From: Fiona Ebner <f.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH common/qemu-server 0/2] vm start: catch outdated Zen 5 firmware
Date: Mon, 19 Jan 2026 17:01:02 +0100 [thread overview]
Message-ID: <20260119160122.177390-1-f.ebner@proxmox.com> (raw)
NOTE: Needs to still be tested on an actually affected system!
With the 6.17.9 kernel, the rdseed feature bit is not available for
some Zen 5 host CPUs anymore unless the firmware is new enough. QEMU
will complain about the missing feature bit upon VM start. Add some
context to the QEMU error message if the host is Zen 5 (or 6, same CPU
family number, but the warning message already states 'Zen 5'
explicitly and probably the feature bit won't be missing in the first
place).
pve-common:
Fiona Ebner (1):
procfs tools: cpuinfo: also return CPU vendor and family
src/PVE/ProcFSTools.pm | 6 ++++++
1 file changed, 6 insertions(+)
qemu-server:
Fiona Ebner (1):
vm start: catch outdated Zen 5 firmware
src/PVE/QemuServer.pm | 13 +++++++++++++
1 file changed, 13 insertions(+)
Summary over all repositories:
2 files changed, 19 insertions(+), 0 deletions(-)
--
Generated by git-murpp 0.5.0
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next reply other threads:[~2026-01-19 16:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-19 16:01 Fiona Ebner [this message]
2026-01-19 16:01 ` [pve-devel] [PATCH common 1/2] procfs tools: cpuinfo: also return CPU vendor and family Fiona Ebner
2026-01-19 16:01 ` [pve-devel] [PATCH qemu-server 2/2] vm start: catch outdated Zen 5 firmware Fiona Ebner
2026-01-19 16:36 ` [pve-devel] [PATCH common/qemu-server 0/2] " Markus Frank
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