Public bug reported: During the SRU testing for 5.15.0-112 kernel, I found some machines freeze at very early stage of booting process. The last messages displayed on the screen are: Loading Linux 5.15.0-112-generic... Loading initial ramdisk...
It looks like it's very similar to this bug. https://bugs.launchpad.net/ubuntu/mantic/+source/linux/+bug/2061940 Here is the list of the impacted machines that I found so far https://certification.canonical.com/hardware/202107-29332 https://certification.canonical.com/hardware/202107-29331 https://certification.canonical.com/hardware/202105-29007 https://certification.canonical.com/hardware/202104-28970 https://certification.canonical.com/hardware/202104-28965 https://certification.canonical.com/hardware/202104-28966 https://certification.canonical.com/hardware/202104-28968 https://certification.canonical.com/hardware/202104-28969 https://certification.canonical.com/hardware/202104-28970 ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: cert-sru regression-proposed ** Attachment added: "DSC_1856.JPG" https://bugs.launchpad.net/bugs/2069400/+attachment/5789474/+files/DSC_1856.JPG -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2069400 Title: Some DUTs can't boot up after installing the hwe kernel in the proposed on Focal To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2069400/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs