This bug seems to have reappeared with Ubuntu 14.04 (linux-image-extra-3.13.0-34-generic 3.13.0-34.60). I have a Dell Latitude E6400 with "SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 21)" (1180:0822). The workaround in comment #3 fixes the problem. Please reopen.
This bug seems to have reappeared with Ubuntu 14.04 (linux- image-extra- 3.13.0- 34-generic 3.13.0-34.60). I have a Dell Latitude E6400 with "SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/ MMC/MS/ MSPro Host Adapter (rev 21)" (1180:0822). The workaround in comment #3 fixes the problem. Please reopen.