请教：__CleanupCatch()错误

jumpjumpfish

Segmentation fault in . at 0x646c ($t1)
0x0000646c warning: Unable to access address 0x646c from core
ffffffff   warning: Unable to access address 0x646c from core
fnmadd.   fr31,fr31,fr31,fr31
warning: could not locate trace table from starting address 0x646c
__CleanupCatch() at 0xd0cefa10
IsAnDevice(0x20072910) at 0x100110e0
_tmsvcdsp() at 0xd10e0428
_tmrunserver() at 0xd1105bd0
_tmstartserver() at 0xd11365fc
main(argc = 16, argv = 0x2ff225fc), line 170 in "BS-165c6.c"

程序中抛出的异常都有捕捉，请教什么原因会出这样的错误？