My understanding is that Kevin has fixed this bug in (as yet unreleased) commit 5e9785505210 ("qcow2: Fix corruption bug in qcow2_detect_metadata_preallocation()", 2019-10-25).
The patch had been posted as a part of the following sets:
[PATCH 0/3] qcow2: Fix image corruption bug in 4.1 http://<email address hidden>
[PATCH v2 0/2] qcow2: Fix image corruption bug in 4.1 http://<email address hidden>
Updating the ticket status accordingly.
My understanding is that Kevin has fixed this bug in (as yet unreleased) commit 5e9785505210 ("qcow2: Fix corruption bug in qcow2_detect_ metadata_ preallocation( )", 2019-10-25).
The patch had been posted as a part of the following sets:
[PATCH 0/3] qcow2: Fix image corruption bug in 4.1
http://<email address hidden>
[PATCH v2 0/2] qcow2: Fix image corruption bug in 4.1
http://<email address hidden>
Updating the ticket status accordingly.