[Bug 219787] Guest's applications crash with EXCEPTION_SINGLE_STEP (0x80000004)

[bugzilla-daemon@kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=219787

--- Comment #4 from rangemachine@gmail.com ---
(In reply to Sean Christopherson from comment #2)
> Are you able to bisect to an exact commit?  There are significant KVM
> changes in 6.13, but they're almost all related to memory management.  I
> can't think of anything that would manifest as an unexpected single step
> #DB, especially not with any consistency.
> 
> And just to double check, the only difference in the setup is that the host
> kernel was upgraded from v6.12 => v6.13?  E.g. there was no QEMU update or
> guest-side changes?

I was not able to bisect yet, sorry. And yes, I double checked, the only change
is kernel upgraded from v6.12.10 to v6.13.2 (did not checked v6.13.3 yet, but
rc version had some behaviour).

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