[Acer Aspire 5250] Black screen after upgrade to 3.19.0-22-generic
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Won't Fix
|
Medium
|
Unassigned |
Bug Description
After upgrade to linux-image-
The laptop seems to boot normally, I can hear the lightdm sound that it's ready, but I cannot see anything on the display. I can log in remotely. The backlight is on, so it's not a cause of no backlight. (I checked this by poking around /sys/class/
If I boot linux-image-
I don't see anything obvious when I look at the diff of dmesg between 3.19.0-21 and 3.19.0.22, but if it's useful I can attach dmesg from 3.19.0-21.
According to lspci this is the GPU:
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Wrestler [Radeon HD 6310]
ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: linux-image-
ProcVersionSign
Uname: Linux 3.19.0-22-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.1
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/hwC0D0', '/dev/snd/
Date: Wed Jul 8 22:49:55 2015
HibernationDevice: RESUME=
InstallationDate: Installed on 2013-02-14 (873 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
Lsusb:
Bus 002 Device 002: ID 064e:d250 Suyin Corp.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Acer Aspire 5250
ProcFB: 0 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageV
linux-
linux-
linux-firmware 1.143.1
SourcePackage: linux
UpgradeStatus: Upgraded to vivid on 2015-07-02 (5 days ago)
dmi.bios.date: 11/17/2011
dmi.bios.vendor: Acer
dmi.bios.version: V1.06
dmi.board.
dmi.board.name: HMA51-BZ
dmi.board.vendor: Acer
dmi.board.version: Base Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.
dmi.modalias: dmi:bvnAcer:
dmi.product.name: Aspire 5250
dmi.product.
dmi.sys.vendor: Acer
tags: | added: bios-outdated-1.08 |
Changed in linux (Ubuntu): | |
importance: | Undecided → Low |
status: | Confirmed → Incomplete |
tags: | added: kernel-da-key regression-update |
tags: |
added: reverse-bisect-done removed: needs-reverse-bisect |
Changed in linux (Ubuntu): | |
status: | Confirmed → Triaged |
I can boot OK when I add "nomodeset" kernel argument, so it's KMS.