r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = dup(r0)
sendmsg$nl_generic(r1, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000500)={0x24, 0x24, 0x1, 0x0, 0x0, {}, [@typed={0x8, 0x0, 0x0, 0x0, @ipv4=@loopback}, @generic="f1ffffff43"]}, 0x24}}, 0x0)