You have been subscribed to a public bug: With the 5.4.0-48 update for Ubuntu 20.04, the commit
"net/mlx5e: Modify uplink state on interface up/down" was integrated which contains a regression for mlx5 adapters with older adapter firmware. This is the second bugfix to repair the regression, required to operate the adapter in switchdev mode. The first part was integrated via Bug 192185 - LP1921104. This is the upstream fix required to be backported to Ubuntu 20.04: https://github.com/torvalds/linux/commit/1a73704c82ed4ee95532ac04645d02075bd1ce3d ---Additional Hardware Info--- Mellanox ConnectX network adapter ---uname output--- 5.4.0-73-generic ---Steps to Reproduce--- enable switchdev mode try to ping external host Backports need to be provide for 21.04, 20.10 and 20.04 (if not cleanly applyable)! ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Skipper Bug Screeners (skipper-screen-team) Status: New ** Tags: architecture-s3903164 bugnameltc-192501 severity-high targetmilestone-inin2104 -- [Ubuntu 21.04]: net/mlx5: Fix HW spec violation configuring uplink (mandatory for 20.04) https://bugs.launchpad.net/bugs/1925452 You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
