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Package: xen-hypervisor-4.17-amd64</div>
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Version: 4.17.5</div>
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Once XEN is installed on a Debian 12 Virtual Machine with Nested Virtualization enabled this will create a boot loop.</div>
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Here is a transcript:</div>
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<div class="elementToProof">install Debian 12 under VMWare Workstation 17.6.3 (or another Hypervisor)</div>
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<div class="elementToProof">Host OS : Windows 10 (or Linux)</div>
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<div class="elementToProof">Host CPU : Intel i7 10th gen or another Intel CPU with Nested Virtualization support</div>
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<div class="elementToProof">iso : debian-12.10.0-amd64-DVD-1.iso</div>
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<div class="elementToProof" style="margin: 0px;">VM config CPU : Virtualize Intel VT-x/EPT or AMD-V/RVI enabled</div>
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<div class="elementToProof" style="margin: 0px;">install XEN on Debian 12 - </div>
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<div class="elementToProof" style="margin: 0px; font-size: 16px;"><span style="background-color: rgb(255, 255, 255);">$ apt install xen-hypervisor</span></div>
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<div class="elementToProof" style="margin: 0px; font-size: 16px;"><span style="background-color: rgb(255, 255, 255);">$ reboot</span></div>
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<div class="elementToProof" style="margin-top: 0px; margin-bottom: 0px;"><span style="background-color: rgb(255, 255, 255);">boot loop on the new added GRUD entries</span></div>
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<div class="elementToProof" style="margin-top: 0px; margin-bottom: 0px;"><span style="background-color: rgb(255, 255, 255);">Debian GNU/Linux, with Xen Hypersior => boot loop</span></div>
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<div class="elementToProof"><span style="background-color: rgb(255, 255, 255);">Advanced options for Bebian GNU/Linux (with Xen Hypervisor) => boot loop</span></div>
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Analysis: </div>
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<div class="elementToProof">Regression introduced by <a href="https://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=6bdb965178bbb3fc50cd4418d4770a7789956e2c">
https://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=6bdb965178bbb3fc50cd4418d4770a7789956e2c</a></div>
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<div class="elementToProof">Regression fixed by <a href="https://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=dd05d265b8abda4cc7206b29cd71b77fb46658bf">
https://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=dd05d265b8abda4cc7206b29cd71b77fb46658bf</a> </div>
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I suggest that this regression fix introduced in XEN 4.17.3 should be included in the upcoming XEN 4.17.6 or if it is not possible a custom patch by Debian.</div>
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Reference : </div>
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<div class="elementToProof"><a href="https://wiki.debian.org/Xen/InstallBootConfig" id="OWA666de230-5455-f620-854f-f7a24940371c" class="OWAAutoLink elementToProof" style="margin: 0px; text-align: left;">https://wiki.debian.org/Xen/InstallBootConfig</a> </div>
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<div class="elementToProof"><a href="https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=refs/heads/stable-4.17">https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=refs/heads/stable-4.17</a></div>
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