Re: [PATCH 5.4 0/3] CVE-2023-1611 Kernel: race between quota disable and quota assign ioctls in fs/btrfs/ioctl.c

[Greg KH <gregkh@linuxfoundation.org>]

On Fri, Jul 28, 2023 at 12:39:11AM -0700, Harshvardhan Jha wrote:
> The following series is a backport the fix of CVE-2023-1611
> on stable 5.4. All pics were clean and no conflict resolution was
> needed.
> 
> Commits "btrfs: qgroup: remove one-time use variables for quota_root
> checks" and "btrfs: qgroup: return ENOTCONN instead of EINVAL when
> quotas are not enabled" were added to get a clean pick for the fix
> "btrfs: fix race between quota disable and quota assign ioctls"
> 
> These changes have been tested using the xfstests test-suite and no regressions
> were observed when compared to stable 5.4.
> 
> Filipe Manana (1):
>   btrfs: fix race between quota disable and quota assign ioctls
> 
> Marcos Paulo de Souza (2):
>   btrfs: qgroup: remove one-time use variables for quota_root checks
>   btrfs: qgroup: return ENOTCONN instead of EINVAL when quotas are not
>     enabled
> 
>  fs/btrfs/ioctl.c  |  2 ++
>  fs/btrfs/qgroup.c | 55 +++++++++++++++++++++--------------------------
>  2 files changed, 27 insertions(+), 30 deletions(-)
> 
> -- 
> 2.40.0
> 

All now queued up, thanks.

greg k-h