In kernel 4.14.59, monitor resolution is detected correctly. In kernels after that, they are not detected correctly.
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Linux |
Invalid
|
Medium
|
|||
linux (Ubuntu) |
Confirmed
|
Medium
|
Unassigned |
Bug Description
dpkg --list | grep linux-image
ii linux-image-
ii linux-image-
ii linux-image-generic 4.15.0.38.40 amd64 Generic Linux kernel image
ii linux-image-
Booting from GRUB into 4.14.59 allows my two monitors to run at their native resolution, 2560x1440. Any newer kernel does not allow my two monitors to run at their native resolution, only allowing up to 1920x1200.
uname -a
Linux blackbox 4.14.59-
affects: | linux-meta (Ubuntu) → linux (Ubuntu) |
Changed in linux (Ubuntu): | |
importance: | Undecided → Medium |
no longer affects: | xorg (Ubuntu) |
Changed in linux: | |
importance: | Unknown → Medium |
status: | Unknown → Confirmed |
Changed in linux: | |
status: | Confirmed → Invalid |
tags: | added: cscc |
Monitors: L24q-20
Graphics card: AMD RX 560
Let me know what other information I should attach, this is my first bug report.