r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), 0xffffffffffffffff)
sendmsg$ETHTOOL_MSG_FEATURES_SET(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000002100)={0x18, r1, 0xb21, 0x0, 0x0, {0x4}, [@ETHTOOL_A_FEATURES_HEADER={0x4}]}, 0x18}}, 0x0)