*** glibc detected *** /usr/bin/perl: double free or corruption (!prev): 0x0000000001de4d80 *** ======= Backtrace: ========= /lib/x86_64-linux-gnu/libc.so.6(+0x78a8f)[0x7fddb2f17a8f] /lib/x86_64-linux-gnu/libc.so.6(cfree+0x73)[0x7fddb2f1b8e3] /lib/x86_64-linux-gnu/libc.so.6(closedir+0xd)[0x7fddb2f4839d] /usr/lib/libperl.so.5.10(Perl_pp_open_dir+0xa4)[0x7fddb39c9494] /usr/lib/libperl.so.5.10(Perl_runops_standard+0x20)[0x7fddb397dcd0] /usr/lib/libperl.so.5.10(perl_run+0x35e)[0x7fddb39295fe] /usr/bin/perl(main+0xec)[0x400ccc] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xff)[0x7fddb2ebdeff] /usr/bin/perl[0x400af9] ======= Memory map: ======== 00400000-00401000 r-xp 00000000 08:01 262092 /usr/bin/perl 00601000-00602000 r--p 00001000 08:01 262092 /usr/bin/perl 00602000-00603000 rw-p 00002000 08:01 262092 /usr/bin/perl 01cdb000-01f24000 rw-p 00000000 00:00 0 [heap] 7fdd98000000-7fdd98022000 rw-p 00000000 00:00 0 7fdd98022000-7fdd9c000000 ---p 00000000 00:00 0 7fdda0000000-7fdda003d000 rw-p 00000000 00:00 0 7fdda003d000-7fdda4000000 ---p 00000000 00:00 0 7fdda4000000-7fdda402c000 rw-p 00000000 00:00 0 7fdda402c000-7fdda8000000 ---p 00000000 00:00 0 7fdda9ffc000-7fdda9ffd000 ---p 00000000 00:00 0 7fdda9ffd000-7fddaa7fd000 rw-p 00000000 00:00 0 7fddaa7fd000-7fddaa7fe000 ---p 00000000 00:00 0 7fddaa7fe000-7fddaaffe000 rw-p 00000000 00:00 0 7fddaaffe000-7fddaafff000 ---p 00000000 00:00 0 7fddaafff000-7fddab7ff000 rw-p 00000000 00:00 0 7fddab7ff000-7fddab800000 ---p 00000000 00:00 0 7fddab800000-7fddac000000 rw-p 00000000 00:00 0 7fddac000000-7fddac36b000 rw-p 00000000 00:00 0 7fddac36b000-7fddb0000000 ---p 00000000 00:00 0 7fddb05a1000-7fddb05b6000 r-xp 00000000 08:01 658278 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fddb05b6000-7fddb07b5000 ---p 00015000 08:01 658278 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fddb07b5000-7fddb07b6000 r--p 00014000 08:01 658278 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fddb07b6000-7fddb07b7000 rw-p 00015000 08:01 658278 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fddb07b7000-7fddb07b8000 ---p 00000000 00:00 0 7fddb07b8000-7fddb0fb8000 rw-p 00000000 00:00 0 7fddb0fb8000-7fddb0fb9000 ---p 00000000 00:00 0 7fddb0fb9000-7fddb17b9000 rw-p 00000000 00:00 0 7fddb17b9000-7fddb17ba000 ---p 00000000 00:00 0 7fddb17ba000-7fddb1fba000 rw-p 00000000 00:00 0 7fddb1fba000-7fddb1fc4000 r-xp 00000000 08:01 394241 /usr/lib/perl5/auto/threads/shared/shared.so 7fddb1fc4000-7fddb21c3000 ---p 0000a000 08:01 394241 /usr/lib/perl5/auto/threads/shared/shared.so 7fddb21c3000-7fddb21c4000 r--p 00009000 08:01 394241 /usr/lib/perl5/auto/threads/shared/shared.so 7fddb21c4000-7fddb21c5000 rw-p 0000a000 08:01 394241 /usr/lib/perl5/auto/threads/shared/shared.so 7fddb21c5000-7fddb21ce000 r-xp 00000000 08:01 395454 /usr/lib/perl/5.10.1/auto/List/Util/Util.so 7fddb21ce000-7fddb23cd000 ---p 00009000 08:01 395454 /usr/lib/perl/5.10.1/auto/List/Util/Util.so 7fddb23cd000-7fddb23ce000 r--p 