Max, Since you once fixed VMDK with the json descriptor filename, could you take a look at the error:
$ ./check -vmdk -o "subformat=monolithicFlat" 033 033 - output mismatch (see 033.out.bad) --- /home/fam/qemu/tests/qemu-iotests/033.out 2015-05-05 10:52:50.524378312 +0800 +++ 033.out.bad 2015-05-05 17:38:36.147369924 +0800 @@ -2,54 +2,36 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 == preparing image == -wrote 1024/1024 bytes at offset 512 -1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) -wrote 1536/1536 bytes at offset 131072 -1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) -wrote 131072/131072 bytes at offset 1024 -128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +qemu-io: can't open device blkdebug::/tmp/qemu-iotests/t.vmdk: Cannot use relative extent paths with VMDK descriptor file 'json:{"image": {"driver": "file", "filename": "/tmp/qemu-iotests/t.vmdk"}, "driver": "blkdebug", "align": "512"}' +qemu-io: can't open device blkdebug::/tmp/qemu-iotests/t.vmdk: Cannot use relative extent paths with VMDK descriptor file 'json:{"image": {"driver": "file", "filename": "/tmp/qemu-iotests/t.vmdk"}, "driver": "blkdebug", "align": "512"}' +qemu-io: can't open device blkdebug::/tmp/qemu-iotests/t.vmdk: Cannot use relative extent paths with VMDK descriptor file 'json:{"image": {"driver": "file", "filename": "/tmp/qemu-iotests/t.vmdk"}, "driver": "blkdebug", "align": "512"}' ... I'm not sure what's the best fix here. It's possible to dig out bs->file->file->filename in this case, but I'm not sure what's the rule of this filename mystery. Fam