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https://issues.apache.org/jira/browse/TS-2750?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13983374#comment-13983374
 ] 

Sudheer Vinukonda commented on TS-2750:
---------------------------------------

Looks like there might be some sort of memory corruption - 

0x2b964c5d5914: Cannot access memory at address 0x2b964c5d5914
(gdb) down
#1  HttpAcceptCont::mainEvent (this=0x28b4b60, event=<value optimized out>, 
data=0x2b964c5d5908) at HttpAcceptCont.cc:62
62      HttpAcceptCont.cc: No such file or directory.
        in HttpAcceptCont.cc
(gdb) up
#2  0x00000000004db60b in handleEvent (this=0x2b964c5d5710) at 
../iocore/eventsystem/I_Continuation.h:146
146     ../iocore/eventsystem/I_Continuation.h: No such file or directory.
        in ../iocore/eventsystem/I_Continuation.h
(gdb) x/x 0x2b964c5d5908
0x2b964c5d5908: Cannot access memory at address 0x2b964c5d5908


> Crash with SPDY on production environment in HttpAcceptCont::mainEvent
> ----------------------------------------------------------------------
>
>                 Key: TS-2750
>                 URL: https://issues.apache.org/jira/browse/TS-2750
>             Project: Traffic Server
>          Issue Type: Bug
>          Components: SPDY
>            Reporter: Sudheer Vinukonda
>            Assignee: Yunkai Zhang
>              Labels: SPDY_ATS
>             Fix For: sometime
>
>
> After applying patches to ts-2742 (removing the ipv4 assert) and ts-2743 (w/ 
> a temporary fix still using the TS API, before a permanent fix is available), 
> noticed the below new core. 
> NOTE: Traffic Server received Sig 11: Segmentation fault
> /home/y/bin/traffic_server - STACK TRACE: 
> /lib64/libpthread.so.0(+0x329720f500)[0x2b64e0a7a500]
> /home/y/bin/traffic_server(_ZN14HttpAcceptCont9mainEventEiPv+0x147)[0x563337]
> /home/y/bin/traffic_server(_ZN12PluginVCCore17state_send_acceptEiPv+0x9b)[0x4db38b]
> /home/y/bin/traffic_server(_ZN12PluginVCCore7connectEv+0x23)[0x4db673]
> /home/y/bin/traffic_server(TSHttpConnectWithProtoStack+0x83)[0x4b4b53]
> /home/y/bin/traffic_server(_ZN7FetchSM10ext_lanuchEv+0x3b)[0x4c621b]
> /home/y/bin/traffic_server[0x5d263c]
> /home/y/bin/traffic_server(_Z26spdy_on_ctrl_recv_callbackP15spdylay_session18spdylay_frame_typeP13spdylay_framePv+0x6fe)[0x5d33de]
> /home/y/bin/traffic_server(spdylay_session_on_syn_stream_received+0xe0)[0x718c10]
> /home/y/bin/traffic_server(spdylay_session_mem_recv+0xb47)[0x719917]
> /home/y/bin/traffic_server(spdylay_session_recv+0x49)[0x719b49]
> /home/y/bin/traffic_server[0x5d0aa8]
> /home/y/bin/traffic_server(_ZN18UnixNetVConnection19readSignalAndUpdateEi+0x27)[0x6ed9e7]
> /home/y/bin/traffic_server(_ZN17SSLNetVConnection11net_read_ioEP10NetHandlerP7EThread+0xf37)[0x6ddbe7]
> /home/y/bin/traffic_server(_ZN10NetHandler12mainNetEventEiP5Event+0x1f2)[0x6e5052]
> /home/y/bin/traffic_server(_ZN7EThread13process_eventEP5Eventi+0x8f)[0x712fef]
> /home/y/bin/traffic_server(_ZN7EThread7executeEv+0x493)[0x713993]
> /home/y/bin/traffic_server[0x71239a]
> /lib64/libpthread.so.0(+0x3297207851)[0x2b64e0a72851]
> /lib64/libc.so.6(clone+0x6d)[0x3296ee890d]



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