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SubjectRe: [Bug 213577] New: kernel_lockdown.7 seems to be incorrect about automatically enabling lockdown mode in secure boot mode
From
Date
Added a few CCs.

On 6/25/21 8:58 AM, bugzilla-daemon@bugzilla.kernel.org wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=213577
>
> Bug ID: 213577
> Summary: kernel_lockdown.7 seems to be incorrect about
> automatically enabling lockdown mode in secure boot
> mode
> Product: Documentation
> Version: unspecified
> Hardware: All
> OS: Linux
> Status: NEW
> Severity: normal
> Priority: P1
> Component: man-pages
> Assignee: documentation_man-pages@kernel-bugs.osdl.org
> Reporter: peter@typeblog.net
> Regression: No
>
> As of the time of posting, the kernel_lockdown.7 manpage [1] contains a
> description about how lockdown mode is enabled by default when using EFI secure
> boot:
>
>> On an EFI-enabled x86 or arm64 machine, lockdown will be automatically
>> enabled
> if the system boots in EFI Secure Boot mode.
>
> I have not followed lockdown development upstream recently, but it seems that
> as of today the feature described above is still a downstream patch shipped by
> some distributions like Fedora [2][3]. If this is the case, then including this
> statement in the man page would be inappropriate, since it would not apply to
> other distributions such as Arch Linux which do not include said patches.
>
> [1]:
> https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/tree/man7/kernel_lockdown.7#n31
> [2]:
> https://src.fedoraproject.org/rpms/kernel/blob/rawhide/f/Patchlist.changelog#_205
> [3]:
> https://gitlab.com/cki-project/kernel-ark/-/commit/5850c93175b9d2e1081873f4bbe08dead202cb08
>

--
Alejandro Colomar
Linux man-pages comaintainer; https://www.kernel.org/doc/man-pages/
http://www.alejandro-colomar.es/

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