Jenkins pbuilder failiure on armhf: fsutilstest segfaults on qemu

Finding this test failure/crash under Jenkins pbuilder on armhf:

test 2
    Start 2: fsutilstest

2: Test command: /tmp/buildd/sni-qt-0.2.7/obj-arm-linux-gnueabihf/tests/auto/fsutilstest
2: Test timeout computed to be: 9.99988e+06
2: ********* Start testing of FsUtilsTest *********
2: Config: Using QTest library 4.8.3, Qt 4.8.3
2: PASS : FsUtilsTest::initTestCase()
2: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
2/3 Test #2: fsutilstest ......................***Exception: SegFault 0.09 sec
********* Start testing of FsUtilsTest *********
Config: Using QTest library 4.8.3, Qt 4.8.3
PASS : FsUtilsTest::initTestCase()
qemu: uncaught target signal 11 (Segmentation fault) - core dumped

Note that qemu/X environment issues have affected other armhf builds; if we find that the cause of this test failure is out of our control then let this bug serve as a placeholder, e.g. to re-enable to test.