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test(espcoredump): fix test for corrupted TCB handling in coredump

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This commit is contained in:
Erhan Kurubas
2026-01-06 15:17:51 +03:00
parent ffe245e917
commit 10cffdfbd5
3 changed files with 30 additions and 14 deletions
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tools/test_apps/system/panic/CMakeLists.txt
+1 -5
View File
@@ -22,7 +22,7 @@ if(CONFIG_TEST_MEMPROT)
endif()
endif()
if(NOT CONFIG_TEST_MEMPROT AND NOT CONFIG_ESP_COREDUMP_CAPTURE_DRAM)
if(NOT CONFIG_TEST_MEMPROT AND NOT CONFIG_ESP_COREDUMP_ENABLE)
# Enable UBSAN checks
#
# shift-base sanitizer is disabled due to the following pattern found in register header files:
@@ -40,10 +40,6 @@ if(NOT CONFIG_TEST_MEMPROT AND NOT CONFIG_ESP_COREDUMP_CAPTURE_DRAM)
set(ubsan_components main esp_system spi_flash
esp_common esp_hw_support soc hal freertos)
if(CONFIG_ESP_COREDUMP_ENABLE AND NOT CONFIG_IDF_TARGET_ESP32S2)
list(APPEND ubsan_components espcoredump)
endif()
if(CONFIG_IDF_TARGET_ESP32S2)
# due to the ram limitation, freertos is removed from esp32s2 built
list(REMOVE_ITEM ubsan_components freertos)
tools/test_apps/system/panic/main/test_panic.c
+13 -4
View File
@@ -355,10 +355,19 @@ void test_coredump_summary(void)
void test_tcb_corrupted(void)
{
uint32_t volatile *tcb_ptr = (uint32_t *)xTaskGetIdleTaskHandleForCore(0);
for (size_t i = 0; i < sizeof(StaticTask_t) / sizeof(uint32_t); i++) {
tcb_ptr[i] = 0xDEADBEE0;
}
StaticTask_t *tcb = (StaticTask_t *)xTaskGetIdleTaskHandleForCore(0);
// Corrupt critical fields that are read by xTaskGetNext() and vTaskGetSnapshot().
tcb->pxDummy1 = (void *)0xDEADBEE0; // pxTopOfStack
tcb->xDummy3[0].pvDummy3[0] = (void *)0xDEADBEE1; // xStateListItem.pxNext
tcb->xDummy3[0].pvDummy3[1] = (void *)0xDEADBEE2; // xStateListItem.pxPrevious
tcb->xDummy3[0].pvDummy3[2] = (void *)0xDEADBEE3; // xStateListItem.pvOwner
tcb->pxDummy6 = (void *)0xDEADBEE6; // pxStack
#if ( ( portSTACK_GROWTH > 0 ) || ( configRECORD_STACK_HIGH_ADDRESS == 1 ) )
tcb->pxDummy8 = (void *)0xDEADBEE8; // pxEndOfStack
#endif
// Trigger a context switch.
vTaskDelay(2);
}
tools/test_apps/system/panic/pytest_panic.py
+16 -5
View File
@@ -43,6 +43,18 @@ CONFIGS = list(
)
)
CONFIGS_UBSAN = list(
itertools.chain(
itertools.product(
[
'gdbstub',
'panic',
],
TARGETS_ALL,
)
)
)
CONFIG_PANIC = list(itertools.chain(itertools.product(['panic'], ['supported_targets'])))
CONFIG_PANIC_DUAL_CORE = list(itertools.chain(itertools.product(['panic'], TARGETS_DUAL_CORE)))
CONFIG_PANIC_HALT = list(itertools.chain(itertools.product(['panic_halt'], TARGETS_ALL)))
@@ -464,7 +476,7 @@ def test_abort(dut: PanicTestDut, config: str, test_func_name: str) -> None:
@pytest.mark.generic
@idf_parametrize('config, target', CONFIGS, indirect=['config', 'target'])
@idf_parametrize('config, target', CONFIGS_UBSAN, indirect=['config', 'target'])
def test_ub(dut: PanicTestDut, config: str, test_func_name: str) -> None:
dut.run_test_func(test_func_name)
regex_pattern = rb'Undefined behavior of type out_of_bounds'
@@ -476,7 +488,6 @@ def test_ub(dut: PanicTestDut, config: str, test_func_name: str) -> None:
dut.expect_elf_sha256()
dut.expect_none(['Guru Meditation', 'Re-entered core dump'])
coredump_pattern = re.compile(PANIC_ABORT_PREFIX + regex_pattern.decode('utf-8'))
common_test(
dut,
config,
@@ -487,7 +498,6 @@ def test_ub(dut: PanicTestDut, config: str, test_func_name: str) -> None:
'__ubsan_handle_out_of_bounds',
]
+ get_default_backtrace(test_func_name),
expected_coredump=[coredump_pattern],
)
@@ -1344,17 +1354,18 @@ def test_coredump_summary_flash_encrypted(dut: PanicTestDut, config: str) -> Non
def test_tcb_corrupted(dut: PanicTestDut, target: str, config: str, test_func_name: str) -> None:
dut.run_test_func(test_func_name)
if dut.is_xtensa:
dut.expect_gme('LoadProhibited')
dut.expect(re.compile(rb"Guru Meditation Error: Core\s+\d\s+panic'ed \((LoadProhibited|StoreProhibited)\)"))
dut.expect_reg_dump()
dut.expect_backtrace()
else:
dut.expect_gme('Load access fault')
dut.expect(re.compile(rb"Guru Meditation Error: Core\s+\d\s+panic'ed \((Load|Store) access fault\)"))
dut.expect_reg_dump()
dut.expect_stack_dump()
dut.expect_elf_sha256()
dut.expect_none('Guru Meditation')
# Verify that valid tasks are captured in coredump despite IDLE task corruption
# TCB NAME
# ---------- ----------------
if dut.is_multi_core: