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/*
* QTest fuzzer-generated testcase for sdcard device
*
* Copyright (c) 2021 Philippe Mathieu-Daudé <f4bug@amsat.org>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "qemu/osdep.h"
#include "libqos/libqtest.h"
/*
* https://gitlab.com/qemu-project/qemu/-/issues/450
* Used to trigger:
* Assertion `wpnum < sd->wpgrps_size' failed.
*/
static void oss_fuzz_29225(void)
{
QTestState *s;
s = qtest_init(" -display none -m 512m -nodefaults -nographic"
" -device sdhci-pci,sd-spec-version=3"
" -device sd-card,drive=d0"
" -drive if=none,index=0,file=null-co://,format=raw,id=d0");
qtest_outl(s, 0xcf8, 0x80001010);
qtest_outl(s, 0xcfc, 0xd0690);
qtest_outl(s, 0xcf8, 0x80001003);
qtest_outl(s, 0xcf8, 0x80001013);
qtest_outl(s, 0xcfc, 0xffffffff);
qtest_outl(s, 0xcf8, 0x80001003);
qtest_outl(s, 0xcfc, 0x3effe00);
qtest_bufwrite(s, 0xff0d062c, "\xff", 0x1);
qtest_bufwrite(s, 0xff0d060f, "\xb7", 0x1);
qtest_bufwrite(s, 0xff0d060a, "\xc9", 0x1);
qtest_bufwrite(s, 0xff0d060f, "\x29", 0x1);
qtest_bufwrite(s, 0xff0d060f, "\xc2", 0x1);
qtest_bufwrite(s, 0xff0d0628, "\xf7", 0x1);
qtest_bufwrite(s, 0x0, "\xe3", 0x1);
qtest_bufwrite(s, 0x7, "\x13", 0x1);
qtest_bufwrite(s, 0x8, "\xe3", 0x1);
qtest_bufwrite(s, 0xf, "\xe3", 0x1);
qtest_bufwrite(s, 0xff0d060f, "\x03", 0x1);
qtest_bufwrite(s, 0xff0d0605, "\x01", 0x1);
qtest_bufwrite(s, 0xff0d060b, "\xff", 0x1);
qtest_bufwrite(s, 0xff0d060c, "\xff", 0x1);
qtest_bufwrite(s, 0xff0d060e, "\xff", 0x1);
qtest_bufwrite(s, 0xff0d060f, "\x06", 0x1);
qtest_bufwrite(s, 0xff0d060f, "\x9e", 0x1);
qtest_quit(s);
}
/*
* https://gitlab.com/qemu-project/qemu/-/issues/495
* Used to trigger:
* Assertion `wpnum < sd->wpgrps_size' failed.
*/
static void oss_fuzz_36217(void)
{
QTestState *s;
s = qtest_init(" -display none -m 32 -nodefaults -nographic"
" -device sdhci-pci,sd-spec-version=3 "
"-device sd-card,drive=d0 "
"-drive if=none,index=0,file=null-co://,format=raw,id=d0");
qtest_outl(s, 0xcf8, 0x80001010);
qtest_outl(s, 0xcfc, 0xe0000000);
qtest_outl(s, 0xcf8, 0x80001004);
qtest_outw(s, 0xcfc, 0x02);
qtest_bufwrite(s, 0xe000002c, "\x05", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x37", 0x1);
qtest_bufwrite(s, 0xe000000a, "\x01", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x29", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x02", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x03", 0x1);
qtest_bufwrite(s, 0xe0000005, "\x01", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x06", 0x1);
qtest_bufwrite(s, 0xe000000c, "\x05", 0x1);
qtest_bufwrite(s, 0xe000000e, "\x20", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x08", 0x1);
qtest_bufwrite(s, 0xe000000b, "\x3d", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x1e", 0x1);
qtest_quit(s);
}
/*
* https://gitlab.com/qemu-project/qemu/-/issues/451
* Used to trigger a heap buffer overflow.
