This was also reported here (although closed some time ago due to lack of info). https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/109301
-- System freeze on scrolling in firefox https://bugs.launchpad.net/bugs/360578 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
