4.18-stable review patch. If anyone has any objections, please let me know.
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From: Miklos Szeredi miklos@szeredi.hu
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@redhat.com Fixes: e950564b97fd ("vfs: don't evict uninitialized inode") Signed-off-by: Linus Torvalds torvalds@linux-foundation.org To: Amir Goldstein amir73il@gmail.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- 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;