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graphic: 0.893
device: 0.840
socket: 0.789
instruction: 0.776
network: 0.770
vnc: 0.764
semantic: 0.697
mistranslation: 0.642
boot: 0.587
KVM: 0.382
other: 0.351
assembly: 0.166
error: Crash of qemu-img/qemu-io on the qcow2 image with large values in 'incompatible features' field
qemu-io and qemu-img fails with an assertion (see below) at attempt to interact with the qcow2 image having large values in the 'incompatible features' header field.
util/error.c:34: error_set: Assertion `*errp == ((void *)0)' failed.
The backtrace file and the test image can be found in the attachment. The backtraces are for the next command:
qemu-img check -f qcow2 test_image
The image was generated by the qcow2 image fuzzer.
qemu.git head: 5a7348045091a2bc15
Fixed:
commit 12ac6d3db721a288c8953c5c253230aa0949a0e1
Author: Kevin Wolf <email address hidden>
Date: Thu Jul 17 11:41:53 2014 +0200
qcow2: Fix error path for unknown incompatible features
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