i note in removing these problem packages and downgrading to 1034 that there appears to be different subversions of the 1038 build
root@piserver2:~# apt-get purge linux-image-4.4.0-1038-raspi2 linux-headers-4.4.0-1038-raspi2 linux-raspi2-headers-4.4.0-1038 Reading package lists... Done Building dependency tree Reading state information... Done The following packages will be REMOVED: linux-headers-4.4.0-1038-raspi2* linux-headers-raspi2* linux-image-4.4.0-1038-raspi2* linux-image-raspi2* linux-raspi2* linux-raspi2-headers-4.4.0-1038* 0 upgraded, 0 newly installed, 6 to remove and 0 not upgraded. After this operation, 182 MB disk space will be freed. Do you want to continue? [Y/n] y (Reading database ... 95924 files and directories currently installed.) Removing linux-raspi2 (4.4.0.1038.37) ... Removing linux-headers-raspi2 (4.4.0.1038.37) ... Removing linux-headers-4.4.0-1038-raspi2 (4.4.0-1038.45) ... Removing linux-image-raspi2 (4.4.0.1038.37) ... Removing linux-image-4.4.0-1038-raspi2 (4.4.0-1038.45) ... where as the 1034 build the sub versions all match for the relevant packages: 4.4.0-1034.41 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1652270 Title: Could not boot into RPi3 with kernel 4.4.0-1038-raspi2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi2/+bug/1652270/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs