There is a bug in the VDI code of all current QEMU versions: when two new blocks (1 MiB clusters) were allocated in sequence and the 2nd new block was only partially filled with data, the unused parts of the new block still contained data of the 1st block instead of 0.
http://patchwork.ozlabs.org/patch/137186/ fixes this bug. ** Changed in: qemu Status: New => Fix Committed ** Also affects: qemu-kvm (Ubuntu) Importance: Undecided Status: New ** Changed in: qemu-kvm (Ubuntu) Status: New => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/919242 Title: qemu-img convert to VDI corrupts image To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/919242/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
