[Dell Inspiron 17R 5737] Video looks 1 byte shifted
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Triaged
|
Medium
|
Unassigned | ||
Trusty |
Triaged
|
Medium
|
Unassigned |
Bug Description
The video looks like it's shifted by 1byte or so. Red looks green, blue looks violet, green looks dark violet. (almost everything looks between green and violet as in the attached snapshot.
WORKAROUND: Change GRUB_CMDLINE_
GRUB_CMDLINE_
---
ApportVersion: 2.14.1-0ubuntu3
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
/dev/snd/
CasperVersion: 1.340
CurrentDesktop: KDE
DistroRelease: Ubuntu 14.04
LiveMediaBuild: Kubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.1)
MachineType: Dell Inc. Inspiron 5737
Package: linux (not installed)
ProcFB:
0 inteldrmfb
1 radeondrmfb
ProcKernelCmdLine: initrd=
ProcVersionSign
RelatedPackageV
linux-
linux-
linux-firmware 1.127
RfKill:
1: phy0: Wireless LAN
Soft blocked: yes
Hard blocked: yes
StagingDrivers: rts5139
Tags: trusty staging
Uname: Linux 3.13.0-24-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 11/12/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A07
dmi.board.name: 045YHR
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.
dmi.modalias: dmi:bvnDellInc.
dmi.product.name: Inspiron 5737
dmi.product.
dmi.sys.vendor: Dell Inc.
Changed in linux (Ubuntu): | |
status: | Incomplete → Confirmed |
Changed in linux (Ubuntu): | |
status: | Incomplete → Confirmed |
tags: |
added: cherry-pick reverse-bisect-done removed: needs-reverse-bisect |
Changed in linux (Ubuntu): | |
status: | Confirmed → Triaged |
Changed in linux (Ubuntu): | |
status: | Triaged → Fix Committed |
Changed in linux (Ubuntu): | |
status: | Fix Committed → Triaged |
Changed in linux (Ubuntu Trusty): | |
status: | Confirmed → Triaged |
Changed in linux (Ubuntu): | |
status: | Confirmed → Triaged |
Changing the GRUB_CMDLINE_ LINUX_DEFAULT= "quiet splash" option in the /etc/default/grub file into LINUX_DEFAULT= "nomodeset acpi_backlight= vendor"
GRUB_CMDLINE_
seems to bring back the proper colors to the monitor.