4.18-stable review patch. If anyone has any objections, please let me know.
------------------
From: Miklos Szeredi <miklos@xxxxxxxxxx>
commit 6faf05c2b2b4fe70d9068067437649401531de0a upstream.
...otherwise there will be list corruption due to inode_sb_list_add() being
called for inode already on the sb list.
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxxxxx>
Fixes: e950564b97fd ("vfs: don't evict uninitialized inode")
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
To: Amir Goldstein <amir73il@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/overlayfs/dir.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -601,6 +601,10 @@ static int ovl_create_object(struct dent
if (!inode)
goto out_drop_write;
+ spin_lock(&inode->i_lock);
+ inode->i_state |= I_CREATING;
+ spin_unlock(&inode->i_lock);
+
inode_init_owner(inode, dentry->d_parent->d_inode, mode);
attr.mode = inode->i_mode;
