Bug#1109116: linux-image-6.12.35+deb13-amd64: The system cannot be fully booted, the system hangs before loading the graphical environment.

[Grzegorz <gregluter@gmail.com>]

    On Fri, 11 Jul 2025 17:24:46 +0200 Grzegorz Plichta
    <gregluter@gmail.com> wrote:
    > Package: linux-image-6.12.35+deb13-amd64
    > Version: 6.12.35-1
    > Severity: important
    > X-Debbugs-Cc: debian-amd64@lists.debian.org,
    gregluter@gmail.com
    > User: debian-amd64@lists.debian.org
    > Usertags: amd64
    > 
    > Dear Maintainer,
    > 
    > *** Reporter, please consider answering these questions, where
    appropriate ***
    > 
    > * What led up to the situation?
    > * What exactly did you do (or not do) that was effective (or
    > ineffective)?
    > * What was the outcome of this action?
    > * What outcome did you expect instead?
    > 
    > *** End of the template - remove these template lines ***
    > 
    > 
    > -- System Information:
    > Debian Release: 13.0
    > APT prefers testing-security
    > APT policy: (500, 'testing-security'), (500, 'testing'), (100,
    'unstable')
    > Architecture: amd64 (x86_64)
    > 
    > Kernel: Linux 6.12.33+deb13-amd64 (SMP w/24 CPU threads;
    PREEMPT)
    > Locale: LANG=pl_PL.UTF-8, LC_CTYPE=pl_PL.UTF-8 (charmap=UTF-8),
    LANGUAGE not set
    > Shell: /bin/sh linked to /usr/bin/dash
    > Init: systemd (via /run/systemd/system)
    > LSM: AppArmor: enabled
    > 
    > Versions of packages linux-image-6.12.35+deb13-amd64 depends
    on:
    > ii initramfs-tools [linux-initramfs-tool] 0.148.3
    > ii kmod 34.2-2
    > ii linux-base 4.12
    > 
    > Versions of packages linux-image-6.12.35+deb13-amd64
    recommends:
    > ii apparmor 4.1.0-1
    > 
    > Versions of packages linux-image-6.12.35+deb13-amd64 suggests:
    > pn debian-kernel-handbook <none>
    > pn firmware-linux-free <none>
    > ii grub-efi-amd64 2.12-9

> pn linux-doc-6.12 <none>

The problem occurs when the Intel Arc B580 graphics card is present in the computer.