issue-link js-issue-link" data-error-text="Failed to load title" data-id="8371009" data-permission-text="Title is private" data-url="https://github.com/apache/trafficserver/issues/1" data-hovercard-type="pull_request" data-hovercard-url="/apache/trafficserver/pull/1/hovercard" href="https://github.com/apache/trafficserver/pull/1">#1 0x00000000006197a5 in Http2Stream::destroy (this=0x7f22381a6b80) at /opt/src/trafficserver/proxy/http2/Http2Stream.cc:719 #2 0x0000000000612976 in Http2Stream::terminate_if_possible (this=0x7f22381a6b80) at /opt/src/trafficserver/proxy/http2/Http2Stream.cc:384 #3 Http2Stream::transaction_done (this=0x7f22381a6b80) at /opt/src/trafficserver/proxy/http2/Http2Stream.cc:373 #4 0x00000000005bb027 in HttpSM::kill_this (this=this@entry=0x7f2228a21620) at /opt/src/trafficserver/proxy/http/HttpSM.cc:6895 #5 0x00000000005bc1ad in HttpSM::main_handler (this=0x7f2228a21620, event=2301, data=0x7f2228a229c0) at /opt/src/trafficserver/proxy/http/HttpSM.cc:2640 #6 0x0000000000606751 in Continuation::handleEvent (data=0x7f2228a229c0, event=2301, this=<optimized out>) at /opt/src/trafficserver/iocore/eventsystem/I_Continuation.h:152 #7 HttpTunnel::main_handler (this=0x7f2228a229c0, event=<optimized out>, data=<optimized out>) at /opt/src/trafficserver/proxy/http/HttpTunnel.cc:1651 #8 0x0000000000755a6e in Continuation::handleEvent (data=<optimized out>, event=<optimized out>, this=<optimized out>) at /opt/src/trafficserver/iocore/eventsystem/I_Continuation.h:152 #9 CacheVC::calluser (event=<optimized out>, this=<optimized out>) at /opt/src/trafficserver/iocore/cache/P_CacheInternal.h:646 #10 CacheVC::openReadMain (this=0x7f223ece8980) at /opt/src/trafficserver/iocore/cache/CacheRead.cc:712 #11 0x00000000006da481 in Continuation::handleEvent (data=0x0, event=1, this=0x7f223ece8980) at /opt/src/trafficserver/iocore/eventsystem/I_Continuation.h:152 #12 CacheVC::callcont (this=0x7f223ece8980, event=<optimized out>) at /opt/src/trafficserver/iocore/cache/P_CacheInternal.h:665 #13 0x000000000075c1a1 in CacheVC::openReadStartHead (this=0x7f223ece8980, event=<optimized out>, e=0x0) at /opt/src/trafficserver/iocore/cache/CacheRead.cc:1159 #14 0x0000000000731185 in Continuation::handleEvent (data=0x0, event=3900, this=0x7f223ece8980) at /opt/src/trafficserver/iocore/eventsystem/I_Continuation.h:152 #15 CacheVC::handleReadDone (this=0x7f223ece8980, event=<optimized out>, e=<optimized out>) at /opt/src/trafficserver/iocore/cache/Cache.cc:2463 #16 0x00000000006d90f3 in Continuation::handleEvent (data=<optimized out>, event=3900, this=<optimized out>) at /opt/src/trafficserver/iocore/eventsystem/I_Continuation.h:152 #17 AIOCallbackInternal::io_complete (this=<optimized out>, event=<optimized out>, data=<optimized out>) at /opt/src/trafficserver/iocore/aio/P_AIO.h:116 #18 0x0000000000806a55 in Continuation::handleEvent (data=0x7f21252a8dc0, event=1, this=<optimized out>) at /opt/src/trafficserver/iocore/eventsystem/I_Continuation.h:152 #19 EThread::process_event (this=this@entry=0x7f2249c67010, e=e@entry=0x7f21252a8dc0, calling_code=1) at /opt/src/trafficserver/iocore/eventsystem/UnixEThread.cc:140 #20 0x00000000008072b6 in EThread::process_queue (this=this@entry=0x7f2249c67010, NegativeQueue=NegativeQueue@entry=0x7f224975bea0) at /opt/src/trafficserver/iocore/eventsystem/UnixEThread.cc:175 #21 0x00000000008076db in EThread::execute_regular (this=0x7f2249c67010) at /opt/src/trafficserver/iocore/eventsystem/UnixEThread.cc:207 #22 0x00000000008064b5 in spawn_thread_internal (a=0x2c83d70) at /opt/src/trafficserver/iocore/eventsystem/Thread.cc:84 #23 0x00007f224f8ad6ba in start_thread (arg=0x7f224975c700) at pthread_create.c:333 #24 0x00007f224eb3241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 (gdb) f 0 #0 Http2ConnectionState::release_stream (this=this@entry=0x7f22381730e0, stream=stream@entry=0x7f22381a6b80) at /opt/src/trafficserver/proxy/http2/Http2ConnectionState.cc:1186 1186 ua_session->destroy(); (gdb) list 1181 1182 if (fini_received && total_client_streams_count == 0) { 1183 // We were shutting down, go ahead and terminate the session 1184 // this is a member of Http2ConnectionState and will be freed 1185 // when ua_session is destroyed 1186 ua_session->destroy(); 1187 1188 // Can't do this because we just destroyed right here ^, 1189 // or we can use a local variable to do it. 1190 // ua_session = nullptr; (gdb) print ua_session $1 = (Http2ClientSession *) 0x0 (gdb) info locals lock = {m = {m_ptr = 0x7f21a5f7c370}, locked_p = true} (gdb) print *lock.m.m_ptr $2 = {<RefCountObj> = {<ForceVFPTToTop> = {_vptr.ForceVFPTToTop = 0x80af70 <vtable for ProxyMutex+16>}, m_refcount = 3}, the_mutex = {__data = {__lock = 1, __count = 0, __owner = 20146, __nusers = 1, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = "\001\000\000\000\000\000\000\000\262N\000\000\001", '\000' <repeats 26 times>, __align = 1}, thread_holding = 0x7f2249c67010, nthread_holding = 3} (gdb) print *this $3 = {<Continuation> = {<force_VFPT_to_top> = {_vptr.force_VFPT_to_top = 0x842b40 <vtable for Http2ConnectionState+16>}, handler = (int (Continuation::*)(Continuation * const, int, void *)) 0x62a000 <Http2ConnectionState::state_closed(int, void*)>, mutex = {m_ptr = 0x0}, link = {<SLink<Continuation>> = {next = 0x0}, prev = 0x0}, control_flags = {raw_flags = 0}}, ua_session = 0x0, local_hpack_handle = 0x7f20fcd0c930, remote_hpack_handle = 0x7f20fcb91260, dependency_tree = 0x7f20fcc73550, server_settings = {settings = {4096, 1, 150, 1048576, 16384, 4294967295}}, client_settings = {settings = {65536, 1, 1000, 6291456, 16384, 4294967295}}, client_rwnd = 15714466, server_rwnd = 1048576, stream_list = {<DLL<Http2Stream, Continuation::Link_link>> = {head = 0x0}, tail = 0x0}, latest_streamid_in = 1, latest_streamid_out = 0, stream_requests = 1, client_streams_in_count = 0, client_streams_out_count = 0, total_client_streams_count = 0, continued_stream_id = 0, continued_buffer = {iov_base = 0x0, iov_len = 0}, _scheduled = false, fini_received = true, recursion = 0, fini_event = 0x0} (gdb) ```

sometimes ua_session comes back empty#4158dmorilha wants to merge 1 commit intoapache:7.1.xapache/trafficserver:7.1.xfrom dmorilha:patch-4Copy head branch name to clipboard

Commits

Commits on Aug 23, 2018

sometimes ua_session comes back empty

sometimes ua_session comes back empty#4158
dmorilha wants to merge 1 commit intoapache:7.1.xfrom
dmorilha:patch-4