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-rw-r--r--tests/qtest/fuzz-test.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/tests/qtest/fuzz-test.c b/tests/qtest/fuzz-test.c
index 87b7230..cdb1100 100644
--- a/tests/qtest/fuzz-test.c
+++ b/tests/qtest/fuzz-test.c
@@ -48,6 +48,55 @@ static void test_lp1878642_pci_bus_get_irq_level_assert(void)
qtest_quit(s);
}
+/*
+ * Here a MemoryRegionCache pointed to an MMIO region but had a
+ * larger size than the underlying region.
+ */
+static void test_mmio_oob_from_memory_region_cache(void)
+{
+ QTestState *s;
+
+ s = qtest_init("-M pc-q35-5.2 -display none -m 512M "
+ "-device virtio-scsi,num_queues=8,addr=03.0 ");
+
+ qtest_outl(s, 0xcf8, 0x80001811);
+ qtest_outb(s, 0xcfc, 0x6e);
+ qtest_outl(s, 0xcf8, 0x80001824);
+ qtest_outl(s, 0xcf8, 0x80001813);
+ qtest_outl(s, 0xcfc, 0xa080000);
+ qtest_outl(s, 0xcf8, 0x80001802);
+ qtest_outl(s, 0xcfc, 0x5a175a63);
+ qtest_outb(s, 0x6e08, 0x9e);
+ qtest_writeb(s, 0x9f003, 0xff);
+ qtest_writeb(s, 0x9f004, 0x01);
+ qtest_writeb(s, 0x9e012, 0x0e);
+ qtest_writeb(s, 0x9e01b, 0x0e);
+ qtest_writeb(s, 0x9f006, 0x01);
+ qtest_writeb(s, 0x9f008, 0x01);
+ qtest_writeb(s, 0x9f00a, 0x01);
+ qtest_writeb(s, 0x9f00c, 0x01);
+ qtest_writeb(s, 0x9f00e, 0x01);
+ qtest_writeb(s, 0x9f010, 0x01);
+ qtest_writeb(s, 0x9f012, 0x01);
+ qtest_writeb(s, 0x9f014, 0x01);
+ qtest_writeb(s, 0x9f016, 0x01);
+ qtest_writeb(s, 0x9f018, 0x01);
+ qtest_writeb(s, 0x9f01a, 0x01);
+ qtest_writeb(s, 0x9f01c, 0x01);
+ qtest_writeb(s, 0x9f01e, 0x01);
+ qtest_writeb(s, 0x9f020, 0x01);
+ qtest_writeb(s, 0x9f022, 0x01);
+ qtest_writeb(s, 0x9f024, 0x01);
+ qtest_writeb(s, 0x9f026, 0x01);
+ qtest_writeb(s, 0x9f028, 0x01);
+ qtest_writeb(s, 0x9f02a, 0x01);
+ qtest_writeb(s, 0x9f02c, 0x01);
+ qtest_writeb(s, 0x9f02e, 0x01);
+ qtest_writeb(s, 0x9f030, 0x01);
+ qtest_outb(s, 0x6e10, 0x00);
+ qtest_quit(s);
+}
+
int main(int argc, char **argv)
{
const char *arch = qtest_get_arch();
@@ -59,6 +108,8 @@ int main(int argc, char **argv)
test_lp1878263_megasas_zero_iov_cnt);
qtest_add_func("fuzz/test_lp1878642_pci_bus_get_irq_level_assert",
test_lp1878642_pci_bus_get_irq_level_assert);
+ qtest_add_func("fuzz/test_mmio_oob_from_memory_region_cache",
+ test_mmio_oob_from_memory_region_cache);
}
return g_test_run();