Package: mc Version: 1:4.6.2~pre1-5 Severity: grave Justification: renders package unusable
Hi, [130]/home/robert> LC_ALL=C ls -la /tmp/core*mc* -rw------- 1 robert robert 1765376 Mar 5 00:13 /tmp/core.1000-1000.mc-13877-6.1204672387 -rw------- 1 robert robert 2461696 Mar 4 19:19 /tmp/core.1000-1000.mc-14213-6.1204654762 -rw------- 1 robert robert 1212416 Mar 4 19:19 /tmp/core.1000-1000.mc-14355-11.1204654769 -rw------- 1 robert robert 2568192 Mar 4 19:36 /tmp/core.1000-1000.mc-14364-6.1204655795 [ skipped several other files, I'm attaching gdb backtrace to this report ] The crashes are quite reproducible, not only on UTF-8 linux console (with LANG=pl_PL.UTF-8), but also in X terminals like Eterm or mrxvt (LANG=pl_PL). I'm using /bin/ksh as my primary shell, and mc is an alias to the following command: [134]/home/robert> alias mc mc='oldshell=$SHELL; export SHELL=/bin/bash ; . /usr/share/mc/bin/mc-wrapper.sh; SHELL=$oldshell' To reproduce type "cd /usr/share/do<TAB>", and you get: > cd /usr/share/do*** glibc detected *** /usr/bin/mc: free(): invalid next size > (fast): 0x08193788 *** [^]======= Backtrace: > =========cja 5Skopiuj6Przen. 7Utwórz 8Usuń 9Rozwiń 10Kończ /lib/i686/cmov/libc.so.6[0xb7c6b564] /lib/i686/cmov/libc.so.6(cfree+0x96)[0xb7c6d766] /usr/lib/libglib-2.0.so.0(g_free+0x31)[0xb7e72a71] /usr/bin/mc[0x8056a58] /usr/bin/mc[0x80932e5] /usr/bin/mc[0x80716cc] /usr/bin/mc[0x8059647] /usr/bin/mc[0x80599cd] /usr/bin/mc[0x806faf8] /usr/bin/mc[0x80704e5] /lib/i686/cmov/libc.so.6(__libc_start_main+0xe6)[0xb7c13456] /usr/bin/mc[0x804d1e1] ======= Memory map: ======== 08048000-080f1000 r-xp 00000000 08:05 1457985 /usr/bin/mc 080f1000-080f6000 rw-p 000a9000 08:05 1457985 /usr/bin/mc 080f6000-081d8000 rw-p 080f6000 00:00 0 [heap] b7700000-b7721000 rw-p b7700000 00:00 0 b7721000-b7800000 ---p b7721000 00:00 0 b783f000-b784b000 r-xp 00000000 08:01 293247 /lib/libgcc_s.so.1 b784b000-b784c000 rw-p 0000b000 08:01 293247 /lib/libgcc_s.so.1 b7876000-b7888000 r--p 00000000 08:05 402291 /usr/share/locale/pl/LC_MESSAGES/mc.mo b7888000-b7892000 r-xp 00000000 08:01 293571 /lib/i686/cmov/libnss_files-2.7.so b7892000-b7894000 rw-p 00009000 08:01 293571 /lib/i686/cmov/libnss_files-2.7.so b7894000-b789b000 r-xp 00000000 08:01 293551 /lib/i686/cmov/libnss_compat-2.7.so b789b000-b789d000 rw-p 00006000 08:01 293551 /lib/i686/cmov/libnss_compat-2.7.so b78a0000-b78a7000 r--s 00000000 08:05 866722 /usr/lib/gconv/gconv-modules.cache b78a7000-b78c7000 r--p 00000000 08:05 1488095 /usr/share/locale/pl/LC_MESSAGES/libc.mo b78c7000-b79aa000 r--p 00695000 08:05 425788 /usr/lib/locale/locale-archive b79aa000-b7baa000 r--p 00000000 08:05 425788 /usr/lib/locale/locale-archive b7baa000-b7bab000 rw-p b7baa000 00:00 0 b7bab000-b7bcf000 r-xp 00000000 08:01 293541 /lib/i686/cmov/libm-2.7.so b7bcf000-b7bd1000 rw-p 00023000 08:01 293541 /lib/i686/cmov/libm-2.7.so b7bd1000-b7bd2000 rw-p b7bd1000 00:00 0 b7bd2000-b7bd4000 r-xp 00000000 08:01 293537 /lib/i686/cmov/libdl-2.7.so b7bd4000-b7bd6000 rw-p 00001000 08:01 293537 /lib/i686/cmov/libdl-2.7.so b7bd6000-b7bfc000 r-xp 00000000 08:05 933643 /usr/lib/libpcre.so.3.12.1 b7bfc000-b7bfd000 rw-p 00025000 08:05 933643 /usr/lib/libpcre.so.3.12.1 b7bfd000-b7d52000 r-xp 00000000 08:01 293527 /lib/i686/cmov/libc-2.7.so b7d52000-b7d53000 r--p 00155000 08:01 293527 /lib/i686/cmov/libc-2.7.so b7d53000-b7d55000 rw-p 00156000 08:01 293527 /lib/i686/cmov/libc-2.7.so b7d55000-b7d58000 rw-p b7d55000 00:00 0 b7d58000-b7df0000 r-xp 00000000 08:01 293776 /lib/libslang.so.2.1.3 Another crash: Go inside some *.orig.tar.gz archive or into *.deb and try to recursive copy some directory with <F5>: *** glibc detected *** /usr/bin/mc: malloc(): memory corruption (fast): 0x081c6ed8 *** ======= Backtrace: ========= /lib/i686/cmov/libc.so.6[0xb7cc5564] /lib/i686/cmov/libc.so.6[0xb7cc851e] /lib/i686/cmov/libc.so.6(__libc_malloc+0x95)[0xb7cc9595] /usr/lib/libglib-2.0.so.0(g_malloc+0x36)[0xb7eccc06] /usr/bin/mc[0x80b913f] /usr/bin/mc[0x80b927f] /usr/bin/mc[0x805e674] /usr/bin/mc[0x805f47c] /usr/bin/mc[0x805f54c] /usr/bin/mc[0x8060cd3] /usr/bin/mc[0x8055038] /usr/bin/mc[0x8090b04] /usr/bin/mc[0x8091300] /usr/bin/mc[0x80595c8] /usr/bin/mc[0x80599cd] /usr/bin/mc[0x806faf8] /usr/bin/mc[0x80704e5] /lib/i686/cmov/libc.so.6(__libc_start_main+0xe6)[0xb7c6d456] /usr/bin/mc[0x804d1e1] ======= Memory map: ======== 08048000-080f1000 r-xp 00000000 08:05 1457985 /usr/bin/mc 080f1000-080f6000 rw-p 000a9000 08:05 1457985 /usr/bin/mc 080f6000-081fd000 rw-p 080f6000 00:00 0 [heap] b7700000-b7721000 rw-p b7700000 00:00 0 7721000-b7800000 ---p b7721000 00:00 0 b7899000-b78a5000 r-xp 00000000 08:01 293247 /lib/libgcc_s.so.1 b78a5000-b78a6000 rw-p 0000b000 08:01 293247 /lib/libgcc_s.so.1 b78d0000-b78e2000 r--p 00000000 08:05 402291 /usr/share/locale/pl/LC_MESSAGES/mc.mo b78e2000-b78ec000 r-xp 00000000 08:01 293571 /lib/i686/cmov/libnss_files-2.7.so b78ec000-b78ee000 rw-p 00009000 08:01 293571 /lib/i686/cmov/libnss_files-2.7.so b78ee000-b78f5000 r-xp 00000000 08:01 293551 /lib/i686/cmov/libnss_compat-2.7.so b78f5000-b78f7000 rw-p 00006000 08:01 293551 /lib/i686/cmov/libnss_compat-2.7.so b78fa000-b7901000 r--s 00000000 08:05 866722 /usr/lib/gconv/gconv-modules.cache b7901000-b7921000 r--p 00000000 08:05 1488095 /usr/share/locale/pl/LC_MESSAGES/libc.mo b7921000-b7a04000 r--p 00695000 08:05 425788 /usr/lib/locale/locale-archive b7a04000-b7c04000 r--p 00000000 08:05 425788 /usr/lib/locale/locale-archive b7c04000-b7c05000 rw-p b7c04000 00:00 0 b7c05000-b7c29000 r-xp 00000000 08:01 293541 /lib/i686/cmov/libm-2.7.so b7c29000-b7c2b000 rw-p 00023000 08:01 293541 /lib/i686/cmov/libm-2.7.so b7c2b000-b7c2c000 rw-p b7c2b000 00:00 0 b7c2c000-b7c2e000 r-xp 00000000 08:01 293537 /lib/i686/cmov/libdl-2.7.so b7c2e000-b7c30000 rw-p 00001000 08:01 293537 /lib/i686/cmov/libdl-2.7.so b7c30000-b7c56000 r-xp 00000000 08:05 933643 /usr/lib/libpcre.so.3.12.1 b7c56000-b7c57000 rw-p 00025000 08:05 933643 /usr/lib/libpcre.so.3.12.1 b7c57000-b7dac000 r-xp 00000000 08:01 293527 /lib/i686/cmov/libc-2.7.so b7dac000-b7dad000 r--p 00155000 08:01 293527 /lib/i686/cmov/libc-2.7.so b7dad000-b7daf000 rw-p 00156000 08:01 293527 /lib/i686/cmov/libc-2.7.so b7daf000-b7db2000 rw-p b7daf000 00:00 0 b7db2000-b7e4a000 r-xp 00000000 08:01 293776 /lib/libslang.so.2.1.3 b7e4a000-b7e5a000 rw-p 00097000 08:01 293776 /lib/libslang.so.2.1.3 b7e5a000-b7e90000 rw-p b7e5a000 00:00 0 b7e90000-b7e95000 r-xp 00000000 08:05 867684 /usr/lib/libgpm.so.1.19.6 b7e95000-b7e96000 rw-p 00004000 08:05 867684 /usr/lib/libgpm.so.1.19.6 b7e96000-b7f36000 r-xp 00000000 08:05 868098 /usr/lib/libglib-2.0.so.0.1400.6 b7f36000-b7f37000 rw-p 0009f000 08:05 868098 /usr/lib/libglib-2.0.so.0.1400.6 b7f37000-b7f38000 rw-p b7f37000 00:00 0 b7f3a000-b7f3c000 r-xp 00000000 08:05 876150 /usr/lib/gconv/ISO8859-2.so b7f3c000-b7f3e000 rw-p 00001000 08:05 876150 /usr/lib/gconv/ISO8859-2.so b7f3e000-b7f47000 r-xp 00000000 08:01 293585 /lib/i686/cmov/libnss_nis-2.7.so b7f47000-b7f49000 rw-p 00008000 08:01 293585 /lib/i686/cmov/libnss_nis-2.7.so b7f49000-b7f5e000 r-xp 00000000 08:01 293543 /lib/i686/cmov/libnsl-2.7.so b7f5e000-b7f60000 rw-p 00014000 08:01 293543 /lib/i686/cmov/libnsl-2.7.so b7f60000-b7f63000 rw-p b7f60000 00:00 0 b7f63000-b7f64000 r-xp b7f63000 00:00 0 [vdso] b7f64000-b7f7e000 r-xp 00000000 08:01 293419 /lib/ld-2.7.so b7f7e000-b7f80000 rw-p 0001a000 08:01 293419 /lib/ld-2.7.so bfe42000-bfe57000 rw-p bffeb000 00:00 0 [stack] Regards, robert -- System Information: Debian Release: lenny/sid APT prefers unstable APT policy: (990, 'unstable') Architecture: i386 (i686) Kernel: Linux 2.6.24 Locale: LANG=pl_PL.UTF-8, LC_CTYPE=pl_PL.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/ksh Versions of packages mc depends on: ii libc6 2.7-9 GNU C Library: Shared libraries ii libglib2.0-0 2.14.6-1 The GLib library of C routines ii libgpmg1 1.20.3~pre3-2 General Purpose Mouse - shared lib ii libslang2 2.1.3-2 The S-Lang programming library - r mc recommends no packages. -- no debconf information
+ gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-13877-6.1204672387 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.13661'. Program terminated with signal 6, Aborted. #0 0xb7f79410 in __kernel_vsyscall () #0 0xb7f79410 in __kernel_vsyscall () #1 0xb7c98520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-14213-6.1204654762 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.14197'. Program terminated with signal 6, Aborted. #0 0xb7ee8410 in __kernel_vsyscall () #0 0xb7ee8410 in __kernel_vsyscall () #1 0xb7c07520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-14355-11.1204654769 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.14197'. Program terminated with signal 11, Segmentation fault. #0 0xb7cc8ea1 in ?? () #0 0xb7cc8ea1 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-14364-6.1204655795 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.14197'. Program terminated with signal 6, Aborted. #0 0xb7fbe410 in __kernel_vsyscall () #0 0xb7fbe410 in __kernel_vsyscall () #1 0xb7cdd520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-16684-6.1204749533 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.7710'. Program terminated with signal 6, Aborted. #0 0xb7eee410 in __kernel_vsyscall () #0 0xb7eee410 in __kernel_vsyscall () #1 0xb7c0d520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-17186-11.1204655826 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.14197'. Program terminated with signal 11, Segmentation fault. #0 0xb7cdadfc in ?? () #0 0xb7cdadfc in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-17498-6.1204657347 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.14197'. Program terminated with signal 6, Aborted. #0 0xb7fa1410 in __kernel_vsyscall () #0 0xb7fa1410 in __kernel_vsyscall () #1 0xb7cc0520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-17651-11.1204749349 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.7005'. Program terminated with signal 11, Segmentation fault. #0 0xb7d05ea1 in ?? () #0 0xb7d05ea1 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18883-6.1204753690 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.1463'. Program terminated with signal 6, Aborted. #0 0xb7fc3410 in __kernel_vsyscall () #0 0xb7fc3410 in __kernel_vsyscall () #1 0xb7ce2520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18891-6.1204753694 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.1463'. Program terminated with signal 6, Aborted. #0 0xb7f2a410 in __kernel_vsyscall () #0 0xb7f2a410 in __kernel_vsyscall () #1 0xb7c49520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18934-6.1204753741 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.1463'. Program terminated with signal 6, Aborted. #0 0xb7f61410 in __kernel_vsyscall () #0 0xb7f61410 in __kernel_vsyscall () #1 0xb7c80520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18949-6.1204753751 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18944'. Program terminated with signal 6, Aborted. #0 0xb7f82410 in __kernel_vsyscall () #0 0xb7f82410 in __kernel_vsyscall () #1 0xb7ca1520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18964-6.1204753765 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18959'. Program terminated with signal 6, Aborted. #0 0xb7f7c410 in __kernel_vsyscall () #0 0xb7f7c410 in __kernel_vsyscall () #1 0xb7c9b520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18975-6.1204753780 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18972'. Program terminated with signal 6, Aborted. #0 0xb7f09410 in __kernel_vsyscall () #0 0xb7f09410 in __kernel_vsyscall () #1 0xb7c28520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18983-11.1204753789 