[root@nova1 2.6.17-linode22]# strace ./linux
execve("./linux", ["./linux"], [/* 25 vars */]) = 0
uname({sys="Linux", node="nova1.theshore.net", ...}) = 0
brk(0)                                  = 0x8501000
open("/etc/ld.so.preload", O_RDONLY)    = -1 ENOENT (No such file or directory)
open("/lib/tls/i686/sse2/libutil.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64("/lib/tls/i686/sse2", 0xbfffee40) = -1 ENOENT (No such file or directory)
open("/lib/tls/i686/libutil.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64("/lib/tls/i686", 0xbfffee40)     = -1 ENOENT (No such file or directory)
open("/lib/tls/sse2/libutil.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64("/lib/tls/sse2", 0xbfffee40)     = -1 ENOENT (No such file or directory)
open("/lib/tls/libutil.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64("/lib/tls", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
open("/lib/i686/sse2/libutil.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64("/lib/i686/sse2", 0xbfffee40)    = -1 ENOENT (No such file or directory)
open("/lib/i686/libutil.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64("/lib/i686", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
open("/lib/sse2/libutil.so.1", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64("/lib/sse2", 0xbfffee40)         = -1 ENOENT (No such file or directory)
open("/lib/libutil.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\200\274"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=15688, ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40000000
old_mmap(0x4fecb000, 12432, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x4fecb000
old_mmap(0x4fecd000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x1000) = 0x4fecd000
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\300\213"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=1459344, ...}) = 0
old_mmap(0x4fc94000, 1162188, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x4fc94000
old_mmap(0x4fdaa000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x116000) = 0x4fdaa000
old_mmap(0x4fdae000, 7116, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x4fdae000
close(3)                                = 0
mprotect(0x4fdaa000, 4096, PROT_READ)   = 0
mprotect(0x4fecd000, 4096, PROT_READ)   = 0
mprotect(0x4fc90000, 4096, PROT_READ)   = 0
set_thread_area({entry_number:-1 -> 6, base_addr:0x40000ac0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
brk(0)                                  = 0x8501000
brk(0x8522000)                          = 0x8522000
brk(0)                                  = 0x8522000
rt_sigaction(SIGINT, {0x807483b, [], SA_NOMASK|SA_ONESHOT}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [INT], NULL, 8) = 0
rt_sigaction(SIGTERM, {0x807483b, [], SA_NOMASK|SA_ONESHOT}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [TERM], NULL, 8) = 0
rt_sigaction(SIGHUP, {0x807483b, [], SA_NOMASK|SA_ONESHOT}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [HUP], NULL, 8) = 0
fstat64(1, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 171), ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40001000
mmap2(NULL, 4096, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40002000
clone(child_stack=0x40002fd8, flags=0|SIGCHLD) = 26822
waitpid(26822, [{WIFSTOPPED(s) && WSTOPSIG(s) == SIGSTOP}], WUNTRACED) = 26822
--- SIGCHLD (Child exited) @ 0 (0) ---
ptrace(0x15 /* PTRACE_??? */, 26822, 0, 0x1) = 0
ptrace(PTRACE_SYSCALL, 26822, 0, SIG_0) = 0
waitpid(26822, [{WIFSTOPPED(s) && WSTOPSIG(s) == 133}], WUNTRACED) = 26822
--- SIGCHLD (Child exited) @ 0 (0) ---
ptrace(PTRACE_PEEKUSER, 26822, 4*ORIG_EAX, [0x14]) = 0
ptrace(PTRACE_POKEUSER, 26822, 4*ORIG_EAX, 0x40) = 0
ptrace(PTRACE_CONT, 26822, 0, SIG_0)    = 0
waitpid(26822, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0) = 26822
--- SIGCHLD (Child exited) @ 0 (0) ---
munmap(0x40002000, 4096)                = 0
write(1, "Checking that ptrace can change "..., 57Checking that ptrace can change system call numbers...OK
) = 57
mmap2(NULL, 4096, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40002000
clone(child_stack=0x40002fd8, flags=0|SIGCHLD) = 26823
--- SIGCHLD (Child exited) @ 0 (0) ---
waitpid(26823, [{WIFSTOPPED(s) && WSTOPSIG(s) == SIGSTOP}], WUNTRACED) = 26823
ptrace(0x1f /* PTRACE_??? */, 26823, 0, 0) = 0
waitpid(26823, [{WIFEXITED(s) && WEXITSTATUS(s) == 1}], WUNTRACED) = 26823
--- SIGCHLD (Child exited) @ 0 (0) ---