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Merge remote-tracking branch 'OFW/dev' into dev

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This commit is contained in:
MX
2025-02-21 04:11:41 +03:00
parent f242eef26f 16d18a79a9
commit 13dd10182e
9 changed files with 432 additions and 279 deletions
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59
applications/debug/crash_test/crash_test.c
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@@ -24,8 +24,49 @@ typedef enum {
CrashTestSubmenuAssertMessage,
CrashTestSubmenuCrash,
CrashTestSubmenuHalt,
CrashTestSubmenuHeapUnderflow,
CrashTestSubmenuHeapOverflow,
} CrashTestSubmenu;
static void crash_test_corrupt_heap_underflow(void) {
const size_t block_size = 1000;
const size_t underflow_size = 123;
uint8_t* block = malloc(block_size);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wstringop-overflow" // that's what we want!
memset(block - underflow_size, 0xDD, underflow_size); // -V769
#pragma GCC diagnostic pop
free(block); // should crash here (if compiled with DEBUG=1)
// If we got here, the heap wasn't able to detect our corruption and crash
furi_crash("Test failed, should've crashed with \"FreeRTOS Assert\" error");
}
static void crash_test_corrupt_heap_overflow(void) {
const size_t block_size = 1000;
const size_t overflow_size = 123;
uint8_t* block1 = malloc(block_size);
uint8_t* block2 = malloc(block_size);
memset(block2, 12, 34); // simulate use to avoid optimization // -V597 // -V1086
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wstringop-overflow" // that's what we want!
memset(block1 + block_size, 0xDD, overflow_size); // -V769 // -V512
#pragma GCC diagnostic pop
uint8_t* block3 = malloc(block_size);
memset(block3, 12, 34); // simulate use to avoid optimization // -V597 // -V1086
free(block3); // should crash here (if compiled with DEBUG=1)
free(block2);
free(block1);
// If we got here, the heap wasn't able to detect our corruption and crash
furi_crash("Test failed, should've crashed with \"FreeRTOS Assert\" error");
}
static void crash_test_submenu_callback(void* context, uint32_t index) {
CrashTest* instance = (CrashTest*)context;
UNUSED(instance);
@@ -49,6 +90,12 @@ static void crash_test_submenu_callback(void* context, uint32_t index) {
case CrashTestSubmenuHalt:
furi_halt("Crash test: furi_halt");
break;
case CrashTestSubmenuHeapUnderflow:
crash_test_corrupt_heap_underflow();
break;
case CrashTestSubmenuHeapOverflow:
crash_test_corrupt_heap_overflow();
break;
default:
furi_crash();
}
@@ -94,6 +141,18 @@ CrashTest* crash_test_alloc(void) {
instance->submenu, "Crash", CrashTestSubmenuCrash, crash_test_submenu_callback, instance);
submenu_add_item(
instance->submenu, "Halt", CrashTestSubmenuHalt, crash_test_submenu_callback, instance);
submenu_add_item(
instance->submenu,
"Heap underflow",
CrashTestSubmenuHeapUnderflow,
crash_test_submenu_callback,
instance);
submenu_add_item(
instance->submenu,
"Heap overflow",
CrashTestSubmenuHeapOverflow,
crash_test_submenu_callback,
instance);
return instance;
}