On Thu, Jul 25, 2024 at 3:15 PM Richard Shaw <hobbes1...@gmail.com> wrote:

> I recently had the Fedora install on my laptop go sideways (Ryzen 5 4500U
> w/ nvme disk).
>

It would be helpful to mention if this was a fresh install, which spin, and
whether it had been updated.


> The filesystem was going readonly so I installed System Rescue CD to a
> thumb drive to investigate. Sure enough I had 4 unrecoverable errors.
>

Compare btrfs mount options and btrfs-tools versions used by the two
systems.

Fedora Live USB installer images can be used for rescue, and should avoid
problems with different kernel and btrfs-tools versions.


>
> I don't keep anything critical on it so I decided to just reinstall with
> Fedora 40. Installation went fine but I did notice weird dnf output on my
> first updated buy everything SEEMED fine...
>
> I rebooted after the update and tried to log in when after a minute or two
> the system froze. Rebooted and sure enough a `dmesg | grep BTRFS` showed an
> error.
>
> Back to booting with System Rescue CD neither a `btrfs check
> --check-data-csum` or after mounting, a `btrfs scrub` show any errors.
>
> So who's right? And if there is an error, what's causing it? I've checked
> the drive with smartctl and even let the factory HP firmware diag tools run
> in a loop overnight checking everything without error.
>

 Non-reproducible issues could be bad RAM.   The Fedora Live USB image has
memtest86+.


-- 
George N. White III
-- 
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