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  1. traffic_server: using root directory '/opt/ats'
  2. =================================================================
  3. ==31101==ERROR: AddressSanitizer: heap-use-after-free on address 0x61800000c888 at pc 0x4f3558 bp 0x2aaf10c88930 sp 0x2aaf10c88928
  4. READ of size 8 at 0x61800000c888 thread T2 ([ET_NET 1])
  5. #0 0x4f3557 in Continuation::handleEvent(int, void*) ../iocore/eventsystem/I_Continuation.h:146
  6. #1 0x4f3557 in FetchSM::InvokePluginExt(int) /usr/local/src/trafficserver/proxy/FetchSM.cc:301
  7. #2 0x4f3a7a in FetchSM::process_fetch_read(int) /usr/local/src/trafficserver/proxy/FetchSM.cc:465
  8. #3 0x4f5112 in FetchSM::fetch_handler(int, void*) /usr/local/src/trafficserver/proxy/FetchSM.cc:514
  9. #4 0x59f1b7 in Continuation::handleEvent(int, void*) ../iocore/eventsystem/I_Continuation.h:146
  10. #5 0x59f1b7 in PluginVC::process_read_side(bool) /usr/local/src/trafficserver/proxy/PluginVC.cc:640
  11. #6 0x5abcb9 in PluginVC::main_handler(int, void*) /usr/local/src/trafficserver/proxy/PluginVC.cc:206
  12. #7 0xc821fe in Continuation::handleEvent(int, void*) /usr/local/src/trafficserver/iocore/eventsystem/I_Continuation.h:146
  13. #8 0xc821fe in EThread::process_event(Event*, int) /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:144
  14. #9 0xc84819 in EThread::execute() /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:238
  15. #10 0xc80e18 in spawn_thread_internal /usr/local/src/trafficserver/iocore/eventsystem/Thread.cc:88
  16. #11 0x2aaf0b083df2 in start_thread (/lib64/libpthread.so.0+0x7df2)
  17. #12 0x2aaf0c8ec1ac in clone (/lib64/libc.so.6+0xf61ac)
  18.  
  19. 0x61800000c888 is located 8 bytes inside of 816-byte region [0x61800000c880,0x61800000cbb0)
  20. freed by thread T0 ([ET_NET 0]) here:
  21. #0 0x2aaf08c131c7 in __interceptor_free ../../.././libsanitizer/asan/asan_malloc_linux.cc:62
  22. #1 0x7b7d42 in Http2ClientSession::do_io_close(int) /usr/local/src/trafficserver/proxy/http2/Http2ClientSession.cc:194
  23. #2 0x7b7d42 in Http2ClientSession::main_event_handler(int, void*) /usr/local/src/trafficserver/proxy/http2/Http2ClientSession.cc:237
  24. #3 0xc1351f in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:146
  25. #4 0xc1351f in read_signal_and_update /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:140
  26. #5 0xc1351f in read_signal_done /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:185
  27. #6 0xc1351f in UnixNetVConnection::readSignalDone(int, NetHandler*) /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:939
  28. #7 0xbbabf8 in SSLNetVConnection::net_read_io(NetHandler*, EThread*) /usr/local/src/trafficserver/iocore/net/SSLNetVConnection.cc:596
  29. #8 0xbda09c in NetHandler::mainNetEvent(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNet.cc:513
  30. #9 0xc85089 in Continuation::handleEvent(int, void*) /usr/local/src/trafficserver/iocore/eventsystem/I_Continuation.h:146
  31. #10 0xc85089 in EThread::process_event(Event*, int) /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:144
  32. #11 0xc85089 in EThread::execute() /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:268
  33. #12 0x498f96 in main /usr/local/src/trafficserver/proxy/Main.cc:1826
  34. #13 0x2aaf0c817af4 in __libc_start_main (/lib64/libc.so.6+0x21af4)
  35.  
