staging-nixos merge for 2026-02-09 (#488714)

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- Create the first release note entry in this section!

- The default kernel package has been updated from 6.12 to 6.18. All supported kernels remain available.

## New Modules {#sec-release-26.05-new-modules}

          }

        ];

        # Use LTS that bcachefs is compatible with.

        boot.kernelPackages = lib.mkDefault pkgs.linuxPackages_6_18;

        # needed for systemd-remount-fs

        system.fsPackages = [ cfg.package ];

        services.udev.packages = [ cfg.package ];

    try:

        execute(sys.argv)

    except KeyboardInterrupt:

        sys.exit(130)

    except CalledProcessError as ex:

        _handle_called_process_error(ex)

    except (Exception, KeyboardInterrupt) as ex:

        sys.exit(_handle_called_process_error(ex))

    except Exception as ex:

        if logger.isEnabledFor(logging.DEBUG):

            raise

        else:

            sys.exit(str(ex))

def _handle_called_process_error(ex: CalledProcessError) -> None:

def _handle_called_process_error(ex: CalledProcessError) -> int:

    if logger.isEnabledFor(logging.DEBUG):

        import traceback

        traceback.print_exception(ex)

        sys.excepthook(*sys.exc_info())

    else:

        import shlex

        print(str(ex), file=sys.stderr)

    # Exit with the error code of the process that failed

    sys.exit(ex.returncode)

    return ex.returncode

    "--with-sssd-lib=${sssd}/lib"

  ];

  outputs = [

    "out"

    "man"

    "doc"

    "dev"

  ];

  # The default stdenv ./configure flags for some reason cause the upstream's

  # Makefile to `mkdir /var/db`, which fails in the sandbox. Since we split

  # only trivial outputs - a single header and documentation, we can safely set

  # the following:

  setOutputFlags = false;

  postConfigure = ''

    cat >> pathnames.h <<'EOF'

      #undef _PATH_MV

        DRM_VC4_HDMI_CEC = yes;

        # Enable HDMI out on platforms using the RK3588 lineup of SoCs.

        ROCKCHIP_DW_HDMI_QP = whenAtLeast "6.13" yes;

        # Enable DSI out on platforms using the RK3588 lineup of SoCs.

        ROCKCHIP_DW_MIPI_DSI2 = whenAtLeast "6.16" yes;

      };

    # Enable Rust and features that depend on it