Sorry for the huge delay in a response. I am obtaining the iso now. I
will be able to test it sometime next week. Does this image version
function as a live CD, as that will be my requirement for testing. I
cannot install it.
On Tue, Feb 18, 2014 at 10:49 AM, Joseph Salisbury
I know this is for the touchscreen, but for the last beta wifi was
broken. Seems better with some updates, but not yet on final 14.04. Had
to install Ubuntu to hdd, as x64 uefi USB sticks would NOT auto boot. Now
get red secure boot warning every boot. Not Ubuntus issue. Posting to
forum
I have also confirmed that the current daily image (3/22/2014) was able to
boot and work with the following hardware:
touchscreen
wifi
dell wireless keyboard (unified)
dell wireless mouse (unified)
A full install of Ubuntu TT x64 on a USB stick will be tested later this
week. FYI, it will also
I have tested the issue on the live 20.04.5 ISO usb, and the issue
occurs in the Live config.
If I choose the Safe Graphics config - the issue does NOT happen.
My view of what is happening in the Safe Graphics mode that is notably
different is that my "main monitor" never fully powers off when
** Description changed:
I've been getting issues with my 2 DP monitors (and system) not
recovering from blanking (possibly 100% of the time). If I disable
- blanking, the issue never occurs. I am forced to REISUB the system to
- regain access.
+ blanking, the issue never occurs. Otherwise,
The issue does not occur using the live version of
ubuntu-22.04.1-desktop-amd64 ISO via usb.
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Title:
Displayport monitors hang on
I want to raise the possibility that this fix (or another one) in the
new kernel update has begun preventing me from Blanking my DP monitors.
I had previously been experiencing xorg cpu spikes and softlocks when my
monitors Blanked, but now, they refuse to Blank at all. They disconnect
for a
It is a minipc - Asus PN51-E1, using a laptop class chipset I'd guess.
There is no internal display. I forgot to mention I'm on Focal.
based on my rudimentary assessment, this bug was fixed in the latest
focal kernel. As this bug report only indicates Jammy, I figured I'd
point out I'm using
** Description changed:
I've been getting issues with my 2 DP monitors (and system) not
recovering from blanking (possibly 100% of the time). If I disable
blanking, the issue never occurs. I am forced to REISUB the system to
regain access.
As I'm using amdgpu from the HWE kernel,
** Description changed:
I've been getting issues with my 2 DP monitors (and system) not
recovering from blanking (possibly 100% of the time). If I disable
blanking, the issue never occurs. I am forced to REISUB the system to
regain access.
As I'm using amdgpu from the HWE kernel,
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
Displayport monitors hang on blanking and must REISUB
Here is an example error/crash from journalctl:
Dec 14 17:51:18 hostname kernel: [ cut here ]
Dec 14 17:51:18 hostname kernel: WARNING: CPU: 3 PID: 2408 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2807
decide_link_settings+0x11a/0x200 [amdgpu]
Dec 14
lspci-vnvn.log
** Attachment added: "lspci-vnvn.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1999189/+attachment/5635171/+files/lspci-vnvn.log
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version.log
** Attachment added: "version.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1999189/+attachment/5635172/+files/version.log
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Public bug reported:
I've been getting issues with my 2 DP monitors (and system) not
recovering from blanking (possibly 100% of the time). If I disable
blanking, the issue never occurs. I am forced to REISUB the system to
regain access.
As I'm using amdgpu from the HWE kernel, my best guess is
** Description changed:
I've been getting issues with my 2 DP monitors (and system) not
recovering from blanking (possibly 100% of the time). If I disable
blanking, the issue never occurs. I am forced to REISUB the system to
regain access.
As I'm using amdgpu from the HWE kernel,
apport information
** Tags added: apport-collected focal
** Description changed:
I've been getting issues with my 2 DP monitors (and system) not
recovering from blanking (possibly 100% of the time). If I disable
blanking, the issue never occurs. I am forced to REISUB the system to
apport information
** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635182/+files/ProcCpuinfo.txt
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635183/+files/ProcCpuinfoMinimal.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635184/+files/ProcInterrupts.txt
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apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635185/+files/ProcModules.txt
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apport information
** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635186/+files/PulseList.txt
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apport information
** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635188/+files/UdevDb.txt
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apport information
** Attachment added: "RfKill.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635187/+files/RfKill.txt
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apport information
** Attachment added: "acpidump.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635189/+files/acpidump.txt
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apport information
** Attachment added: "Lspci-vt.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635178/+files/Lspci-vt.txt
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apport information
** Attachment added: "IwConfig.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635176/+files/IwConfig.txt
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apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635177/+files/Lspci.txt
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apport information
** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635174/+files/CRDA.txt
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apport information
** Attachment added: "Lsusb.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635179/+files/Lsusb.txt
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apport information
** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635175/+files/CurrentDmesg.txt
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apport information
** Attachment added: "Lsusb-v.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635181/+files/Lsusb-v.txt
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apport information
** Attachment added: "Lsusb-t.txt"
https://bugs.launchpad.net/bugs/1999189/+attachment/5635180/+files/Lsusb-t.txt
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If I leave my system at the login screen, the monitors will go to sleep
and then I cannot wake the monitors with mouse or keyboard.
Can someone please look at this report?
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