Linux在没有core文件的情况下，利用系统dmesg指令消息，查看kangle的崩溃简单信息，用addr2line定位文件

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Linux在没有core文件的情况下，利用系统dmesg指令消息，查看kangle的崩溃简单信息，用addr2line定位文件

1. dmesg|grep kangle
   

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kangle[31479]: segfault at 0 ip 000000000057159e sp 00007fd8f6bf69f0 error 4 in kangle[400000+4e5000]
kangle[27852]: segfault at 0 ip 000000000057159e sp 00007fd8f01f59f0 error 4 in kangle[400000+4e5000]
kangle[7639]: segfault at 0 ip 00000000005710ae sp 00007f4b16bf79f0 error 4 in kangle[400000+4e5000]
kangle[9763]: segfault at 0 ip 00000000005710ae sp 00007f4b0e3f49f0 error 4 in kangle[400000+4e5000]
kangle[9792]: segfault at 0 ip 00000000005710ae sp 00007f4b0dcf3970 error 4 in kangle[400000+4e5000]
kangle[9857]: segfault at 0 ip 00000000005710ae sp 00007f4b133fa9f0 error 4 in kangle[400000+4e5000]
kangle[9917]: segfault at 0 ip 00000000005710ae sp 00007f4b0fdf49f0 error 4 in kangle[400000+4e5000]
kangle[9960]: segfault at 0 ip 00000000005710ae sp 00007f4b0fdf69f0 error 4 in kangle[400000+4e5000]
kangle[10039]: segfault at 0 ip 00000000005710ae sp 00007f4b14dfa9f0 error 4 in kangle[400000+4e5000]
kangle[16354]: segfault at 0 ip 00000000005710ae sp 00007f4b17af99f0 error 4 in kangle[400000+4e5000]
kangle[25758]: segfault at 0 ip 00000000005710ae sp 00007f4b128fa9f0 error 4 in kangle[400000+4e5000]
kangle[25803]: segfault at 0 ip 00000000005710ae sp 00007f4b0e9f29f0 error 4 in kangle[400000+4e5000]
kangle[31301]: segfault at 0 ip 00000000005710ae sp 00007f4b149fa9c0 error 4 in kangle[400000+4e5000]
kangle[4775]: segfault at 0 ip 00000000005710ae sp 00007f4b0ddfb9c0 error 4 in kangle[400000+4e5000]
kangle[6243]: segfault at 0 ip 000000000057109e sp 00007fee18dfa9f0 error 4 in kangle[400000+4e5000]
kangle[9672]: segfault at 0 ip 000000000057109e sp 00007fee119f39f0 error 4 in kangle[400000+4e5000]
kangle[21693]: segfault at 0 ip 000000000057109e sp 00007fee141f79f0 error 4 in kangle[400000+4e5000]
kangle[21872]: segfault at 0 ip 000000000057109e sp 00007fee191fb9f0 error 4 in kangle[400000+4e5000]
kangle[22702]: segfault at 0 ip 000000000057109e sp 00007fee136f69f0 error 4 in kangle[400000+4e5000]
kangle[5709]: segfault at 0 ip 000000000057193e sp 00007f982a3fba10 error 4 in kangle[400000+4e5000]
kangle[5792]: segfault at 0 ip 000000000057193e sp 00007f982d8f9a10 error 4 in kangle[400000+4e5000]
kangle[10495]: segfault at 0 ip 000000000057193e sp 00007f982adf4a10 error 4 in kangle[400000+4e5000]
kangle[16834]: segfault at 0 ip 000000000057193e sp 00007f9822ff6a10 error 4 in kangle[400000+4e5000]
kangle[18847]: segfault at 0 ip 000000000057193e sp 00007f9823bfaa10 error 4 in kangle[400000+4e5000]
kangle[18865]: segfault at 0 ip 000000000057193e sp 00007f982e2faa10 error 4 in kangle[400000+4e5000]
kangle[31686]: segfault at 0 ip 000000000057193e sp 00007f98245f6a10 error 4 in kangle[400000+4e5000]

通过信息，addr2line就可以在没有core情况下轻松定位到文件了。。

1. addr2line -e /vhs/kangle/bin/kangle 000000000057193e

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