[Bug 763496] New: queue: Memory corruption found in valgrind

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=763496

            Bug ID: 763496
           Summary: queue: Memory corruption found in valgrind
    Classification: Platform
           Product: GStreamer
           Version: git master
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gstreamer (core)
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: vivia at ahiru.eu
        QA Contact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---

==7075== Thread 16 queue0:src:
==7075== Invalid read of size 8
==7075==    at 0x54348A7: gst_pad_peer_query (gstpad.c:3995)
==7075==    by 0x71C2EF1: gst_base_transform_default_propose_allocation
(gstbasetransform.c:1435)
==7075==    by 0x741DD86: gst_video_filter_propose_allocation
(gstvideofilter.c:64)
==7075==    by 0x71C5EC0: gst_base_transform_default_query
(gstbasetransform.c:1535)
==7075==    by 0x5434407: gst_pad_query (gstpad.c:3900)
==7075==    by 0x54349CA: gst_pad_peer_query (gstpad.c:4032)
==7075==    by 0x10D9FB1E: gst_queue_push_one (gstqueue.c:1422)
==7075==    by 0x10D9FB1E: gst_queue_loop (gstqueue.c:1485)
==7075==    by 0x545FB70: gst_task_func (gsttask.c:332)
==7075==    by 0x59AD35D: g_thread_pool_thread_proxy (in
/lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
==7075==    by 0x59AC9C4: g_thread_proxy (in
/lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
==7075==    by 0x8294453: start_thread (pthread_create.c:334)
==7075==    by 0x798DEAC: clone (in /lib/x86_64-linux-gnu/libc-2.22.so)
==7075==  Address 0xeaca2d0 is 0 bytes inside a block of size 80 free'd
==7075==    at 0x4C2AE6B: free (vg_replace_malloc.c:530)
==7075==    by 0x74269DB: gst_query_unref (gstquery.h:229)
==7075==    by 0x74269DB: gst_video_decoder_negotiate_pool
(gstvideodecoder.c:3764)
==7075==    by 0x742CBCF: gst_video_decoder_negotiate_unlocked
(gstvideodecoder.c:3861)
==7075==    by 0x742CBCF: gst_video_decoder_allocate_output_frame
(gstvideodecoder.c:4005)
==7075==    by 0x1E743D9B: get_output_buffer.part.4 (gstavviddec.c:1190)
==7075==    by 0x1E744FBE: gst_ffmpegviddec_video_frame (gstavviddec.c:1376)
==7075==    by 0x1E744FBE: gst_ffmpegviddec_frame (gstavviddec.c:1511)
==7075==    by 0x1E745CED: gst_ffmpegviddec_handle_frame (gstavviddec.c:1624)
==7075==    by 0x7422865: gst_video_decoder_decode_frame
(gstvideodecoder.c:3417)
==7075==    by 0x7422D1C: gst_video_decoder_chain_forward
(gstvideodecoder.c:2201)
==7075==    by 0x7425472: gst_video_decoder_chain (gstvideodecoder.c:2503)
==7075==    by 0x542E37E: gst_pad_chain_data_unchecked (gstpad.c:4155)
==7075==    by 0x542E37E: gst_pad_push_data (gstpad.c:4407)
==7075==    by 0x5436082: gst_pad_push (gstpad.c:4526)
==7075==    by 0x71C162E: gst_base_transform_chain (gstbasetransform.c:2369)
==7075==  Block was alloc'd at
==7075==    at 0x4C29C0F: malloc (vg_replace_malloc.c:299)
==7075==    by 0x598B558: g_malloc (in
/lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
==7075==    by 0x59A2742: g_slice_alloc (in
/lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
==7075==    by 0x59A2DDD: g_slice_alloc0 (in
/lib/x86_64-linux-gnu/libglib-2.0.so.0.4600.2)
==7075==    by 0x5446E83: gst_query_new_custom (gstquery.c:672)
==7075==    by 0x74268F4: gst_video_decoder_negotiate_pool
(gstvideodecoder.c:3705)
==7075==    by 0x742CBCF: gst_video_decoder_negotiate_unlocked
(gstvideodecoder.c:3861)
==7075==    by 0x742CBCF: gst_video_decoder_allocate_output_frame
(gstvideodecoder.c:4005)
==7075==    by 0x1E743D9B: get_output_buffer.part.4 (gstavviddec.c:1190)
==7075==    by 0x1E744FBE: gst_ffmpegviddec_video_frame (gstavviddec.c:1376)
==7075==    by 0x1E744FBE: gst_ffmpegviddec_frame (gstavviddec.c:1511)
==7075==    by 0x1E745CED: gst_ffmpegviddec_handle_frame (gstavviddec.c:1624)
==7075==    by 0x7422865: gst_video_decoder_decode_frame
(gstvideodecoder.c:3417)
==7075==    by 0x7422D1C: gst_video_decoder_chain_forward
(gstvideodecoder.c:2201)

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