r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$ETHTOOL_MSG_LINKINFO_SET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_LINKINFO_HEADER={0x4}, @ETHTOOL_A_LINKINFO_TP_MDIX_CTRL={0x5}]}, 0x20}}, 0x0)