[Bug 748413] New: xmptag: valgrind errors when printing debug output

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=748413

            Bug ID: 748413
           Summary: xmptag: valgrind errors when printing debug output
    Classification: Platform
           Product: GStreamer
           Version: git master
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gst-plugins-base
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: gdesmott at gnome.org
        QA Contact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---

==20304== Thread 6 queue2-0:src:
==20304== Conditional jump or move depends on uninitialised value(s)
==20304==    at 0x4A0BB98: strlen (in
/usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==20304==    by 0x5ABA1F0: __gst_vasnprintf (vasnprintf.c:557)
==20304==    by 0x5ABB19C: __gst_vasprintf (printf.c:154)
==20304==    by 0x5A5BAEF: gst_debug_message_get (gstinfo.c:535)
==20304==    by 0x5A5C9C9: gst_debug_log_default (gstinfo.c:1041)
==20304==    by 0x5A5C18D: gst_debug_log_valist (gstinfo.c:513)
==20304==    by 0x5A5C2BA: gst_debug_log (gstinfo.c:445)
==20304==    by 0x5306668: gst_tag_list_from_xmp_buffer (gstxmptag.c:1240)
==20304==    by 0x8DF5AFE: qtdemux_parse_udta (qtdemux.c:10500)
==20304==    by 0x8E01A57: qtdemux_parse_tree (qtdemux.c:10831)
==20304==    by 0x8E0DD4E: gst_qtdemux_process_adapter (qtdemux.c:5183)
==20304==    by 0x4C2C098: gst_validate_pad_monitor_chain_func
(gst-validate-pad-monitor.c:2008)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x4C2C098: gst_validate_pad_monitor_chain_func
(gst-validate-pad-monitor.c:2008)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x5A58BA2: gst_proxy_pad_chain_default (gstghostpad.c:126)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x9A8C5C9: gst_queue2_push_one (gstqueue2.c:2691)
==20304==    by 0x9A8C5C9: gst_queue2_loop (gstqueue2.c:2797)
==20304==    by 0x5A95F00: gst_task_func (gsttask.c:331)
==20304==    by 0x3EBB070D67: g_thread_pool_thread_proxy (gthreadpool.c:307)
==20304== 
==20304== Conditional jump or move depends on uninitialised value(s)
==20304==    at 0x3EB8449C25: vfprintf (vfprintf.c:1642)
==20304==    by 0x3EB847089A: vsprintf (iovsprintf.c:42)
==20304==    by 0x3EB8453886: sprintf (sprintf.c:32)
==20304==    by 0x5ABA52B: __gst_vasnprintf (vasnprintf.c:939)
==20304==    by 0x5ABB19C: __gst_vasprintf (printf.c:154)
==20304==    by 0x5A5BAEF: gst_debug_message_get (gstinfo.c:535)
==20304==    by 0x5A5C9C9: gst_debug_log_default (gstinfo.c:1041)
==20304==    by 0x5A5C18D: gst_debug_log_valist (gstinfo.c:513)
==20304==    by 0x5A5C2BA: gst_debug_log (gstinfo.c:445)
==20304==    by 0x5306668: gst_tag_list_from_xmp_buffer (gstxmptag.c:1240)
==20304==    by 0x8DF5AFE: qtdemux_parse_udta (qtdemux.c:10500)
==20304==    by 0x8E01A57: qtdemux_parse_tree (qtdemux.c:10831)
==20304==    by 0x8E0DD4E: gst_qtdemux_process_adapter (qtdemux.c:5183)
==20304==    by 0x4C2C098: gst_validate_pad_monitor_chain_func
(gst-validate-pad-monitor.c:2008)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x4C2C098: gst_validate_pad_monitor_chain_func
(gst-validate-pad-monitor.c:2008)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x5A58BA2: gst_proxy_pad_chain_default (gstghostpad.c:126)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x9A8C5C9: gst_queue2_push_one (gstqueue2.c:2691)
==20304==    by 0x9A8C5C9: gst_queue2_loop (gstqueue2.c:2797)
==20304== 
==20304== Conditional jump or move depends on uninitialised value(s)
==20304==    at 0x3EB8449C25: vfprintf (vfprintf.c:1642)
==20304==    by 0x3EB84536B6: fprintf (fprintf.c:32)
==20304==    by 0x5A5CAE3: gst_debug_log_default (gstinfo.c:1041)
==20304==    by 0x5A5C18D: gst_debug_log_valist (gstinfo.c:513)
==20304==    by 0x5A5C2BA: gst_debug_log (gstinfo.c:445)
==20304==    by 0x5306668: gst_tag_list_from_xmp_buffer (gstxmptag.c:1240)
==20304==    by 0x8DF5AFE: qtdemux_parse_udta (qtdemux.c:10500)
==20304==    by 0x8E01A57: qtdemux_parse_tree (qtdemux.c:10831)
==20304==    by 0x8E0DD4E: gst_qtdemux_process_adapter (qtdemux.c:5183)
==20304==    by 0x4C2C098: gst_validate_pad_monitor_chain_func
(gst-validate-pad-monitor.c:2008)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x4C2C098: gst_validate_pad_monitor_chain_func
(gst-validate-pad-monitor.c:2008)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x5A58BA2: gst_proxy_pad_chain_default (gstghostpad.c:126)
==20304==    by 0x5A67503: gst_pad_chain_data_unchecked (gstpad.c:4038)
==20304==    by 0x5A67503: gst_pad_push_data (gstpad.c:4271)
==20304==    by 0x9A8C5C9: gst_queue2_push_one (gstqueue2.c:2691)
==20304==    by 0x9A8C5C9: gst_queue2_loop (gstqueue2.c:2797)
==20304==    by 0x5A95F00: gst_task_func (gsttask.c:331)
==20304==    by 0x3EBB070D67: g_thread_pool_thread_proxy (gthreadpool.c:307)
==20304==    by 0x3EBB0703D4: g_thread_proxy (gthread.c:764)
==20304==    by 0x3EB8807529: start_thread (pthread_create.c:310)

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