There are several search results related to country music stars who have died recently. Here is a list of the relevant information:

• Buck Trent, a country music instrumentalist, died at the age of 85.
• Charlie Robison, a Texas singer-songwriter, died at the age of 59 after suffering cardiac arrest and other complications.
• Troy Gentry of the country duo Montgomery Gentry died in a helicopter crash on September 8, 2023.
• Jimmy Buffett, the singer-songwriter known for "Margaritaville," died at the age of 76.
• Joe Diffie, a Grammy-winning country music veteran, died in March 2020 due to complications from COVID-19.

None of the search results indicate that a country music star died today, October 11, 2023.