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[PULL 15/16] tests/qtest/fuzz-megasas-test: Add test for GitLab issue #5
From: |
Paolo Bonzini |
Subject: |
[PULL 15/16] tests/qtest/fuzz-megasas-test: Add test for GitLab issue #521 |
Date: |
Sun, 19 Dec 2021 15:20:07 +0100 |
From: Philippe Mathieu-Daudé <philmd@redhat.com>
Without the previous commit, this test triggers:
$ make check-qtest-x86_64
[...]
Running test qtest-x86_64/fuzz-megasas-test
qemu-system-x86_64: softmmu/physmem.c:3229: address_space_unmap: Assertion
`mr != NULL' failed.
Broken pipe
ERROR qtest-x86_64/fuzz-megasas-test - too few tests run (expected 2, got 1)
Suggested-by: Alexander Bulekov <alxndr@bu.edu>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Darren Kenny <darren.kenny@oracle.com>
Message-Id: <20211119201141.532377-3-philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
tests/qtest/fuzz-megasas-test.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/tests/qtest/fuzz-megasas-test.c b/tests/qtest/fuzz-megasas-test.c
index 940a76bf25..e1141c58a4 100644
--- a/tests/qtest/fuzz-megasas-test.c
+++ b/tests/qtest/fuzz-megasas-test.c
@@ -34,6 +34,34 @@ static void test_lp1878263_megasas_zero_iov_cnt(void)
qtest_quit(s);
}
+/*
+ * Overflow SGL buffer.
+ * https://gitlab.com/qemu-project/qemu/-/issues/521
+ */
+static void test_gitlab_issue521_megasas_sgl_ovf(void)
+{
+ QTestState *s = qtest_init("-display none -m 32M -machine q35 "
+ "-nodefaults -device megasas "
+ "-device scsi-cd,drive=null0 "
+ "-blockdev "
+
"driver=null-co,read-zeroes=on,node-name=null0");
+ qtest_outl(s, 0xcf8, 0x80000818);
+ qtest_outl(s, 0xcfc, 0xc000);
+ qtest_outl(s, 0xcf8, 0x80000804);
+ qtest_outw(s, 0xcfc, 0x05);
+ qtest_bufwrite(s, 0x0, "\x01", 0x1);
+ qtest_bufwrite(s, 0x7, "\x01", 0x1);
+ qtest_bufwrite(s, 0x10, "\x02", 0x1);
+ qtest_bufwrite(s, 0x16, "\x01", 0x1);
+ qtest_bufwrite(s, 0x28, "\x01", 0x1);
+ qtest_bufwrite(s, 0x33, "\x01", 0x1);
+ qtest_outb(s, 0xc040, 0x0);
+ qtest_outb(s, 0xc040, 0x20);
+ qtest_outl(s, 0xc040, 0x20000000);
+ qtest_outb(s, 0xc040, 0x20);
+ qtest_quit(s);
+}
+
int main(int argc, char **argv)
{
const char *arch = qtest_get_arch();
@@ -43,6 +71,8 @@ int main(int argc, char **argv)
if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
qtest_add_func("fuzz/test_lp1878263_megasas_zero_iov_cnt",
test_lp1878263_megasas_zero_iov_cnt);
+ qtest_add_func("fuzz/gitlab_issue521_megasas_sgl_ovf",
+ test_gitlab_issue521_megasas_sgl_ovf);
}
return g_test_run();
--
2.33.1
- [PULL 06/16] meson: rename "arch" variable, (continued)
- [PULL 06/16] meson: rename "arch" variable, Paolo Bonzini, 2021/12/19
- [PULL 07/16] configure, meson: move ARCH to meson.build, Paolo Bonzini, 2021/12/19
- [PULL 08/16] configure: remove unnecessary symlinks, Paolo Bonzini, 2021/12/19
- [PULL 10/16] meson: reenable test-fdmon-epoll, Paolo Bonzini, 2021/12/19
- [PULL 11/16] cpu: remove unnecessary #ifdef CONFIG_TCG, Paolo Bonzini, 2021/12/19
- [PULL 09/16] configure: remove DIRS, Paolo Bonzini, 2021/12/19
- [PULL 12/16] meson: add "check" argument to run_command, Paolo Bonzini, 2021/12/19
- [PULL 13/16] hw/scsi: Fix scsi_bus_init_named() docstring, Paolo Bonzini, 2021/12/19
- [PULL 14/16] hw/scsi/megasas: Fails command if SGL buffer overflows, Paolo Bonzini, 2021/12/19
- [PULL 15/16] tests/qtest/fuzz-megasas-test: Add test for GitLab issue #521,
Paolo Bonzini <=
- [PULL 16/16] hw/i386/vmmouse: Require 'i8042' property to be set, Paolo Bonzini, 2021/12/19
- Re: [PULL 00/16] Misc patches for 2021-12-20, Richard Henderson, 2021/12/19