无法理解 .eh_frame 部分映射
==4780== Use of uninitialised value of size 4
==4780== at 0x4011D18: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x401628F: ???
==4780== by 0x4006227: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x40065EF: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x4009E33: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x400B437: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x400A29F: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x4002ECB: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x400DF03: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x4001BD3: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x400215F: ??? (in /lib/ld-2.3.2.so)
==4780== by 0x400EF2B: ??? (in /lib/ld-2.3.2.so)
==4780==
==4780== Use of uninitialised value of size 4
==4780== at 0x4011D28: ??? (in /lib/ld-2.3.2.so)
==4780==
--4780-- WARNING: Serious error when reading debug info