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Add a watchdog to prevent the similar crash in AOT mode #4625

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Add a watchdog to prevent the similar crash in AOT mode #4625

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3e65a38
demo watch dog
Septa2112 Aug 14, 2025
978139e
update msg
Septa2112 Sep 15, 2025
ea35ebb
Merge branch 'main' into add/trap_func
Septa2112 Sep 15, 2025
03c0e49
format
Septa2112 Sep 15, 2025
520657d
update function
Septa2112 Sep 17, 2025
e9ad6e6
Merge branch 'main' into add/trap_func
Septa2112 Sep 18, 2025
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8 changes: 8 additions & 0 deletions core/iwasm/aot/aot_runtime.c
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Original file line number Diff line number Diff line change
Expand Up @@ -114,6 +114,13 @@ set_error_buf_v(char *error_buf, uint32 error_buf_size, const char *format, ...)
}
}

static void
aot_unlinked_import_func_trap(WASMExecEnv *exec_env)
{
AOTModuleInstance *module_inst = (AOTModuleInstance *)exec_env->module_inst;
aot_set_exception_with_id(module_inst, EXCE_CALL_UNLINKED_IMPORT_FUNC);
}

static void *
runtime_malloc(uint64 size, char *error_buf, uint32 error_buf_size)
{
Expand Down Expand Up @@ -1397,6 +1404,7 @@ init_func_ptrs(AOTModuleInstance *module_inst, AOTModule *module,
* Debugging: Check if the import is resolved at link time */
LOG_WARNING("warning: failed to link import function (%s, %s)",
module_name, field_name);
*func_ptrs = (void *)aot_unlinked_import_func_trap;
}
}

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