De volgende output heb ik nog naar voren kunnen toveren (met dank aan een collega voor het commando):
richard@toshiba-laptop:~$ strace ping 192.168.0.100
execve("/bin/ping", ["ping", "192.168.0.100"], [/* 36 vars */]) = 0
brk(0) = 0x8957000
fcntl64(0, F_GETFD) = 0
fcntl64(1, F_GETFD) = 0
fcntl64(2, F_GETFD) = 0
access("/etc/suid-debug", F_OK) = -1 ENOENT (No such file or directory)
access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
mmap2(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb80a6000
access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=74670, ...}) = 0
mmap2(NULL, 74670, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb8093000
close(3) = 0
access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
open("/lib/tls/i686/cmov/libresolv.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@!\0\000"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=67408, ...}) = 0
mmap2(NULL, 80068, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb807f000
mmap2(0xb808f000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xf) = 0xb808f000
mmap2(0xb8091000, 6340, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb8091000
close(3) = 0
access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
open("/lib/tls/i686/cmov/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\340g\1"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=1425800, ...}) = 0
mmap2(NULL, 1431152, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7f21000
mmap2(0xb8079000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x158) = 0xb8079000
mmap2(0xb807c000, 9840, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb807c000
close(3) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f20000
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7f20ae0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
mprotect(0xb8079000, 8192, PROT_READ) = 0
mprotect(0xb808f000, 4096, PROT_READ) = 0
mprotect(0xb80c3000, 4096, PROT_READ) = 0
munmap(0xb8093000, 74670) = 0
socket(PF_INET, SOCK_RAW, IPPROTO_ICMP) = -1 EPERM (Operation not permitted)
getuid32() = 1000
setuid32(1000) = 0
socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 3
connect(3, {sa_family=AF_INET, sin_port=htons(1025), sin_addr=inet_addr("192.168.0.100")}, 16) = 0
getsockname(3, {sa_family=AF_INET, sin_port=htons(47907), sin_addr=inet_addr("192.168.0.102")}, [16]) = 0
close(3) = 0
dup(2) = 3
fcntl64(3, F_GETFL) = 0x2 (flags O_RDWR)
brk(0) = 0x8957000
brk(0x8978000) = 0x8978000
fstat64(3, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 0), ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb80a5000
_llseek(3, 0, 0xbf9c147c, SEEK_CUR) = -1 ESPIPE (Illegal seek)
write(3, "ping: icmp open socket: Operatio"..., 48ping: icmp open socket: Operation not permitted
) = 48
close(3) = 0
munmap(0xb80a5000, 4096) = 0
exit_group(2) = ?
Process 13774 detached
Misschien dat iemand op het forum hier nuttige info uit kan halen?
