[Bug 2017969] [NEW] md_check_devices

[geole0]

Public bug reported:

Hello
With 23.04 server
The message is
"comparing device lists: expected: ['/dev/sdd2', '/dev/sdd2'] found: ['/dev/sdd2', '/dev/sdc2']"

I think that found is good and expected is bad.

The whole sequence.

RAID validation: name=/dev/md126 raidlevel=raid1 devices=['/dev/sdd2', '/dev/sdd2'] spares=[] container=None
 Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
 Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
 md_check_devices: md_raid_devs: ['/dev/sdd2', '/dev/sdc2']
 
 assembling preserved raid for /dev/md126
 Running command ['mdadm', '--assemble', '/dev/md126', '--run', '/dev/sdd2', '/dev/sdd2'] with allowed return codes [0, 1, 2] (capture=True)
 mdadm assemble scan results:
 
 mdadm: /dev/sdd2 is busy - skipping
 mdadm: /dev/sdd2 is busy - skipping
 
 Running command ['mdadm', '--detail', '--scan', '-v'] with allowed return codes [0, 1] (capture=True)
 mdadm detail scan after assemble:
 ARRAY /dev/md/p:0 level=raid1 num-devices=2 metadata=1.2 name=p:0 UUID=674fce4b:9e294038:7a2c5820:89776774
    devices=/dev/sda18,/dev/sda24
 ARRAY /dev/md/p:0_0 level=raid1 num-devices=2 metadata=1.2 name=p:0 UUID=d89a48bb:40368e12:60d66f89:1efe470d
    devices=/dev/sdc2,/dev/sdd2
 
 
 Running command ['udevadm', 'settle'] with allowed return codes [0] (capture=False)
 TIMED udevadm_settle(): 0.022
 RAID validation: name=/dev/md126 raidlevel=raid1 devices=['/dev/sdd2', '/dev/sdd2'] spares=[] container=None
 Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
 Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
 md_check_devices: md_raid_devs: ['/dev/sdd2', '/dev/sdc2']
 comparing device lists: expected: ['/dev/sdd2', '/dev/sdd2'] found: ['/dev/sdd2', '/dev/sdc2']
 Verified /dev/md126 raid composition, raid is not OK
 Error checking raid /dev/md126: RAID array device list does not match. Missing: set() Extra: {'/dev/sdc2'}
 Error checking raid /dev/md126: RAID array device list does not match. Missing: set() Extra: {'/dev/sdc2'}
 An error occured handling 'raid-md126': ValueError - Verified /dev/md126 raid composition, raid is not OK
 finish: cmd-install/stage-partitioning/builtin/cmd-block-meta: FAIL: configuring raid: raid-md126
 TIMED BLOCK_META: 5.605

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

** Attachment added: "crash file"
   https://bugs.launchpad.net/bugs/2017969/+attachment/5669358/+files/1682668111.205559254.install_fail.crash

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https://bugs.launchpad.net/bugs/2017969

Title:
  md_check_devices

Status in subiquity package in Ubuntu:
  New

Bug description:
  Hello
  With 23.04 server
  The message is
  "comparing device lists: expected: ['/dev/sdd2', '/dev/sdd2'] found: ['/dev/sdd2', '/dev/sdc2']"

  I think that found is good and expected is bad.

  The whole sequence.

  RAID validation: name=/dev/md126 raidlevel=raid1 devices=['/dev/sdd2', '/dev/sdd2'] spares=[] container=None
   Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
   Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
   md_check_devices: md_raid_devs: ['/dev/sdd2', '/dev/sdc2']
   
   assembling preserved raid for /dev/md126
   Running command ['mdadm', '--assemble', '/dev/md126', '--run', '/dev/sdd2', '/dev/sdd2'] with allowed return codes [0, 1, 2] (capture=True)
   mdadm assemble scan results:
   
   mdadm: /dev/sdd2 is busy - skipping
   mdadm: /dev/sdd2 is busy - skipping
   
   Running command ['mdadm', '--detail', '--scan', '-v'] with allowed return codes [0, 1] (capture=True)
   mdadm detail scan after assemble:
   ARRAY /dev/md/p:0 level=raid1 num-devices=2 metadata=1.2 name=p:0 UUID=674fce4b:9e294038:7a2c5820:89776774
      devices=/dev/sda18,/dev/sda24
   ARRAY /dev/md/p:0_0 level=raid1 num-devices=2 metadata=1.2 name=p:0 UUID=d89a48bb:40368e12:60d66f89:1efe470d
      devices=/dev/sdc2,/dev/sdd2
   
   
   Running command ['udevadm', 'settle'] with allowed return codes [0] (capture=False)
   TIMED udevadm_settle(): 0.022
   RAID validation: name=/dev/md126 raidlevel=raid1 devices=['/dev/sdd2', '/dev/sdd2'] spares=[] container=None
   Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
   Running command ['mdadm', '--query', '--detail', '--export', '/dev/md126'] with allowed return codes [0] (capture=True)
   md_check_devices: md_raid_devs: ['/dev/sdd2', '/dev/sdc2']
   comparing device lists: expected: ['/dev/sdd2', '/dev/sdd2'] found: ['/dev/sdd2', '/dev/sdc2']
   Verified /dev/md126 raid composition, raid is not OK
   Error checking raid /dev/md126: RAID array device list does not match. Missing: set() Extra: {'/dev/sdc2'}
   Error checking raid /dev/md126: RAID array device list does not match. Missing: set() Extra: {'/dev/sdc2'}
   An error occured handling 'raid-md126': ValueError - Verified /dev/md126 raid composition, raid is not OK
   finish: cmd-install/stage-partitioning/builtin/cmd-block-meta: FAIL: configuring raid: raid-md126
   TIMED BLOCK_META: 5.605

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