Re: [Qemu-block] [Qemu-devel] [PATCH] qemu-iotests: Test snapshot=on with nonexistent TMPDIR

[Eric Blake]

On 9/10/18 4:57 AM, Kevin Wolf wrote:
> Am 10.09.2018 um 11:29 hat Alberto Garcia geschrieben:
> > We just fixed a bug that was causing a use-after-free when QEMU was
> > unable to create a temporary snapshot. This is a test case for this
> > scenario.
> >
> > Signed-off-by: Alberto Garcia <address@hidden>
>
> Hm, it actually doesn't crash for me even without the fix. Anyway, I
> don't have a good idea to make it more likely to crash and it's
> certainly better than nothing.

Does running the test under valgrind reliably see the use-after-free?

--
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org