Am 23.04.2012 20:30, schrieb Marcelo Tosatti: > On Mon, Apr 23, 2012 at 02:33:49PM +0200, Kevin Wolf wrote: >> Am 23.04.2012 01:35, schrieb Marcelo Tosatti: >>> On Sun, Apr 22, 2012 at 08:18:49PM -0300, Marcelo Tosatti wrote: >>>> On Fri, Apr 20, 2012 at 03:56:01PM +0200, Kevin Wolf wrote: >>>>> Refcount block allocation and refcount table growth rely on >>>>> s->free_cluster_index pointing to somewhere after the current >>>>> allocation. Change qcow2_allocate_cluster_at() to fulfill this >>>>> assumption. >>>>> >>>>> Without this change it could happen that a newly allocated refcount >>>>> block and the allocated data block point to the same area in the image >>>>> file, causing data corruption in the long run. >>>>> >>>>> This fixes a bug that became first visible after commit 250196f1. >>>>> >>>>> Signed-off-by: Kevin Wolf <kw...@redhat.com> >>>> >>>> Kevin, >>>> >>>> This patch fixes explicit filesystem errors (qemu-img check also OK), >>>> but autotest is still failing, see attached screenshot. It is not >>>> reproducible without >>>> >>>> f081987ad20a8c8dc391deded55161ea8d38be5f >>> >>> Sorry, i meant >>> >>> commit 250196f19c6e7df12965d74a5073e10aba06c802 >>> Author: Kevin Wolf <kw...@redhat.com> >>> Date: Fri Mar 2 14:10:54 2012 +0100 >>> >>> qcow2: Reduce number of I/O requests >> >> The screenshot doesn't really give a lot of information, but let's >> assume that _something_ must have been corrupted... Can you try finding >> the corrupted file (e.g. using rpm -V) and see in which way it differs >> from the real one? >> >> Kevin > > Unfortunately no, /boot/vmlinuz is gone on the last install > (screenshot). > > It should be easy to reproduce, install Fedora.8.64, or i > can upload an image later tonight if that is helpful.
Nope, can't reproduce. Fedora 8 installs and boots just fine (8 GB disk, default qcow2 cluster size, just clicked through the installer with default options). Kevin