Strace Output on failure case

file_493074.txt (text/plain), 4.67 KB, created by Josh G on 2013-12-01 21:24:24 UTC

lfcvps portage # strace nc.openbsd -l 4444
execve("/usr/bin/nc.openbsd", ["nc.openbsd", "-l", "4444"], [/* 27 vars */]) = 0
brk(0)                                  = 0x686000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb9dfa61000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=48270, ...}) = 0
mmap(NULL, 48270, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fb9dfa55000
close(3)                                = 0
open("/usr/lib64/libglib-2.0.so.0", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\317\1\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1217496, ...}) = 0
mmap(NULL, 3314984, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fb9df517000
mprotect(0x7fb9df63e000, 2097152, PROT_NONE) = 0
mmap(0x7fb9df83e000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x127000) = 0x7fb9df83e000
mmap(0x7fb9df840000, 1320, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fb9df840000
close(3)                                = 0
open("/lib64/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300J\2\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1716472, ...}) = 0
mmap(NULL, 3828896, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fb9df170000
mprotect(0x7fb9df30e000, 2093056, PROT_NONE) = 0
mmap(0x7fb9df50d000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19d000) = 0x7fb9df50d000
mmap(0x7fb9df513000, 15520, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fb9df513000
close(3)                                = 0
open("/lib64/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20}\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=134915, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb9dfa54000
mmap(NULL, 2212816, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fb9def53000
mprotect(0x7fb9def6b000, 2093056, PROT_NONE) = 0
mmap(0x7fb9df16a000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x7fb9df16a000
mmap(0x7fb9df16c000, 13264, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fb9df16c000
close(3)                                = 0
open("/lib64/librt.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0000(\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=31600, ...}) = 0
mmap(NULL, 2128920, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fb9ded4b000
mprotect(0x7fb9ded52000, 2093056, PROT_NONE) = 0
mmap(0x7fb9def51000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7fb9def51000
close(3)                                = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb9dfa53000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb9dfa52000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb9dfa51000
arch_prctl(ARCH_SET_FS, 0x7fb9dfa52700) = 0
mprotect(0x7fb9df50d000, 16384, PROT_READ) = 0
mprotect(0x7fb9df16a000, 4096, PROT_READ) = 0
mprotect(0x7fb9def51000, 4096, PROT_READ) = 0
mprotect(0x7fb9df83e000, 4096, PROT_READ) = 0
mprotect(0x604000, 4096, PROT_READ)     = 0
mprotect(0x7fb9dfa62000, 4096, PROT_READ) = 0
munmap(0x7fb9dfa55000, 48270)           = 0
set_tid_address(0x7fb9dfa529d0)         = 27227
set_robust_list(0x7fb9dfa529e0, 24)     = 0
futex(0x7ffffd171de8, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x7ffffd171de8, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 1, NULL, 7fb9dfa52700) = -1 EAGAIN (Resource temporarily unavailable)
rt_sigaction(SIGRTMIN, {0x7fb9def5a7a0, [], SA_RESTORER|SA_SIGINFO, 0x7fb9def63aa0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {0x7fb9def5a820, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x7fb9def63aa0}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
brk(0)                                  = 0x686000
brk(0x6a7000)                           = 0x6a7000
socket(PF_INET, SOCK_STREAM, IPPROTO_TCP) = 3
setsockopt(3, SOL_SOCKET, SO_REUSEADDR, [1], 4) = 0
setsockopt(3, SOL_SOCKET, SO_REUSEPORT, [1], 4) = -1 ENOPROTOOPT (Protocol not available)
write(2, "nc.openbsd: ", 12nc.openbsd: )            = 12
write(2, "Protocol not available\n", 23Protocol not available
) = 23
exit_group(1)                           = ?
+++ exited with 1 +++