Here are what I think is the relevant set of logs:
Code:
091127:002449 system: I _otaupexec:def:processing update /mnt/us/Update_kindle_dx_2.3.bin
091127:002449 system: I _otaupexec:def:version is "FC02"
091127:002508 system: I _otaupexec:def:update image checksum OK
091127:002531 webupdate: I def:webupdate::hop path: update-04-351050064-399380047.bin 399380047-kernel.tar.gz
091127:002531 webupdate: I def:webupdate::removing bundles from userstore
091127:002531 webupdate: I def:rebootf:file="/mnt/base-us/Update_kindle_dx_2.3.bin":removing update file
091127:002531 webupdate: I def:webupdate::removing un-necessary device updates
091127:002531 webupdate: I def:webupdate::removing file 04/update-04-337560062-351050064.bin
091127:002532 webupdate: I def:webupdate::removing file kernels/351050064-kernel.tar.gz
091127:002538 webupdate: I def:webupdate::stage 1 of 2 : update-04-351050064-399380047.bin
091127:002538 system: C 337560062-399380047.ffs:def:drawing: eips 54 58 "stage 1 of 2"
091127:002539 system: I mntroot:def:Making root filesystem writeable
091127:002539 system: I otaup:def:processing update /mnt/base-us/system/update.3292/04/update-04-351050064-399380047.bin
091127:002539 system: I otaup:def:version is "FC02"
091127:002553 system: I otaup:def:update image checksum OK
091127:002553 system: C otaup:def:drawing: eips 54 58 "stage 1 of 2"
091127:002615 ota_install: I def:patch:patchinfo="/bin/busybox":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/audio/amazon.bdc":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/battcheck.conf":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/crontab/root":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/fstab":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/hosts":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/init.d/battcheck":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/init.d/boot_finished":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/init.d/ckimage":patching file
091127:002615 ota_install: I def:patch:patchinfo="/etc/init.d/diags":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/filesystems":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/framework":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/power":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/rc":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/rcS":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/scroll":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/updater":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/userstore":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/init.d/video":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/lipc-daemon-props.conf":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/modules":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/pmond/audioserver.conf":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/pmond/tphserver.conf":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/ppp/chat/att-connect":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/ppp/chat/sprint-disconnect":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/ppp/ip-up":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/ppp/peers/peer-3":patching file
091127:002616 ota_install: I def:patch:patchinfo="/etc/prettyversion.txt":patching file
091127:002616 ota_install: C def:patch:patchinfo="/etc/prettyversion.txt":checksum failure
091127:002618 system: E otaup:def:image update failed
I'm guessing this has something to do with the screensaver hack but I'm not sure how to revert it.