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a1b3955c94
Header, header extension and the backing file name must all be stored in the first cluster. Setting the backing file to a much higher value allowed header extensions to become much bigger than we want them to be (unbounded allocation). Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
16 lines
634 B
Text
16 lines
634 B
Text
QA output created by 080
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== Huge header size ==
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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qemu-io: can't open device TEST_DIR/t.qcow2: qcow2 header exceeds cluster size
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no file open, try 'help open'
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qemu-io: can't open device TEST_DIR/t.qcow2: qcow2 header exceeds cluster size
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no file open, try 'help open'
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== Huge unknown header extension ==
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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qemu-io: can't open device TEST_DIR/t.qcow2: Invalid backing file offset
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no file open, try 'help open'
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qemu-io: can't open device TEST_DIR/t.qcow2: Header extension too large
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no file open, try 'help open'
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*** done
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