Verbose output of block device scan during mount

[RlndVt]

Mounting a array with bcachefs mount UUID= results in a verbose scan of all block devices:

# bcachefs mount UUID=bf512699-6643-4d96-a793-daaf3f1d34f1 /mnt/vault < /keyHathorsVault 
bcachefs (/dev/sda): error reading default superblock: Not a bcachefs superblock (got magic 00000000-0000-0000-0000-000000000000)
bcachefs (/dev/sda): error reading superblock: Not a bcachefs superblock layout
bcachefs (/dev/sda1): error reading default superblock: Not a bcachefs superblock (got magic 00000001-0000-0652-369e-d3b46f64459f)
bcachefs (/dev/sda1): error reading superblock: Not a bcachefs superblock layout
bcachefs (/dev/sda2): error reading default superblock: Not a bcachefs superblock (got magic 00000000-0000-0000-0000-000000000000)
bcachefs (/dev/sda2): error reading superblock: Not a bcachefs superblock layout
bcachefs (/dev/sda3): error reading default superblock: Not a bcachefs superblock (got magic 00100000-0000-0000-00f0-0f0000000000)
bcachefs (/dev/sda3): error reading superblock: Not a bcachefs superblock layout
[...]
bcachefs (/dev/sdi): error reading default superblock: Not a bcachefs superblock (got magic 00000000-0000-0000-0000-000000000000)
bcachefs (/dev/sdi): error reading superblock: Not a bcachefs superblock layout
bcachefs (/dev/zram0): error reading default superblock: Not a bcachefs superblock (got magic 00000000-0000-0000-0000-000000000000)
bcachefs (/dev/zram0): error reading superblock: IO error: -5
bcachefs (/dev/dm-0): error reading default superblock: Not a bcachefs superblock (got magic 3b280000-0000-0000-3b28-000000000000)
bcachefs (/dev/dm-0): error reading superblock: Not a bcachefs superblock layout
[...]
bcachefs (/dev/dm-9): error reading default superblock: Not a bcachefs superblock (got magic 70e96600-0000-0000-0000-000000000000)
bcachefs (/dev/dm-9): error reading superblock: Not a bcachefs superblock layout

# bcachefs version
1.6.1

# dnf info bcachefs-tools
Last metadata expiration check: 3:27:05 ago on Thu Feb 15 18:09:49 2024.
Installed Packages
Name         : bcachefs-tools
Version      : 1.6.1
Release      : 1.fc39
Architecture : x86_64
Size         : 2.8 M
Source       : bcachefs-tools-1.6.1-1.fc39.src.rpm
[...]