I tried the maniline kernel with bisect method. We need bisect the patch from v5.10.57 to v5.11-rc2, and v5.11-rc1 didn't provide deb package because of building failure.
v5.10 works fine v5.10.57 works fine v5.11 doesn't work v5.11-rc4 doesn't work v5.11-rc2 doesn't work -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1938999 Title: External displays not working on Thinkpad T490 with ThinkPad Thunderbolt 3 Dock To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1938999/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
