Infrequently (once every 5-8 cycles), after a resume from suspend the font characters in all xterms, on my WM's status bar (I run DWM), and in GUI applications are mostly gone, as if most text characters have been rendered instead as a space or an underscore. All programs are otherwise responsive.
This problem never occurred under Ubuntu 14.04.
WORKAROUND: Log out and back in.
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-57-generic 4.4.0-57.78
ProcVersionSignature: Ubuntu 4.4.0-57.78-generic 4.4.35
Uname: Linux 4.4.0-57-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.4
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: smckown 1429 F.... pulseaudio
Date: Sat Dec 31 13:07:54 2016
HibernationDevice: RESUME=UUID=8ee93cb1-73de-426a-a264-d66f6d85a68d
InstallationDate: Installed on 2016-05-15 (229 days ago)
InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
MachineType: LENOVO 2306CTO
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-57-generic root=/dev/mapper/vg0-root ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-4.4.0-57-generic N/A
linux-backports-modules-4.4.0-57-generic N/A
linux-firmware 1.157.6
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/03/2016
dmi.bios.vendor: LENOVO
dmi.bios.version: G2ETA6WW (2.66 )
dmi.board.asset.tag: Not Available
dmi.board.name: 2306CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Defined
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvrG2ETA6WW(2.66):bd03/03/2016:svnLENOVO:pn2306CTO:pvrThinkPadX230:rvnLENOVO:rn2306CTO:rvrNotDefined:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 2306CTO
dmi.product.version: ThinkPad X230
dmi.sys.vendor: LENOVO
Chris, thanks for the feedback for getting a more useful bug posted. Please let me know how else I can help with this issue.