[mythtv-commits] Ticket #13644: mythbackend segfaults in DTVRecorder::FindH2645Keyframes

[MythTV]

#13644: mythbackend segfaults in DTVRecorder::FindH2645Keyframes
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     Reporter:  bib1963             |      Owner:  (none)
         Type:  Bug Report - Crash  |     Status:  new
     Priority:  minor               |  Milestone:  needs_triage
    Component:  MythTV - General    |    Version:  Master Head
     Severity:  medium              |   Keywords:
Ticket locked:  0                   |
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 Been happening for a few weeks now.

 Backtrace...
 #0  DTVRecorder::FindH2645Keyframes (this=0x7fdd701e67d0,
 tspacket=0x7fdd40052228) at recorders/dtvrecorder.cpp:917
 917                                    m_ringBuffer->GetWritePosition());
 [Current thread is 1 (Thread 0x7fdc7f7fe700 (LWP 767))]#1
 0x00007fddb4411b57 in DTVRecorder::ProcessVideoTSPacket(TSPacket const&)
 (this=0x7fdd701e67d0, tspacket=...) at recorders/dtvrecorder.cpp:1550
 #2  0x00007fddb3f71cea in MPEGStreamData::ProcessTSPacket(TSPacket const&)
 (this=0x7fdd701af198, tspacket=...) at mpeg/mpegstreamdata.cpp:1030
 #3  0x00007fddb3f715ab in MPEGStreamData::ProcessData(unsigned char
 const*, int)
     (this=0x7fdd701af198, buffer=0x7fdd4004fd70
 "G\tk\036R\311B%^\033\253\fp\347\353,\006Q\242È\355=:iz\305\v\\\230hP,\307^\232\001K\202\375+^v\035\254G`\024:R\032\335\367C&\033\020\274f$M\366d\321b\251Ç
 \253\232~\361ͬ\241(U\356B\323\341\363Mc@\356\346\362\251$u\202\362Bf\"\301^\f^\017\376\232\333'\035\360O\367\353\306\063C\331O-V[\315\322dD\207\201\331\371\376A\376\317\030\v\374\266\236v\356\b\221\ao&\364M\216TV3\202\213k\266\365\254
 \023\237", len=19928) at mpeg/mpegstreamdata.cpp:977
 #4  0x00007fddb44ffed3 in DVBStreamHandler::RunTS() (this=0x7fdd1800f600)
 at recorders/dvbstreamhandler.cpp:266
 #5  0x00007fddb44fe227 in DVBStreamHandler::run() (this=0x7fdd1800f600) at
 recorders/dvbstreamhandler.cpp:119
 #6  0x00007fddb3500f7a in MThreadInternal::run() (this=0x7fdd18013350) at
 mthread.cpp:79
 #7  0x00007fddb0ae58b2 in  () at /usr/lib64/libQt5Core.so.5
 #8  0x00007fddb26424f9 in start_thread () at /lib64/libpthread.so.0
 #9  0x00007fddb0179f2f in clone () at /lib64/libc.so.6

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Ticket URL: <https://code.mythtv.org/trac/ticket/13644>
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