This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1785739 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Changed in: linux (Ubuntu Bionic) Status: New => Incomplete ** Changed in: linux (Ubuntu Xenial) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1785739 Title: [Regression] APM Merlin boards fail to recover link after interface down/up Status in linux package in Ubuntu: Incomplete Status in linux source package in Xenial: Incomplete Status in linux source package in Bionic: Incomplete Status in linux source package in Cosmic: Incomplete Bug description: [Impact] On an APM Merlin (X-Gene2) board, the onboard 1G interface fails to re-establish link when the interface is brought down and back up. Juju + MAAS provider does this after every install (so to configure a bridge), making this config unusable. This was actually a regression introduced by the fix for LP: #1632739 in 4.4.0-48.69. [Test Case] 1) From a remote system, start a ping to the IP address of the Merlin board's eth0 interface. 2) On the merlin board: sudo ifconfig eth0 down; sudo ifconfig eth0 up 3) Ping should recover, but doesn't [Fix] commit 84a527a41f38a80353f185d05e41b021e1ff672b Author: Shaohui Xie <shaohui....@nxp.com> Date: Tue May 10 17:42:26 2016 +0800 net: phylib: fix interrupts re-enablement in phy_start [Regression Risk] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1785739/+subscriptions -- 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