Package: grub2 Version: 2.12-5 Severity: normal Dear Maintainer,
In grub2, used peimage and chainloader modules. In Secure Boot Off state, cmdline is passed to linux by chainloader. However, in Secure Boot On state, cmdline is broken. See https://github.com/jclab-joseph/shim-cmdline-bug There are also reproducible scripts and captured images. -- System Information: Debian Release: trixie/sid APT prefers noble-updates APT policy: (500, 'noble-updates'), (500, 'noble-security'), (500, 'noble'), (100, 'noble-backports') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 6.8.0-47-generic (SMP w/16 CPU threads; PREEMPT) Kernel taint flags: TAINT_USER, TAINT_OOT_MODULE Locale: LANG=ko_KR.UTF-8, LC_CTYPE=ko_KR.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 grub2 depends on: ii grub-common 2.12-1ubuntu7 ii grub-pc 2.12-1ubuntu7 grub2 recommends no packages. grub2 suggests no packages.