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  • Libraries
  • libotr
  • Issues
  • #90

Closed
Open
Created Apr 01, 2016 by dx@dx

Some potential memory leaks reported by valgrind

Versions:

  • libotr 4.1.0-8-g03e3cad9
  • libgcrypt 1.6.3
  • bitlbee 3.4

Bitlbee side of the implementation https://github.com/bitlbee/bitlbee/blob/3.4/otr.c (otr.c in the filenames below)

These appear with just log in / log out to a bitlbee with otr compiled in


16 bytes in 1 blocks are possibly lost in loss record 27 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DEFA: do_malloc (global.c:776)
   by 0x597DFDB: _gcry_malloc_secure (global.c:817)
   by 0x597E443: _gcry_xmalloc_secure (global.c:996)
   by 0x597E546: _gcry_xcalloc_secure (global.c:1041)
   by 0x5A4DB50: _gcry_mpi_resize (mpiutil.c:187)
   by 0x5A49CB1: mpi_fromstr (mpicoder.c:115)
   by 0x5A4ACF7: _gcry_mpi_scan (mpicoder.c:574)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60C0E6E: otrl_dh_init (dh.c:57)
   by 0x60BD8C9: otrl_init (proto.c:78)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

16 bytes in 1 blocks are possibly lost in loss record 28 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DEFA: do_malloc (global.c:776)
   by 0x597DFDB: _gcry_malloc_secure (global.c:817)
   by 0x597E443: _gcry_xmalloc_secure (global.c:996)
   by 0x597E546: _gcry_xcalloc_secure (global.c:1041)
   by 0x5A4DB50: _gcry_mpi_resize (mpiutil.c:187)
   by 0x5A49CB1: mpi_fromstr (mpicoder.c:115)
   by 0x5A4ACF7: _gcry_mpi_scan (mpicoder.c:574)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60CCAF8: otrl_sm_init (sm.c:103)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

32 bytes in 1 blocks are possibly lost in loss record 53 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x5A4D8B3: _gcry_mpi_alloc_secure (mpiutil.c:105)
   by 0x5A4ACD4: _gcry_mpi_scan (mpicoder.c:573)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60C0E48: otrl_dh_init (dh.c:55)
   by 0x60BD8C9: otrl_init (proto.c:78)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

32 bytes in 1 blocks are possibly lost in loss record 54 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x5A4D8B3: _gcry_mpi_alloc_secure (mpiutil.c:105)
   by 0x5A4ACD4: _gcry_mpi_scan (mpicoder.c:573)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60C0E6E: otrl_dh_init (dh.c:57)
   by 0x60BD8C9: otrl_init (proto.c:78)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

32 bytes in 1 blocks are possibly lost in loss record 55 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x5A4D819: _gcry_mpi_alloc (mpiutil.c:84)
   by 0x5A4E84E: _gcry_mpi_new (mpiutil.c:573)
   by 0x5979824: gcry_mpi_new (visibility.c:271)
   by 0x60C0E7A: otrl_dh_init (dh.c:59)
   by 0x60BD8C9: otrl_init (proto.c:78)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

32 bytes in 1 blocks are possibly lost in loss record 56 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x5A4D8B3: _gcry_mpi_alloc_secure (mpiutil.c:105)
   by 0x5A4ACD4: _gcry_mpi_scan (mpicoder.c:573)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60CCAAC: otrl_sm_init (sm.c:99)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

32 bytes in 1 blocks are possibly lost in loss record 57 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x5A4D8B3: _gcry_mpi_alloc_secure (mpiutil.c:105)
   by 0x5A4ACD4: _gcry_mpi_scan (mpicoder.c:573)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60CCAD2: otrl_sm_init (sm.c:101)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

32 bytes in 1 blocks are possibly lost in loss record 58 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x5A4D8B3: _gcry_mpi_alloc_secure (mpiutil.c:105)
   by 0x5A4ACD4: _gcry_mpi_scan (mpicoder.c:573)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60CCAF8: otrl_sm_init (sm.c:103)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

32 bytes in 1 blocks are possibly lost in loss record 59 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x5A4D819: _gcry_mpi_alloc (mpiutil.c:84)
   by 0x5A4E84E: _gcry_mpi_new (mpiutil.c:573)
   by 0x5979824: gcry_mpi_new (visibility.c:271)
   by 0x60CCB04: otrl_sm_init (sm.c:105)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

