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[This is an automated message performed by a Launchpad user owned by ~brian-murray, for any issues please contact him.] ** Tags added: patch -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1875577 Title: Encrypted swap won't load on 20.04 with zfs root Status in zfs-linux package in Ubuntu: Confirmed Bug description: root@eu1:/var/log# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 20.04 LTS Release: 20.04 Codename: focal root@eu1:/var/log# apt-cache policy cryptsetup cryptsetup: Installed: (none) Candidate: 2:2.2.2-3ubuntu2 Version table: 2:2.2.2-3ubuntu2 500 500 http://archive.ubuntu.com/ubuntu focal/main amd64 Packages OTHER BACKGROUND INFO: ====================== 1. machine has 2 drives. each drive is partitioned into 2 partitions, zfs and swap 2. Ubuntu 20.04 installed on ZFS root using debootstrap (debootstrap_1.0.118ubuntu1_all) 3. The ZFS root pool is a 2 partition mirror (the first partition of each disk) 4. /etc/crypttab is set up as follows: swap /dev/disk/by-id/nvme-SAMSUNG_MZVLB1T0HALR-00000_S3W6NX0M802914-part2 /dev/urandom swap,cipher=aes-xts-plain64,size=256 swap /dev/disk/by-id/nvme-SAMSUNG_MZVLB1T0HALR-00000_S3W6NX0M802933-part2 /dev/urandom swap,cipher=aes-xts-plain64,size=256 WHAT I EXPECTED =============== I expected machine would reboot and have encrypted swap that used two devices under /dev/mapper WHAT HAPPENED INSTEAD ===================== On reboot, swap setup fails with the following messages in /var/log/syslog: Apr 28 17:13:01 eu1 kernel: [ 5.360793] systemd[1]: cryptsetup.target: Found ordering cycle on systemd-cryptsetup@swap.service/start Apr 28 17:13:01 eu1 kernel: [ 5.360795] systemd[1]: cryptsetup.target: Found dependency on systemd-random-seed.service/start Apr 28 17:13:01 eu1 kernel: [ 5.360796] systemd[1]: cryptsetup.target: Found dependency on zfs-mount.service/start Apr 28 17:13:01 eu1 kernel: [ 5.360797] systemd[1]: cryptsetup.target: Found dependency on zfs-load-module.service/start Apr 28 17:13:01 eu1 kernel: [ 5.360798] systemd[1]: cryptsetup.target: Found dependency on cryptsetup.target/start Apr 28 17:13:01 eu1 kernel: [ 5.360799] systemd[1]: cryptsetup.target: Job systemd-cryptsetup@swap.service/start deleted to break ordering cycle starting with cryptsetup.target/start . . . . . . Apr 28 17:13:01 eu1 kernel: [ 5.361082] systemd[1]: Unnecessary job for /dev/disk/by-id/nvme-SAMSUNG_MZVLB1T0HALR-00000_S3W6NX0M802914-part2 was removed Also, /dev/mapper does not contain any swap devices: root@eu1:/var/log# ls -l /dev/mapper total 0 crw------- 1 root root 10, 236 Apr 28 17:13 control root@eu1:/var/log# And top shows no swap: MiB Swap: 0.0 total, 0.0 free, 0.0 used. 63153.6 avail Mem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1875577/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
