r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000140)={'lo\x00', 0x0}) sendmsg$ETHTOOL_MSG_FEATURES_SET(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000180)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_FEATURES_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}]}, @ETHTOOL_A_FEATURES_WANTED={0xc, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_NOMASK={0x4}, @ETHTOOL_A_BITSET_MASK={0x4}]}]}, 0x2c}}, 0x0)