Comment 62 for bug 247819

First of all I need lspci and dmesg output after you inserted the faulty card.

Then please compile my backported version of sdhci driver from 2.6.35-rc2
http://launchpadlibrarian.net/50155938/mmc_sd.tar.bz2

I published it at:
https://bugs.launchpad.net/debian/+source/linux/+bug/202490?comments=all