I can confirm that the solution from #56 solves the problem with the dm-
crypt password on boot, but there seem to be issues left. Still a lot of
[drm:gen8_irq_handler [i915_bpo]] *ERROR* The master control interrupt
lied (SDE)!
in the kernel log. No system freezes so far, but I've only tested th
Seems like there is already a bug filed for the
[drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied
(SDE)!
kernel message:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1488719
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Maybe I don't get it, but: Is the fix only shutting up the kernel
messages or is this fixing the cause?
I'm expiriencing this messages on a Lenovo T450 (20BX011GE) running
15.10 with 4.2.0-16-generic kernel. I see this messages wether external
monitor is connected or not, although with much higher
Bug 80896 is closed with fix released (which isn't fixing the issue),
but there is another one open on freedesktop bugtracker.
** Bug watch added: freedesktop.org Bugzilla #92084
https://bugs.freedesktop.org/show_bug.cgi?id=92084
** Changed in: linux
Importance: High => Unknown
** Changed
@joakimkoed Yes this seems to be an upstream issue, see (updated)
related freedesktop bug above, with no (working) fix released yet.
I can confirm the behaviour with an without connected external monitor
(already confirmed for 4.2. 0-16 genirc, can also confirm for
4.3.3-040303-generic).
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I can confirm this behaviour for my T450s runnig 15.04 with 3.19.0-30
kernel. Using the same workaround to input my dm-crypt password. Only
one system freeze so far, kernel log also stating repeatedly
[drm:gen8_irq_handler [i915_bpo]] *ERROR* The master control interrupt
lied (SDE)!
But I can't c
I can confirm comment #44.
Running 3.19.0-29-generic #31~lp1500751Commit90dcba7ee works fine for me
on Thinkpad T450s.
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https://bugs.launchpad.net/bugs/1500751
Title:
Cryptsetup Keyboa
The kernel from comment #46 didn't resolves the bug. The issue remains
and even the reboot-workaround don't do the trick. When I disable splash
then I can enter the passphrase, but afterwards the boot hangs with the
kernel-log repeatedly stating
[drm:gen8_irq_handler [i915_bpo]] *ERROR* The master
I can confirm that 3.19.0-31-generic #36~RevertsV2 works without any of
the issues.
@rolfinator (seb2): Yes I have the same issues with the 3.19.0-30 kernel
stated in the initial post (plus some random system freezes, except the
workaround "boot -> wait for dm-crypt passphrase, which can't be ente
I have to revice my comment from January 4th. The error is gone without
external display connected with 4.4.0 rc7 for me too, still occuring
with ext. display connected. I'm not sure what I was looking at, maybe
booted the wrong kernel, stupid me.
Since yesterday 4.4.0 rc8 is released, same behavi
Tested 4.4.0 RC7 on Thinkpad T450s with i7-5600U. Error is still present
like before, the log message is present with and without ext. display
connected, although still much higher frequency of log msgs with ext.
display connected.
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Yes this patch is in the mainline kernel v4.5-rc1-wily. But I think
regarding our problem here it does only what it says: shut up the
messages. I just tested it, got a
[drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO
underrun
at boot time now (related:
https://bugzilla.ker
I'm still not sure what we're looking at here, especially if the
original message this bug deals with has anything to do with the other
described buggy behaviour here, which are: random freezes, display
flickering, not working external displays etc. I watched the development
of the comments in this
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