natty kernel crash for the videoforlinux API call

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http://askubuntu.com – I am working with ubuntu natty kernel camera branch and panda baordES. I have connected my caera at camera connector the connection is established and i coulud send the control to camera through i2c and can able read the data thriugh mipi. I am using the capture example code for testing. My camera supports V4L2_PIX_FMT_SBGGR8 and V4L2_PIX_FMT_SBGGR10 bit fromats. when i call the videofor linux APIs for the format V4L2_PIX_FMT_SBGGR10 is fine. But i am getting the crash for V4L2_PIX_FMT_SBGGR8 bit format.The krenl crash log below. [ 106.186309] kernel BUG at mm/memory.c:1907! [ 106.1909 (HowTos)