Switched to nvidia proprietary driver and so far no more crashes in the browser, need more time to fully test with the nvidia driver.
Definitely a nouveau driver bug with the kernel: Linux svn 5.4.0-55-generic #61~18.04.1-Ubuntu SMP Wed Nov 11 14:12:46 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux Attached is the crash_history. ** Attachment added: "crash history nouveau driver kernel 5.4.8-55 hwe (ubuntu lxde 18.04))" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1884726/+attachment/5594367/+files/crash_history.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1884726 Title: [TTM] Buffer eviction failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1884726/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs