elf/tst-big-note-lib.S

   1 /* Bug 20419: test for stack overflow in elf/dl-load.c open_verify()
   2    Copyright (C) 2018 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 /* This creates a .so with 8MiB PT_NOTE segment.
  20    On a typical Linux system with 8MiB "ulimit -s", that was enough
  21    to trigger stack overflow in open_verify.  */
  22
  23 .pushsection .note.big,"a"
  24 .balign 4
  25 .fill 8*1024*1024, 1, 0
  26 .popsection