r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000480), 0xffffffffffffffff)
sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000200)={0x2c, r1, 0x321, 0x0, 0x0, {0xf}, [@HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvtap0\x00'}]}]}, 0x2c}}, 0x0)