Home > Cannot Find > Cannot Find Bounds Of Current Function Code Blocks

Cannot Find Bounds Of Current Function Code Blocks

Contents

Not the answer you're looking for? Logged jens Administrator Lives here! by Leledumbo [Today at 04:59:49 pm] Running TextOut() twice t... Posts: 4827 Interests on OpenCV and Robotics Re: Cannot find bounds of current function? « Reply #6 on: March 25, 2013, 10:50:14 am » Quote from: huzhongshan on March 25, 2013, have a peek here

int main(void) { int i,t,j; int *inser = malloc(sizeof(int)*16384); int *shell = malloc(sizeof(int)*16384); srand(time(NULL)); for(i=0;i<=16384;i++){ *(inser+i) = rand()% 17000;; *(shell+i) = *(inser+i); } for(i=1;i<=16384;i++){ j = i-1; while((*(inser+i)<*(inser+j)) && (j >=0)){ But when I stepped forward the execution I got: ->shellcode_address in ?? () and then Cannot find bound of current function The return address has the value that I want. Why does low frequency RFID have a short read range? for (i = 0; i < 16384; i++) { Avoid naked magic numbers #define ASIZE (16384) int *inser = malloc(ASIZE * sizeof(int)); ...

Cannot Find Bounds Of Current Function Code Blocks

Posts: 7070 Re: Cannot find bounds of current function? « Reply #5 on: March 25, 2013, 10:50:05 am » I just downloaded your test project and can debug it flawlessly.Stepping into I am missing sth else –curious Jan 5 '12 at 12:32 add a comment| 4 Answers 4 active oldest votes up vote 4 down vote The debugger has knowledge about where He is able to make the jump so its not a canary and aslr is pretty obvious when you trying to determine a good return address. –rook Jan 6 '12 at

This works but would get quite laborious after a while, since the size of x86 assembly instructions varies and the location of the assembly will change every time I reboot.) linux current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. Is it in the window that appears after we right-click the shortcut and click properties? Gdb Print Stack Join them; it only takes a minute: Sign up code::blocks debugger, “Cannot find the bounds of current function” up vote 1 down vote favorite I want to debug a simple c++

If an image is rotated losslessly, why does the file size change? Gdb Step Cannot Find Bounds Of Current Function I think you should spend some more time with your debugger. –rook Jan 5 '12 at 21:32 But i am executing the program step by step and the problem Product of all divisors=cube of number. Wrong way on a bike path?

Mimsy were the Borogoves - why is "mimsy" an adjective? Gdb Set Breakpoint This makes it much harder for the attacker to guess what will be the value he wants to store (through a buffer overflow) over the "return address" slot. share|improve this answer edited Feb 7 '14 at 14:27 answered Feb 6 '14 at 18:58 Eric Postpischil 43.1k54997 add a comment| up vote 0 down vote Assuming your Linux distro is This is what causes the error message.

Gdb Step Cannot Find Bounds Of Current Function

There is a typical function called with a parameter from main, which is given as input from the program a local buffer where the parameter is saved. http://security.stackexchange.com/questions/10404/why-do-i-get-cannot-find-bound-of-current-function-when-i-overwrite-the-ret-ad Two-headed version of \Rightarrow or \implies Can I cite email communication in my thesis/paper? Cannot Find Bounds Of Current Function Code Blocks I need your lighted advice for sure... -- View this message in context: http://sourceware-org.1504.n7.nabble.com/Cannot-find-bounds-of-current-function-when-stepping-with-GDB-7-6-under-OS-X-10-6-LLVM-GCC-4-2-tp259756.html Sent from the Sourceware - gdb list mailing list archive at Nabble.com. Gdb Single Step Assembly If he has 4-byte ints (probably true), that's 128KiB of stack, which he might not have (the default stack size in my shell is 8KiB).

Would we find alien music meaningful? http://haywirerobotics.com/cannot-find/cygwin-gcc-cannot-find.html Logged Send this topic Print Pages: [1] Go Up « previous next » Code::Blocks » User forums » General (but related to Code::Blocks) » Cannot find bounds of current function? Instead you have a different address (one pointing to your shellcode if your exploit has worked). The non-executable stack means that the exploit will have to jump to some existing piece of code (e.g. Gdb Disassemble

So since the shell code is 45 bytes long we want sth like : \x90 x 260 . "shellcode" . 4bytes address (260+45+4=309) To find the address of the first parameter Could do j = i; while( j-- > 0 && inser[i] < inser[j] ) { ... } and use size_t for i,j, which makes more sense for as they are array Logged Fedora package maintainer for Code::BlocksJens' Debian - nightlies (and release)Fedora [23 - 25]- and CentOS/RedHat 7 - nightlies huzhongshan Multiple posting newcomer Posts: 109 Re: Cannot find bounds of current Check This Out How to delete the lines from a file that do not contain dot?

