copyin: fix error handling

Save errno (in retval) before doing anything else, because the
"anything else" (usually com_err()) can call library functions, which
will reset errno.

Fix the error messages to use the message catalog, and don't _ever_
print an error without providing context.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
debian
Darrick J. Wong 2015-05-05 10:51:02 -04:00 committed by Theodore Ts'o
parent 76f1323491
commit b04af4fe04
3 changed files with 107 additions and 111 deletions

View File

@ -75,7 +75,7 @@ static errcode_t add_link(ext2_filsys fs, ext2_ino_t parent_ino,
retval = ext2fs_read_inode(fs, ino, &inode);
if (retval) {
com_err(__func__, retval, "while reading inode %u", ino);
com_err(__func__, retval, _("while reading inode %u"), ino);
return retval;
}
@ -84,14 +84,15 @@ static errcode_t add_link(ext2_filsys fs, ext2_ino_t parent_ino,
if (retval == EXT2_ET_DIR_NO_SPACE) {
retval = ext2fs_expand_dir(fs, parent_ino);
if (retval) {
com_err(__func__, retval, "while expanding directory");
com_err(__func__, retval,
_("while expanding directory"));
return retval;
}
retval = ext2fs_link(fs, parent_ino, name, ino,
ext2_file_type(inode.i_mode));
}
if (retval) {
com_err(__func__, retval, "while linking %s", name);
com_err(__func__, retval, _("while linking \"%s\""), name);
return retval;
}
@ -99,24 +100,11 @@ static errcode_t add_link(ext2_filsys fs, ext2_ino_t parent_ino,
retval = ext2fs_write_inode(fs, ino, &inode);
if (retval)
com_err(__func__, retval, "while writing inode %u", ino);
com_err(__func__, retval, _("while writing inode %u"), ino);
return retval;
}
/* Fill the uid, gid, mode and time for the inode */
static void fill_inode(struct ext2_inode *inode, struct stat *st)
{
if (st != NULL) {
inode->i_uid = st->st_uid;
inode->i_gid = st->st_gid;
inode->i_mode |= st->st_mode;
inode->i_atime = st->st_atime;
inode->i_mtime = st->st_mtime;
inode->i_ctime = st->st_ctime;
}
}
/* Set the uid, gid, mode and time for the inode */
static errcode_t set_inode_extra(ext2_filsys fs, ext2_ino_t cwd,
ext2_ino_t ino, struct stat *st)
@ -126,19 +114,25 @@ static errcode_t set_inode_extra(ext2_filsys fs, ext2_ino_t cwd,
retval = ext2fs_read_inode(fs, ino, &inode);
if (retval) {
com_err(__func__, retval, "while reading inode %u", ino);
com_err(__func__, retval, _("while reading inode %u"), ino);
return retval;
}
fill_inode(&inode, st);
inode.i_uid = st->st_uid;
inode.i_gid = st->st_gid;
inode.i_mode |= st->st_mode;
inode.i_atime = st->st_atime;
inode.i_mtime = st->st_mtime;
inode.i_ctime = st->st_ctime;
retval = ext2fs_write_inode(fs, ino, &inode);
if (retval)
com_err(__func__, retval, "while writing inode %u", ino);
com_err(__func__, retval, _("while writing inode %u"), ino);
return retval;
}
static errcode_t set_inode_xattr(ext2_filsys fs, ext2_ino_t ino, const char *filename)
static errcode_t set_inode_xattr(ext2_filsys fs, ext2_ino_t ino,
const char *filename)
{
#ifdef HAVE_LLISTXATTR
errcode_t retval, close_retval;
@ -149,8 +143,10 @@ static errcode_t set_inode_xattr(ext2_filsys fs, ext2_ino_t ino, const char *fil
size = llistxattr(filename, NULL, 0);
if (size == -1) {
com_err(__func__, errno, "llistxattr failed on %s", filename);
return errno;
retval = errno;
com_err(__func__, retval, _("while listing attributes of \"%s\""),
filename);
return retval;
} else if (size == 0) {
return 0;
}
@ -159,20 +155,21 @@ static errcode_t set_inode_xattr(ext2_filsys fs, ext2_ino_t ino, const char *fil
if (retval) {
if (retval == EXT2_ET_MISSING_EA_FEATURE)
return 0;
com_err(__func__, retval, "while opening inode %u", ino);
com_err(__func__, retval, _("while opening inode %u"), ino);
return retval;
}
retval = ext2fs_get_mem(size, &list);
if (retval) {
com_err(__func__, retval, "whilst allocating memory");
com_err(__func__, retval, _("while allocating memory"));
