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https://issues.apache.org/jira/browse/TS-4541?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15474298#comment-15474298
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Leif Hedstrom commented on TS-4541:
-----------------------------------
I will file a new Jira for my trace, we think it's different.
> SEGV in send_a_data_frame with HTTP/2 (possibly ASAN mutex)
> ------------------------------------------------------------
>
> Key: TS-4541
> URL: https://issues.apache.org/jira/browse/TS-4541
> Project: Traffic Server
> Issue Type: Bug
> Components: HTTP/2
> Reporter: Bryan Call
> Assignee: Bryan Call
> Priority: Critical
> Labels: A, ASAN
> Fix For: 7.0.0
>
>
> {code}
> ==26628==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000038 (pc
> 0x0000009ad1b9 sp 0x2b7e55d79740 bp 0x2b7e55d7d8f0 T15)
> #0 0x9ad1b8 in Mutex_lock
> ../../../trafficserver/iocore/eventsystem/I_Lock.h:381
> #1 0x9ad1b8 in MutexLock
> ../../../trafficserver/iocore/eventsystem/I_Lock.h:449
> #2 0x9ad1b8 in Http2ConnectionState::send_a_data_frame(Http2Stream*,
> unsigned long&)
> ../../../trafficserver/proxy/http2/Http2ConnectionState.cc:1040
> #3 0x9af71d in
> Http2ConnectionState::send_data_frames_depends_on_priority()
> ../../../trafficserver/proxy/http2/Http2ConnectionState.cc:1000
> #4 0x9b1ff9 in Http2ConnectionState::main_event_handler(int, void*)
> ../../../trafficserver/proxy/http2/Http2ConnectionState.cc:803
> #5 0xe9f5e3 in Continuation::handleEvent(int, void*)
> ../../../trafficserver/iocore/eventsystem/I_Continuation.h:153
> #6 0xe9f5e3 in EThread::process_event(Event*, int)
> ../../../trafficserver/iocore/eventsystem/UnixEThread.cc:148
> #7 0xea18c9 in EThread::execute()
> ../../../trafficserver/iocore/eventsystem/UnixEThread.cc:202
> #8 0xe9e128 in spawn_thread_internal
> ../../../trafficserver/iocore/eventsystem/Thread.cc:86
> #9 0x2b7e4d575aa0 in start_thread (/lib64/libpthread.so.0+0x3818807aa0)
> #10 0x38180e893c in clone (/lib64/libc.so.6+0x38180e893c)
> {code}
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