Bug#1092960: linux-image-6.1.0-29-amd64: Kernel OOPS when specifying ZRAM block device parameters

[Salvatore Bonaccorso <carnil@debian.org>]

Control: forwarded -1 https://lore.kernel.org/regressions/010001944286f97d-fe02c461-e7af-4644-9155-a96995709804-000000@email.amazonses.com/
Control: tags -1 + upstream

Hi,

On Tue, Jan 14, 2025 at 12:25:06AM +0300, Pavel Frolov wrote:
> Package: src:linux
> Version: 6.1.123-1
> Severity: normal
> X-Debbugs-Cc: radjah@yandex.ru
> 
> Dear Maintainer,
> 
>    * What led up to the situation?
>    Command "modprobe zram" create /dev/zram0
>    Command "/sbin/zramctrl -s 1G -f" fail
>    systemd-zram-generator do the same
> 
>    * What exactly did you do (or not do) that was effective (or
>      ineffective)?
>    Use previous version of kernel (6.1.0-28)
> 
>    * What was the outcome of this action?
>    Kernel log contains errors and trace. Block device not working. Module "zram" can not be removed without reboot.
>  
>    * What outcome did you expect instead?
>    Successfully creating a 1GB block device

Yes, there is a zram related regression in at least the 6.1.y upstream
stable series, cf. https://lore.kernel.org/regressions/010001944286f97d-fe02c461-e7af-4644-9155-a96995709804-000000@email.amazonses.com/

Regards,
Salvatore