goto out;
}
size = llistxattr(filename, list, size);
if (size == -1) {
com_err(__func__, errno, "llistxattr failed on %s", filename);
retval = errno;
com_err(__func__, retval, _("while listing attributes of \"%s\""),
filename);
goto out;
}
@ -182,24 +179,26 @@ static errcode_t set_inode_xattr(ext2_filsys fs, ext2_ino_t ino, const char *fil
value_size = getxattr(filename, name, NULL, 0);
if (value_size == -1) {
com_err(__func__, errno, "getxattr failed on %s",
filename);
retval = errno;
com_err(__func__, retval,
_("while reading attribute \"%s\" of \"%s\""),
name, filename);
break;
}
retval = ext2fs_get_mem(value_size, &value);
if (retval) {
com_err(__func__, retval, "whilst allocating memory");
com_err(__func__, retval, _("while allocating memory"));
break;
}
value_size = getxattr(filename, name, value, value_size);
if (value_size == -1) {
ext2fs_free_mem(&value);
com_err(__func__, errno, "getxattr failed on %s",
filename);
retval = errno;
com_err(__func__, retval,
_("while reading attribute \"%s\" of \"%s\""),
name, filename);
break;
}
@ -207,7 +206,8 @@ static errcode_t set_inode_xattr(ext2_filsys fs, ext2_ino_t ino, const char *fil
ext2fs_free_mem(&value);
if (retval) {
com_err(__func__, retval,
"while writing xattr %u", ino);
_("while writing attribute \"%s\" to inode %u"),
name, ino);
break;
}
@ -216,7 +216,7 @@ static errcode_t set_inode_xattr(ext2_filsys fs, ext2_ino_t ino, const char *fil
ext2fs_free_mem(&list);
close_retval = ext2fs_xattrs_close(&handle);
if (close_retval) {
com_err(__func__, retval, "while closing inode %u", ino);
com_err(__func__, retval, _("while closing inode %u"), ino);
retval = retval ? retval : close_retval;
}
return retval;
@ -256,13 +256,10 @@ errcode_t do_mknod_internal(ext2_filsys fs, ext2_ino_t cwd, const char *name,
return EXT2_ET_INVALID_ARGUMENT;
}
if (!(fs->flags & EXT2_FLAG_RW)) {
com_err(__func__, 0, "Filesystem opened read/only");
return EROFS;
}
retval = ext2fs_new_inode(fs, cwd, 010755, 0, &ino);
if (retval) {
com_err(__func__, retval, 0);
com_err(__func__, retval, _("while allocating inode \"%s\""),
name);
return retval;
}
@ -273,13 +270,14 @@ errcode_t do_mknod_internal(ext2_filsys fs, ext2_ino_t cwd, const char *name,
if (retval == EXT2_ET_DIR_NO_SPACE) {
retval = ext2fs_expand_dir(fs, cwd);
if (retval) {
com_err(__func__, retval, "while expanding directory");
com_err(__func__, retval,
_("while expanding directory"));
return retval;
}
retval = ext2fs_link(fs, cwd, name, ino, filetype);
}
if (retval) {
com_err(name, retval, 0);
com_err(name, retval, _("while creating inode \"%s\""), name);
return retval;
}
if (ext2fs_test_inode_bitmap2(fs->inode_map, ino))
@ -307,7 +305,7 @@ errcode_t do_mknod_internal(ext2_filsys fs, ext2_ino_t cwd, const char *name,
retval = ext2fs_write_new_inode(fs, ino, &inode);
if (retval)
com_err(__func__, retval, "while creating inode %u", ino);
com_err(__func__, retval, _("while writing inode %u"), ino);
return retval;
}
@ -332,19 +330,19 @@ errcode_t do_symlink_internal(ext2_filsys fs, ext2_ino_t cwd, const char *name,
} else
parent_ino = cwd;
try_again:
retval = ext2fs_symlink(fs, parent_ino, 0, name, target);
if (retval == EXT2_ET_DIR_NO_SPACE) {
retval = ext2fs_expand_dir(fs, parent_ino);
if (retval) {
com_err("do_symlink_internal", retval,
"while expanding directory");
_("while expanding directory"));
return retval;
}
goto try_again;
retval = ext2fs_symlink(fs, parent_ino, 0, name, target);
}
if (retval)
com_err("ext2fs_symlink", retval, 0);
com_err("ext2fs_symlink", retval,
_("while creating symlink \"%s\""), name);
return retval;
}
@ -362,25 +360,27 @@ errcode_t do_mkdir_internal(ext2_filsys fs, ext2_ino_t cwd, const char *name,
*cp = 0;
retval = ext2fs_namei(fs, root, cwd, name, &parent_ino);
if (retval) {
com_err(name, retval, 0);
