mdcheck_start.service - wrong ExecStart command

[Antonin Vecera]

mdcheck_start.service failed because

/lib/systemd/system/mdcheck_start.service has bad command:

ExecStart=/usr/share/mdadm/mdcheck --duration $MDADM_CHECK_DURATION

"mdcheck" does not exists!

ls -l /usr/share/mdadm
-rwxr-xr-x 1 root root 6475 led 23 2020 checkarray
-rwxr-xr-x 1 root root 2637 led 23 2020 mkconf

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: mdadm 4.1-5ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-45.49-generic 5.4.55
Uname: Linux 5.4.0-45-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.8
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sun Sep 6 13:02:54 2020
InstallationDate: Installed on 2020-04-24 (135 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
Lsusb:
 Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd QEMU USB Tablet
 Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Lsusb-t:
 /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
     |__ Port 1: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 12M
MDadmExamine.dev.sda: Error: command ['/sbin/mdadm', '-E', '/dev/sda'] failed with exit code 1: mdadm: cannot open /dev/sda: Permission denied
MDadmExamine.dev.sda1: Error: command ['/sbin/mdadm', '-E', '/dev/sda1'] failed with exit code 1: mdadm: cannot open /dev/sda1: Permission denied
MDadmExamine.dev.sda2: Error: command ['/sbin/mdadm', '-E', '/dev/sda2'] failed with exit code 1: mdadm: cannot open /dev/sda2: Permission denied
MDadmExamine.dev.sda5: Error: command ['/sbin/mdadm', '-E', '/dev/sda5'] failed with exit code 1: mdadm: cannot open /dev/sda5: Permission denied
MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=cs_CZ.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-45-generic root=UUID=d07e3eaa-c5af-4e64-80c0-706f93d86b14 ro quiet splash vt.handoff=7
ProcMDstat:
 Personalities :
 unused devices: <none>
SourcePackage: mdadm
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/01/2014
dmi.bios.vendor: SeaBIOS
dmi.bios.version: 1.13.0-1ubuntu1
dmi.chassis.type: 1
dmi.chassis.vendor: QEMU
dmi.chassis.version: pc-i440fx-focal
dmi.modalias: dmi:bvnSeaBIOS:bvr1.13.0-1ubuntu1:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-focal:cvnQEMU:ct1:cvrpc-i440fx-focal:
dmi.product.name: Standard PC (i440FX + PIIX, 1996)
dmi.product.version: pc-i440fx-focal
dmi.sys.vendor: QEMU
etc.blkid.tab: Error: [Errno 2] Adresář nebo soubor neexistuje: '/etc/blkid.tab'