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[Bug binutils/13548] New: C++ Filt Overflow

From: rafaelsilva at rfdslabs dot com.br
Subject: [Bug binutils/13548] New: C++ Filt Overflow
Date: Tue, 03 Jan 2012 14:23:49 +0000


             Bug #: 13548
           Summary: C++ Filt Overflow
           Product: binutils
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: binutils
        AssignedTo: address@hidden
        ReportedBy: address@hidden
    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) 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 ?? ()

cheers rfdslabs

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