:223
if_createrdomain(b,ffff80000159d800) at if_createrdomain+0x40 sys/net/if.c:2045
ifioctl(ffff800010fb6cd0,8020699f,ffff80002d7c2230,ffff8000fffe9248) at ifioctl+0x1c52 sys/net/if.c:2394
sys_ioctl(ffff8000fffe9248,ffff80002d7c2410,ffff80002d7c2360) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80002d7c2410) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002d7c2410) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x18e207abf90, count: 5
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