Comment # 2
on bug 10113
from Peter Wu
OK, I confirmed that the ASAN crash is unrelated to that commit.
For reference, here is the ASAN crash with your tshark command and the commit
beefore 3aee917.
==8945==ERROR: AddressSanitizer: global-buffer-overflow on address
0x7ffff6a222bf at pc 0x7fffee4bef34 bp 0x7fffffffd020 sp 0x7fffffffd018
READ of size 1 at 0x7ffff6a222bf thread T0
#0 0x7fffee4bef33 in File_read_line epan/wslua/wslua_file.c:195
#1 0x7fffee4bf461 in File_read epan/wslua/wslua_file.c:297
#2 0x7fffe7658d5c (/usr/lib/liblua.so.5.2+0xcd5c)
#3 0x7fffe7664123 (/usr/lib/liblua.so.5.2+0x18123)
#4 0x7fffe76590c8 (/usr/lib/liblua.so.5.2+0xd0c8)
#5 0x7fffe76586bb (/usr/lib/liblua.so.5.2+0xc6bb)
#6 0x7fffe7659300 (/usr/lib/liblua.so.5.2+0xd300)
#7 0x7fffe765539c in lua_pcallk (/usr/lib/liblua.so.5.2+0x939c)
#8 0x7fffee4c8ca4 in wslua_filehandler_read epan/wslua/wslua_file.c:1738
#9 0x7fffe93b3ece in wtap_read wiretap/wtap.c:994
#10 0x418e8f in load_cap_file tshark.c:3324
#11 0x414979 in main tshark.c:2072
#12 0x7fffe89d9fff in __libc_start_main (/usr/lib/libc.so.6+0x1ffff)
#13 0x409b68 (run/tshark+0x409b68)
0x7ffff6a222bf is located 59 bytes to the right of global variable 'in_routine'
from 'epan/wslua/wslua_file.c' (0x7ffff6a22280) of size 4
0x7ffff6a222bf is located 1 bytes to the left of global variable 'linebuff'
from 'epan/wslua/wslua_file.c' (0x7ffff6a222c0) of size 65536
SUMMARY: AddressSanitizer: global-buffer-overflow epan/wslua/wslua_file.c:195
File_read_line
Shadow bytes around the buggy address:
0x10007ed3c400: 00 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9
0x10007ed3c410: 00 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9
0x10007ed3c420: 04 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9
0x10007ed3c430: 00 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9
0x10007ed3c440: 00 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9
=>0x10007ed3c450: 04 f9 f9 f9 f9 f9 f9[f9]00 00 00 00 00 00 00 00
0x10007ed3c460: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x10007ed3c470: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x10007ed3c480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x10007ed3c490: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x10007ed3c4a0: 00 00 00 00 00 00 00 00 00 00 00 00 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
Heap right redzone: fb
Freed heap region: fd
Stack left redzone: f1
Stack mid redzone: f2
Stack right redzone: f3
Stack partial redzone: f4
Stack after return: f5
Stack use after scope: f8
Global redzone: f9
Global init order: f6
Poisoned by user: f7
Contiguous container OOB:fc
ASan internal: fe
==8945==ABORTING
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