Package: ltrace
Version: 0.5-3
Severity: important

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I am able to reproduce this consistently.

I have "elinks yahoo.com" running with pid 5292 and I do

$ ltrace -f -o foo.txt -p 5292

Then I go to elinks, press CTRL+H and come back to ltrace and kill it with a
CTRL+C.  This crashes ltrace with the following output

*** glibc detected *** ltrace: double free or corruption (!prev): 0x08061008 ***
======= Backtrace: =========
/lib/i686/cmov/libc.so.6[0x400ae735]
/lib/i686/cmov/libc.so.6(cfree+0x90)[0x400b21a0]
/lib/i686/cmov/libc.so.6(fclose+0x134)[0x4009d054]
ltrace[0x804a4ad]
/lib/i686/cmov/libc.so.6(exit+0xd4)[0x40070eb4]
ltrace[0x804d059]
ltrace[0x804a237]
/lib/i686/cmov/libc.so.6(__libc_start_main+0xe0)[0x40059450]
ltrace[0x8049871]
======= Memory map: ========
08048000-0805f000 r-xp 00000000 08:07 134295     /usr/bin/ltrace
0805f000-08060000 rw-p 00017000 08:07 134295     /usr/bin/ltrace
08060000-08082000 rw-p 08060000 00:00 0          [heap]
40000000-4001c000 r-xp 00000000 08:07 469629     /lib/ld-2.7.so
4001c000-4001e000 rw-p 0001b000 08:07 469629     /lib/ld-2.7.so
4001e000-40020000 rw-p 4001e000 00:00 0 
4002e000-40042000 r-xp 00000000 08:07 231738     /usr/lib/libelf.so.0.8.6
40042000-40043000 rw-p 00013000 08:07 231738     /usr/lib/libelf.so.0.8.6
40043000-4018a000 r-xp 00000000 08:07 724        /lib/i686/cmov/libc-2.7.so
4018a000-4018b000 r--p 00147000 08:07 724        /lib/i686/cmov/libc-2.7.so
4018b000-4018d000 rw-p 00148000 08:07 724        /lib/i686/cmov/libc-2.7.so
4018d000-40191000 rw-p 4018d000 00:00 0 
40191000-4019b000 r-xp 00000000 08:07 470998     /lib/libgcc_s.so.1
4019b000-4019c000 rw-p 00009000 08:07 470998     /lib/libgcc_s.so.1
40200000-40221000 rw-p 40200000 00:00 0 
40221000-40300000 ---p 40221000 00:00 0 
bfa8d000-bfaa3000 rw-p bfa8d000 00:00 0          [stack]
ffffe000-fffff000 r-xp 00000000 00:00 0          [vdso]
[1]    5309 abort (core dumped)  ltrace -f -o foo.txt -p 5292
[loktak ~]Om:-} vi foo1.txt 

Giridhar

- --
Y Giridhar Appaji Nag | http://www.appaji.net/

- -- System Information:
Debian Release: lenny/sid
  APT prefers unstable
  APT policy: (800, 'unstable'), (700, 'experimental')
Architecture: i386 (i686)

Kernel: Linux 2.6.22-3-686 (SMP w/1 CPU core)
Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)
Shell: /bin/sh linked to /bin/bash

Versions of packages ltrace depends on:
ii  libc6                         2.7-5      GNU C Library: Shared libraries
ii  libelfg0                      0.8.6-4    an ELF object file access library

ltrace recommends no packages.

- -- no debconf information

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