Comment 86 for bug 1216583

...and over again...

...nothing has changed...

xxxxx:~$ cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-3.14.0-031400rc8-generic root=UUID=85259d26-9563-45e4-a36f-8f6c19ac62aa ro quiet splash vt.handoff=7

[ 122.737626] sdhci: Timeout waiting for Buffer Read Ready interrupt during tuning procedure, falling back to fixed sampling clock
[ 122.737650] mmc0: new ultra high speed SDR104 SDHC card at address aaaa
[ 122.779502] mmcblk0: mmc0:aaaa SU32G 29.7 GiB
[ 122.789565] mmc0: Controller never released inhibit bit(s).
[ 132.797428] mmc0: Timeout waiting for hardware interrupt.
[ 132.797585] mmcblk0: error -110 sending status command, retrying
[ 132.798924] mmcblk0: unknown error -5 sending read/write command, card status 0x900
[ 132.798929] end_request: I/O error, dev mmcblk0, sector 0
[ 132.798932] Buffer I/O error on device mmcblk0, logical block 0
[ 132.811171] ldm_validate_partition_table(): Disk read failed.
[ 132.811176] Dev mmcblk0: unable to read RDB block 0
[ 132.812359] mmcblk0: unable to read partition table