#410: Gwenview crashing with Ffmpeg 0.7.3
------------------------+---------------------------
Reporter: Wonko | Owner:
Type: defect | Status: new
Priority: normal | Component: undetermined
Version: unspecified | Resolution:
Keywords: | Blocked By:
Blocking: | Reproduced: 0
Analyzed: 0 |
------------------------+---------------------------
Comment (by Wonko):
Yes, that's line 543. It also has a comment "don't leak custom pb if it
wasn't set above". Gentoo often introduces its own patches, but the
version number should get a _rc<n> suffix then, which is not the case.
{{{
(gdb) disass $pc-32,$pc+32
Dump of assembler code from 0x7fffd5f8b8d7 to 0x7fffd5f8b917:
0x00007fffd5f8b8d7 <av_open_input_stream+119>: lea
0x48(%rsp),%r14
0x00007fffd5f8b8dc <av_open_input_stream+124>: lea
0x40(%rsp),%rdi
0x00007fffd5f8b8e1 <av_open_input_stream+129>: mov %rbx,%rdx
0x00007fffd5f8b8e4 <av_open_input_stream+132>: mov %r13,%rsi
0x00007fffd5f8b8e7 <av_open_input_stream+135>: mov %r14,%rcx
0x00007fffd5f8b8ea <av_open_input_stream+138>: callq
0x7fffd5f8b460 <avformat_open_input>
0x00007fffd5f8b8ef <av_open_input_stream+143>: mov
0x40(%rsp),%rdi
0x00007fffd5f8b8f4 <av_open_input_stream+148>: mov %eax,%r15d
=> 0x00007fffd5f8b8f7 <av_open_input_stream+151>: mov
0x20(%rdi),%rax
0x00007fffd5f8b8fb <av_open_input_stream+155>: mov %rdi,(%r12)
0x00007fffd5f8b8ff <av_open_input_stream+159>: test %rax,%rax
0x00007fffd5f8b902 <av_open_input_stream+162>: cmove %rbp,%rax
0x00007fffd5f8b906 <av_open_input_stream+166>: mov
%rax,0x20(%rdi)
0x00007fffd5f8b90a <av_open_input_stream+170>: callq
0x7fffd5f41c70 <ff_metadata_demux_compat>
0x00007fffd5f8b90f <av_open_input_stream+175>: mov %r14,%rdi
0x00007fffd5f8b912 <av_open_input_stream+178>: callq
0x7fffd5f076e8 <av_dict_free@plt>
End of assembler dump.
(gdb) info registers
rax 0xffffffff 4294967295
rbx 0x7fffd61c1420 140736785552416
rcx 0xffffffff 4294967295
rdx 0x145ee80 21360256
rsi 0x0 0
rdi 0x0 0
rbp 0x7fffffff8570 0x7fffffff8570
rsp 0x7fffffff0170 0x7fffffff0170
r8 0x7ffff4ce0ea0 140737300532896
r9 0x7ffff4ce0ef0 140737300532976
r10 0x7ffff4ce0ef0 140737300532976
r11 0x7fffd5cdb900 140736780417280
r12 0x7fffffff88a8 140737488324776
r13 0x7fffd6e726a2 140736798860962
r14 0x7fffffff01b8 140737488290232
r15 0xffffffff 4294967295
rip 0x7fffd5f8b8f7 0x7fffd5f8b8f7 <av_open_input_stream+151>
eflags 0x10202 [ IF RF ]
cs 0x33 51
ss 0x2b 43
ds 0x0 0
es 0x0 0
fs 0x0 0
gs 0x0 0
(gdb) print ic
$1 = (AVFormatContext *) 0x0
(gdb) print filename
$2 = 0x7fffd6e726a2 ""
(gdb) print **ic_ptr
$6 = {av_class = 0x145ee80, iformat = 0x7ffff4ce0ef8, oformat = 0x0,
priv_data = 0x0,
pb = 0x7fffffff8570, nb_streams = 2, streams = {0x13ce6e0, 0x145ee90,
0x0 <repeats 18 times>}, filename = '\000' <repeats 1023 times>,
timestamp = 0,
title = '\000' <repeats 511 times>, author = '\000' <repeats 511 times>,
copyright = '\000' <repeats 511 times>, comment = '\000' <repeats 511
times>,
album = '\000' <repeats 511 times>, year = 0, track = 0,
genre = '\000' <repeats 31 times>, ctx_flags = 0, packet_buffer = 0x0,
start_time = -9223372036854775808, duration = -9223372036854775808,
file_size = 0,
bit_rate = 0, cur_st = 0x0, cur_ptr_deprecated = 0x0, cur_len_deprecated
= 0,
cur_pkt_deprecated = {pts = 0, dts = 0, data = 0x0, size = 0,
stream_index = 0,
flags = 0, duration = 0, destruct = 0, priv = 0x0, pos = 0,
convergence_duration = 0}, data_offset = 0, index_built = 0, mux_rate
= 0,
packet_size = 0, preload = 0, max_delay = 0, loop_output = 0, flags =
128,
loop_input = 0, probesize = 5000000, max_analyze_duration = 5000000, key
= 0x0,
keylen = 0, nb_programs = 0, programs = 0x0, video_codec_id =
CODEC_ID_NONE,
audio_codec_id = CODEC_ID_NONE, subtitle_codec_id = CODEC_ID_NONE,
max_index_size = 1048576, max_picture_buffer = 3041280, nb_chapters =
4294967295,
chapters = 0x0, debug = 0, raw_packet_buffer = 0x0,
raw_packet_buffer_end = 0x0,
packet_buffer_end = 0x0, metadata = 0x0,
raw_packet_buffer_remaining_size = 0,
start_time_realtime = 0, fps_probe_size = -1, ts_id = 0}
(gdb) print err
$10 = -1
}}}
--
Ticket URL: <https://avcodec.org/trac/ffmpeg/ticket/410#comment:7>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker
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