[TS-2051] ATS crashing shortly after starting when SSL is enabled

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 3.3.5
• Component/s: Core, SSL
• Assignee: Leif Hedstrom
• Reporter: David Carlin
• Created: 19/Jul/13 20:38
• Updated: 09/Aug/13 14:34
• Resolved: 06/Aug/13 20:28

Description

We went to test master because it contains a fix for TS-2035. It seems to crash if SSL is enabled shortly after startup. The filenames for the core files indicate they are from SSL threads.

CONFIG proxy.config.http.server_ports STRING 80 81 82 83 84 85 90 80:ipv6 81:ipv6 443:ipv6:ssl 444:ipv6:ssl 443:ssl 444:ssl 445:ssl 446:ssl 447:ssl 448:ssl 490:ssl

Stack trace:

/home/y/bin/traffic_server - STACK TRACE:
/lib64/libpthread.so.0(+0x3f8240f500)[0x2aafe95f3500]
/home/y/bin/traffic_server(_ZN10HttpTunnel12producer_runEP18HttpTunnelProducer+0x25f)[0x568daf]
/home/y/bin/traffic_server(_ZN10HttpTunnel10tunnel_runEP18HttpTunnelProducer+0xd9)[0x569f09]
/home/y/bin/traffic_server(_ZN6HttpSM23setup_internal_transferEMS_FiiPvE+0x632)[0x526172]
/home/y/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x487)[0x532357]
/home/y/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x2b0)[0x529220]
/home/y/bin/traffic_server(_ZN6HttpSM18state_api_callbackEiPv+0x8a)[0x52f1ba]
/home/y/bin/traffic_server(TSHttpTxnReenable+0x404)[0x4b5ad4]
/home/y/libexec64/trafficserver/header_filter.so(+0x2d5d)[0x2ab03679ad5d]
/home/y/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x114)[0x529084]
/home/y/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x114)[0x530714]
/home/y/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x3aa)[0x53227a]
/home/y/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x2b0)[0x529220]
/home/y/bin/traffic_server(_ZN6HttpSM18state_api_callbackEiPv+0x8a)[0x52f1ba]
/home/y/bin/traffic_server(TSHttpTxnReenable+0x404)[0x4b5ad4]
/home/y/libexec64/trafficserver/header_filter.so(+0x2d5d)[0x2ab03679ad5d]
/home/y/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x114)[0x529084]
/home/y/bin/traffic_server(_ZN6HttpSM33state_read_server_response_headerEiPv+0x390)[0x52c830]
/home/y/bin/traffic_server(_ZN6HttpSM12main_handlerEiPv+0xd8)[0x52efc8]
/home/y/bin/traffic_server(_ZN18UnixNetVConnection14readSignalDoneEiP10NetHandler+0x3d)[0x67fc3d]
/home/y/bin/traffic_server(_ZN17SSLNetVConnection11net_read_ioEP10NetHandlerP7EThread+0xb91)[0x6704b1]
/home/y/bin/traffic_server(_ZN10NetHandler12mainNetEventEiP5Event+0x1f2)[0x679632]
/home/y/bin/traffic_server(_ZN7EThread13process_eventEP5Eventi+0x8f)[0x6a1aff]
/home/y/bin/traffic_server(_ZN7EThread7executeEv+0x4a3)[0x6a24e3]
/home/y/bin/traffic_server[0x6a099a]
/lib64/libpthread.so.0(+0x3f82407851)[0x2aafe95eb851]
/lib64/libc.so.6(clone+0x6d)[0x3f820e890d]

Backtrace:

