r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f00000004c0), 0xffffffffffffffff)
sendmsg$ETHTOOL_MSG_LINKINFO_SET(r0, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000340)={0x14, r1, 0x1}, 0x14}}, 0x0)