Can you try one of the mainline kernel builds, such as https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.3-rc1/? It is very close to mainline kernel so we can use it to isolate if the bug is caused by any patches in Ubuntu kernel.
Can you try one of the mainline kernel builds, such as https:/ /kernel. ubuntu. com/~kernel- ppa/mainline/ v5.3-rc1/? It is very close to mainline kernel so we can use it to isolate if the bug is caused by any patches in Ubuntu kernel.