Hi,
This issue has been fixed in master
(af3ff19b48f0bbf3a8bd35c47460358e8c6ae5e5, 2.2.0-rc2):
$ ./qemu-img amend -o compat=0.10 -f qcow2 copy.img
qemu-img: Error while amending options: File too large
Thanks for your report,
Max
** Changed in: qemu
Status: New => Fix Committed
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https://bugs.launchpad.net/bugs/1357440
Title:
qemu-img: Assert for 'amend' command and the fuzzed image
Status in QEMU:
Fix Committed
Bug description:
'qemu-img amend' failed with the assert on the fuzzed image.
Sequence:
1. Unpack the attached archive, make a copy of test.img
2. Put copy.img and backing_img.vdi in the same directory
3. Execute
qemu-img amend -o compat=0.10 -f qcow2 copy.img
Result: qemu-img was killed by SIGIOT with the reason:
qemu-img: block/qcow2-cluster.c:1598: expand_zero_clusters_in_l1:
Assertion `(cluster_index >= 0) && (cluster_index < *nb_clusters)'
failed.
qemu.git HEAD 2d591ce2aeebf
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