r0 = socket$packet(0x11, 0x2, 0x300)
ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000005c0)={'syz_tun\x00', &(0x7f0000001340)=@ethtool_perm_addr={0x20, 0x6, "31ec98c31644"}})