This is a note to let you know that I've just added the patch titled ovl: update ->f_iocb_flags when ovl_change_flags() modifies ->f_flags to the 6.1-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: ovl-update-f_iocb_flags-when-ovl_change_flags-modifies-f_flags.patch and it can be found in the queue-6.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 456b59e757b0c558df550764a4fd5ae6877e93f8 Mon Sep 17 00:00:00 2001 From: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Date: Thu, 24 Nov 2022 17:03:11 +0000 Subject: ovl: update ->f_iocb_flags when ovl_change_flags() modifies ->f_flags From: Al Viro <viro@xxxxxxxxxxxxxxxxxx> commit 456b59e757b0c558df550764a4fd5ae6877e93f8 upstream. ovl_change_flags() is an open-coded variant of fs/fcntl.c:setfl() and it got missed by commit 164f4064ca81 ("keep iocb_flags() result cached in struct file"); the same change applies there. Reported-by: Pierre Labastie <pierre.labastie@xxxxxxx> Fixes: 164f4064ca81 ("keep iocb_flags() result cached in struct file") Cc: <stable@xxxxxxxxxxxxxxx> # v6.0 Link: https://bugzilla.kernel.org/show_bug.cgi?id=216738 Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/overlayfs/file.c | 1 + 1 file changed, 1 insertion(+) --- a/fs/overlayfs/file.c +++ b/fs/overlayfs/file.c @@ -96,6 +96,7 @@ static int ovl_change_flags(struct file spin_lock(&file->f_lock); file->f_flags = (file->f_flags & ~OVL_SETFL_MASK) | flags; + file->f_iocb_flags = iocb_flags(file); spin_unlock(&file->f_lock); return 0; Patches currently in stable-queue which might be from viro@xxxxxxxxxxxxxxxxxx are queue-6.1/ovl-update-f_iocb_flags-when-ovl_change_flags-modifies-f_flags.patch