1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
# IA64 system calls
# mmap
# sys_mmap (unsigned long addr, unsigned long len, int prot, int flags, int fd, long off)
#
probe syscall.mmap = kernel.function("sys_mmap") ?
{
name = "mmap"
start = $addr
len = $len
prot = $prot
flags = $flags
# Although the kernel gets an unsigned long fd, on the
# user-side it is a signed int. Fix this.
fd = __int32($fd)
offset = $off
argstr = sprintf("%p, %d, %s, %s, %d, %d", $addr, $len,
_mprotect_prot_str($prot), _mmap_flags($flags),
__int32($fd), $off)
}
probe syscall.mmap.return = kernel.function("sys_mmap").return ?
{
name = "mmap"
retstr = returnstr(2)
}
# mmap2
# sys_mmap2 (unsigned long addr, unsigned long len, int prot, int flags, int fd, long pgoff)
probe syscall.mmap2 = kernel.function("sys_mmap2") ?
{
name = "mmap2"
start = $addr
length = $len
prot = $prot
flags = $flags
fd = $fd
pgoffset = $pgoff
argstr = sprintf("%p, %d, %s, %s, %d, %d", $addr,
$len, _mprotect_prot_str($prot), _mmap_flags($flags),
$fd, $pgoff)
}
probe syscall.mmap2.return = kernel.function("sys_mmap2").return ?
{
name = "mmap2"
retstr = returnstr(2)
}
# sigaltstack _______________________________________________
# asmlinkage long
# sys_sigaltstack (const stack_t __user *uss, stack_t __user *uoss, long arg2,
# long arg3, long arg4, long arg5, long arg6, long arg7,
# struct pt_regs regs)
#
probe syscall.sigaltstack = kernel.function("sys_sigaltstack")
{
name = "sigaltstack";
ss_uaddr = $uss
oss_uaddr = $uoss
argstr = sprintf("%p, %p", $uss, $uoss)
}
probe syscall.sigaltstack.return = kernel.function("sys_sigaltstack").return
{
name = "sigaltstack";
retstr = returnstr(1)
}
# sysctl _____________________________________________________
#
# long sys32_sysctl (struct sysctl32 __user *args)
#
probe syscall.sysctl32 = kernel.function("sys32_sysctl") ?
{
name = "sysctl"
argstr = sprintf("%p", $args)
}
probe syscall.sysctl32.return = kernel.function("sys32_sysctl").return ?
{
name = "sysctl"
retstr = returnstr(1)
}
|
