Bug#1076372: Re.: linux-image-6.5.0-0.deb12.4-amd64: ext4 file corruption with newer kernels

[Salvatore Bonaccorso <carnil@debian.org>]

Hi Stefan,

On Wed, Aug 14, 2024 at 01:22:05AM +0200, Stefan wrote:
> Hi Salvatore,
> 
> sorry, I had not the time to run all tests I planned.
> 
> Here is what I found out so far:
> 
> * The errors can be reproduced with the program `f3`, see
> https://fight-flash-fraud.readthedocs.io/en/latest/index.html. Errors
> are reported as "overwritten sectors", which probably means that they
> are address errors. The strange thing is, that the errors seem to
> disappear after the program runs a while (in contrast to the older test;
> log file enclosed). I tried to induce the/more errors (`stress-ng
> --cpu`, deleting files while f3 is running), but had no success. (It may
> be an issue with the pattern generator of `f3`.)
> 
> * The errors cannot be reproduced on other systems (tested 3 ones), so
> it is hardware specific.
> 
> * The bug is not fixed in 6.10 kernels
> 
> I had not sufficient time to test another nvm. This would reveal whether
> it is a problem with the mainboard+CPU or with the nvm.

Did you had a chance to do these further tests?

In meanwhile we have retitled the bug to make it more specific to the
Longsys/Lexar NM790 NVMe drive.

Regards,
Salvatore