Re: Segfaults after upgrade to Debian 11.7 on virtualized systems with AMD Ryzen CPU

2023-05-01 Thread NetValue Operations Centre
Good thinking, trying that. I worked through some of the cpu features, and when removing the line: the test VM on 5.10.0-22-amd64 booted successfully. https://www.kernel.org/doc/Documentation/x86/protection-keys.txt "Memory Protection Keys provides a mechanism for enforcing page-based pr

Re: Segfaults after upgrade to Debian 11.7 on virtualized systems with AMD Ryzen CPU

2023-04-30 Thread NetValue Operations Centre
I've tried downgrading libc (and related packages) to 2.31-13+deb11u5, but no success - still getting segmentation faults. Booting back to the 5.10.0-21 kernel seems the only solution at the moment. Regards, -- Alan Jackson

Re: Segfaults after upgrade to Debian 11.7 on virtualized systems with AMD Ryzen CPU

2023-04-30 Thread NetValue Operations Centre
Yes, seeing similar issue here, Deb 11 guest on AMD-based libvirt hypervisor, with vCPU configured as "EPYC-Rome". The point at which segfaults occur seems slightly non-deterministic, rebooting the server into the same kernel crashes at different points. Sometimes the console dumps to initramf