Your visa has not been voided by INA 222(g), since you departed the US while an Extension of Stay application (which was filed before your status expired) was pending. See 9 FAM 302.1-9(B)(1)(c)(4)(b):
[...] In addition, if an alien departs after the date on the Form I-94
passes, but before his or her application for extension or change of
status has been ...