200 bytes in 1 blocks are possibly lost in loss record 89 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DEFA: do_malloc (global.c:776)
   by 0x597DFDB: _gcry_malloc_secure (global.c:817)
   by 0x597E443: _gcry_xmalloc_secure (global.c:996)
   by 0x597E546: _gcry_xcalloc_secure (global.c:1041)
   by 0x5A4DB50: _gcry_mpi_resize (mpiutil.c:187)
   by 0x5A49CB1: mpi_fromstr (mpicoder.c:115)
   by 0x5A4ACF7: _gcry_mpi_scan (mpicoder.c:574)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60C0E48: otrl_dh_init (dh.c:55)
   by 0x60BD8C9: otrl_init (proto.c:78)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

200 bytes in 1 blocks are possibly lost in loss record 90 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DEFA: do_malloc (global.c:776)
   by 0x597DFDB: _gcry_malloc_secure (global.c:817)
   by 0x597E443: _gcry_xmalloc_secure (global.c:996)
   by 0x597E546: _gcry_xcalloc_secure (global.c:1041)
   by 0x5A4DB50: _gcry_mpi_resize (mpiutil.c:187)
   by 0x5A49CB1: mpi_fromstr (mpicoder.c:115)
   by 0x5A4ACF7: _gcry_mpi_scan (mpicoder.c:574)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60CCAAC: otrl_sm_init (sm.c:99)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

200 bytes in 1 blocks are possibly lost in loss record 91 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DEFA: do_malloc (global.c:776)
   by 0x597DFDB: _gcry_malloc_secure (global.c:817)
   by 0x597E443: _gcry_xmalloc_secure (global.c:996)
   by 0x597E546: _gcry_xcalloc_secure (global.c:1041)
   by 0x5A4DB50: _gcry_mpi_resize (mpiutil.c:187)
   by 0x5A49CB1: mpi_fromstr (mpicoder.c:115)
   by 0x5A4ACF7: _gcry_mpi_scan (mpicoder.c:574)
   by 0x5979A0E: gcry_mpi_scan (visibility.c:357)
   by 0x60CCAD2: otrl_sm_init (sm.c:101)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

208 bytes in 1 blocks are possibly lost in loss record 92 of 113
   at 0x4C2C29E: realloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C22F0: otrl_mem_realloc (mem.c:136)
   by 0x597E095: _gcry_realloc (global.c:862)
   by 0x597E3B2: _gcry_xrealloc (global.c:978)
   by 0x5A4DAEF: _gcry_mpi_resize (mpiutil.c:179)
   by 0x5A44C9E: _gcry_mpi_sub_ui (mpi-add.c:178)
   by 0x5979B91: gcry_mpi_sub_ui (visibility.c:410)
   by 0x60C0E9F: otrl_dh_init (dh.c:60)
   by 0x60BD8C9: otrl_init (proto.c:78)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

208 bytes in 1 blocks are possibly lost in loss record 93 of 113
   at 0x4C2C29E: realloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C22F0: otrl_mem_realloc (mem.c:136)
   by 0x597E095: _gcry_realloc (global.c:862)
   by 0x597E3B2: _gcry_xrealloc (global.c:978)
   by 0x5A4DAEF: _gcry_mpi_resize (mpiutil.c:179)
   by 0x5A44C9E: _gcry_mpi_sub_ui (mpi-add.c:178)
   by 0x5979B91: gcry_mpi_sub_ui (visibility.c:410)
   by 0x60CCB29: otrl_sm_init (sm.c:106)
   by 0x60BD8CE: otrl_init (proto.c:81)
   by 0x12EFAA: otr_init (otr.c:227)
   by 0x13AAE2: main (unix.c:88)

2,184 bytes in 3 blocks are definitely lost in loss record 112 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60CF5D9: otrl_context_priv_new (context_priv.c:35)
   by 0x60BC946: new_context (context.c:158)
   by 0x60BCE39: otrl_context_find (context.c:306)
   by 0x60BBED5: otrl_privkey_read_fingerprints_FILEp (privkey.c:756)
   by 0x60BBB83: otrl_privkey_read_fingerprints (privkey.c:686)
   by 0x12F533: otr_load (otr.c:333)
   by 0x1396C3: storage_load (storage.c:128)
   by 0x134D30: cmd_identify (root_commands.c:146)
   by 0x134A0A: root_command (root_commands.c:68)
   by 0x123AC0: irc_check_login (irc.c:779)
   by 0x12911F: irc_cmd_user (irc_commands.c:65)
   by 0x12B2FB: irc_exec (irc_commands.c:755)
   by 0x122A92: irc_process (irc.c:397)
   by 0x11D30C: bitlbee_io_current_client_read (bitlbee.c:211)
   by 0x13D238: gaim_io_invoke (events_glib.c:86)
   by 0x538891C: g_main_context_dispatch (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5388CF7: ??? (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5389021: g_main_loop_run (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x13D17C: b_main_run (events_glib.c:59)
   by 0x13AF75: main (unix.c:170)

