Last week there were published reports the Crucial m4 has developed a second problem. Crucial acknowledged the problem.
http://forum.crucial.com/t5/Solid-State-Drives-SSD/BSOD-Crucial-M4/td-p/79098
Crucial just released a firmware/update to fix the problem:
http://www.storagereview.com/crucial_m4_0309_firmware_update_5200_hour_bug_released
Here's the link to the Crucial firmware firmware/update page:
http://www.crucial.com/support/firmware.aspx
http://forum.crucial.com/t5/Solid-State-Drives-SSD/BSOD-Crucial-M4/td-p/79098
Crucial just released a firmware/update to fix the problem:
http://www.storagereview.com/crucial_m4_0309_firmware_update_5200_hour_bug_released
Here's the link to the Crucial firmware firmware/update page:
http://www.crucial.com/support/firmware.aspx