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18972'. Program terminated with signal 11, Segmentation fault. #0 0xb7c5f04e in ?? () #0 0xb7c5f04e in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18991-6.1204753798 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18972'. Program terminated with signal 6, Aborted. #0 0xb7eed410 in __kernel_vsyscall () #0 0xb7eed410 in __kernel_vsyscall () #1 0xb7c0c520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-18999-6.1204753802 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18972'. Program terminated with signal 6, Aborted. #0 0xb7f8b410 in __kernel_vsyscall () #0 0xb7f8b410 in __kernel_vsyscall () #1 0xb7caa520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19068-6.1204754030 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.19051'. Program terminated with signal 6, Aborted. #0 0xb7f0e410 in __kernel_vsyscall () #0 0xb7f0e410 in __kernel_vsyscall () #1 0xb7c2d520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19077-6.1204754056 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.19051'. Program terminated with signal 6, Aborted. #0 0xb7f09410 in __kernel_vsyscall () #0 0xb7f09410 in __kernel_vsyscall () #1 0xb7c28520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19093-11.1204754139 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18959'. Program terminated with signal 11, Segmentation fault. #0 0xb7cdbdfc in ?? () #0 0xb7cdbdfc in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19151-6.1204754212 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.18959'. Program terminated with signal 6, Aborted. #0 0xb7f32410 in __kernel_vsyscall () #0 0xb7f32410 in __kernel_vsyscall () #1 0xb7c51520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19178-6.1204754244 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.19175'. Program terminated with signal 6, Aborted. #0 0xb7f63410 in __kernel_vsyscall () #0 0xb7f63410 in __kernel_vsyscall () #1 0xb7c82520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19262-6.1204754665 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.19259'. Program terminated with signal 6, Aborted. #0 0xb7fc3410 in __kernel_vsyscall () #0 0xb7fc3410 in __kernel_vsyscall () #1 0xb7ce2520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19364-6.1204754688 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.19259'. Program terminated with signal 6, Aborted. #0 0xb7f05410 in __kernel_vsyscall () #0 0xb7f05410 in __kernel_vsyscall () #1 0xb7c24520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-19486-6.1204755316 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.19259'. Program terminated with signal 6, Aborted. #0 0xb7fc0410 in __kernel_vsyscall () #0 0xb7fc0410 in __kernel_vsyscall () #1 0xb7cdf520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-20111-11.1204455850 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.19494'. Program terminated with signal 11, Segmentation fault. #0 0xb7c5cdfc in ?? () #0 0xb7c5cdfc in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-26041-6.1204750340 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.7710'. Program terminated with signal 6, Aborted. #0 0xb7efd410 in __kernel_vsyscall () #0 0xb7efd410 in __kernel_vsyscall () #1 0xb7c1c520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-6142-6.1204467087 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.6139'. Program terminated with signal 6, Aborted. #0 0xb7f1c410 in __kernel_vsyscall () #0 0xb7f1c410 in __kernel_vsyscall () #1 0xb7c3b520 in ?? () + gdb -q -x x.gdb -c /tmp/core.1000-1000.mc-8663-6.1204752403 (no debugging symbols found) Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1". Core was generated by `/usr/bin/mc -P /tmp/mc-robert/mc.pwd.1463'. Program terminated with signal 6, Aborted. #0 0xb7eea410 in __kernel_vsyscall () #0 0xb7eea410 in __kernel_vsyscall () #1 0xb7c09520 in ?? ()