*/
static void oss_fuzz_36391(void)
{
QTestState *s;
s = qtest_init(" -display none -m 512M -nodefaults -nographic"
" -device sdhci-pci,sd-spec-version=3"
" -device sd-card,drive=drv"
" -drive if=none,index=0,file=null-co://,format=raw,id=drv");
qtest_outl(s, 0xcf8, 0x80001010);
qtest_outl(s, 0xcfc, 0xe0000000);
qtest_outl(s, 0xcf8, 0x80001004);
qtest_outw(s, 0xcfc, 0x7);
qtest_bufwrite(s, 0xe0000005, "\x73", 0x1);
qtest_bufwrite(s, 0xe0000028, "\x55", 0x1);
qtest_bufwrite(s, 0xe000002c, "\x55", 0x1);
qtest_bufwrite(s, 0x0, "\x65", 0x1);
qtest_bufwrite(s, 0x7, "\x69", 0x1);
qtest_bufwrite(s, 0x8, "\x65", 0x1);
qtest_bufwrite(s, 0xf, "\x69", 0x1);
qtest_bufwrite(s, 0x10, "\x65", 0x1);
qtest_bufwrite(s, 0x17, "\x69", 0x1);
qtest_bufwrite(s, 0x18, "\x65", 0x1);
qtest_bufwrite(s, 0x1f, "\x69", 0x1);
qtest_bufwrite(s, 0x20, "\x65", 0x1);
qtest_bufwrite(s, 0x27, "\x69", 0x1);
qtest_bufwrite(s, 0x28, "\x65", 0x1);
qtest_bufwrite(s, 0x2f, "\x69", 0x1);
qtest_bufwrite(s, 0x30, "\x65", 0x1);
qtest_bufwrite(s, 0x37, "\x69", 0x1);
qtest_bufwrite(s, 0x38, "\x65", 0x1);
qtest_bufwrite(s, 0x3f, "\x69", 0x1);
qtest_bufwrite(s, 0x40, "\x65", 0x1);
qtest_bufwrite(s, 0x47, "\x69", 0x1);
qtest_bufwrite(s, 0x48, "\x65", 0x1);
qtest_bufwrite(s, 0xe000000c, "\x55", 0x1);
qtest_bufwrite(s, 0xe000000e, "\x2c", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x5b", 0x1);
qtest_bufwrite(s, 0xe0000010, "\x06\x46", 0x2);
qtest_bufwrite(s, 0x50, "\x65", 0x1);
qtest_bufwrite(s, 0x57, "\x69", 0x1);
qtest_bufwrite(s, 0x58, "\x65", 0x1);
qtest_bufwrite(s, 0x5f, "\x69", 0x1);
qtest_bufwrite(s, 0x60, "\x65", 0x1);
qtest_bufwrite(s, 0x67, "\x69", 0x1);
qtest_bufwrite(s, 0x68, "\x65", 0x1);
qtest_bufwrite(s, 0x6f, "\x69", 0x1);
qtest_bufwrite(s, 0x70, "\x65", 0x1);
qtest_bufwrite(s, 0x77, "\x69", 0x1);
qtest_bufwrite(s, 0x78, "\x65", 0x1);
qtest_bufwrite(s, 0x7f, "\x69", 0x1);
qtest_bufwrite(s, 0x80, "\x65", 0x1);
qtest_bufwrite(s, 0x87, "\x69", 0x1);
qtest_bufwrite(s, 0x88, "\x65", 0x1);
qtest_bufwrite(s, 0x8f, "\x69", 0x1);
qtest_bufwrite(s, 0x90, "\x65", 0x1);
qtest_bufwrite(s, 0x97, "\x69", 0x1);
qtest_bufwrite(s, 0x98, "\x65", 0x1);
qtest_bufwrite(s, 0xe0000026, "\x5a\x06", 0x2);
qtest_bufwrite(s, 0xe0000028, "\x46\xc0\xc9\xc9", 0x4);
qtest_bufwrite(s, 0xe0000028, "\x55", 0x1);
qtest_bufwrite(s, 0xe000002a, "\x5a", 0x1);
qtest_bufwrite(s, 0xa0, "\x65", 0x1);
qtest_bufwrite(s, 0xa5, "\xff", 0x1);
qtest_bufwrite(s, 0xa6, "\xff", 0x1);
qtest_bufwrite(s, 0xa7, "\xdf", 0x1);
qtest_bufwrite(s, 0xe000000c, "\x27", 0x1);
qtest_bufwrite(s, 0xe000000f, "\x55", 0x1);
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) {
qtest_add_func("fuzz/sdcard/oss_fuzz_29225", oss_fuzz_29225);
qtest_add_func("fuzz/sdcard/oss_fuzz_36217", oss_fuzz_36217);
qtest_add_func("fuzz/sdcard/oss_fuzz_36391", oss_fuzz_36391);
}
return g_test_run();
}
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