Just to confirm this bug on a customers Radeon 6450 machine with xubuntu
12.10 64bit.
3.5.0-21 - works properly
3.5.0-22 - bug happens randomly, sometimes not
on 3.5.0-23 - bug happens all the time
i tried 3.5.0-24 from quintal-proposed, bug happens all the time
Disabling graphical grub by
This bug is not present when using fglrx driver.
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https://bugs.launchpad.net/bugs/1113781
Title:
linux-image-3.5.0-22-generic and linux-image-3.5.0-23-generic are
causing video
Upstream 3.8 kernel has the same bug when using the open source radeon driver.
linux-image-3.5.0-23-generic works fine when using the proprietary AMD fglrx
driver.
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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You received
I've tested linux-image-3.8.0-030800rc6-generic
** Description changed:
- linux-image-3.5.0-22-generic and linux-image-3.5.0-23-generic are causing
video display problems on hp elitebook 8470w. The system is unusable after this
kernel upgrade.
+ linux-image-3.5.0-22-generic and
It looks like this bug is showing only when plymouth is used.
The latest Ubuntu kernel has booted fine with radeon driver, but with gfxmode
$linux_gfx_mode deleted from grub config.
** Description changed:
linux-image-3.5.0-22-generic and linux-image-3.5.0-23-generic are
causing video
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v3.8 kernel[0] (Not a kernel in the daily directory) and install both
the linux-image and linux-image-extra .deb packages.
If this bug is fixed in the