com_err(name, retval, _("while looking up \"%s\""),
name);
return retval;
}
name = cp+1;
} else
parent_ino = cwd;
try_again:
retval = ext2fs_mkdir(fs, parent_ino, 0, name);
if (retval == EXT2_ET_DIR_NO_SPACE) {
retval = ext2fs_expand_dir(fs, parent_ino);
if (retval) {
com_err(__func__, retval, "while expanding directory");
com_err(__func__, retval,
_("while expanding directory"));
return retval;
}
goto try_again;
retval = ext2fs_mkdir(fs, parent_ino, 0, name);
}
if (retval)
com_err("ext2fs_mkdir", retval, 0);
com_err("ext2fs_mkdir", retval,
_("while creating directory \"%s\""), name);
return retval;
}
@ -606,27 +606,25 @@ errcode_t do_write_internal(ext2_filsys fs, ext2_ino_t cwd, const char *src,
fd = ext2fs_open_file(src, O_RDONLY, 0);
if (fd < 0) {
com_err(src, errno, 0);
return errno;
retval = errno;
com_err(__func__, retval, _("while opening \"%s\" to copy"),
src);
return retval;
}
if (fstat(fd, &statbuf) < 0) {
com_err(src, errno, 0);
close(fd);
return errno;
retval = errno;
goto out;
}
retval = ext2fs_namei(fs, root, cwd, dest, &newfile);
if (retval == 0) {
close(fd);
return EXT2_ET_FILE_EXISTS;
retval = EXT2_ET_FILE_EXISTS;
goto out;
}
retval = ext2fs_new_inode(fs, cwd, 010755, 0, &newfile);
if (retval) {
com_err(__func__, retval, 0);
close(fd);
return retval;
}
if (retval)
goto out;
#ifdef DEBUGFS
printf("Allocated inode: %u\n", newfile);
#endif
@ -634,19 +632,13 @@ errcode_t do_write_internal(ext2_filsys fs, ext2_ino_t cwd, const char *src,
EXT2_FT_REG_FILE);
if (retval == EXT2_ET_DIR_NO_SPACE) {
retval = ext2fs_expand_dir(fs, cwd);
if (retval) {
com_err(__func__, retval, "while expanding directory");
close(fd);
return retval;
}
if (retval)
goto out;
retval = ext2fs_link(fs, cwd, dest, newfile,
EXT2_FT_REG_FILE);
}
if (retval) {
com_err(dest, retval, 0);
close(fd);
return errno;
}
if (retval)
goto out;
if (ext2fs_test_inode_bitmap2(fs->inode_map, newfile))
com_err(__func__, 0, "Warning: inode already set");
ext2fs_inode_alloc_stats2(fs, newfile, +1, 0);
@ -656,11 +648,8 @@ errcode_t do_write_internal(ext2_filsys fs, ext2_ino_t cwd, const char *src,
fs->now ? fs->now : time(0);
inode.i_links_count = 1;
retval = ext2fs_inode_size_set(fs, &inode, statbuf.st_size);
if (retval) {
com_err(dest, retval, 0);
close(fd);
return retval;
}
if (retval)
goto out;
if (EXT2_HAS_INCOMPAT_FEATURE(fs->super,
EXT4_FEATURE_INCOMPAT_INLINE_DATA)) {
inode.i_flags |= EXT4_INLINE_DATA_FL;
@ -671,31 +660,25 @@ errcode_t do_write_internal(ext2_filsys fs, ext2_ino_t cwd, const char *src,
inode.i_flags &= ~EXT4_EXTENTS_FL;
retval = ext2fs_extent_open2(fs, newfile, &inode, &handle);
if (retval)
return retval;
goto out;
ext2fs_extent_free(handle);
}
retval = ext2fs_write_new_inode(fs, newfile, &inode);
if (retval) {
com_err(__func__, retval, "while creating inode %u", newfile);
close(fd);
return retval;
}
if (retval)
goto out;
if (inode.i_flags & EXT4_INLINE_DATA_FL) {
retval = ext2fs_inline_data_init(fs, newfile);
if (retval) {
com_err("copy_file", retval, 0);
close(fd);
return retval;
}
if (retval)
goto out;
}
if (LINUX_S_ISREG(inode.i_mode)) {
retval = copy_file(fs, fd, &statbuf, newfile);
if (retval)
com_err("copy_file", retval, _("while copying %s"), src);
goto out;
}
out:
close(fd);
return retval;
}
@ -716,16 +699,18 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
int hdlink;
if (chdir(source_dir) < 0) {
com_err(__func__, errno,
retval = errno;
com_err(__func__, retval,
_("while changing working directory to \"%s\""),
source_dir);
return errno;
return retval;
}
if (!(dh = opendir("."))) {
com_err(__func__, errno,
retval = errno;
com_err(__func__, retval,
_("while opening directory \"%s\""), source_dir);
return errno;
return retval;
}
while ((dent = readdir(dh))) {
@ -733,7 +718,8 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
(!strcmp(dent->d_name, "..")))