These only happen when sending and receiving a message

672 bytes in 1 blocks are possibly lost in loss record 108 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x597E4C0: _gcry_xcalloc (global.c:1023)
   by 0x5A40D43: initialize (random-csprng.c:324)
   by 0x5A41002: _gcry_rngcsprng_randomize (random-csprng.c:519)
   by 0x5A407DF: do_randomize (random.c:312)
   by 0x5A40851: _gcry_random_bytes_secure (random.c:341)
   by 0x597B399: gcry_random_bytes_secure (visibility.c:1310)
   by 0x60C103A: otrl_dh_gen_keypair (dh.c:109)
   by 0x60C82D3: otrl_auth_start_v23 (auth.c:160)
   by 0x60C6F3C: otrl_message_receiving (message.c:1816)
   by 0x12FBA9: otr_filter_msg_in (otr.c:438)
   by 0x124B58: bee_irc_user_msg (irc_im.c:229)
   by 0x14BCE9: imcb_buddy_msg (bee_user.c:267)
   by 0x15FB0E: jabber_pkt_message (message.c:128)
   by 0x147FEA: xt_handle (xmltree.c:195)
   by 0x147E43: xt_handle (xmltree.c:174)
   by 0x147E07: xt_handle (xmltree.c:169)
   by 0x1584C3: jabber_read_callback (io.c:175)
   by 0x13D238: gaim_io_invoke (events_glib.c:86)
   by 0x538891C: g_main_context_dispatch (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5388CF7: ??? (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5389021: g_main_loop_run (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x13D17C: b_main_run (events_glib.c:59)
   by 0x13AF75: main (unix.c:170)

672 bytes in 1 blocks are possibly lost in loss record 109 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60C2091: otrl_mem_malloc (mem.c:60)
   by 0x597DF2E: do_malloc (global.c:783)
   by 0x597DFAC: _gcry_malloc (global.c:807)
   by 0x597E312: _gcry_xmalloc (global.c:961)
   by 0x597E4C0: _gcry_xcalloc (global.c:1023)
   by 0x5A40D74: initialize (random-csprng.c:327)
   by 0x5A41002: _gcry_rngcsprng_randomize (random-csprng.c:519)
   by 0x5A407DF: do_randomize (random.c:312)
   by 0x5A40851: _gcry_random_bytes_secure (random.c:341)
   by 0x597B399: gcry_random_bytes_secure (visibility.c:1310)
   by 0x60C103A: otrl_dh_gen_keypair (dh.c:109)
   by 0x60C82D3: otrl_auth_start_v23 (auth.c:160)
   by 0x60C6F3C: otrl_message_receiving (message.c:1816)
   by 0x12FBA9: otr_filter_msg_in (otr.c:438)
   by 0x124B58: bee_irc_user_msg (irc_im.c:229)
   by 0x14BCE9: imcb_buddy_msg (bee_user.c:267)
   by 0x15FB0E: jabber_pkt_message (message.c:128)
   by 0x147FEA: xt_handle (xmltree.c:195)
   by 0x147E43: xt_handle (xmltree.c:174)
   by 0x147E07: xt_handle (xmltree.c:169)
   by 0x1584C3: jabber_read_callback (io.c:175)
   by 0x13D238: gaim_io_invoke (events_glib.c:86)
   by 0x538891C: g_main_context_dispatch (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5388CF7: ??? (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5389021: g_main_loop_run (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x13D17C: b_main_run (events_glib.c:59)
   by 0x13AF75: main (unix.c:170)

1,456 bytes in 2 blocks are definitely lost in loss record 110 of 113
   at 0x4C29F90: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x60CF5D9: otrl_context_priv_new (context_priv.c:35)
   by 0x60BC946: new_context (context.c:158)
   by 0x60BCE39: otrl_context_find (context.c:306)
   by 0x60C4EAA: otrl_message_receiving (message.c:1076)
   by 0x12FBA9: otr_filter_msg_in (otr.c:438)
   by 0x124B58: bee_irc_user_msg (irc_im.c:229)
   by 0x14BCE9: imcb_buddy_msg (bee_user.c:267)
   by 0x15FB0E: jabber_pkt_message (message.c:128)
   by 0x147FEA: xt_handle (xmltree.c:195)
   by 0x147E43: xt_handle (xmltree.c:174)
   by 0x147E07: xt_handle (xmltree.c:169)
   by 0x1584C3: jabber_read_callback (io.c:175)
   by 0x13D238: gaim_io_invoke (events_glib.c:86)
   by 0x538891C: g_main_context_dispatch (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5388CF7: ??? (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x5389021: g_main_loop_run (in /usr/lib/libglib-2.0.so.0.4200.1)
   by 0x13D17C: b_main_run (events_glib.c:59)
   by 0x13AF75: main (unix.c:170)

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