Public bug reported: Running Ubuntu 16.04 LTS, upgraded from a 15.10 that did not show the issue.
Initramd fails at setting up the encrypted /usr partition. At the (initramfs) prompt the following command is accepted and succeeds at decrypting the partition: cryptsetup --key-file /root/etc/keys/sda5_usr open --type luks /dev/sda5 sda5_usr After entering the above command and pressing <Ctrl>+<d> to exit the initramfs shell, system boot resumes and completes successfully. /etc (in the initramd) does not have the crypttab file, which is present in the decrypted and mounted root filesystem in /root/etc. The problem manifests itself regardless that in /etc/initramfs- tools/initramfs.conf MODULES=most or MODULES=dep is set before generating the initrd. Terminal output of the failed boot up to the initramfs prompt: Begin: Running /scripts/init-premount ... done Begin: Mounting root file system ... Begin: Running /scripts/local-top ... Please unlock disk sda3_ubuntu_root: [ 120.025413] NET: Registered protocol family 38 cryptsetup: sda3_ubuntu_root set up successfully done. Begin: Running /scripts/local-premount ... done. Begin: Will now check root file system ... fsck from util-linux 2.27.1 [/sbin/fsck.ext4 (1) -- /dev/mapper/sda3_ubuntu_root] fsck.ext4 -a -C0 /dev/mapper/sda3_ubuntu_root Ubuntu_rootfs: clean, 44092/625056 files, 801590/2499604 blocks done. [ 126.996543] EXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts: (null) done. Begin: mounting /usr file system ... Begin: Waiting for /usr file system ... Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. done. Gave up waiting for /usr device. Common problems: - Boot args (cat /proc/cmdline) - Check rootdelay= (did the system wait long enough?) - Missing modules (cat /proc/modules; ls /dev) ALERT! UUID=6b18125b-32be-458c-a623-612a14e74eb3 does not exist. Dropping to a shell! BusyBox v1.22.1 (Ubuntu 1:1.22.0-15ubuntu1) built-in shell (ash) Enter 'help' for a list of built-in commands. (initramfs) _ ** Affects: initramfs-tools (Ubuntu) Importance: Undecided Status: New ** Tags: cryptsetup initramfs -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1594073 Title: 16.04 - initrd fails to decrypt and mount /usr directory when it's on it's own cryptsetup partition To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1594073/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs