| 1 | /* |
| 2 | * QTest fuzzer-generated testcase for sdcard device |
| 3 | * |
| 4 | * Copyright (c) 2021 Philippe Mathieu-Daudé |
| 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 | */ |
| 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 | */ |
| 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 | */ |
| 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 | |
| 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 | } |