Bug#1017944: grub-xen-host: 2.06-3 crashes PV guests in early boot

[Steve McIntyre]

Control: seveerity -1 grave

On Tue, Sep 06, 2022 at 03:55:39PM +0200, Valentin Kleibel wrote:
>found 1017944 grub2/2.06-3~deb11u1
>severity 1017944 serious
>tags 1017944 patch
>
>Dear Maintainers,
>
>We can confirm that this bug affects all pv and pvh domUs that use pvgrub.
>The commit responsible is 20239c28 "Bump debhelper from old 10 to 13." [1]
>The relevant change in debhelper came with version v11: "The dh_strip and
>dh_shlibdeps tools no longer uses filename patterns to determine which files
>to process. Instead, they open the file and look for an ELF header to
>determine if a given file is an shared object or an ELF executable."
>By choosing debhelper 13, this led to pv grub getting stripped.
>A simple override to dh_strip mitigates the issue.
>
>We assume that testing and unstable are affected as well but we do not have
>systems to test this.

Thanks Valentin, I'm looking at this now.

-- 
Steve McIntyre, Cambridge, UK.                                steve at einval.com
"When C++ is your hammer, everything looks like a thumb." -- Steven M. Haflich