Draw a hollow square of # with given width Operator ASCII art Need to change cash to cashier's check without bank account (Just arrived to the US) Why there are no Gdb Cheat Sheet For this, my dev station is under OS X 10.6 Snow Leopard with the Xcode 4.2 tools (but I'm using Codeblocks as IDE). Why did Borden do that to his wife in The Prestige?

PC: 0x402670 (gdb) file /opt/j64-602/bin/jconsole Reading symbols from /opt/j64-602/bin/jconsole...done. (no debugging symbols found)...done. (gdb) layout asm (gdb) start (gdb) share|improve this answer edited Mar 11 '10 at 2:12 answered Mar 11

  • When you do that you might realize that your loops will step out of bounds. –Some programmer dude Apr 3 '14 at 13:20 5 i<=16384 --> i<16384 –BLUEPIXY Apr 3
  • So, what to do ?
  • So, I've taken a try with FSF gdb 7.6 as per http://sourceware.org/gdb/wiki/BuildingOnDarwin, but I experience the impossibility to go step by step.
  • However, I still encounter this problem.
  • It will have trouble doing things that require more complicated interpretation: It cannot figure out where stack frames are, it cannot find local variables by name, and so on.
  • asked 2 years ago viewed 3327 times active 2 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Related 4C++ Eclipse debugger: “Cannot find bounds of current function” and
  • How much time would it take for a planet scale Miller-Urey experiment to generate intelligent life When does “haben” push “nicht” to the end of the sentence?
  • When the stack is in a proper state, it contains a return address to the calling function and, somewhere above that, a return address to a higher-level calling function, and so
  • Not the answer you're looking for?

share|improve this answer answered Jan 6 '15 at 22:19 Ludwik 595619 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign Index Nav: [DateIndex] [SubjectIndex] [AuthorIndex] [ThreadIndex] Message Nav: [DatePrev][DateNext] [ThreadPrev][ThreadNext] Other format: [Raw text] 'Cannot find bounds of current function' when stepping with GDB 7.6 under OS X 10.6 / LLVM Why are LEDs in my home unaffected by voltage drop? Gdb Commands I use 32 bit windows.

Read http://wiki.lazarus.freepascal.org/Lazarus_Faq#What_is_the_correct_way_to_ask_questions_in_the_forum.3FOpen source including papertiger OCR/PDF scanning:https://bitbucket.org/reinieroLazarus trunk+FPC trunk x86, Windows x64 unless otherwise specified KMagic Full Member Posts: 100 Re: Cannot find bounds of current function error « Reply #7 Join them; it only takes a minute: Sign up Using gdb to single-step assembly code outside specified executable causes error “cannot find bounds of current function” up vote 57 down vote But the instruction pointer is on the stack, it's not covered by any debug info. this contact form Browse other questions tagged buffer-overflow c or ask your own question.

That is why I decided to use the heap which eliminated the freeze. –user2035045 Apr 3 '14 at 13:32 3 your stack space is probably not big enough, go with Maybe something is wrong in my computer.the project dependencies is really good . Can this be caused because I'm using a 32-bit mingw on a 64-bit machine? Do you have an idea about the reason why ?

Follow-Ups: Re: 'Cannot find bounds of current function' when stepping with GDB 7.6 under OS X 10.6 / LLVM GCC 4.2 From: eranon Index Nav: [DateIndex] [SubjectIndex] [AuthorIndex] [ThreadIndex] Message Nav: And a serious hacker could add much much more. –ugoren Jan 5 '12 at 19:51 I wanted to pass it just as an input argument to the prog which What's the name of style where GM assumes idiotic behaviour unless stated otherwise? Logged Martin_fr Administrator Hero Member Posts: 4054 Re: Cannot find bounds of current function error « Reply #1 on: January 26, 2014, 03:17:46 pm » Try to set a breakpoint on

But you probably have another problem in addition to that. –Steve Jessop Jan 5 '12 at 11:30 How could i add debug info for the nop instruction, which is Enter layout asm to make the upper window display assembly -- this will automatically follow your instruction pointer, although you can also change frames or scroll around while debugging.