kef@flash:~$ LD_PRELOAD=./log-malloc.so /bin/ls no
malloc 7 0x0805b020   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dd5376  /lib/tls/libc.so.6::0xa7dd03b8  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
free 0x0805b020   log-malloc.so:free:0xa7efc9f5  /lib/tls/libc.so.6::0xa7dd0496  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 60 0x0805b030   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcfd3c  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 13 0x0805b070   log-malloc.so:malloc:0xa7efc89e  libc.so.6:__strdup:0xa7e27090  /lib/tls/libc.so.6::0xa7dcfd58  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 384 0x0805b088   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 60 0x0805b210   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 480 0x0805b250   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 112 0x0805b438   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 220 0x0805b4b0   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 56 0x0805b590   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 48 0x0805b5d0   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 64 0x0805b608   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 88 0x0805b650   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 56 0x0805b6b0   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 44 0x0805b6f0   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 100 0x0805b720   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcf591  /lib/tls/libc.so.6::0xa7dcfd95  /lib/tls/libc.so.6::0xa7dcefe5  libc.so.6:setlocale:0xa7dce953  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 13 0x0805b788   log-malloc.so:malloc:0xa7efc89e  libc.so.6:__strdup:0xa7e27090  libc.so.6:setlocale:0xa7dce987  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 13 0x0805b7a0   log-malloc.so:malloc:0xa7efc89e  libc.so.6:__strdup:0xa7e27090  libc.so.6:setlocale:0xa7dce987  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 183 0x0805b7b8   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dcedca  libc.so.6:setlocale:0xa7dceadd  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
free 0x00000000   log-malloc.so:free:0xa7efc9f5  libc.so.6:setlocale:0xa7dcea84  ls:__strtoul_internal:0x08049ece  libc.so.6:__libc_start_main:0xa7dc4974
malloc 26 0x0805b878   log-malloc.so:malloc:0xa7efc89e  /lib/tls/libc.so.6::0xa7dd1f59  libc.so.6:bindtextdomain:0xa7dd1dee  ls:__strtoul_internal:0x08049ee3  libc.so.6:__libc_start_main:0xa7dc4974
malloc 10 0x0805b020   log-malloc.so:malloc:0xa7efc89e  libc.so.6:__strdup:0xa7e27090  libc.so.6:textdomain:0xa7dd4e70  ls:__strtoul_internal:0x08049eef  libc.so.6:__libc_start_main:0xa7dc4974
malloc 36 0x0805b898   log-malloc.so:malloc:0xa7efc89e  /bin/ls::0x080547f1  /bin/ls::0x08053881  ls:vfprintf:0x0804adff  ls:__strtoul_internal:0x08049f30  libc.so.6:__libc_start_main:0xa7dc4974
malloc 36 0x0805b8c0   log-malloc.so:malloc:0xa7efc89e  /bin/ls::0x080547f1  /bin/ls::0x08053881  ls:vfprintf:0x0804ae61  ls:__strtoul_internal:0x08049f30  libc.so.6:__libc_start_main:0xa7dc4974
malloc 12000 0x0805b8e8   log-malloc.so:malloc:0xa7efc89e  /bin/ls::0x080547c7  ls:__strtoul_internal:0x08049ff6  libc.so.6:__libc_start_main:0xa7dc4974
/bin/ls: no: No such file or directory