应该可以报Resident的,这一页上说的

http://fingate.stanford.edu/students/taxinfo/tax_non_residalien.html#tax_forms_file_gov

Tax forms for international students to file at calendar year end with the IRS and California Franchise Tax Board include:

• Federal Form 1040-NR
• California State Form 540 (Non-U.S. residents are considered residents by the state of California for tax reporting purposes)