The same problem appears in jaunty when debugging a local version of gq in gnome:
strace -o gq -p 32371
Process 32371 attached - interrupt to quit *** glibc detected *** strace: malloc(): memory corruption (fast): 0x0000000001f89be0 *** ======= Backtrace: ========= /lib/libc.so.6[0x7f86c4cb7cb8] /lib/libc.so.6[0x7f86c4cbb351] /lib/libc.so.6(__libc_malloc+0x98)[0x7f86c4cbc828] strace[0x4087d8] strace[0x405c0e] strace[0x404916] /lib/libc.so.6(__libc_start_main+0xe6)[0x7f86c4c5e5a6] strace[0x402119] ======= Memory map: ======== 00400000-00447000 r-xp 00000000 fc:01 418192 /usr/bin/strace 00646000-00647000 r--p 00046000 fc:01 418192 /usr/bin/strace 00647000-00648000 rw-p 00047000 fc:01 418192 /usr/bin/strace 00648000-00656000 rw-p 00648000 00:00 0 01f89000-01faa000 rw-p 01f89000 00:00 0 [heap] 7f86c0000000-7f86c0021000 rw-p 7f86c0000000 00:00 0 7f86c0021000-7f86c4000000 ---p 7f86c0021000 00:00 0 7f86c4a28000-7f86c4a3e000 r-xp 00000000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4a3e000-7f86c4c3e000 ---p 00016000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4c3e000-7f86c4c3f000 r--p 00016000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4c3f000-7f86c4c40000 rw-p 00017000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4c40000-7f86c4da8000 r-xp 00000000 08:02 1441921 /lib/libc-2.9.so 7f86c4da8000-7f86c4fa8000 ---p 00168000 08:02 1441921 /lib/libc-2.9.so 7f86c4fa8000-7f86c4fac000 r--p 00168000 08:02 1441921 /lib/libc-2.9.so 7f86c4fac000-7f86c4fad000 rw-p 0016c000 08:02 1441921 /lib/libc-2.9.so 7f86c4fad000-7f86c4fb2000 rw-p 7f86c4fad000 00:00 0 7f86c4fb2000-7f86c4fd2000 r-xp 00000000 08:02 1441808 /lib/ld-2.9.so 7f86c5199000-7f86c519b000 rw-p 7f86c5199000 00:00 0 7f86c51cd000-7f86c51d1000 rw-p 7f86c51cd000 00:00 0 7f86c51d1000-7f86c51d2000 r--p 0001f000 08:02 1441808 /lib/ld-2.9.so 7f86c51d2000-7f86c51d3000 rw-p 00020000 08:02 1441808 /lib/ld-2.9.so 7fffcd1be000-7fffcd1d3000 rw-p 7ffffffea000 00:00 0 [stack] 7fffcd1ff000-7fffcd200000 r-xp 7fffcd1ff000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] Aborted
The installed packages are:
LC_ALL=C apt-cache policy strace libc6 strace: Installed: 4.5.17+cvs080723-2ubuntu1 Candidate: 4.5.17+cvs080723-2ubuntu1 Version table: *** 4.5.17+cvs080723-2ubuntu1 0 500 http://ftp.rhnet.is jaunty/main Packages 100 /var/lib/dpkg/status libc6: Installed: 2.9-4ubuntu6 Candidate: 2.9-4ubuntu6 Version table: *** 2.9-4ubuntu6 0 100 /var/lib/dpkg/status 2.9-4ubuntu5 0 500 http://ftp.rhnet.is jaunty/main Packages
The same problem appears in jaunty when debugging a local version of gq in gnome:
strace -o gq -p 32371
Process 32371 attached - interrupt to quit so.6[0x7f86c4cb 7cb8] so.6[0x7f86c4cb b351] so.6(__ libc_malloc+ 0x98)[0x7f86c4c bc828] so.6(__ libc_start_ main+0xe6) [0x7f86c4c5e5a6 ] 7f86c0021000 rw-p 7f86c0000000 00:00 0 7f86c4000000 ---p 7f86c0021000 00:00 0 7f86c4a3e000 r-xp 00000000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4c3e000 ---p 00016000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4c3f000 r--p 00016000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4c40000 rw-p 00017000 08:02 1441850 /lib/libgcc_s.so.1 7f86c4da8000 r-xp 00000000 08:02 1441921 /lib/libc-2.9.so 7f86c4fa8000 ---p 00168000 08:02 1441921 /lib/libc-2.9.so 7f86c4fac000 r--p 00168000 08:02 1441921 /lib/libc-2.9.so 7f86c4fad000 rw-p 0016c000 08:02 1441921 /lib/libc-2.9.so 7f86c4fb2000 rw-p 7f86c4fad000 00:00 0 7f86c4fd2000 r-xp 00000000 08:02 1441808 /lib/ld-2.9.so 7f86c519b000 rw-p 7f86c5199000 00:00 0 7f86c51d1000 rw-p 7f86c51cd000 00:00 0 7f86c51d2000 r--p 0001f000 08:02 1441808 /lib/ld-2.9.so 7f86c51d3000 rw-p 00020000 08:02 1441808 /lib/ld-2.9.so 7fffcd1d3000 rw-p 7ffffffea000 00:00 0 [stack] 7fffcd200000 r-xp 7fffcd1ff000 00:00 0 [vdso] 0-ffffffffff601 000 r-xp 00000000 00:00 0 [vsyscall]
*** glibc detected *** strace: malloc(): memory corruption (fast): 0x0000000001f89be0 ***
======= Backtrace: =========
/lib/libc.
/lib/libc.
/lib/libc.
strace[0x4087d8]
strace[0x405c0e]
strace[0x404916]
/lib/libc.
strace[0x402119]
======= Memory map: ========
00400000-00447000 r-xp 00000000 fc:01 418192 /usr/bin/strace
00646000-00647000 r--p 00046000 fc:01 418192 /usr/bin/strace
00647000-00648000 rw-p 00047000 fc:01 418192 /usr/bin/strace
00648000-00656000 rw-p 00648000 00:00 0
01f89000-01faa000 rw-p 01f89000 00:00 0 [heap]
7f86c0000000-
7f86c0021000-
7f86c4a28000-
7f86c4a3e000-
7f86c4c3e000-
7f86c4c3f000-
7f86c4c40000-
7f86c4da8000-
7f86c4fa8000-
7f86c4fac000-
7f86c4fad000-
7f86c4fb2000-
7f86c5199000-
7f86c51cd000-
7f86c51d1000-
7f86c51d2000-
7fffcd1be000-
7fffcd1ff000-
ffffffffff60000
Aborted
The installed packages are:
LC_ALL=C apt-cache policy strace libc6 cvs080723- 2ubuntu1 cvs080723- 2ubuntu1 cvs080723- 2ubuntu1 0 ftp.rhnet. is jaunty/main Packages dpkg/status dpkg/status ftp.rhnet. is jaunty/main Packages
strace:
Installed: 4.5.17+
Candidate: 4.5.17+
Version table:
*** 4.5.17+
500 http://
100 /var/lib/
libc6:
Installed: 2.9-4ubuntu6
Candidate: 2.9-4ubuntu6
Version table:
*** 2.9-4ubuntu6 0
100 /var/lib/
2.9-4ubuntu5 0
500 http://