r0 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$IP6T_SO_GET_REVISION_MATCH(r0, 0x29, 0x44, &(0x7f00000001c0)={'IDLETIMER\x00'}, &(0x7f0000000200)=0x1e) close(r0)