Comment 4 for bug 1640382

Given that there is no test case in the description, an alternative way to verify the fix would be to find an crash report in the Error Tracker matching the same race condition and watching to ensure that the new package version does not appear in the bucket for that crash. Could you review crashes here to find one that matches?

https://errors.ubuntu.com/?release=Ubuntu 14.04&package=qemu

You might try changing the period from day to month or year.