/* * QTest fuzzer-generated testcase for virtio-scsi device * * Copyright (c) 2020 Li Qiang * * This work is licensed under the terms of the GNU GPL, version 2 or later. * See the COPYING file in the top-level directory. */ #include "qemu/osdep.h" #include "libqtest.h" /* * 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) { g_test_init(&argc, &argv, NULL); qtest_add_func("fuzz/test_mmio_oob_from_memory_region_cache", test_mmio_oob_from_memory_region_cache); return g_test_run(); }