r0 = socket$netlink(0x10, 0x3, 0x0)
sendmsg$nl_generic(r0, &(0x7f0000001600)={0x0, 0x0, &(0x7f00000015c0)={&(0x7f0000000080)={0x28, 0x29, 0x301, 0x0, 0x0, {}, [@nested={0x14, 0x0, 0x0, 0x1, [@typed={0x8, 0x0, 0x0, 0x0, @ipv4=@empty}, @typed={0x6, 0x0, 0x0, 0x0, @str='&\x00'}]}]}, 0x28}}, 0x0)