Control: tag -1 - moreinfo + confirmed upstream
Control: found -1 10.0.0+ds-1

On 12.08.2025 15:26, Michael Tokarev wrote:
On Fri, 28 Feb 2025 18:42:37 -0500 Wakko Warner <[email protected]> wrote:
I have figured out why it didn't work.  It is a KVM issue.  My kernel did not
have CONFIG_KVM_SMM enabled.  Once I enabled it, it works as expected.

So this is a problem introduced between 9.0 and 9.1 versions of qemu,
very late in 9.1 development cycle, by this commit:

commit 42c11ae2416dcbcd694ec3ee574fe2f3e70099ae
Author: Isaku Yamahata <[email protected]>
Date:   Wed Mar 20 03:39:13 2024 -0500

    pci-host/q35: Move PAM initialization above SMRAM initialization

In mch_realize(), process PAM initialization before SMRAM initialization so
    that later patch can skill all the SMRAM related with a single check.

    Signed-off-by: Isaku Yamahata <[email protected]>
    Signed-off-by: Xiaoyao Li <[email protected]>
    Signed-off-by: Michael Roth <[email protected]>
...

The prob needs two things to reproduce: q35 machine with smm=off.

I'll report this upstream.

Thanks,

/mjt

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