__ __ __ __ _____ _ _ _____ _ _ _ | \/ | \ \ / / | __ \ (_) | | / ____| | | | | | \ / |_ __\ V / | |__) | __ ___ ____ _| |_ ___ | (___ | |__ ___| | | | |\/| | '__|> < | ___/ '__| \ \ / / _` | __/ _ \ \___ \| '_ \ / _ \ | | | | | | |_ / . \ | | | | | |\ V / (_| | || __/ ____) | | | | __/ | | |_| |_|_(_)_/ \_\ |_| |_| |_| \_/ \__,_|\__\___| |_____/|_| |_|\___V 2.1 if you need WebShell for Seo everyday contact me on Telegram Telegram Address : @jackleetFor_More_Tools:
#!/usr/bin/perl
# SPDX-License-Identifier: GPL-2.0
# Check the stack usage of functions
#
# Copyright Joern Engel <joern@lazybastard.org>
# Inspired by Linus Torvalds
# Original idea maybe from Keith Owens
# s390 port and big speedup by Arnd Bergmann <arnd@bergmann-dalldorf.de>
# Mips port by Juan Quintela <quintela@mandrakesoft.com>
# IA64 port via Andreas Dilger
# Arm port by Holger Schurig
# sh64 port by Paul Mundt
# Random bits by Matt Mackall <mpm@selenic.com>
# M68k port by Geert Uytterhoeven and Andreas Schwab
# AArch64, PARISC ports by Kyle McMartin
# sparc port by Martin Habets <errandir_news@mph.eclipse.co.uk>
# ppc64le port by Breno Leitao <leitao@debian.org>
#
# Usage:
# objdump -d vmlinux | scripts/checkstack.pl [arch]
#
# TODO : Port to all architectures (one regex per arch)
use strict;
# check for arch
#
# $re is used for two matches:
# $& (whole re) matches the complete objdump line with the stack growth
# $1 (first bracket) matches the size of the stack growth
#
# $dre is similar, but for dynamic stack redutions:
# $& (whole re) matches the complete objdump line with the stack growth
# $1 (first bracket) matches the dynamic amount of the stack growth
#
# $sub: subroutine for special handling to check stack usage.
#
# use anything else and feel the pain ;)
my (@stack, $re, $dre, $sub, $x, $xs, $funcre, $min_stack);
{
my $arch = shift;
if ($arch eq "") {
$arch = `uname -m`;
chomp($arch);
}
$min_stack = shift;
if ($min_stack eq "" || $min_stack !~ /^\d+$/) {
$min_stack = 100;
}
$x = "[0-9a-f]"; # hex character
$xs = "[0-9a-f ]"; # hex character or space
$funcre = qr/^$x* <(.*)>:$/;
if ($arch =~ '^(aarch|arm)64$') {
#ffffffc0006325cc: a9bb7bfd stp x29, x30, [sp, #-80]!
#a110: d11643ff sub sp, sp, #0x590
$re = qr/^.*stp.*sp, \#-([0-9]{1,8})\]\!/o;
$dre = qr/^.*sub.*sp, sp, #(0x$x{1,8})/o;
} elsif ($arch eq 'arm') {
#c0008ffc: e24dd064 sub sp, sp, #100 ; 0x64
$re = qr/.*sub.*sp, sp, #([0-9]{1,4})/o;
$sub = \&arm_push_handling;
} elsif ($arch =~ /^x86(_64)?$/ || $arch =~ /^i[3456]86$/) {
#c0105234: 81 ec ac 05 00 00 sub $0x5ac,%esp
# or
# 2f60: 48 81 ec e8 05 00 00 sub $0x5e8,%rsp
$re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%(e|r)sp$/o;
$dre = qr/^.*[as][du][db] (%.*),\%(e|r)sp$/o;
} elsif ($arch eq 'ia64') {
#e0000000044011fc: 01 0f fc 8c adds r12=-384,r12
$re = qr/.*adds.*r12=-(([0-9]{2}|[3-9])[0-9]{2}),r12/o;
} elsif ($arch eq 'm68k') {
# 2b6c: 4e56 fb70 linkw %fp,#-1168
# 1df770: defc ffe4 addaw #-28,%sp
$re = qr/.*(?:linkw %fp,|addaw )#-([0-9]{1,4})(?:,%sp)?$/o;
} elsif ($arch eq 'mips64') {
#8800402c: 67bdfff0 daddiu sp,sp,-16
$re = qr/.*daddiu.*sp,sp,-(([0-9]{2}|[3-9])[0-9]{2})/o;
} elsif ($arch eq 'mips') {
#88003254: 27bdffe0 addiu sp,sp,-32
$re = qr/.*addiu.*sp,sp,-(([0-9]{2}|[3-9])[0-9]{2})/o;
} elsif ($arch eq 'nios2') {
#25a8: defffb04 addi sp,sp,-20
$re = qr/.*addi.*sp,sp,-(([0-9]{2}|[3-9])[0-9]{2})/o;
} elsif ($arch eq 'openrisc') {
# c000043c: 9c 21 fe f0 l.addi r1,r1,-272
$re = qr/.*l\.addi.*r1,r1,-(([0-9]{2}|[3-9])[0-9]{2})/o;
} elsif ($arch eq 'parisc' || $arch eq 'parisc64') {
$re = qr/.*ldo ($x{1,8})\(sp\),sp/o;
} elsif ($arch eq 'powerpc' || $arch =~ /^ppc(64)?(le)?$/ ) {
# powerpc : 94 21 ff 30 stwu r1,-208(r1)
# ppc64(le) : 81 ff 21 f8 stdu r1,-128(r1)
$re = qr/.*st[dw]u.*r1,-($x{1,8})\(r1\)/o;
} elsif ($arch =~ /^s390x?$/) {
# 11160: a7 fb ff 60 aghi %r15,-160
# or
# 100092: e3 f0 ff c8 ff 71 lay %r15,-56(%r15)
$re = qr/.*(?:lay|ag?hi).*\%r15,-(([0-9]{2}|[3-9])[0-9]{2})
(?:\(\%r15\))?$/ox;
} elsif ($arch =~ /^sh64$/) {
#XXX: we only check for the immediate case presently,
# though we will want to check for the movi/sub
# pair for larger users. -- PFM.
#a00048e0: d4fc40f0 addi.l r15,-240,r15
$re = qr/.*addi\.l.*r15,-(([0-9]{2}|[3-9])[0-9]{2}),r15/o;
} elsif ($arch eq 'sparc' || $arch eq 'sparc64') {
# f0019d10: 9d e3 bf 90 save %sp, -112, %sp
$re = qr/.*save.*%sp, -(([0-9]{2}|[3-9])[0-9]{2}), %sp/o;
} else {
print("wrong or unknown architecture \"$arch\"\n");
exit
}
}
#
# To count stack usage of push {*, fp, ip, lr, pc} instruction in ARM,
# if FRAME POINTER is enabled.
# e.g. c01f0d48: e92ddff0 push {r4, r5, r6, r7, r8, r9, sl, fp, ip, lr, pc}
#
sub arm_push_handling {
my $regex = qr/.*push.*fp, ip, lr, pc}/o;
my $size = 0;
my $line_arg = shift;
if ($line_arg =~ m/$regex/) {
$size = $line_arg =~ tr/,//;
$size = ($size + 1) * 4;
}
return $size;
}
#
# main()
#
my ($func, $file, $lastslash, $total_size, $addr, $intro);
