xref: /openbmc/qemu/tests/qtest/fuzz-sdcard-test.c (revision f15cfe41)
1 /*
2  * QTest fuzzer-generated testcase for sdcard device
3  *
4  * Copyright (c) 2021 Philippe Mathieu-Daudé <f4bug@amsat.org>
5  *
6  * SPDX-License-Identifier: GPL-2.0-or-later
7  */
8 
9 #include "qemu/osdep.h"
10 #include "libqtest.h"
11 
12 /*
13  * https://gitlab.com/qemu-project/qemu/-/issues/450
14  * Used to trigger:
15  *  Assertion `wpnum < sd->wpgrps_size' failed.
16  */
oss_fuzz_29225(void)17 static void oss_fuzz_29225(void)
18 {
19     QTestState *s;
20 
21     s = qtest_init(" -m 512m -nodefaults -nographic"
22                    " -device sdhci-pci,sd-spec-version=3"
23                    " -device sd-card,drive=d0"
24                    " -drive if=none,index=0,file=null-co://,format=raw,id=d0");
25 
26     qtest_outl(s, 0xcf8, 0x80001010);
27     qtest_outl(s, 0xcfc, 0xd0690);
28     qtest_outl(s, 0xcf8, 0x80001003);
29     qtest_outl(s, 0xcf8, 0x80001013);
30     qtest_outl(s, 0xcfc, 0xffffffff);
31     qtest_outl(s, 0xcf8, 0x80001003);
32     qtest_outl(s, 0xcfc, 0x3effe00);
33 
34     qtest_bufwrite(s, 0xff0d062c, "\xff", 0x1);
35     qtest_bufwrite(s, 0xff0d060f, "\xb7", 0x1);
36     qtest_bufwrite(s, 0xff0d060a, "\xc9", 0x1);
37     qtest_bufwrite(s, 0xff0d060f, "\x29", 0x1);
38     qtest_bufwrite(s, 0xff0d060f, "\xc2", 0x1);
39     qtest_bufwrite(s, 0xff0d0628, "\xf7", 0x1);
40     qtest_bufwrite(s, 0x0, "\xe3", 0x1);
41     qtest_bufwrite(s, 0x7, "\x13", 0x1);
42     qtest_bufwrite(s, 0x8, "\xe3", 0x1);
43     qtest_bufwrite(s, 0xf, "\xe3", 0x1);
44     qtest_bufwrite(s, 0xff0d060f, "\x03", 0x1);
45     qtest_bufwrite(s, 0xff0d0605, "\x01", 0x1);
46     qtest_bufwrite(s, 0xff0d060b, "\xff", 0x1);
47     qtest_bufwrite(s, 0xff0d060c, "\xff", 0x1);
48     qtest_bufwrite(s, 0xff0d060e, "\xff", 0x1);
49     qtest_bufwrite(s, 0xff0d060f, "\x06", 0x1);
50     qtest_bufwrite(s, 0xff0d060f, "\x9e", 0x1);
51 
52     qtest_quit(s);
53 }
54 
55 /*
56  * https://gitlab.com/qemu-project/qemu/-/issues/495
57  * Used to trigger:
58  *  Assertion `wpnum < sd->wpgrps_size' failed.
59  */
oss_fuzz_36217(void)60 static void oss_fuzz_36217(void)
61 {
62     QTestState *s;
63 
64     s = qtest_init(" -m 32 -nodefaults -nographic"
65                    " -device sdhci-pci,sd-spec-version=3 "
66                    "-device sd-card,drive=d0 "
67                    "-drive if=none,index=0,file=null-co://,format=raw,id=d0");
68 
69     qtest_outl(s, 0xcf8, 0x80001010);
70     qtest_outl(s, 0xcfc, 0xe0000000);
71     qtest_outl(s, 0xcf8, 0x80001004);
72     qtest_outw(s, 0xcfc, 0x02);
73     qtest_bufwrite(s, 0xe000002c, "\x05", 0x1);
74     qtest_bufwrite(s, 0xe000000f, "\x37", 0x1);
75     qtest_bufwrite(s, 0xe000000a, "\x01", 0x1);
76     qtest_bufwrite(s, 0xe000000f, "\x29", 0x1);
77     qtest_bufwrite(s, 0xe000000f, "\x02", 0x1);
78     qtest_bufwrite(s, 0xe000000f, "\x03", 0x1);
79     qtest_bufwrite(s, 0xe0000005, "\x01", 0x1);
80     qtest_bufwrite(s, 0xe000000f, "\x06", 0x1);
81     qtest_bufwrite(s, 0xe000000c, "\x05", 0x1);
82     qtest_bufwrite(s, 0xe000000e, "\x20", 0x1);
83     qtest_bufwrite(s, 0xe000000f, "\x08", 0x1);
84     qtest_bufwrite(s, 0xe000000b, "\x3d", 0x1);
85     qtest_bufwrite(s, 0xe000000f, "\x1e", 0x1);
86 
87     qtest_quit(s);
88 }
89 
90 /*
91  * https://gitlab.com/qemu-project/qemu/-/issues/451
92  * Used to trigger a heap buffer overflow.
