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Fails running tests under -Db_sinitize=address #159

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esodan opened this issue Feb 7, 2022 · 0 comments
Open

Fails running tests under -Db_sinitize=address #159

esodan opened this issue Feb 7, 2022 · 0 comments

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@esodan
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esodan commented Feb 7, 2022

Configuring using -Db_sinitize=address find overflows when running tests:

==420973==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000019e0f at pc 0x7f8e4d7484e8 bp 0x7ffcc18afa50 sp 0x7ffcc18afa40
READ of size 1 at 0x602000019e0f thread T0
    #0 0x7f8e4d7484e7 in vala_lint_utils_get_column_of ../lib/Utils.vala:73
    #1 0x7f8e4d7515b6 in vala_lint_checks_double_spaces_check_real_check ../lib/Checks/DoubleSpacesCheck.vala:61
    #2 0x7f8e4d732786 in vala_lint_check_check ../lib/Check.vala:50
    #3 0x7f8e4d740e76 in vala_lint_linter_run_checks_for_file ../lib/Linter.vala:92
    #4 0x55645d9f1980 in file_test_check_file_for_mistake ../test/FileTest.vala:27
    #5 0x55645d9f28b3 in file_test_main ../test/FileTest.vala:43
    #6 0x55645d9f5038 in main ../test/FileTest.vala:34
    #7 0x7f8e4cffefcf in __libc_start_call_main ../sysdeps/nptl/libc_start_call_main.h:58
    #8 0x7f8e4cfff07c in __libc_start_main_impl ../csu/libc-start.c:409
    #9 0x55645d9ee6c4 in _start (/home/esodan/Projects/vala-lint/build/test/file-test+0x46c4)

0x602000019e0f is located 1 bytes to the left of 16-byte region [0x602000019e10,0x602000019e20)
allocated by thread T0 here:
    #0 0x7f8e4d83f867 in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cpp:145
    #1 0x7f8e4d417088 in g_malloc (/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x5e088)

SUMMARY: AddressSanitizer: heap-buffer-overflow ../lib/Utils.vala:73 in vala_lint_utils_get_column_of
Shadow bytes around the buggy address:
  0x0c047fffb370: fa fa fd fd fa fa fd fd fa fa fd fd fa fa fd fd
  0x0c047fffb380: fa fa fd fa fa fa fd fd fa fa fd fd fa fa fd fa
  0x0c047fffb390: fa fa fd fa fa fa fd fd fa fa fd fd fa fa fd fd
  0x0c047fffb3a0: fa fa fd fa fa fa fd fd fa fa fd fd fa fa fd fd
  0x0c047fffb3b0: fa fa fd fd fa fa fd fd fa fa fd fd fa fa 01 fa
=>0x0c047fffb3c0: fa[fa]00 00 fa fa 01 fa fa fa 00 06 fa fa 02 fa
  0x0c047fffb3d0: fa fa 01 fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c047fffb3e0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c047fffb3f0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c047fffb400: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c047fffb410: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
  Shadow gap:              cc
==420973==ABORTING
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