From aa62976c9d207d85fd503af7dc397c19e5782dae Mon Sep 17 00:00:00 2001 From: =?utf8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Tue, 23 Nov 2021 12:17:32 +0100 Subject: [PATCH] tests/qtest: Add fuzz-lsi53c895a-test MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Without the previous commit, this test triggers: $ make check-qtest-x86_64 [...] Running test qtest-x86_64/fuzz-lsi53c895a-test qemu-system-x86_64: hw/scsi/lsi53c895a.c:624: lsi_do_dma: Assertion `s->current' failed. ERROR qtest-x86_64/fuzz-lsi53c895a-test - too few tests run (expected 1, got 0) Suggested-by: Alexander Bulekov Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Laurent Vivier Message-Id: <20211123111732.83137-3-philmd@redhat.com> Signed-off-by: Paolo Bonzini --- MAINTAINERS | 1 + tests/qtest/fuzz-lsi53c895a-test.c | 52 ++++++++++++++++++++++++++++++++++++++ tests/qtest/meson.build | 1 + 3 files changed, 54 insertions(+) create mode 100644 tests/qtest/fuzz-lsi53c895a-test.c diff --git a/MAINTAINERS b/MAINTAINERS index 006a2293ba..4d2143ff23 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1825,6 +1825,7 @@ F: hw/scsi/* F: tests/qtest/virtio-scsi-test.c F: tests/qtest/fuzz-virtio-scsi-test.c F: tests/qtest/am53c974-test.c +F: tests/qtest/fuzz-lsi53c895a-test.c T: git https://github.com/bonzini/qemu.git scsi-next SSI diff --git a/tests/qtest/fuzz-lsi53c895a-test.c b/tests/qtest/fuzz-lsi53c895a-test.c new file mode 100644 index 0000000000..ba5d468970 --- /dev/null +++ b/tests/qtest/fuzz-lsi53c895a-test.c @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * QTest fuzzer-generated testcase for LSI53C895A device + * + * Copyright (c) Red Hat + */ + +#include "qemu/osdep.h" +#include "libqos/libqtest.h" + +/* + * This used to trigger the assert in lsi_do_dma() + * https://bugs.launchpad.net/qemu/+bug/697510 + * https://bugs.launchpad.net/qemu/+bug/1905521 + * https://bugs.launchpad.net/qemu/+bug/1908515 + */ +static void test_lsi_do_dma_empty_queue(void) +{ + QTestState *s; + + s = qtest_init("-M q35 -nographic -monitor none -serial none " + "-drive if=none,id=drive0," + "file=null-co://,file.read-zeroes=on,format=raw " + "-device lsi53c895a,id=scsi0 " + "-device scsi-hd,drive=drive0," + "bus=scsi0.0,channel=0,scsi-id=0,lun=0"); + qtest_outl(s, 0xcf8, 0x80001814); + qtest_outl(s, 0xcfc, 0xe1068000); + qtest_outl(s, 0xcf8, 0x80001818); + qtest_outl(s, 0xcf8, 0x80001804); + qtest_outw(s, 0xcfc, 0x7); + qtest_outl(s, 0xcf8, 0x80002010); + + qtest_writeb(s, 0xe106802e, 0xff); /* Fill DSP bits 16-23 */ + qtest_writeb(s, 0xe106802f, 0xff); /* Fill DSP bits 24-31: trigger SCRIPT */ + + qtest_quit(s); +} + +int main(int argc, char **argv) +{ + const char *arch = qtest_get_arch(); + + g_test_init(&argc, &argv, NULL); + + if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) { + qtest_add_func("fuzz/lsi53c895a/lsi_do_dma_empty_queue", + test_lsi_do_dma_empty_queue); + } + + return g_test_run(); +} diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build index c9d8458062..d2ce20d304 100644 --- a/tests/qtest/meson.build +++ b/tests/qtest/meson.build @@ -19,6 +19,7 @@ slow_qtests = { qtests_generic = \ (config_all_devices.has_key('CONFIG_MEGASAS_SCSI_PCI') ? ['fuzz-megasas-test'] : []) + \ + (config_all_devices.has_key('CONFIG_LSI_SCSI_PCI') ? ['fuzz-lsi53c895a-test'] : []) + \ (config_all_devices.has_key('CONFIG_VIRTIO_SCSI') ? ['fuzz-virtio-scsi-test'] : []) + \ (config_all_devices.has_key('CONFIG_SB16') ? ['fuzz-sb16-test'] : []) + \ (config_all_devices.has_key('CONFIG_SDHCI_PCI') ? ['fuzz-sdcard-test'] : []) + \ -- 2.11.4.GIT