me too
now my kindle dx has been restore ,it's work...thanks ebs,your dump file save me. and i has do some manual work:
1. boot message say: cannot open /dev/fb/0,my solution is delete this dev file
2. mkdir -p /mnt/{rwfs,base-us,us}
3. using recovery menu , select '3' to export whole MMC0, and it's ask for PASSWORD,this password gen by serial no, i do it like this :
qemu-arm -g 1234 -cpu arm1136 recovery-util
b *0x128d8
b *0x128e8
first break after get_serail_no,r0 point to serial no ,i change it,then second breakpoint,sp point to password
4.when mmc0 exported , mkfs.ext3 /dev/sdb ,sudo mount -t ext3 /dev/sdb /mnt, sudo tar xvf rootfs.tar.gz /mnt.