[Bug 1928594] [NEW] Setting up encrypted swap causes ordering cycle

Vasya Pupkin 1928594 at bugs.launchpad.net
Sun May 16 15:48:27 UTC 2021 

Public bug reported:

root at home:~# cat /etc/crypttab
# <target name> <source device>         <key file>      <options>
cswap /dev/disk/by-partuuid/95605326-e210-4e13-9f93-50cc3d556aca /dev/urandom cipher=aes-xts-plain64,size=256,hash=sha1,swap

root at home:~# update-initramfs -u
update-initramfs: Generating /boot/initrd.img-5.4.0-73-generic
cryptsetup: WARNING: Resume target cswap uses a key file

After reboot:

root at home:~# systemctl status systemd-random-seed.service
● systemd-random-seed.service - Load/Save Random Seed
     Loaded: loaded (/lib/systemd/system/systemd-random-seed.service; static; vendor preset: enabled)
     Active: inactive (dead)
       Docs: man:systemd-random-seed.service(8)
             man:random(4)

May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on cryptsetup.target/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on systemd-cryptsetup at cswap.service/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Job systemd-random-seed.service/start deleted to break ordering cycle starting with systemd-cryptsetup at cswap.service/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found ordering cycle on systemd-random-seed.service/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on zfs-mount.service/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on zfs-import.target/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on zfs-import-cache.service/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on cryptsetup.target/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on systemd-cryptsetup at cswap.service/start
May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Job systemd-random-seed.service/start deleted to break ordering cycle starting with systemd-cryptsetup at cswap.service/start

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: systemd 245.4-4ubuntu3.6
ProcVersionSignature: Ubuntu 5.4.0-73.82-generic 5.4.106
Uname: Linux 5.4.0-73-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu27.17
Architecture: amd64
CasperMD5CheckMismatches: ./boot/grub/efi.img
CasperMD5CheckResult: fail
Date: Sun May 16 18:40:45 2021
InstallationDate: Installed on 2021-01-21 (115 days ago)
InstallationMedia: Ubuntu-Server 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
Lsusb:
 Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 001 Device 002: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Lsusb-t:
 /:  Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 10000M
 /:  Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M
 /:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 5000M
 /:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M
     |__ Port 6: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
MachineType: System manufacturer System Product Name
ProcEnviron:
 SHELL=/bin/bash
 LANG=C.UTF-8
 TERM=screen.xterm-256color
 PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-73-generic root=UUID=7c964d4b-ef4d-40df-b297-631e4233f297 ro bootdegraded=true transparent_hugepage=never
SourcePackage: systemd
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/14/2018
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 3801
dmi.board.asset.tag: Default string
dmi.board.name: Z170-E
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr3801:bd03/14/2018:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ170-E:rvrRev1.xx:cvnDefaultstring:ct3:cvrDefaultstring:
dmi.product.family: To be filled by O.E.M.
dmi.product.name: System Product Name
dmi.product.sku: SKU
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer

** Affects: systemd (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug focal third-party-packages

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https://bugs.launchpad.net/bugs/1928594

Title:
  Setting up encrypted swap causes ordering cycle

Status in systemd package in Ubuntu:
  New

Bug description:
  root at home:~# cat /etc/crypttab
  # <target name> <source device>         <key file>      <options>
  cswap /dev/disk/by-partuuid/95605326-e210-4e13-9f93-50cc3d556aca /dev/urandom cipher=aes-xts-plain64,size=256,hash=sha1,swap

  root at home:~# update-initramfs -u
  update-initramfs: Generating /boot/initrd.img-5.4.0-73-generic
  cryptsetup: WARNING: Resume target cswap uses a key file

  After reboot:

  root at home:~# systemctl status systemd-random-seed.service
  ● systemd-random-seed.service - Load/Save Random Seed
       Loaded: loaded (/lib/systemd/system/systemd-random-seed.service; static; vendor preset: enabled)
       Active: inactive (dead)
         Docs: man:systemd-random-seed.service(8)
               man:random(4)

  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on cryptsetup.target/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on systemd-cryptsetup at cswap.service/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Job systemd-random-seed.service/start deleted to break ordering cycle starting with systemd-cryptsetup at cswap.service/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found ordering cycle on systemd-random-seed.service/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on zfs-mount.service/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on zfs-import.target/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on zfs-import-cache.service/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on cryptsetup.target/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Found dependency on systemd-cryptsetup at cswap.service/start
  May 16 18:29:16 home systemd[1]: systemd-cryptsetup at cswap.service: Job systemd-random-seed.service/start deleted to break ordering cycle starting with systemd-cryptsetup at cswap.service/start

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: systemd 245.4-4ubuntu3.6
  ProcVersionSignature: Ubuntu 5.4.0-73.82-generic 5.4.106
  Uname: Linux 5.4.0-73-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.20.11-0ubuntu27.17
  Architecture: amd64
  CasperMD5CheckMismatches: ./boot/grub/efi.img
  CasperMD5CheckResult: fail
  Date: Sun May 16 18:40:45 2021
  InstallationDate: Installed on 2021-01-21 (115 days ago)
  InstallationMedia: Ubuntu-Server 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
  Lsusb:
   Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 002: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  Lsusb-t:
   /:  Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 10000M
   /:  Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M
   /:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 5000M
   /:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M
       |__ Port 6: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
  MachineType: System manufacturer System Product Name
  ProcEnviron:
   SHELL=/bin/bash
   LANG=C.UTF-8
   TERM=screen.xterm-256color
   PATH=(custom, no user)
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-73-generic root=UUID=7c964d4b-ef4d-40df-b297-631e4233f297 ro bootdegraded=true transparent_hugepage=never
  SourcePackage: systemd
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/14/2018
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 3801
  dmi.board.asset.tag: Default string
  dmi.board.name: Z170-E
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: Rev 1.xx
  dmi.chassis.asset.tag: Default string
  dmi.chassis.type: 3
  dmi.chassis.vendor: Default string
  dmi.chassis.version: Default string
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr3801:bd03/14/2018:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ170-E:rvrRev1.xx:cvnDefaultstring:ct3:cvrDefaultstring:
  dmi.product.family: To be filled by O.E.M.
  dmi.product.name: System Product Name
  dmi.product.sku: SKU
  dmi.product.version: System Version
  dmi.sys.vendor: System manufacturer

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