RE: [squid-users] FATAL: Received Segment Violation...dying.

hey ,

thanks amo for reply, but how to i build with debug symbols, do u mean by --enable-stacktrace ?.

thanks and best regards

----------------------------------------
> Date: Wed, 26 May 2010 23:49:24 +1200
> From: squid3_at_treenet.co.nz
> To: squid-users_at_squid-cache.org
> Subject: Re: [squid-users] FATAL: Received Segment Violation...dying.
>
> sameer khan wrote:
>>
>> Hey
>>
>> there was a permission problem with director where coredump was suppose to be created, but got that fixed following is the coredump, can some one highlight what is wrong ?
>>
>> squid-1# gdb /usr/local/squid/sbin/squid /usr/local/squid/var/cache/core
>> GNU gdb 6.8-debian
>> Copyright (C) 2008 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later
>> This is free software: you are free to change and redistribute it.
>> There is NO WARRANTY, to the extent permitted by law. Type "show copying"
>> and "show warranty" for details.
>> This GDB was configured as "x86_64-linux-gnu"...
>> (no debugging symbols found)
>>
>> warning: Can't read pathname for load map: Input/output error.
>> Reading symbols from /lib/libcrypt.so.1...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libcrypt.so.1
>> Reading symbols from /lib/librt.so.1...(no debugging symbols found)...done.
>> Loaded symbols for /lib/librt.so.1
>> Reading symbols from /lib/libpthread.so.0...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libpthread.so.0
>> Reading symbols from /lib/libm.so.6...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libm.so.6
>> Reading symbols from /lib/libnsl.so.1...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libnsl.so.1
>> Reading symbols from /lib/libc.so.6...
>> (no debugging symbols found)...done.
>> Loaded symbols for /lib/libc.so.6
>> Reading symbols from /lib/ld-linux-x86-64.so.2...(no debugging symbols found)...done.
>> Loaded symbols for /lib64/ld-linux-x86-64.so.2
>> Reading symbols from /lib/libnss_files.so.2...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libnss_files.so.2
>> Reading symbols from /lib/libnss_compat.so.2...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libnss_compat.so.2
>> Reading symbols from /lib/libnss_nis.so.2...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libnss_nis.so.2
>> Reading symbols from /lib/libnss_dns.so.2...
>> (no debugging symbols found)...done.
>> Loaded symbols for /lib/libnss_dns.so.2
>> Reading symbols from /lib/libresolv.so.2...(no debugging symbols found)...done.
>> Loaded symbols for /lib/libresolv.so.2
>> (no debugging symbols found)
>> Core was generated by `(squid)'.
>> Program terminated with signal 6, Aborted.
>> [New process 4412]
>> [New process 4424]
>> [New process 4430]
>> [New process 4431]
>> [New process 4437]
>> [New process 4428]
>> [New process 4425]
>> [New process 4427]
>> [New process 4470]
>> [New process 4475]
>> [New process 4472]
>> [New process 4463]
>> [New process 4464]
>> [New process 4474]
>> [New process 4471]
>> [New process 4436]
>> [New process 4426]
>> [New process 4434]
>> [New process 4450]
>> [New process 4447]
>> [New process 4465]
>> [New process 4429]
>> [New process 4432]
>> [New process 4446]
>> [New process 4433]
>> [New process 4449]
>> [New process 4455]
>> [New process 4458]
>> [New process 4462]
>> [New process 4442]
>> [New process 4439]
>> [New process 4448]
>> [New process 4435]
>> [New process 4456]
>> [New process 4460]
>> [New process 4444]
>> [New process 4445]
>> [New process 4440]
>> [New process 4452]
>> [New process 4438]
>> [New process 4457]
>> [New process 4468]
>> [New process 4466]
>> [New process 4454]
>> [New process 4441]
>> [New process 4453]
>> [New process 4461]
>> [New process 4467]
>> [New process 4443]
>> [New process 4459]
>> [New process 4451]
>> [New process 4469]
>> [New process 4473]
>> #0 0x00007f5f94deaed5 in raise () from /lib/libc.so.6
>> (gdb) bt
>> #0 0x00007f5f94deaed5 in raise () from /lib/libc.so.6
>> #1 0x00007f5f94dec3f3 in abort () from /lib/libc.so.6
>> #2 0x00000000004824ad in ?? ()
>> #3
>> #4 0x00007f5f94e33a72 in strcmp () from /lib/libc.so.6
>> #5 0x00000000004268f2 in ?? ()
>
> Darn. The function name and other symbols have been stripped out of the
> squid binary. The app can;t generate any useful traces.
>
> You will need to try and replicate the problem in a squid built with
> debug symbols still inside.
>
>
>> My settup
>>
>> <*> Squid Cache: Version 2.7.STABLE6
>> configure options: '--enable-async-io'
>> '--enable-icmp' '--enable-snmp'
>> '--enable-cache-digests' '--enable-follow-x-forwarded-for'
>> '--enable-storeio=aufs,ufs,null,diskd,coss'
>> '--enable-removal-policies=heap,lru'
>> '--with-maxfd=65535' '--disable-ident-lookups'
>> '--enable-truncate' '--enable-linux-tproxy'
>> '--enable-linux-netfilter' '--enable-large-cache-files'
>>
>> <*> Kernel 2.6.31.13
>
> FWIW: linux kernel 2.6.3* do not support TPROXY version 2 (which is the
> version in squid 2.7).
>
> For TPROXYv4 you will needed squid-3.1 or later.
>
> Amos
> --
> Please be using
> Current Stable Squid 2.7.STABLE9 or 3.1.3
                                               
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Received on Wed May 26 2010 - 14:26:17 MDT