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Bug 702033 - unknown SSL read leak
unknown SSL read leak
Status: RESOLVED OBSOLETE
Product: evolution-data-server
Classification: Platform
Component: Calendar
3.8.x (obsolete)
Other Linux
: Normal normal
: ---
Assigned To: evolution-calendar-maintainers
Evolution QA team
Depends on:
Blocks: 627707
 
 
Reported: 2013-06-11 16:15 UTC by David Woodhouse
Modified: 2015-04-21 16:12 UTC
See Also:
GNOME target: ---
GNOME version: ---



Description David Woodhouse 2013-06-11 16:15:28 UTC
==21714== 74,048 bytes in 4 blocks are definitely lost in loss record 6,984 of 7,013
==21714==    at 0x4A08121: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==21714==    by 0x3F8242784D: ??? (in /usr/lib64/libgnutls.so.28.19.0)
==21714==    by 0x3F82428B0D: ??? (in /usr/lib64/libgnutls.so.28.19.0)
==21714==    by 0x3F824230B8: ??? (in /usr/lib64/libgnutls.so.28.19.0)
==21714==    by 0x3F82424995: _gnutls_recv_int (in /usr/lib64/libgnutls.so.28.19.0)
==21714==    by 0x3F82424E74: gnutls_record_recv (in /usr/lib64/libgnutls.so.28.19.0)
==21714==    by 0x16E30932: ??? (in /usr/lib64/gio/modules/libgiognutls.so)
==21714==    by 0x3CFD057CCD: g_input_stream_read (ginputstream.c:204)
==21714==    by 0x3CFD057CCD: g_input_stream_read (ginputstream.c:204)
==21714==    by 0x3D038457E0: read_internal (soup-body-input-stream.c:132)
==21714==    by 0x3CFD057CCD: g_input_stream_read (ginputstream.c:204)
==21714==    by 0x3D0385E501: io_read (soup-message-io.c:638)


Going to need a higher value of --num-callers to catch this one, but at 74KB lost it's worth filing now to ensure I don't forget it.
Comment 1 David Woodhouse 2013-06-12 09:49:29 UTC
==26472== 37,024 bytes in 2 blocks are definitely lost in loss record 7,102 of 7,159
==26472==    at 0x4A08121: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==26472==    by 0x3F8242784D: ??? (in /usr/lib64/libgnutls.so.28.19.0)
==26472==    by 0x3F82428B0D: ??? (in /usr/lib64/libgnutls.so.28.19.0)
==26472==    by 0x3F824230B8: ??? (in /usr/lib64/libgnutls.so.28.19.0)
==26472==    by 0x3F82424995: _gnutls_recv_int (in /usr/lib64/libgnutls.so.28.19.0)
==26472==    by 0x3F82424E74: gnutls_record_recv (in /usr/lib64/libgnutls.so.28.19.0)
==26472==    by 0x16E30932: ??? (in /usr/lib64/gio/modules/libgiognutls.so)
==26472==    by 0x3CFD057CCD: g_input_stream_read (ginputstream.c:204)
==26472==    by 0x3CFD057CCD: g_input_stream_read (ginputstream.c:204)
==26472==    by 0x3D038457E0: read_internal (soup-body-input-stream.c:132)
==26472==    by 0x3CFD057CCD: g_input_stream_read (ginputstream.c:204)
==26472==    by 0x3D0385E501: io_read (soup-message-io.c:638)
==26472==    by 0x3D0385E92A: io_run_until (soup-message-io.c:856)
==26472==    by 0x3D0385F257: io_run (soup-message-io.c:919)
==26472==    by 0x3D0385C31B: soup_message_send_request (soup-message-client-io.c:161)
==26472==    by 0x3D0386BF7B: soup_session_process_queue_item (soup-session.c:1819)
==26472==    by 0x3D0386C5ED: soup_session_real_send_message (soup-session.c:2045)
==26472==    by 0xF94C0DE: send_and_handle_redirection (e-cal-backend-caldav.c:1044)
==26472==    by 0xF950C9F: synchronize_cache (e-cal-backend-caldav.c:1294)
==26472==    by 0xF9523CD: caldav_synch_slave_loop (e-cal-backend-caldav.c:2513)
Comment 2 David Woodhouse 2013-06-12 12:24:09 UTC
At last...

==5484== 74,048 bytes in 4 blocks are definitely lost in loss record 7,091 of 7,107
==5484==    at 0x4A08121: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==5484==    by 0x3F8242784D: _mbuffer_alloc (gnutls_mbuffers.c:287)
==5484==    by 0x3F82428B0D: _gnutls_io_read_buffered (gnutls_buffers.c:272)
==5484==    by 0x3F824230B8: _gnutls_recv_in_buffers (gnutls_record.c:997)
==5484==    by 0x3F82424995: _gnutls_recv_int (gnutls_record.c:1348)
==5484==    by 0x3F82424E74: gnutls_record_recv (gnutls_record.c:1511)
==5484==    by 0x19499932: ??? (in /usr/lib64/gio/modules/libgiognutls.so)
==5484==    by 0x6524E5D: g_input_stream_read (ginputstream.c:204)
==5484==    by 0x6524E5D: g_input_stream_read (ginputstream.c:204)
==5484==    by 0x3D038457E0: read_internal (soup-body-input-stream.c:132)
==5484==    by 0x6524E5D: g_input_stream_read (ginputstream.c:204)
==5484==    by 0x3D0385E501: io_read (soup-message-io.c:638)
==5484==    by 0x3D0385E92A: io_run_until (soup-message-io.c:856)
==5484==    by 0x3D0385F257: io_run (soup-message-io.c:919)
==5484==    by 0x3D0385C31B: soup_message_send_request (soup-message-client-io.c:161)
==5484==    by 0x3D0386BF7B: soup_session_process_queue_item (soup-session.c:1819)
==5484==    by 0x3D0386C5ED: soup_session_real_send_message (soup-session.c:2045)
==5484==    by 0x117810DE: send_and_handle_redirection (e-cal-backend-caldav.c:1044)
==5484==    by 0x11781347: caldav_server_open_calendar (e-cal-backend-caldav.c:1139)
==5484==    by 0x117815A1: open_calendar (e-cal-backend-caldav.c:2837)
Comment 3 Milan Crha 2013-08-09 13:49:19 UTC
These seem to be more gnutl/GLib/libsoup related, from my point of view.

Dan, could you have a look, please?
Comment 4 Dan Winship 2013-08-09 15:56:04 UTC
Is anything else showing up leaked? That memory is internal to the gnutls_session, so if the session (or the GTlsConnectionGnutls) isn't also getting leaked, then this would seem to be a gnutls bug.
Comment 5 Milan Crha 2015-04-21 16:12:49 UTC
I do not see this leak in git master, which is pretty much the same as 3.16.1 (even this is related to the gnutls version), thus I'm closing it.