[mythtv-commits] Ticket #740: Segfault when changing channels with DVB

MythTV mythtv at cvs.mythtv.org
Fri Dec 2 01:37:30 EST 2005


#740: Segfault when changing channels with DVB
--------------------+-------------------------------------------------------
 Reporter:  Homer   |       Owner:  ijr
     Type:  defect  |      Status:  new
 Priority:  major   |   Milestone:     
Component:  mythtv  |     Version:     
 Severity:  medium  |  
--------------------+-------------------------------------------------------
This is a dupe of a closed issue. At the end of that thread danielk
 suggests opening a new ticket if the problem shows up again.

 I have this problem on 8095. Just downloaded it and built it fresh.

 Here's the gdb log and backtrace:
 {{{

 2005-12-01 22:18:35.402 Invalid file handle when opening
 /mythtv//1510_20051201221833.mpg.  4 retries remaining.
 2005-12-01 22:18:35.903 Invalid file handle when opening
 /mythtv//1510_20051201221833.mpg.  3 retries remaining.
 2005-12-01 22:18:36.344 NVP: prebuffering pause
 2005-12-01 22:18:36.405 Invalid file handle when opening
 /mythtv//1510_20051201221833.mpg.  2 retries remaining.
 2005-12-01 22:18:36.907 Invalid file handle when opening
 /mythtv//1510_20051201221833.mpg.  1 retries remaining.
 2005-12-01 22:18:37.246 Prebuffer wait timed out 10 times.
 mpegts_read_header: read_packet() failed
 2005-12-01 22:18:37.996 AFD Error: Reset(): avformat err(-1) on
 av_open_input_file call.

 Program received signal SIGSEGV, Segmentation fault.
 [Switching to Thread -1293968464 (LWP 8956)]
 0xb760ad9a in av_read_frame (s=0x0, pkt=0x8da7c80) at utils.c:1089
 1089        const int genpts= s->flags & AVFMT_FLAG_GENPTS;
 Current language:  auto; currently c
 (gdb) bt
 #0  0xb760ad9a in av_read_frame (s=0x0, pkt=0x8da7c80) at utils.c:1089
 #1  0xb7ab5b95 in AvFormatDecoder::GetFrame (this=0x8bb2860, onlyvideo=0)
     at avformatdecoder.cpp:2061
 #2  0xb7a814eb in NuppelVideoPlayer::GetFrame (this=0x8b6db20,
 onlyvideo=0,
     unsafe=false) at NuppelVideoPlayer.cpp:868
 #3  0xb7a88d51 in NuppelVideoPlayer::StartPlaying (this=0x8b6db20)
     at NuppelVideoPlayer.cpp:2325
 #4  0xb7a45661 in SpawnDecode (param=0x8b6db20) at tv_play.cpp:188
 #5  0xb65bf380 in start_thread () from /lib/tls/libpthread.so.0
 #6  0xb645db5e in clone () from /lib/tls/libc.so.6

 }}}


 If there's anything else you need, just ask.

 Homer

-- 
Ticket URL: <http://cvs.mythtv.org/trac/ticket/740>
MythTV <http://www.mythtv.org/>
MythTV


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