[Bug 396026] Re: sadc "double free or corruption"

[Karsten W. Rohrbach]

Confirm bug in sadc:

*** glibc detected *** /usr/lib/sysstat/sadc: double free or corruption (!prev): 0x000000000124d1c0 ***
======= Backtrace: =========
/lib/libc.so.6[0x7fd3c0f7dcb8]
/lib/libc.so.6(cfree+0x76)[0x7fd3c0f80276]
/usr/lib/sysstat/sadc[0x401f9b]
/usr/lib/sysstat/sadc[0x402af3]
/lib/libc.so.6(__libc_start_main+0xe6)[0x7fd3c0f245a6]
/usr/lib/sysstat/sadc[0x401939]
======= Memory map: ========
00400000-0040e000 r-xp 00000000 08:07 701279                             /usr/lib/sysstat/sadc
0060d000-0060e000 r--p 0000d000 08:07 701279                             /usr/lib/sysstat/sadc
0060e000-00610000 rw-p 0000e000 08:07 701279                             /usr/lib/sysstat/sadc
01247000-01268000 rw-p 01247000 00:00 0                                  [heap]
7fd3bc000000-7fd3bc021000 rw-p 7fd3bc000000 00:00 0 
7fd3bc021000-7fd3c0000000 ---p 7fd3bc021000 00:00 0 
7fd3c0cee000-7fd3c0d04000 r-xp 00000000 08:01 211800                     /lib/libgcc_s.so.1
7fd3c0d04000-7fd3c0f04000 ---p 00016000 08:01 211800                     /lib/libgcc_s.so.1
7fd3c0f04000-7fd3c0f05000 r--p 00016000 08:01 211800                     /lib/libgcc_s.so.1
7fd3c0f05000-7fd3c0f06000 rw-p 00017000 08:01 211800                     /lib/libgcc_s.so.1
7fd3c0f06000-7fd3c106e000 r-xp 00000000 08:01 211840                     /lib/libc-2.9.so
7fd3c106e000-7fd3c126e000 ---p 00168000 08:01 211840                     /lib/libc-2.9.so
7fd3c126e000-7fd3c1272000 r--p 00168000 08:01 211840                     /lib/libc-2.9.so
7fd3c1272000-7fd3c1273000 rw-p 0016c000 08:01 211840                     /lib/libc-2.9.so
7fd3c1273000-7fd3c1278000 rw-p 7fd3c1273000 00:00 0 
7fd3c1278000-7fd3c1298000 r-xp 00000000 08:01 211814                     /lib/ld-2.9.so
7fd3c1444000-7fd3c1483000 r--p 00000000 08:07 668954                     /usr/lib/locale/en_US.utf8/LC_CTYPE
7fd3c1483000-7fd3c1485000 rw-p 7fd3c1483000 00:00 0 
7fd3c148a000-7fd3c148b000 r--p 00000000 08:07 668955                     /usr/lib/locale/en_US.utf8/LC_NUMERIC
7fd3c148b000-7fd3c148c000 r--p 00000000 08:07 668956                     /usr/lib/locale/en_US.utf8/LC_TIME
7fd3c148c000-7fd3c1493000 r--s 00000000 08:07 652263                     /usr/lib/gconv/gconv-modules.cache
7fd3c1493000-7fd3c1494000 r--p 00000000 08:07 668959                     /usr/lib/locale/en_US.utf8/LC_MESSAGES/SYS_LC_MESSAGES
7fd3c1494000-7fd3c1497000 rw-p 7fd3c1494000 00:00 0 
7fd3c1497000-7fd3c1498000 r--p 0001f000 08:01 211814                     /lib/ld-2.9.so
7fd3c1498000-7fd3c1499000 rw-p 00020000 08:01 211814                     /lib/ld-2.9.so
7fffc9484000-7fffc9499000 rw-p 7ffffffea000 00:00 0                      [stack]
7fffc95ff000-7fffc9600000 r-xp 7fffc95ff000 00:00 0                      [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]

System:
# uname -a
Linux nexus 2.6.28-13-server #45-Ubuntu SMP Tue Jun 30 22:56:18 UTC 2009 x86_64 GNU/Linux
# lsb_release -a
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 9.04
Release:	9.04
Codename:	jaunty

Affected Packages:
ii  sysstat                                   8.1.7-1                           sar, iostat and mpstat - system performance 
ii  libc6                                     2.9-4ubuntu6                      GNU C Library: Shared libraries

-- 
sadc "double free or corruption"
https://bugs.launchpad.net/bugs/396026
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