$total_size = 0;
while (my $line = <STDIN>) {
if ($line =~ m/$funcre/) {
$func = $1;
next if $line !~ m/^($xs*)/;
if ($total_size > $min_stack) {
push @stack, "$intro$total_size\n";
}
$addr = $1;
$addr =~ s/ /0/g;
$addr = "0x$addr";
$intro = "$addr $func [$file]:";
my $padlen = 56 - length($intro);
while ($padlen > 0) {
$intro .= ' ';
$padlen -= 8;
}
$total_size = 0;
}
elsif ($line =~ m/(.*):\s*file format/) {
$file = $1;
$file =~ s/\.ko//;
$lastslash = rindex($file, "/");
if ($lastslash != -1) {
$file = substr($file, $lastslash + 1);
}
}
elsif ($line =~ m/$re/) {
my $size = $1;
$size = hex($size) if ($size =~ /^0x/);
if ($size > 0xf0000000) {
$size = - $size;
$size += 0x80000000;
$size += 0x80000000;
}
next if ($size > 0x10000000);
$total_size += $size;
}
elsif (defined $dre && $line =~ m/$dre/) {
my $size = $1;
$size = hex($size) if ($size =~ /^0x/);
$total_size += $size;
}
elsif (defined $sub) {
my $size = &$sub($line);
$total_size += $size;
}
}
if ($total_size > $min_stack) {
push @stack, "$intro$total_size\n";
}
# Sort output by size (last field)
print sort { ($b =~ /:\t*(\d+)$/)[0] <=> ($a =~ /:\t*(\d+)$/)[0] } @stack;
| Name | Type | Size | Permission | Actions |
|---|---|---|---|---|
| atomic | Folder | 0755 |
|
|
| basic | Folder | 0755 |
|
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| clang-tools | Folder | 0755 |
|
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| coccinelle | Folder | 0755 |
|
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| dtc | Folder | 0755 |
|
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| dummy-tools | Folder | 0755 |
|
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| gcc-plugins | Folder | 0755 |
|
|
| gdb | Folder | 0755 |
|
|
| genksyms | Folder | 0755 |
|
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| include | Folder | 0755 |
|
|
| kconfig | Folder | 0755 |
|
|
| ksymoops | Folder | 0755 |
|
|
| mod | Folder | 0755 |
|
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| package | Folder | 0755 |
|
|
| selinux | Folder | 0755 |
|
|
| Kbuild.include | File | 10.24 KB | 0644 |
|
| Kconfig.include | File | 2.56 KB | 0644 |
|
| Lindent | File | 506 B | 0755 |
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| Makefile | File | 1.74 KB | 0644 |
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| Makefile.asm-generic | File | 1.82 KB | 0644 |
|
| Makefile.btf | File | 1.07 KB | 0644 |
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| Makefile.build | File | 17.1 KB | 0644 |
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| Makefile.clean | File | 2.02 KB | 0644 |
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| Makefile.compiler | File | 2.79 KB | 0644 |
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| Makefile.dtbinst | File | 998 B | 0644 |
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| Makefile.extrawarn | File | 3.25 KB | 0644 |
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| Makefile.gcc-plugins | File | 2.57 KB | 0644 |
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| Makefile.headersinst | File | 2.88 KB | 0644 |
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| Makefile.host | File | 4.63 KB | 0644 |
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| Makefile.kasan | File | 2.45 KB | 0644 |
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| Makefile.kcov | File | 333 B | 0644 |
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| Makefile.kcsan | File | 1004 B | 0644 |
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| Makefile.kmsan | File | 208 B | 0644 |
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| Makefile.lib | File | 21.16 KB | 0644 |
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| Makefile.modfinal | File | 2.74 KB | 0644 |
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| Makefile.modinst | File | 2.39 KB | 0644 |
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| Makefile.modpost | File | 4.16 KB | 0644 |
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| Makefile.package | File | 6.61 KB | 0644 |
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| Makefile.randstruct | File | 410 B | 0644 |
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| Makefile.ubsan | File | 837 B | 0644 |
|
| Makefile.userprogs | File | 1.57 KB | 0644 |
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| Makefile.vmlinux | File | 890 B | 0644 |
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| Makefile.vmlinux_o | File | 2.54 KB | 0644 |
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| adjust_autoksyms.sh | File | 2.11 KB | 0755 |
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| as-version.sh | File | 2.05 KB | 0755 |
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| asn1_compiler | File | 30.13 KB | 0755 |
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| asn1_compiler.c | File | 35.32 KB | 0644 |
