kernel-packages team mailing list archive

[Dave Gilbert <ubuntu@xxxxxxxxxxx>]

Gabriel: Can you give us log files from your system, if you can't do it
with current then go with the previous working version and include at
least a dmesg and /var/log/Xorg.0.log  so at least we have something to
reference and please state full details of the hardware you see htis on.

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https://bugs.launchpad.net/bugs/1241871

Title:
  13.10 kernels (3.11.x) Fail to light up certain intel backlights

Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  Bug has been ongoing since 3.10-rc6

  Certain UEFI laptops incorrectly report their BPP on their display,
  causing kernel modesetting to fail

  Full details see:
  https://bugzilla.kernel.org/show_bug.cgi?id=59841

  Developers have refused to quirk the regression, causing no display on
  a a large number of systems.

  Upgraded installations will boot with no display, and the installer
  will have no display.

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