#0 operator= (this=<value optimized out>, p=<value optimized out>) at ../../lib/ts/Ptr.h:425
#1 clone_reader (this=<value optimized out>, p=<value optimized out>) at ../../iocore/eventsystem/P_IOBuffer.h:873
#2 HttpTunnel::producer_run (this=<value optimized out>, p=<value optimized out>) at HttpTunnel.cc:831
#3 0x0000000000569f09 in HttpTunnel::tunnel_run (this=0x2ba83d9425e8, p_arg=0x0) at HttpTunnel.cc:698
#4 0x0000000000526172 in HttpSM::setup_internal_transfer (this=0x2ba83d940a50, handler_arg=(int (HttpSM::)(HttpSM *, int, void *)) 0x5328d0 <HttpSM::tunnel_handler_cache_fill(int, void)>) at HttpSM.cc:5872
#5 0x0000000000532357 in HttpSM::handle_api_return (this=0x2ba83d940a50) at HttpSM.cc:1598
#6 0x0000000000529220 in HttpSM::state_api_callout (this=0x2ba83d940a50, event=60000, data=0x0) at HttpSM.cc:1484
#7 0x000000000052f1ba in HttpSM::state_api_callback (this=0x2ba83d940a50, event=60000, data=0x0) at HttpSM.cc:1303
#8 0x00000000004b5ad4 in TSHttpTxnReenable (txnp=0x2ba83d940a50, event=TS_EVENT_HTTP_CONTINUE) at InkAPI.cc:5530
#9 0x00002ba69a79ad5d in cont_header_filter (event=<value optimized out>, edata=0x2ba83d940a50) at header_filter.cc:90
#10 0x0000000000529084 in HttpSM::state_api_callout (this=0x2ba83d940a50, event=<value optimized out>, data=<value optimized out>) at HttpSM.cc:1410
#11 0x0000000000530714 in HttpSM::set_next_state (this=0x2ba83d940a50) at HttpSM.cc:7050
#12 0x000000000053227a in HttpSM::handle_api_return (this=0x2ba83d940a50) at HttpSM.cc:1552
#13 0x0000000000529220 in HttpSM::state_api_callout (this=0x2ba83d940a50, event=60000, data=0x0) at HttpSM.cc:1484
#14 0x000000000052f1ba in HttpSM::state_api_callback (this=0x2ba83d940a50, event=60000, data=0x0) at HttpSM.cc:1303
#15 0x00000000004b5ad4 in TSHttpTxnReenable (txnp=0x2ba83d940a50, event=TS_EVENT_HTTP_CONTINUE) at InkAPI.cc:5530
#16 0x00002ba69a79ad5d in cont_header_filter (event=<value optimized out>, edata=0x2ba83d940a50) at header_filter.cc:90
#17 0x0000000000529084 in HttpSM::state_api_callout (this=0x2ba83d940a50, event=<value optimized out>, data=<value optimized out>) at HttpSM.cc:1410
#18 0x000000000052c830 in do_api_callout (this=0x2ba83d940a50, event=<value optimized out>, data=0x2ba6e000dcb8) at HttpSM.cc:504
#19 HttpSM::state_read_server_response_header (this=0x2ba83d940a50, event=<value optimized out>, data=0x2ba6e000dcb8) at HttpSM.cc:1866
#20 0x000000000052efc8 in HttpSM::main_handler (this=0x2ba83d940a50, event=102, data=0x2ba6e000dcb8) at HttpSM.cc:2501
#21 0x000000000067fc3d in handleEvent (this=0x2ba6e000dbb0, event=<value optimized out>, nh=0x2ba66029bbf0) at ../../iocore/eventsystem/I_Continuation.h:146
#22 read_signal_and_update (this=0x2ba6e000dbb0, event=<value optimized out>, nh=0x2ba66029bbf0) at UnixNetVConnection.cc:138
#23 read_signal_done (this=0x2ba6e000dbb0, event=<value optimized out>, nh=0x2ba66029bbf0) at UnixNetVConnection.cc:168
#24 UnixNetVConnection::readSignalDone (this=0x2ba6e000dbb0, event=<value optimized out>, nh=0x2ba66029bbf0) at UnixNetVConnection.cc:889
#25 0x00000000006704b1 in SSLNetVConnection::net_read_io (this=0x2ba6e000dbb0, nh=0x2ba66029bbf0, lthread=0x2ba660298010) at SSLNetVConnection.cc:245
#26 0x0000000000679632 in NetHandler::mainNetEvent (this=0x2ba66029bbf0, event=<value optimized out>, e=<value optimized out>) at UnixNet.cc:376
#27 0x00000000006a1aff in handleEvent (this=0x2ba660298010, e=0x27959b0, calling_code=5) at I_Continuation.h:146
#28 EThread::process_event (this=0x2ba660298010, e=0x27959b0, calling_code=5) at UnixEThread.cc:141
#29 0x00000000006a24e3 in EThread::execute (this=0x2ba660298010) at UnixEThread.cc:265
#30 0x00000000006a099a in spawn_thread_internal (a=0x2adec10) at Thread.cc:88
#31 0x00002ba64c17b851 in start_thread () from /lib64/libpthread.so.0
#32 0x0000003f820e890d in clone () from /lib64/libc.so.6

Issue Links

• is related to: TS-1320 Reading from SSL origin can starve sending data to client