  36. previously allocated by thread T0 ([ET_NET 0]) here:
  37. #0 0x2aaf08c1393b in __interceptor_posix_memalign ../../.././libsanitizer/asan/asan_malloc_linux.cc:130
  38. #1 0x2aaf09afd2f9 in ats_memalign /usr/local/src/trafficserver/lib/ts/ink_memory.cc:96
  39. #2 0x7cd804 in ClassAllocator<Http2ClientSession>::alloc() ../../lib/ts/Allocator.h:124
  40. #3 0x7cd804 in Http2SessionAccept::accept(NetVConnection*, MIOBuffer*, IOBufferReader*) /usr/local/src/trafficserver/proxy/http2/Http2SessionAccept.cc:57
  41. #4 0x7cd3c4 in Http2SessionAccept::mainEvent(int, void*) /usr/local/src/trafficserver/proxy/http2/Http2SessionAccept.cc:69
  42. #5 0xbc2fae in SSLNextProtocolTrampoline::ioCompletionEvent(int, void*) /usr/local/src/trafficserver/iocore/net/SSLNextProtocolAccept.cc:101
  43. #6 0xc1351f in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:146
  44. #7 0xc1351f in read_signal_and_update /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:140
  45. #8 0xc1351f in read_signal_done /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:185
  46. #9 0xc1351f in UnixNetVConnection::readSignalDone(int, NetHandler*) /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:939
  47. #10 0xbbba59 in SSLNetVConnection::net_read_io(NetHandler*, EThread*) /usr/local/src/trafficserver/iocore/net/SSLNetVConnection.cc:489
  48. #11 0xbda09c in NetHandler::mainNetEvent(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNet.cc:513
  49. #12 0xc85089 in Continuation::handleEvent(int, void*) /usr/local/src/trafficserver/iocore/eventsystem/I_Continuation.h:146
  50. #13 0xc85089 in EThread::process_event(Event*, int) /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:144
  51. #14 0xc85089 in EThread::execute() /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:268
  52. #15 0x498f96 in main /usr/local/src/trafficserver/proxy/Main.cc:1826
  53. #16 0x2aaf0c817af4 in __libc_start_main (/lib64/libc.so.6+0x21af4)
  54.  
  55. Thread T2 ([ET_NET 1]) created by T0 ([ET_NET 0]) here:
  56. #0 0x2aaf08be286a in __interceptor_pthread_create ../../.././libsanitizer/asan/asan_interceptors.cc:183
  57. #1 0xc81aa5 in ink_thread_create ../../lib/ts/ink_thread.h:148
  58. #2 0xc81aa5 in Thread::start(char const*, unsigned long, void* (*)(void*), void*) /usr/local/src/trafficserver/iocore/eventsystem/Thread.cc:103
  59. #3 0xc8a026 in EventProcessor::start(int, unsigned long) /usr/local/src/trafficserver/iocore/eventsystem/UnixEventProcessor.cc:140
  60. #4 0x498d0b in main /usr/local/src/trafficserver/proxy/Main.cc:1636
  61. #5 0x2aaf0c817af4 in __libc_start_main (/lib64/libc.so.6+0x21af4)
  62.  
  63. SUMMARY: AddressSanitizer: heap-use-after-free ../iocore/eventsystem/I_Continuation.h:146 Continuation::handleEvent(int, void*)
  64. Shadow bytes around the buggy address:
  65. 0x0c307fff98c0: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  66. 0x0c307fff98d0: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  67. 0x0c307fff98e0: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  68. 0x0c307fff98f0: fd fd fd fd fd fd fa fa fa fa fa fa fa fa fa fa
  69. 0x0c307fff9900: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  70. =>0x0c307fff9910: fd[fd]fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  71. 0x0c307fff9920: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  72. 0x0c307fff9930: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  73. 0x0c307fff9940: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  74. 0x0c307fff9950: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  75. 0x0c307fff9960: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
  76. Shadow byte legend (one shadow byte represents 8 application bytes):
  77. Addressable: 00
  78. Partially addressable: 01 02 03 04 05 06 07
  79. Heap left redzone: fa
  80. Heap right redzone: fb
  81. Freed heap region: fd
  82. Stack left redzone: f1
  83. Stack mid redzone: f2
  84. Stack right redzone: f3
  85. Stack partial redzone: f4
  86. Stack after return: f5
  87. Stack use after scope: f8
  88. Global redzone: f9
  89. Global init order: f6
  90. Poisoned by user: f7
  91. Contiguous container OOB:fc
  92. ASan internal: fe
  93. ==31101==ABORTING
  94. traffic_server: using root directory '/opt/ats'
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