93  */
oss_fuzz_36391(void)94 static void oss_fuzz_36391(void)
95 {
96     QTestState *s;
97 
98     s = qtest_init(" -m 512M -nodefaults -nographic"
99                    " -device sdhci-pci,sd-spec-version=3"
100                    " -device sd-card,drive=drv"
101                    " -drive if=none,index=0,file=null-co://,format=raw,id=drv");
102     qtest_outl(s, 0xcf8, 0x80001010);
103     qtest_outl(s, 0xcfc, 0xe0000000);
104     qtest_outl(s, 0xcf8, 0x80001004);
105     qtest_outw(s, 0xcfc, 0x7);
106     qtest_bufwrite(s, 0xe0000005, "\x73", 0x1);
107     qtest_bufwrite(s, 0xe0000028, "\x55", 0x1);
108     qtest_bufwrite(s, 0xe000002c, "\x55", 0x1);
109     qtest_bufwrite(s, 0x0, "\x65", 0x1);
110     qtest_bufwrite(s, 0x7, "\x69", 0x1);
111     qtest_bufwrite(s, 0x8, "\x65", 0x1);
112     qtest_bufwrite(s, 0xf, "\x69", 0x1);
113     qtest_bufwrite(s, 0x10, "\x65", 0x1);
114     qtest_bufwrite(s, 0x17, "\x69", 0x1);
115     qtest_bufwrite(s, 0x18, "\x65", 0x1);
116     qtest_bufwrite(s, 0x1f, "\x69", 0x1);
117     qtest_bufwrite(s, 0x20, "\x65", 0x1);
118     qtest_bufwrite(s, 0x27, "\x69", 0x1);
119     qtest_bufwrite(s, 0x28, "\x65", 0x1);
120     qtest_bufwrite(s, 0x2f, "\x69", 0x1);
121     qtest_bufwrite(s, 0x30, "\x65", 0x1);
122     qtest_bufwrite(s, 0x37, "\x69", 0x1);
123     qtest_bufwrite(s, 0x38, "\x65", 0x1);
124     qtest_bufwrite(s, 0x3f, "\x69", 0x1);
125     qtest_bufwrite(s, 0x40, "\x65", 0x1);
126     qtest_bufwrite(s, 0x47, "\x69", 0x1);
127     qtest_bufwrite(s, 0x48, "\x65", 0x1);
128     qtest_bufwrite(s, 0xe000000c, "\x55", 0x1);
129     qtest_bufwrite(s, 0xe000000e, "\x2c", 0x1);
130     qtest_bufwrite(s, 0xe000000f, "\x5b", 0x1);
131     qtest_bufwrite(s, 0xe0000010, "\x06\x46", 0x2);
132     qtest_bufwrite(s, 0x50, "\x65", 0x1);
133     qtest_bufwrite(s, 0x57, "\x69", 0x1);
134     qtest_bufwrite(s, 0x58, "\x65", 0x1);
135     qtest_bufwrite(s, 0x5f, "\x69", 0x1);
136     qtest_bufwrite(s, 0x60, "\x65", 0x1);
137     qtest_bufwrite(s, 0x67, "\x69", 0x1);
138     qtest_bufwrite(s, 0x68, "\x65", 0x1);
139     qtest_bufwrite(s, 0x6f, "\x69", 0x1);
140     qtest_bufwrite(s, 0x70, "\x65", 0x1);
141     qtest_bufwrite(s, 0x77, "\x69", 0x1);
142     qtest_bufwrite(s, 0x78, "\x65", 0x1);
143     qtest_bufwrite(s, 0x7f, "\x69", 0x1);
144     qtest_bufwrite(s, 0x80, "\x65", 0x1);
145     qtest_bufwrite(s, 0x87, "\x69", 0x1);
146     qtest_bufwrite(s, 0x88, "\x65", 0x1);
147     qtest_bufwrite(s, 0x8f, "\x69", 0x1);
148     qtest_bufwrite(s, 0x90, "\x65", 0x1);
149     qtest_bufwrite(s, 0x97, "\x69", 0x1);
150     qtest_bufwrite(s, 0x98, "\x65", 0x1);
151     qtest_bufwrite(s, 0xe0000026, "\x5a\x06", 0x2);
152     qtest_bufwrite(s, 0xe0000028, "\x46\xc0\xc9\xc9", 0x4);
153     qtest_bufwrite(s, 0xe0000028, "\x55", 0x1);
154     qtest_bufwrite(s, 0xe000002a, "\x5a", 0x1);
155     qtest_bufwrite(s, 0xa0, "\x65", 0x1);
156     qtest_bufwrite(s, 0xa5, "\xff", 0x1);
157     qtest_bufwrite(s, 0xa6, "\xff", 0x1);
158     qtest_bufwrite(s, 0xa7, "\xdf", 0x1);
159     qtest_bufwrite(s, 0xe000000c, "\x27", 0x1);
160     qtest_bufwrite(s, 0xe000000f, "\x55", 0x1);
161 
162     qtest_quit(s);
163 }
164 
main(int argc,char ** argv)165 int main(int argc, char **argv)
166 {
167     g_test_init(&argc, &argv, NULL);
168 
169     qtest_add_func("fuzz/sdcard/oss_fuzz_29225", oss_fuzz_29225);
170     qtest_add_func("fuzz/sdcard/oss_fuzz_36217", oss_fuzz_36217);
171     qtest_add_func("fuzz/sdcard/oss_fuzz_36391", oss_fuzz_36391);
172 
173     return g_test_run();
174 }
175