#255: incorrect checksum for freed object
--------------------+---------------------------
Reporter: zimbatm | Owner:
Type: defect | Status: open
Priority: normal | Component: undetermined
Version: git | Resolution:
Keywords: malloc | Blocked By:
Blocking: | Reproduced: 0
Analyzed: 0 |
--------------------+---------------------------
Comment (by zimbatm):
Just changed and compiled the following, but no error on startup
{{{
diff --git a/ffmpeg.c b/ffmpeg.c
index 220feb2..19d0892 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -4475,6 +4475,9 @@ int main(int argc, char **argv)
{
int64_t ti;
+ int ret = av_malloc(1);
+ printf("malloc ret: %d\n", ret);
+
av_log_set_flags(AV_LOG_SKIP_REPEATED);
if(argc>1 && !strcmp(argv[1], "-d")){
}}}
{{{
./ffmpeg -i kites.mp4
ffmpeg
malloc ret: 21042336
ffmpeg version git-N-30430-ga52f598, Copyright (c) 2000-2011 the FFmpeg
developers
built on Jun 1 2011 12:17:58 with gcc 4.2.1 (Apple Inc. build 5666)
(dot 3)
configuration: --prefix=/Users/zimbatm/code/panda/ffmpeg-head/runtime
--enable-static --disable-shared --enable-postproc --enable-nonfree
--enable-libx264 --enable-gpl --enable-libfaac --enable-libmp3lame
--enable-libtheora --enable-libxvid --enable-libvorbis --enable-libgsm
--enable-avfilter --enable-libopencore-amrnb --enable-libopencore-amrwb
--enable-version3 --disable-ffplay --disable-ffserver --disable-ffprobe
--disable-network --disable-devices --disable-doc --extra-cflags=--static
--extra-ldflags= --bindir=/Users/zimbatm/code/panda/ffmpeg-head/dist/bin
--incdir=/Users/zimbatm/code/panda/ffmpeg-head/dist/include
--libdir=/Users/zimbatm/code/panda/ffmpeg-head/dist/lib
--prefix=/usr/local
libavutil 51. 3. 0 / 51. 3. 0
libavcodec 53. 6. 1 / 53. 6. 1
libavformat 53. 2. 0 / 53. 2. 0
libavdevice 53. 1. 0 / 53. 1. 0
libavfilter 2. 11. 0 / 2. 11. 0
libswscale 0. 14. 0 / 0. 14. 0
libpostproc 51. 2. 0 / 51. 2. 0
ffmpeg(59911) malloc: *** error for object 0x101412138: incorrect checksum
for freed object - object was probably modified after being freed.
*** set a breakpoint in malloc_error_break to debug
[1] 59911 abort ./ffmpeg -i kites.mp4
}}}
--
Ticket URL: <http://avcodec.org/trac/ffmpeg/ticket/255#comment:4>
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