thread 'delete_garbage_kernel' panicked at systemd/tests/gc.rs:78:5:

[siflfran]

As of today I'm seeing the following error when I try to do nixos-rebuild switch:

error: builder for '/nix/store/30ppgk2a1rm50mr1da2kgc7ms942l6zs-lzbt-systemd-0.4.1.drv' failed with exit code 101;
       last 25 log lines:
       > /build/.tmpSDH1LO/EFI/systemd/systemd-bootx64.efi
       > /build/.tmpSDH1LO/EFI/nixos
       > /build/.tmpSDH1LO/EFI/nixos/kernel-6.1.1-zhmu3hhlhnsg3ilnzw3dc6g27zezpk4ewbenakgrqmv7o4wwnbra.efi
       > /build/.tmpSDH1LO/EFI/nixos/initrd-6.1.1-zhmu3hhlhnsg3ilnzw3dc6g27zezpk4ewbenakgrqmv7o4wwnbra.efi
       > /build/.tmpSDH1LO/EFI/nixos/kernel-garbage.efi
       > /build/.tmpSDH1LO/EFI/Linux
       > /build/.tmpSDH1LO/EFI/Linux/nixos-generation-3-gdobal3gnrydtu2hkjr6aty5ihazixu7eiruff2mgxobcbbf3zia.efi
       > /build/.tmpSDH1LO/EFI/Linux/nixos-generation-1-75orshrckqddtje5bywg33x52dapwmay4pgejxtppi7u64o5aida.efi
       > /build/.tmpSDH1LO/EFI/Linux/nixos-generation-2-kuifdsrm66uiwa6y4ur2gmqnjbvwgn7uj26tusvetjlcqyynnxha.efi
       > /build/.tmpSDH1LO/EFI/BOOT
       > /build/.tmpSDH1LO/EFI/BOOT/BOOTX64.EFI
       > /build/.tmpSDH1LO/loader
       > /build/.tmpSDH1LO/loader/loader.conf
       > thread 'delete_garbage_kernel' panicked at systemd/tests/gc.rs:78:5:
       > assertion failed: output1.status.success()
       >
       >
       > failures:
       >     delete_garbage_kernel
       >     keep_only_configured_number_of_generations
       >     keep_unrelated_files_on_esp
       >
       > test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.59s
       >
       > error: test failed, to rerun pass `-p lzbt-systemd --test gc`
       For full logs, run 'nix log /nix/store/30ppgk2a1rm50mr1da2kgc7ms942l6zs-lzbt-systemd-0.4.1.drv'.
error: 1 dependencies of derivation '/nix/store/hxzmbkrczjn2xppg8s88lv2nxlfyhk11-lzbt.drv' failed to build
error: 1 dependencies of derivation '/nix/store/bp5h1lgj04j1c0asc91wnlpj830kzps3-bootinstall.drv' failed to build

I've been using lanzaboote successfully for several months now, this error is new.

Output of nix-info -m:

 - system: `"x86_64-linux"`
 - host os: `Linux 6.12.9, NixOS, 25.05 (Warbler), 25.05.20250116.62e9d4a`
 - multi-user?: `yes`
 - sandbox: `yes`
 - version: `nix-env (Nix) 2.25.4`
 - channels(…): `"home-manager, nixpkgs"`
 - channels(root): `"nixos"`
 - nixpkgs: `/home/…/.nix-defexpr/channels/nixpkgs`

[dcarosone]

me too, as of nixos-unstable just now bumped to 9e4d5190a948.

https://gist.github.com/dcarosone/5c2c2086a4f6bbcdc6519ff86237f8f1 full log

[ElvishJerricco]

Fixed by #423, no?

[dcarosone]

yes, just confirmed it is - but still needs to be backported for a release, as noted there.