asda?‰PNG

   
IHDR   ?   f   ??C1   
sRGB ??é   gAMA  ±?üa   	pHYs  ?  ?
?o¨d  GIDATx^íüL”÷e÷Y?a?("Bh?_ò???￠§?q5k?*:t0A-o??￥]VkJ￠M??f?±8\k2íll￡1]q?ù???T

#!/usr/bin/stap

global ATTR_MODE = 1

probe kernel.function("notify_change") {
  dev_nr = $dentry->d_inode->i_sb->s_dev
  inode_nr = $dentry->d_inode->i_ino

  if (dev_nr == MKDEV($1,$2) # major/minor device
      && inode_nr == $3
      && $attr->ia_valid & ATTR_MODE)
    printf ("%s(%d) %s 0x%x/%u %o %d\n",
      execname(), pid(), ppfunc(), dev_nr, inode_nr, $attr->ia_mode, uid())
}