Bug#998035: linux-image-5.10.0-9-amd64: Debian 11 in Xen PV DomU crashes intel_pmc_core on boot, DomU zombiefies.

Hi , I found a new workaround ... * With PV and set "maxmem=" with a 4+ GB. Example: kernel  = '/usr/lib/grub-xen/grub-x86_64-xen.bin' extra   = '(hd1)/boot/grub/grub.cfg' root    = '' vcpus   = '1' memory  = '1024' maxmem  = '4096' This has the same effect of

Bug#998035: linux-image-5.10.0-9-amd64: Debian 11 in Xen PV DomU crashes intel_pmc_core on boot, DomU zombiefies.

Package: linux-image-5.10.0-9-amd64 Version: linux-image-5.10.0-9-amd64 and linux-image-5.14.0-0.bpo.2-amd64 Severity: important Dear All, I am reporting this bug mostly to help others with the same problem, proposing adding a warning to the Debian 11 release notes and hoping for an upstream