r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000100), 0xffffffffffffffff)
r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000140)={'syz_tun\x00', <r3=>0x0})
sendmsg$ETHTOOL_MSG_LINKMODES_SET(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000050000000c00018008000100", @ANYRES32=r3, @ANYBLOB="050002009e"], 0x28}}, 0x0)