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 "libqos/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(" -display none -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(" -display none -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(" -display none -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 } 175