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JanusCrashLibasan1

jflasch
Sep 11th, 2019
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  1. #0 0x7ff266267c33 in janus_videoroom_incoming_rtcp plugins/janus_videoroom.c:4507
  2. #1 0x469683 in janus_ice_cb_nice_recv /janus-gateway/ice.c:2839
  3. #2 0x7ff27958816f in nice_component_emit_io_callback /libnice/agent/component.c:928
  4. #3 0x7ff2795927f5 in component_io_cb /libnice/agent/agent.c:5385
  5. #4 0x7ff276ab8910 (/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0+0x77910)
  6. #5 0x7ff279061049 in g_main_context_dispatch (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4a049)
  7. #6 0x7ff2790613ef (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4a3ef)
  8. #7 0x7ff279061711 in g_main_loop_run (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4a711)
  9. #8 0x44bdf3 in janus_ice_handle_thread /janus-gateway/ice.c:1101
  10. #9 0x7ff279087c54 (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x70c54)
  11. #10 0x7ff2778e86b9 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9)
  12. #11 0x7ff27761e41c in clone (/lib/x86_64-linux-gnu/libc.so.6+0x10741c)
  13.  
  14. 0x613000069194 is located 340 bytes inside of 360-byte region [0x613000069040,0x6130000691a8)
  15. freed by thread T75 (hloop 115091008) here:
  16. #0 0x7ff279a6d2ca in __interceptor_free (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x982ca)
  17. #1 0x7ff26622ba97 in janus_videoroom_subscriber_free plugins/janus_videoroom.c:1553
  18. #2 0x7ff26626dbe7 in janus_videoroom_hangup_subscriber plugins/janus_videoroom.c:4775
  19. #3 0x7ff26626ea9e in janus_videoroom_hangup_media_internal plugins/janus_videoroom.c:4831
  20. #4 0x7ff26626d2da in janus_videoroom_hangup_media plugins/janus_videoroom.c:4745
  21. #5 0x47ae39 in janus_ice_outgoing_traffic_handle /janus-gateway/ice.c:3851
  22. #6 0x43eab1 in janus_ice_outgoing_traffic_dispatch /janus-gateway/ice.c:358
  23. #7 0x7ff279061196 in g_main_context_dispatch (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4a196)
  24.  
  25. previously allocated by thread T19 here:
  26. #0 0x7ff279a6d79a in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x9879a)
  27. #1 0x7ff279066810 in g_malloc0 (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4f810)
  28. #2 0x7ff279087c54 (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x70c54)
  29.  
  30. Thread T77 (hloop 873071106) created by T9 here:
  31. #0 0x7ff279a0b253 in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x36253)
  32. #1 0x7ff2790a58ff (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x8e8ff)
  33.  
  34. Thread T9 created by T0 here:
  35. #0 0x7ff279a0b253 in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x36253)
  36. #1 0x7ff2790a58ff (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x8e8ff)
  37.  
  38. Thread T75 (hloop 115091008) created by T9 here:
  39. #0 0x7ff279a0b253 in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x36253)
  40. #1 0x7ff2790a58ff (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x8e8ff)
  41.  
  42. Thread T19 created by T0 here:
  43. #0 0x7ff279a0b253 in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x36253)
  44. #1 0x7ff2790a58ff (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x8e8ff)
  45.  
  46. SUMMARY: AddressSanitizer: heap-use-after-free plugins/janus_videoroom.c:4507 janus_videoroom_incoming_rtcp
  47. Shadow bytes around the buggy address:
  48. 0x0c26800051e0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  49. 0x0c26800051f0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  50. 0x0c2680005200: fa fa fa fa fa fa fa fa fd fd fd fd fd fd fd fd
  51. 0x0c2680005210: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  52. 0x0c2680005220: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  53. =>0x0c2680005230: fd fd[fd]fd fd fa fa fa fa fa fa fa fa fa fa fa
  54. 0x0c2680005240: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  55. 0x0c2680005250: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  56. 0x0c2680005260: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fa
  57. 0x0c2680005270: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  58. 0x0c2680005280: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  59. Shadow byte legend (one shadow byte represents 8 application bytes):
  60. Addressable: 00
  61. Partially addressable: 01 02 03 04 05 06 07
  62. Heap left redzone: fa
  63. Heap right redzone: fb
  64. Freed heap region: fd
  65. Stack left redzone: f1
  66. Stack mid redzone: f2
  67. Stack right redzone: f3
  68. Stack partial redzone: f4
  69. Stack after return: f5
  70. Stack use after scope: f8
  71. Global redzone: f9
  72. Global init order: f6
  73. Poisoned by user: f7
  74. Container overflow: fc
  75. Array cookie: ac
  76. Intra object redzone: bb
  77. ASan internal: fe
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