(In reply to Lin Ma from comment #4) > Although the reproducibility is non-constant, Bisecting shows the seabios > commit b3fa8577 "kvm: add support for reading tsc frequency" is the most > suspicious one to trigger below error message: > cpage out of range (5) > processing error - resetting ehci HC > > I used to say 'I indeed experenced the "processing error - resetting ehci > HC" error message once"' with seabios 1.12, But that one was not triggered > by "cpage out of range (5)" > > > @Fabian, > Could you please help to verify below workaround? > > Modify the test script on openQA to inject "no-kvmclock" kernel-parameter to > related boot entry in guest grub. > > Thanks The issue appears before the kernel is executed, so kernel parameters would not have any effect.