I can also confirm that a 2GB SD card freezes my system (Ubuntu Edgy 6.10) and does not mount on my girlfriends Kubuntu 6.06. Both computers are Asus A6k. Mine (can't access hers right now) have this card reader:
00:0a.2 Class 0805: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 17) Mounting cards up to 512 MB works without problem. -- SD cards >512mb don't work in Ricoh card reader https://launchpad.net/bugs/61758 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs