*** This bug is a security vulnerability *** Public security bug reported:
I recently switched from LM Cinnamon build to LM MATE build. Everything went fine at first, but now I experience issues where my screen goes black showing only the underscore flashing. Results: ubuntu-bug linux results: *** Collecting problem information The collected information can be sent to the developers to improve the application. This might take a few minutes. ................... *** Problem in linux-image-5.4.0-94-generic The problem cannot be reported: This is not an official Linux package. Please remove any third party package and try again. cat /proc/version_signature > version.log results: Ubuntu 5.4.0-94.106-generic 5.4.157 sudo lspci -vnvn > lspci-vnvn.log results: pcilib: sysfs_read_vpd: read failed: Input/output error pcilib: sysfs_read_vpd: read failed: Input/output error lsb_release -rd results: Description: Linux Mint 20.2 Release: 20.2 While browsing through 'System Log Viewer' tool on the system, I noticed a few lines saying things like 'kernel bug' or 'firmware bug'. After no luck on the forums, I was told that I should put this up here. Inxi -Fzn result: https://pastebin.com/raw/W3DUxUzu Xorg log (from System Log Viewer): https://pastebin.com/raw/ePCk2DaL kern.log (from System Log Viewer): https://pastebin.com/raw/ju233mxe syslog from System Log Viewer tool will be attached. I hope that any of this will be enough to identify the issue. ** Affects: ubuntu Importance: Undecided Status: New ** Attachment added: "syslog" https://bugs.launchpad.net/bugs/1958089/+attachment/5554798/+files/syslog.txt ** Information type changed from Public to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1958089 Title: Acer laptop screen goes black after a few hours of work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1958089/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
