assertion "heap != NULL && "free() target pointer is outside heap areas"" failed: file "/home/bzgec/esp/esp-idf/components/heap/heap_caps.c", line 267, function: heap_caps_free abort() was called at PC 0x400d2cdf on core 0 0x400d2cdf: __assert_func at /builds/idf/crosstool-...
= NULL && “free() target pointer is outsid 函数返回值为字符串时,未为要返回的字符串赋值。 或者是数组溢出。
Is non-nullif the memory is on the heap, and isnull, if the memory is * off the heap. If we have this buffer, we must never void this reference, or the memory * segment will point to undefined addresses outside the heap and may in out-of-order execution * cases cause segmentation ...
DTS_E_INVALIDTASKPOINTER 字段 DTS_E_INVALIDTIMEOUT 字段 DTS_E_INVALIDURL 字段 DTS_E_INVALIDUSAGETYPEFORCUSTOMPROPERTY 字段 DTS_E_INVALIDUSESDISPOSITIONSVALUE 字段 DTS_E_INVALIDVALUEINARRAY 字段 DTS_E_INVALIDVARIABLEVALUE 字段 DTS_E_INVALIDVARVALUE 字段 DTS_E_INVALIDVERNUMCANTBENEGATIVE 字段 DTS_...
用户程序可以直接使用系统调用来管理 heap 和mmap 映射区域,但更多的时候程序都是使用 C 语言提供的 malloc()和 free()函数来动态的分配和释放内存。stack区域是唯一不需要映射,用户却可以访问的内存区域,这也是利用堆栈溢出进行攻击的基础。 3.1 进程内存布局 ...
assertion "heap != NULL && "free() target pointer is outside heap areas"" failed: file "/home/bzgec/esp/esp-idf/components/heap/heap_caps.c", line 267, function: heap_caps_free abort() was called at PC 0x400d2cdf on core 0 0x400d2cdf: __assert_func at /builds/idf/crosstool-...
type gobuf struct { sp uintptr pc uintptr g guintptr ctxt unsafe.Pointer ret sys.Uintreg lr uintptr bp uintptr // for GOEXPERIMENT=framepointer} 其实就是保存了当前的栈指针,计数器,当然还有g自身,这里记录自身g的指针是为了能快速的访问到goroutine中的信息。