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 1772467 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 -- 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/1772467 Title: Driver iwlwifi for Intel Wireless-AC 9560 is slow and unreliable in kernel 4.15.0-20-generic Status in linux package in Ubuntu: Incomplete Bug description: This is a hardware specific issue with Ubuntu 18.04 and kernel 4.15.0-20-generic. The driver for the Intel AC 9560 wireless chip causes the problem. Driver location: https://www.intel.com/content/www/us/en/support/articles/000005511 /network-and-i-o/wireless-networking.html The wifi connection is very slow (1MB instead of 100MB possible download speed, upload speed is normal) and is also very unreliable. When installing the 4.16 kernel from mainline kernel http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.16/ the described problem is solved. Sytem data: Description: Ubuntu 18.04 LTS Release: 18.04 Package: 4.15.0-20-generic driver=iwlwifi driverversion=4.15.0-20-generic firmware=34.0.0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1772467/+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