r0 = socket$inet6_udplite(0xa, 0x2, 0x88) stat(&(0x7f0000000900)='.\x00', &(0x7f0000000880)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0x0, r1, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHG6RD(r0, 0x89fb, &(0x7f0000000000)={'syztnl0\x00', 0x0})