What does it mean: arp_rtrequest: bad gateway value

[Vasenin Alexander aka BlackSir]

Those messages sometimes appears in log. Maybe someone know where to find
what it actually mean?

Jan 21 02:58:54 inet /kernel: arp_rtrequest: bad gateway value
Jan 21 03:03:54 inet /kernel: arp_rtrequest: bad gateway value
Jan 21 03:08:53 inet /kernel: arp_rtrequest: bad gateway value
Jan 21 03:13:52 inet /kernel: arp_rtrequest: bad gateway value
Jan 21 03:23:51 inet last message repeated 2 times
Jan 21 03:33:48 inet last message repeated 2 times

	Vasenin Alexander aka BlackSir