I try find a memory issue with ldc -betterC -g -fsanitize=address
-disable-fp-elim, get invalid path to external symbolizer!
Is there a way to print the symbol and line ?
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==113433==ERROR: AddressSanitizer: heap-buffer-overflow on
address 0x6060000008a0 at pc 0x00000070dcf2 bp 0x7ffedf7514c0 sp
0x7ffedf7514b8
WRITE of size 8 at 0x6060000008a0 thread T0
==113433==WARNING: invalid path to external symbolizer!
==113433==WARNING: Failed to use and restart external symbolizer!
#0 0x70dcf1 (/root/ncore+0x70dcf1)
#1 0x5bea1f (/root/ncore+0x5bea1f)
#2 0x5be68b (/root/ncore+0x5be68b)
#3 0x5bd626 (/root/ncore+0x5bd626)
#4 0x7f7644 (/root/ncore+0x7f7644)
#5 0x7fc078 (/root/ncore+0x7fc078)
#6 0x7fc1cd (/root/ncore+0x7fc1cd)
#7 0x5c1060 (/root/ncore+0x5c1060)
#8 0x730f4f (/root/ncore+0x730f4f)
#9 0x738dea (/root/ncore+0x738dea)
#10 0x6c2a12 (/root/ncore+0x6c2a12)
#11 0x6dbdc1 (/root/ncore+0x6dbdc1)
#12 0x724fa3 (/root/ncore+0x724fa3)
#13 0x6d1707 (/root/ncore+0x6d1707)
#14 0x724bb6 (/root/ncore+0x724bb6)
#15 0x7f8fb6dbd09a (/lib/x86_64-linux-gnu/libc.so.6+0x2409a)
#16 0x4ea029 (/root/ncore+0x4ea029)
0x6060000008a0 is located 0 bytes to the right of 64-byte region
[0x606000000860,0x6060000008a0)
allocated by thread T0 here:
#0 0x562952 (/root/ncore+0x562952)
#1 0x66c009 (/root/ncore+0x66c009)
#2 0x70d991 (/root/ncore+0x70d991)
#3 0x5bea1f (/root/ncore+0x5bea1f)
#4 0x5be68b (/root/ncore+0x5be68b)
#5 0x5bd626 (/root/ncore+0x5bd626)
#6 0x7f7644 (/root/ncore+0x7f7644)
#7 0x730f4f (/root/ncore+0x730f4f)
#8 0x6dbdc1 (/root/ncore+0x6dbdc1)
#9 0x724fa3 (/root/ncore+0x724fa3)
#10 0x6d1707 (/root/ncore+0x6d1707)
#11 0x724bb6 (/root/ncore+0x724bb6)
#12 0x7f8fb6dbd09a (/lib/x86_64-linux-gnu/libc.so.6+0x2409a)
SUMMARY: AddressSanitizer: heap-buffer-overflow
(/root/ncore+0x70dcf1)
Shadow bytes around the buggy address:
0x0c0c7fff80c0: fa fa fa fa fd fd fd fd fd fd fd fd fa fa fa fa
0x0c0c7fff80d0: 00 00 00 00 00 00 00 05 fa fa fa fa fd fd fd fd
0x0c0c7fff80e0: fd fd fd fa fa fa fa fa fd fd fd fd fd fd fd fa
0x0c0c7fff80f0: fa fa fa fa fd fd fd fd fd fd fd fa fa fa fa fa
0x0c0c7fff8100: fd fd fd fd fd fd fd fa fa fa fa fa 00 00 00 00
=>0x0c0c7fff8110: 00 00 00 00[fa]fa fa fa 00 00 00 00 00 00 00 07
0x0c0c7fff8120: fa fa fa fa fd fd fd fd fd fd fd fd fa fa fa fa
0x0c0c7fff8130: fd fd fd fd fd fd fd fd fa fa fa fa fd fd fd fd
0x0c0c7fff8140: fd fd fd fd fa fa fa fa fd fd fd fd fd fd fd fd
0x0c0c7fff8150: fa fa fa fa 00 00 00 00 00 00 00 00 fa fa fa fa
0x0c0c7fff8160: fd fd fd fd fd fd fd fd fa fa fa fa 00 00 00 00
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
==113433==ABORTING