continue;
if (lstat(dent->d_name, &st)) {
com_err(__func__, errno, _("while lstat \"%s\""),
retval = errno;
com_err(__func__, retval, _("while lstat \"%s\""),
dent->d_name);
goto out;
}
@ -775,10 +761,10 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
read_cnt = readlink(name, ln_target,
sizeof(ln_target) - 1);
if (read_cnt == -1) {
com_err(__func__, errno,
_("while trying to readlink \"%s\""),
name);
retval = errno;
com_err(__func__, retval,
_("while trying to read link \"%s\""),
name);
goto out;
}
ln_target[read_cnt] = '\0';
@ -801,6 +787,10 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
}
break;
case S_IFDIR:
/* Don't choke on /lost+found */
if (parent_ino == EXT2_ROOT_INO &&
strcmp(name, "lost+found") == 0)
goto find_lnf;
retval = do_mkdir_internal(fs, parent_ino, name, &st,
root);
if (retval) {
@ -808,6 +798,7 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
_("while making dir \"%s\""), name);
goto out;
}
find_lnf:
retval = ext2fs_namei(fs, root, parent_ino,
name, &ino);
if (retval) {
@ -816,14 +807,12 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
}
/* Populate the dir recursively*/
retval = __populate_fs(fs, ino, name, root, hdlinks);
if (retval) {
com_err(__func__, retval,
_("while adding dir \"%s\""), name);
if (retval)
goto out;
}
if (chdir("..")) {
com_err(__func__, errno, _("during cd .."));
retval = errno;
com_err(__func__, retval,
_("while changing directory"));
goto out;
}
break;
@ -834,7 +823,8 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
retval = ext2fs_namei(fs, root, parent_ino, name, &ino);
if (retval) {
com_err(name, retval, 0);
com_err(name, retval, _("while looking up \"%s\""),
name);
goto out;
}
@ -864,9 +854,9 @@ static errcode_t __populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
(hdlinks->size + HDLINK_CNT) *
sizeof(struct hdlink_s));
if (p == NULL) {
com_err(name, errno,
_("Not enough memory"));
retval = EXT2_ET_NO_MEMORY;
com_err(name, retval,
_("while saving inode data"));
goto out;
}
hdlinks->hdl = p;
@ -890,12 +880,18 @@ errcode_t populate_fs(ext2_filsys fs, ext2_ino_t parent_ino,
struct hdlinks_s hdlinks;
errcode_t retval;
if (!(fs->flags & EXT2_FLAG_RW)) {
com_err(__func__, 0, "Filesystem opened readonly");
return EROFS;
}
hdlinks.count = 0;
hdlinks.size = HDLINK_CNT;
hdlinks.hdl = realloc(NULL, hdlinks.size * sizeof(struct hdlink_s));
if (hdlinks.hdl == NULL) {
com_err(__func__, errno, "Not enough memory");
return errno;
retval = errno;
com_err(__func__, retval, _("while allocating memory"));
return retval;
}
retval = __populate_fs(fs, parent_ino, source_dir, root, &hdlinks);

View File

@ -3141,7 +3141,7 @@ no_journal:
EXT2_ROOT_INO);
if (retval) {
com_err(program_name, retval, "%s",
_("\nError while populating file system\n"));
_("while populating file system"));
exit(1);
} else if (!quiet)
printf("%s", _("done\n"));

View File

@ -11,10 +11,10 @@ debugfs -R "symlink /l_70 /xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
debugfs -R "symlink /l_500 /xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" test.img
debugfs -R "symlink /l_1023 /xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" test.img
debugfs -R "symlink /l_1024 /xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" test.img
ext2fs_symlink: Invalid argument passed to ext2 library
ext2fs_symlink: Invalid argument passed to ext2 library while creating symlink "l_1024"
symlink: Invalid argument passed to ext2 library
debugfs -R "symlink /l_1500 /xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" test.img
ext2fs_symlink: Invalid argument passed to ext2 library
ext2fs_symlink: Invalid argument passed to ext2 library while creating symlink "l_1500"
symlink: Invalid argument passed to ext2 library
debugfs -R "stat /l_30" test.img
Inode: 12 Type: symlink Mode: 0777 Flags: 0x0