After METEORSETGEO(YUV_422): bigbuf=4186112 bytes alloc_pages=1022
video_read OOB=4177936 bytes  start_capture OOB=4177936 bytes
CONFIRMED: read() reads 4177936 bytes past bigbuf end (heap leak); start_capture bzero/DMA writes 4177936 bytes past bigbuf end (heap corruption)
RUN_EXIT=0