| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.18 146/168] ovl: set I_CREATING on inode being created | Date | Mon, 8 Oct 2018 20:32:06 +0200 |
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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;
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