diff options
| -rw-r--r-- | tests/virtio-blk-test.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/virtio-blk-test.c b/tests/virtio-blk-test.c index e6fb9bac87..45f368dcd9 100644 --- a/tests/virtio-blk-test.c +++ b/tests/virtio-blk-test.c @@ -674,6 +674,30 @@ static void pci_hotplug(void) qtest_shutdown(qs); } +/* + * Check that setting the vring addr on a non-existent virtqueue does + * not crash. + */ +static void test_nonexistent_virtqueue(void) +{ + QPCIBar bar0; + QOSState *qs; + QPCIDevice *dev; + + qs = pci_test_start(); + dev = qpci_device_find(qs->pcibus, QPCI_DEVFN(4, 0)); + g_assert(dev != NULL); + + qpci_device_enable(dev); + bar0 = qpci_iomap(dev, 0, NULL); + + qpci_io_writeb(dev, bar0, VIRTIO_PCI_QUEUE_SEL, 2); + qpci_io_writel(dev, bar0, VIRTIO_PCI_QUEUE_PFN, 1); + + g_free(dev); + qtest_shutdown(qs); +} + static void mmio_basic(void) { QVirtioMMIODevice *dev; @@ -724,6 +748,7 @@ int main(int argc, char **argv) qtest_add_func("/virtio/blk/pci/basic", pci_basic); qtest_add_func("/virtio/blk/pci/indirect", pci_indirect); qtest_add_func("/virtio/blk/pci/config", pci_config); + qtest_add_func("/virtio/blk/pci/nxvirtq", test_nonexistent_virtqueue); if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) { qtest_add_func("/virtio/blk/pci/msix", pci_msix); qtest_add_func("/virtio/blk/pci/idx", pci_idx); |