Re: Schrödinger's hash

On 6/25/26 20:44, Charles Curley wrote:
> On Thu, 25 Jun 2026 18:07:21 -0700 David Christensen wrote:
>> That would make sense, especially since Linux 6.12 appears to be the
>> kernel for Debian Stable (Trixie):
>>
>> https://packages.debian.org/trixie/all/allpackages
> 
> OK, will do.


Thank you.


> However, things are back up in the air. I rebooted to 7.0.10, and ran
> some backups. The prior testing has been all reading: checksum
> verification. Nothing on the disk actually changed. This backs from the
> SSD to the RAID array. I had several directories fail with the error
> message "failed: Bad message (74)", whatever that means.
>
> I immediately fscked the logical volume. No errors. I then diffed the
> directories against the originals. There were for instances of files
> found in the backups and not in the originals. Otherwise the "failed"
> directories were intact and duplicated the originals. I conjecture that
> rsync attempted to delete them and failed to do so. I conjecture that
> the next pass will get them.


Are you booting the OS disk and running backups, or are you booting live 
media and backing up?


Please post a console session that shows prompts, commands entered, and 
output displayed.  If you are using shell scripts, please enable the 
"xtrace" option.


David