On Sat, Nov 15, 2025 at 01:40:51AM +0300, Michael Tokarev wrote: > On 11/15/25 01:28, Michael Tokarev wrote: > > I'm not familiar with libvirt. Can you tell me what's the > > equivalent actions with plain qemu, without libvirt, - how > > to reproduce it with qemu? > > > > Or maybe you can do a bisect between 10.0.0 and 10.1.0 and find > > out which commit fixed it? > > I think the fix is 6f3199f99600fe75f32f78574e507f347de80854 > "block: allow commit to unmap zero blocks" which talks about > exactly the same situation -- > https://gitlab.com/qemu-project/qemu/-/commit/6f3199f99600fe75f32f78574e507f347de80854 > > (and a subsequent test for this as well). > > It would be nice to have an easier reproducer still, to verify > this. Maybe the test would do.
Yeah that looks like a very plausible candidate. I can build the trixie package with that commit on top and check whether it's enough to make the issue go away. I'll report back within a few days. -- Andrea Bolognani <[email protected]> Resistance is futile, you will be garbage collected.
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