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| bin2c.c | File | 743 B | 0644 |
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| bloat-o-meter | File | 3.36 KB | 0755 |
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| bootgraph.pl | File | 5.64 KB | 0755 |
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| bpf_doc.py | File | 31.73 KB | 0755 |
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| cc-can-link.sh | File | 170 B | 0755 |
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| cc-version.sh | File | 1.35 KB | 0755 |
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| check-sysctl-docs | File | 4.37 KB | 0755 |
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| check_extable.sh | File | 4.93 KB | 0755 |
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| checkdeclares.pl | File | 1.1 KB | 0644 |
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| checkincludes.pl | File | 1.94 KB | 0755 |
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| checkkconfigsymbols.py | File | 15.88 KB | 0755 |
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| checkpatch.pl | File | 224.16 KB | 0755 |
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| checkstack.pl | File | 5.9 KB | 0755 |
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| checksyscalls.sh | File | 7.34 KB | 0755 |
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| checkversion.pl | File | 2.15 KB | 0755 |
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| cleanfile | File | 3.46 KB | 0755 |
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| cleanpatch | File | 5.06 KB | 0755 |
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| coccicheck | File | 7.89 KB | 0755 |
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| config | File | 4.67 KB | 0755 |
|
| const_structs.checkpatch | File | 1009 B | 0644 |
|
| decode_stacktrace.sh | File | 6.56 KB | 0755 |
|
| decodecode | File | 2.89 KB | 0755 |
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| depmod.sh | File | 1.41 KB | 0755 |
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| dev-needs.sh | File | 6.08 KB | 0755 |
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| diffconfig | File | 4.12 KB | 0755 |
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| documentation-file-ref-check | File | 5.6 KB | 0755 |
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| export_report.pl | File | 4.49 KB | 0755 |
|
| extract-cert | File | 14.12 KB | 0755 |
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| extract-cert.c | File | 3.63 KB | 0644 |
|
| extract-ikconfig | File | 1.7 KB | 0755 |
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| extract-module-sig.pl | File | 3.65 KB | 0755 |
|
| extract-sys-certs.pl | File | 3.74 KB | 0755 |
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| extract-vmlinux | File | 1.66 KB | 0755 |
|
| extract_xc3028.pl | File | 44.61 KB | 0755 |
|
| faddr2line | File | 6.16 KB | 0755 |
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| file-size.sh | File | 90 B | 0755 |
|
| find-unused-docs.sh | File | 1.28 KB | 0755 |
|
| gcc-ld | File | 715 B | 0755 |
|
| gcc-x86_32-has-stack-protector.sh | File | 412 B | 0755 |
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| gcc-x86_64-has-stack-protector.sh | File | 202 B | 0755 |
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| gen_autoksyms.sh | File | 1.4 KB | 0755 |
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| gen_ksymdeps.sh | File | 403 B | 0755 |
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| gen_packed_field_checks.c | File | 1.19 KB | 0644 |
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| generate_initcall_order.pl | File | 5.94 KB | 0755 |
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| generate_rust_target.rs | File | 5.26 KB | 0644 |
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| get_abi.pl | File | 15.09 KB | 0755 |
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| get_dvb_firmware | File | 24.54 KB | 0755 |
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| get_feat.pl | File | 14.34 KB | 0755 |
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| get_maintainer.pl | File | 67.13 KB | 0755 |
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| gfp-translate | File | 1.71 KB | 0755 |
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| headerdep.pl | File | 3.5 KB | 0755 |
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| headers_check.pl | File | 3.73 KB | 0755 |
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| headers_install.sh | File | 3.17 KB | 0755 |
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| insert-sys-cert.c | File | 8.87 KB | 0644 |
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| install.sh | File | 990 B | 0755 |
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| jobserver-exec | File | 2.16 KB | 0755 |
