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
 410064  42391      0           0          0    0  syz-executor
*519796  42391      0           0  0x4000000    1K syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff83371900) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff833b0946,ffffffff833af788,84,ffffffff8340a679) 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,ffff800001481800) at if_createrdomain+0x40 sys/net/if.c:1952
ifioctl(ffff800010fcef28,8020699f,ffff80003c4ad320,ffff800036409ca8) at ifioctl+0x1c66 sys/net/if.c:2301
sys_ioctl(ffff800036409ca8,ffff80003c4ad500,ffff80003c4ad450) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80003c4ad500) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c4ad500) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xd6c27bfb850, count: 5
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