Firmware auto-select limitation

[Peter Krempa]

On Fri, May 15, 2020 at 17:16:57 +0200, Michal Privoznik wrote:
> On 5/15/20 4:40 PM, GUOQING LI wrote:

[...]

> > *Detailed error *
> > Error starting domain: internal error: process exited while connecting
> > to monitor: 2020-05-15T14:19:06.033267Z qemu-system-x86_64: -drive
> > file=/usr/share/OVMF/OVMF_CODE.fd,if=pflash,format=raw,unit=0,readonly=on:
> > Failed to lock byte 100
> > 
> 
> This error message comes from QEMU. Unfortunately, it doesn't say why
> locking the file failed. Is there perhaps some additional info in the audit
> log?

IMO there's another qemu where the 'readonly=on' command line property
or thus the <readonly> property in the XML is missing and thus it's
opened in write mode. Readers are forbidden then.