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| kallsyms | File | 18.23 KB | 0755 |
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| kallsyms.c | File | 20.38 KB | 0644 |
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| kernel-doc | File | 66.32 KB | 0755 |
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| ld-version.sh | File | 1.67 KB | 0755 |
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| leaking_addresses.pl | File | 12.8 KB | 0755 |
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| link-vmlinux.sh | File | 8.88 KB | 0755 |
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| makelst | File | 812 B | 0755 |
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| markup_oops.pl | File | 7.92 KB | 0755 |
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| min-tool-version.sh | File | 473 B | 0755 |
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| mkcompile_h | File | 2.59 KB | 0755 |
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| mksysmap | File | 1.33 KB | 0755 |
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| mkuboot.sh | File | 418 B | 0755 |
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| module.lds | File | 432 B | 0644 |
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| module.lds.S | File | 1.49 KB | 0644 |
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| modules-check.sh | File | 431 B | 0755 |
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| nsdeps | File | 1.63 KB | 0644 |
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| objdiff | File | 2.83 KB | 0755 |
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| objdump-func | File | 715 B | 0755 |
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| pahole-version.sh | File | 273 B | 0755 |
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| parse-maintainers.pl | File | 4.54 KB | 0755 |
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| patch-kernel | File | 9.95 KB | 0755 |
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| profile2linkerlist.pl | File | 410 B | 0755 |
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| prune-kernel | File | 712 B | 0755 |
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| recordmcount.c | File | 16.69 KB | 0644 |
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| recordmcount.h | File | 19.37 KB | 0644 |
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| recordmcount.pl | File | 17.61 KB | 0755 |
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| remove-stale-files | File | 1.35 KB | 0755 |
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| setlocalversion | File | 3.59 KB | 0755 |
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| show_delta | File | 3.01 KB | 0755 |
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| sign-file | File | 22.16 KB | 0755 |
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| sign-file.c | File | 9.93 KB | 0644 |
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| sorttable | File | 22.12 KB | 0755 |
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| sorttable.c | File | 7.62 KB | 0644 |
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| sorttable.h | File | 12.85 KB | 0644 |
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| spdxcheck-test.sh | File | 323 B | 0644 |
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| spelling.txt | File | 31.92 KB | 0644 |
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| sphinx-pre-install | File | 24.29 KB | 0755 |
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| split-man.pl | File | 600 B | 0755 |
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| stackdelta | File | 1.84 KB | 0755 |
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| stackusage | File | 798 B | 0755 |
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| subarch.include | File | 641 B | 0644 |
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| syscallhdr.sh | File | 1.89 KB | 0755 |
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| syscallnr.sh | File | 1.45 KB | 0644 |
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| syscalltbl.sh | File | 1.46 KB | 0755 |
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| tags.sh | File | 9.66 KB | 0755 |
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| test_fortify.sh | File | 2.23 KB | 0644 |
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| tools-support-relr.sh | File | 550 B | 0755 |
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| unifdef | File | 34.12 KB | 0755 |
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| unifdef.c | File | 34.8 KB | 0644 |
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| ver_linux | File | 2.59 KB | 0755 |
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| xen-hypercalls.sh | File | 386 B | 0644 |
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| xz_wrap.sh | File | 567 B | 0755 |
|