Public bug reported: alx driver does not correctly restart the ethernet upon waking up. The bug (new behavior) has been introduced somewhere in the 5.10 kernel series (indirectly?) and got fixed for 5.12 and 5.13. However, no backport for 5.11 (Ubuntu 21.04) exists.
The fix: https://github.com/gregkh/linux/commit/a4dcfbc4ee2218abd567d81d795082d8d4afcdf6#diff-641218b365d6949b9f2bbc730a547b421c127283cd0a5b5fd85c07cc6729bb81 Using 5.12 solves the issue due to an implemented fix: https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.12.9/ ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Attachment added: "lspci-vnvn.log" https://bugs.launchpad.net/bugs/1931546/+attachment/5503811/+files/lspci-vnvn.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1931546 Title: No ethernet with alx driver upon wake up in 5.11 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1931546/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
