strace /bin/ls
execve("/bin/ls", ["/bin/ls"], [/* 55 vars */]) = 0
uname({sys="Linux", node="codex.wthess.gr", ...}) = 0
brk(0)                                  = 0x805d000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f6e000
open("/etc/ld.so.cache", O_RDONLY)      = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=30704, ...}) = 0
old_mmap(NULL, 30704, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7f66000
close(3)                                = 0
open("/lib/tls/librt.so.1", O_RDONLY)   = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\360\35"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=30620, ...}) = 0
old_mmap(NULL, 33384, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7f5d000
old_mmap(0xb7f64000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0xb7f64000
close(3)                                = 0
open("/lib/libtermcap.so.2", O_RDONLY)  = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\240\r\0"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=11312, ...}) = 0
old_mmap(NULL, 14472, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7f59000
old_mmap(0xb7f5c000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0xb7f5c000
close(3)                                = 0
open("/lib/libacl.so.1", O_RDONLY)      = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\240\23"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=23240, ...}) = 0
old_mmap(NULL, 26212, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7f52000
old_mmap(0xb7f58000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x5000) = 0xb7f58000
close(3)                                = 0
open("/lib/tls/libc.so.6", O_RDONLY)    = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0@O\1\000"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=1229976, ...}) = 0
old_mmap(NULL, 1235932, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7e24000
old_mmap(0xb7f4c000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x128000) = 0xb7f4c000
old_mmap(0xb7f50000, 7132, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7f50000
close(3)                                = 0
open("/lib/tls/libpthread.so.0", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0 H\0\000"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=84987, ...}) = 0
old_mmap(NULL, 70104, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7e12000
old_mmap(0xb7e20000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xd000) = 0xb7e20000
old_mmap(0xb7e22000, 4568, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7e22000
close(3)                                = 0
open("/lib/libattr.so.1", O_RDONLY)     = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0P\v\0\000"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=11480, ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7e11000
old_mmap(NULL, 14436, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7e0d000
old_mmap(0xb7e10000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0xb7e10000
close(3)                                = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7e0c000
mprotect(0xb7f4c000, 4096, PROT_READ)   = 0
mprotect(0xb7f84000, 4096, PROT_READ)   = 0
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7e0c6c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
munmap(0xb7f66000, 30704)               = 0
set_tid_address(0xb7e0c708)             = 17744
rt_sigaction(SIGRTMIN, {0xb7e16390, [], SA_SIGINFO}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {0xb7e16410, [], SA_RESTART|SA_SIGINFO}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
_sysctl({{CTL_KERN, KERN_VERSION, 0, 20d91, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 2, 0xbfc81510, 31, (nil), 0}) = 0
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
+++ killed by SIGSEGV +++
Process 17744 detached