00008000 08:01 395454 /usr/lib/perl/5.10.1/auto/List/Util/Util.so 7fddb23ce000-7fddb23cf000 rw-p 00009000 08:01 395454 /usr/lib/perl/5.10.1/auto/List/Util/Util.so 7fddb23cf000-7fddb23d9000 r-xp 00000000 08:01 404881 /usr/lib/perl/5.10.1/auto/threads/threads.so 7fddb23d9000-7fddb25d9000 ---p 0000a000 08:01 404881 /usr/lib/perl/5.10.1/auto/threads/threads.so 7fddb25d9000-7fddb25da000 r--p 0000a000 08:01 404881 /usr/lib/perl/5.10.1/auto/threads/threads.so 7fddb25da000-7fddb25db000 rw-p 0000b000 08:01 404881 /usr/lib/perl/5.10.1/auto/threads/threads.so 7fddb25db000-7fddb2c66000 r--p 00000000 08:01 271538 /usr/lib/locale/locale-archive 7fddb2c66000-7fddb2c6f000 r-xp 00000000 08:01 658256 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7fddb2c6f000-7fddb2e6f000 ---p 00009000 08:01 658256 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7fddb2e6f000-7fddb2e70000 r--p 00009000 08:01 658256 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7fddb2e70000-7fddb2e71000 rw-p 0000a000 08:01 658256 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7fddb2e71000-7fddb2e9f000 rw-p 00000000 00:00 0 7fddb2e9f000-7fddb3029000 r-xp 00000000 08:01 658250 /lib/x86_64-linux-gnu/libc-2.13.so 7fddb3029000-7fddb3228000 ---p 0018a000 08:01 658250 /lib/x86_64-linux-gnu/libc-2.13.so 7fddb3228000-7fddb322c000 r--p 00189000 08:01 658250 /lib/x86_64-linux-gnu/libc-2.13.so 7fddb322c000-7fddb322d000 rw-p 0018d000 08:01 658250 /lib/x86_64-linux-gnu/libc-2.13.so 7fddb322d000-7fddb3233000 rw-p 00000000 00:00 0 7fddb3233000-7fddb324b000 r-xp 00000000 08:01 658315 /lib/x86_64-linux-gnu/libpthread-2.13.so 7fddb324b000-7fddb344b000 ---p 00018000 08:01 658315 /lib/x86_64-linux-gnu/libpthread-2.13.so 7fddb344b000-7fddb344c000 r--p 00018000 08:01 658315 /lib/x86_64-linux-gnu/libpthread-2.13.so 7fddb344c000-7fddb344d000 rw-p 00019000 08:01 658315 /lib/x86_64-linux-gnu/libpthread-2.13.so 7fddb344d000-7fddb3451000 rw-p 00000000 00:00 0 7fddb3451000-7fddb34d5000 r-xp 00000000 08:01 658287 /lib/x86_64-linux-gnu/libm-2.13.so 7fddb34d5000-7fddb36d4000 ---p 00084000 08:01 658287 /lib/x86_64-linux-gnu/libm-2.13.so 7fddb36d4000-7fddb36d5000 r--p 00083000 08:01 658287 /lib/x86_64-linux-gnu/libm-2.13.so 7fddb36d5000-7fddb36d6000 rw-p 00084000 08:01 658287 /lib/x86_64-linux-gnu/libm-2.13.so 7fddb36d6000-7fddb36d8000 r-xp 00000000 08:01 658260 /lib/x86_64-linux-gnu/libdl-2.13.so 7fddb36d8000-7fddb38d8000 ---p 00002000 08:01 658260 /lib/x86_64-linux-gnu/libdl-2.13.so 7fddb38d8000-7fddb38d9000 r--p 00002000 08:01 658260 /lib/x86_64-linux-gnu/libdl-2.13.so 7fddb38d9000-7fddb38da000 rw-p 00003000 08:01 658260 /lib/x86_64-linux-gnu/libdl-2.13.so 7fddb38da000-7fddb3a3c000 r-xp 00000000 08:01 263221 /usr/lib/libperl.so.5.10.1 7fddb3a3c000-7fddb3c3c000 ---p 00162000 08:01 263221 /usr/lib/libperl.so.5.10.1 7fddb3c3c000-7fddb3c40000 r--p 00162000 08:01 263221 /usr/lib/libperl.so.5.10.1 7fddb3c40000-7fddb3c45000 rw-p 00166000 08:01 263221 /usr/lib/libperl.so.5.10.1Aborted