Solganik, this bug report is being closed due to your last comment
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1560524/comments/9
regarding this being fixed with an update. For future reference you can
manage the status of your own bugs by clicking on the current status in
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Installing 4.4.12-040412-generic from http://kernel.ubuntu.com/~kernel-
ppa/mainline/?C=N;O=D and I am able to run a 4k screen through the dock
and DP with the internal screen running, which I couldn't do
successfully before.
Worth testing if you also have this problem. Also check your BIOS
I've just updated the dell bios to 1.5.3 and the crash still occurs. I
noticed that plugging into a 4k tv via the builtin mini display port
also causes the crash, though not always.
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@combnin re #11 - where did you get that kernel?
I think I also have the same iisue on an E7470 running 16.04. I can make
the external screen work through DP of the dock if I disable the
internal one, but trying to enable both either crashes instantly or
shortly after the mouse focuses on the
For me fexed after update core to:
Linux WS0063 4.6.0-040600-generic #201605151930 SMP Sun May 15 23:32:59 UTC
2016 x86_64 x86_64 x86_64 GNU/Linux
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I'm still experiencing this issue with 16.04 LTS, BIOS 1.4.2 and kernel
4.4.0-21-generic.
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https://bugs.launchpad.net/bugs/1560524
Title:
Latitude
Upgrading to 16.04 LTS, had resolved the issue.
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https://bugs.launchpad.net/bugs/1560524
Title:
Latitude E7470 crashes in DRM driver after connecting
I had upgraded BIOS to 1.4.2, still hangs on 15.10 (kernel release Linux
sashas-work 4.2.0-30-generic )
BIOS Information
Vendor: Dell Inc.
Version: 1.4.2
Release Date: 03/04/2016
Address: 0xF
Runtime Size: 64 kB
ROM Size: 16384 kB
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
** Changed in: xserver-xorg-video-intel (Ubuntu)
Importance: Undecided => Medium
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BIOS upgrade to 1.4.2 seems to fix these issues in xenial.
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https://bugs.launchpad.net/bugs/1560524
Title:
Latitude E7470 crashes in DRM driver after
Yes, same problems after dist-upgrading it (with xserver-xorg-video-
intel 2:2.99.917+git20160325-1ubuntu1)
In syslog I see errors like this one:
Apr 7 13:10:35 ubuntu-jsoriano kernel: [ 118.680176] [ cut here
]
Apr 7 13:10:35 ubuntu-jsoriano kernel: [ 118.680187]
does it still hang with latest updates to xenial? looks similar to
https://bugs.freedesktop.org/show_bug.cgi?id=94578
which was fixed by an update to xserver-xorg-video-intel
** Bug watch added: freedesktop.org Bugzilla #94578
https://bugs.freedesktop.org/show_bug.cgi?id=94578
** Changed
I have reproduced it too, in 14.04 dock station (with display/s
connected) hangs the laptop and it doesn't even boot if it's docked. But
HDMI seems to work perfectly.
In 16.04 beta 2, connecting/disconnecting an HDMI display hangs the
laptop. When it's connected to the dock while it's running it
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1560524
Title:
Latitude E7470 crashes in DRM driver
** Package changed: gnome-terminal (Ubuntu) => xserver-xorg-video-intel
(Ubuntu)
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: gnome-terminal (Ubuntu)
Status: New => Confirmed
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lspci :
00:00.0 Host bridge: Intel Corporation Sky Lake Host Bridge/DRAM Registers (rev
08)
00:02.0 VGA compatible controller: Intel Corporation Sky Lake Integrated
Graphics (rev 07)
00:04.0 Signal processing controller: Intel Corporation Device 1903 (rev 08)
00:14.0 USB controller: Intel
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