terry0012 commented on PR #3253:
URL: https://github.com/apache/nuttx-apps/pull/3253#issuecomment-3702102279

   @cederom @simbit18 
   In the end, I found the root cause of the crash. --!
   
   In LVGL v9.4.0, the bitmap drawbuf will call `up_flush_dcache(start, end);` 
to sync the dcache.
   But there is a bug in the implementation of up_flush_dcache 
(arch/xtensa/src/esp32s3/esp32s3_cache.c) which will cause application data 
corruption.
   See https://github.com/apache/nuttx/pull/17753
   
   


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