http://sourceware.org/bugzilla/show_bug.cgi?id=13548
Bug #: 13548
Summary: C++ Filt Overflow
Product: binutils
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: binutils
AssignedTo: unassig...@sourceware.org
ReportedBy: rafaelsi...@rfdslabs.com.br
Classification: Unclassified
rfdss-MacBook-Pro:~ uluwatu$ c++filt -v
GNU c++filt 070207 20070207
Copyright 2005 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License. This program has absolutely no warranty.
rfdss-MacBook-Pro:~ uluwatu$ gdb /usr/bin/c++filt
GNU gdb 6.3.50-20050815 (Apple version gdb-1708) (Thu Nov 3 21:59:02 UTC 2011)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "x86_64-apple-darwin"...Reading symbols for shared
libraries .. done
(gdb) run -t `perl -e 'print "1"x22222;'`
Starting program: /usr/bin/c++filt -t `perl -e 'print "1"x22222;'`
Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x00007fff26dc6f31
0x000000010004a478 in ?? ()
(gdb)
(gdb) i r
rax 0x7fff5faf5cd0 140734798716112
rbx 0x7fff5fbfa378 140734799782776
rcx 0x7fff26dc6f31 140733845368625
rdx 0xc71c71c7 3340530119
rsi 0x7fff5fbffd6a 140734799805802
rdi 0x0 0
rbp 0x7fff5faca610 0x7fff5faca610
rsp 0x7fff5faca5e0 0x7fff5faca5e0
r8 0x1 1
r9 0x0 0
r10 0xa0000 655360
r11 0x7fff967e94e0 140735718266080
r12 0x7fff5fbfa69c 140734799783580
r13 0x10006e301 4295418625
r14 0x1000493a2 4295267234
r15 0x11b 283
rip 0x10004a478 0x10004a478
eflags 0x10202 66050
cs 0x2b 43
ss 0x0 0
ds 0x0 0
es 0x0 0
fs 0x0 0
gs 0x0 0
(gdb) bt
#0 0x000000010004a478 in ?? ()
#1 0x0000000100049870 in ?? ()
#2 0x000000010004b4f1 in ?? ()
#3 0x000000010004b5b1 in ?? ()
#4 0x000000010004b60e in ?? ()
#5 0x0000000100043a4c in ?? ()
#6 0x00000001000014a5 in ?? ()
#7 0x00000001000011a8 in ?? ()
#8 0x0000000100001030 in ?? ()
(gdb)
cheers rfdslabs
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