[Bug 1384943] Re: [SRU] Pinger crashes with segfault in libc

[Marco Bettio]

Hi Jorge,
I recreated the error so the crash report is related to the following log entry:  

/var/log/squid3/cache.log

2014/12/18 14:09:24.128| nger.cc(213) Recv:  Pass [2a00:1450:4002:801::1016] off to ICMPv6 module.
2014/12/18 14:09:24.128| cc(194) SendEcho: Send Icmp6 packet to [2a00:1450:4002:801::1016].
2014/12/18 14:09:24.128| cc(206) SendEcho: x=40
2014/12/18 14:09:24.128| c(116) Log: pingerLog: 1418908164.128595 [2a00:1450:4002:801::1016]                    0
2014/12/18 14:09:24.162| cc(263) Recv: 40 bytes from [2a00:1450:4002:801::1016]
2014/12/18 14:09:24.162| c(116) Log: pingerLog: 1418908164.162822 [2a00:1450:4002:801::1016]                    129 Echo Reply      34ms 1 hops
2014/12/18 14:09:24.162| nger.cc(235) SendResult: return result to squid. len=78
2014/12/18 14:09:24.596| cc(263) Recv: 282 bytes from [2001:1418:100:84df:1::1]
2014/12/18 14:09:24.596| cc(306) Recv: [2001:1418:100:84df:1::1] said: 2/0 Packet Too Big
*** Error in `(pinger)': free(): invalid size: 0x00007f4adde3e260 ***

/var/log/kern.log

Dec 18 07:05:07 srvproxy01 kernel: [155746.408903] pinger[21467]:
segfault at 7f536c000000 ip 00007f536a5a38ac sp 00007fffa49c1c48 error 4
in libc-2.19.so[7f536a520000+1bb000]

and crash report attached

** Attachment added: "Crash report"
   https://bugs.launchpad.net/ubuntu/+source/squid3/+bug/1384943/+attachment/4283480/+files/_usr_lib_squid3_pinger.0.crash

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Title:
  [SRU] Pinger crashes with segfault in libc

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