LXR qemu/tests/qtest/fuzz-megasas-test.c

   1/*
   2 * QTest fuzzer-generated testcase for megasas device
   3 *
   4 * Copyright (c) 2020 Li Qiang <liq3ea@gmail.com>
   5 *
   6 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7 * See the COPYING file in the top-level directory.
   8 */
   9
  10#include "qemu/osdep.h"
  11
  12#include "libqos/libqtest.h"
  13
  14/*
  15 * This used to trigger the assert in scsi_dma_complete
  16 * https://bugs.launchpad.net/qemu/+bug/1878263
  17 */
  18static void test_lp1878263_megasas_zero_iov_cnt(void)
  19{
  20    QTestState *s;
  21
  22    s = qtest_init("-nographic -monitor none -serial none "
  23                   "-M q35 -device megasas -device scsi-cd,drive=null0 "
  24                   "-blockdev driver=null-co,read-zeroes=on,node-name=null0");
  25    qtest_outl(s, 0xcf8, 0x80001818);
  26    qtest_outl(s, 0xcfc, 0xc101);
  27    qtest_outl(s, 0xcf8, 0x8000181c);
  28    qtest_outl(s, 0xcf8, 0x80001804);
  29    qtest_outw(s, 0xcfc, 0x7);
  30    qtest_outl(s, 0xcf8, 0x8000186a);
  31    qtest_writeb(s, 0x14, 0xfe);
  32    qtest_writeb(s, 0x0, 0x02);
  33    qtest_outb(s, 0xc1c0, 0x17);
  34    qtest_quit(s);
  35}
  36
  37int main(int argc, char **argv)
  38{
  39    const char *arch = qtest_get_arch();
  40
  41    g_test_init(&argc, &argv, NULL);
  42
  43    if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
  44        qtest_add_func("fuzz/test_lp1878263_megasas_zero_iov_cnt",
  45                       test_lp1878263_megasas_zero_iov_cnt);
  46    }
  47
  48    return g_test_run();
  49}
  50