Public bug reported:
It seems this kernel version causes my Radeon HD 7950 to fail at the login
screen -- the monitor has video output until it gets to the login screen. The
previous version, 3.13.0-3-generic, which I am currently using, works fine.
---
ApportVersion: 2.13.1-0ubuntu1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: mmstick 2139 F.... pulseaudio
/dev/snd/controlC0: mmstick 2139 F.... pulseaudio
/dev/snd/pcmC0D0p: mmstick 2139 F...m pulseaudio
CurrentDesktop: GNOME
DistroRelease: Ubuntu 14.04
HibernationDevice: RESUME=UUID=0c0d4375-04a3-47aa-b834-784266bab26b
InstallationDate: Installed on 2014-01-17 (0 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140115)
IwConfig:
eth0 no wireless extensions.
lo no wireless extensions.
MachineType: To be filled by O.E.M. To be filled by O.E.M.
Package: linux (not installed)
ProcFB: 0 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-3-generic
root=UUID=533353cd-e20e-4979-942f-c0b806c157ea ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 3.13.0-3.18-generic 3.13.0-rc8
RelatedPackageVersions:
linux-restricted-modules-3.13.0-3-generic N/A
linux-backports-modules-3.13.0-3-generic N/A
linux-firmware 1.121
RfKill:
Tags: trusty
Uname: Linux 3.13.0-3-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
dmi.bios.date: 10/16/2012
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1604
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: SABERTOOTH 990FX
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr1604:bd10/16/2012:svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnASUSTeKCOMPUTERINC.:rnSABERTOOTH990FX:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To be filled by O.E.M.
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: To be filled by O.E.M.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-collected trusty
** Tags added: apport-collected trusty
** Description changed:
- It seems this kernel version causes my Radeon HD 7950 to fail at the
- login screen -- the monitor has video output until it gets to the login
- screen. The previous version, 3.13.0-3-generic, which I am currently
- using, works fine.
+ It seems this kernel version causes my Radeon HD 7950 to fail at the login
screen -- the monitor has video output until it gets to the login screen. The
previous version, 3.13.0-3-generic, which I am currently using, works fine.
+ ---
+ ApportVersion: 2.13.1-0ubuntu1
+ Architecture: amd64
+ AudioDevicesInUse:
+ USER PID ACCESS COMMAND
+ /dev/snd/controlC1: mmstick 2139 F.... pulseaudio
+ /dev/snd/controlC0: mmstick 2139 F.... pulseaudio
+ /dev/snd/pcmC0D0p: mmstick 2139 F...m pulseaudio
+ CurrentDesktop: GNOME
+ DistroRelease: Ubuntu 14.04
+ HibernationDevice: RESUME=UUID=0c0d4375-04a3-47aa-b834-784266bab26b
+ InstallationDate: Installed on 2014-01-17 (0 days ago)
+ InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140115)
+ IwConfig:
+ eth0 no wireless extensions.
+
+ lo no wireless extensions.
+ MachineType: To be filled by O.E.M. To be filled by O.E.M.
+ Package: linux (not installed)
+ ProcFB: 0 radeondrmfb
+ ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-3-generic
root=UUID=533353cd-e20e-4979-942f-c0b806c157ea ro quiet splash vt.handoff=7
+ ProcVersionSignature: Ubuntu 3.13.0-3.18-generic 3.13.0-rc8
+ RelatedPackageVersions:
+ linux-restricted-modules-3.13.0-3-generic N/A
+ linux-backports-modules-3.13.0-3-generic N/A
+ linux-firmware 1.121
+ RfKill:
+
+ Tags: trusty
+ Uname: Linux 3.13.0-3-generic x86_64
+ UpgradeStatus: No upgrade log present (probably fresh install)
+ UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
+ dmi.bios.date: 10/16/2012
+ dmi.bios.vendor: American Megatrends Inc.
+ dmi.bios.version: 1604
+ dmi.board.asset.tag: To be filled by O.E.M.
+ dmi.board.name: SABERTOOTH 990FX
+ dmi.board.vendor: ASUSTeK COMPUTER INC.
+ dmi.board.version: Rev 1.xx
+ dmi.chassis.asset.tag: To Be Filled By O.E.M.
+ dmi.chassis.type: 3
+ dmi.chassis.vendor: To Be Filled By O.E.M.
+ dmi.chassis.version: To Be Filled By O.E.M.
+ dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr1604:bd10/16/2012:svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnASUSTeKCOMPUTERINC.:rnSABERTOOTH990FX:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
+ dmi.product.name: To be filled by O.E.M.
+ dmi.product.version: To be filled by O.E.M.
+ dmi.sys.vendor: To be filled by O.E.M.
--
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https://bugs.launchpad.net/bugs/1270218
Title:
3.13.0-4-generic [Radeon HD 7950] No Display at Login Screen
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