Public bug reported: [Impact] On some thinkpad laptops, Realtek USB3.0 Card Reader [0bda:0328] reports wrong port status on Cannon lake PCH USB3.1 xHCI [8086:a36d] after resume from S3, then kernel hang.
[Fix] Restrict the USB2 resume status check in USB2 roothub to fix hang issue. [Test Case] Suspend/resume 30 times OK. [Regression Potential] Low, upstream fix cherry-picked. These 2 patches are already Cc: sta...@vger.kernel.org, cosmic and future kernel will get these 2 patches. ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1805344 Title: SRU: Fix kernel xhci hang when resume from S3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1805344/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs