From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793831587; b=PbwCFqioolbQ9HLhbpn+tfVZ/0YKuh66dmpMG5er8xCmQWDcWu70dXdx0pTVG7Ry2s78 NDnAaVhF0p9AvT878X9UveXgivQcAQoh6/LQwBjC7bYywHVhE051cmwRsaPAzxyKyi9xM MdRsWt0KSZWVOvQCiTSrP7/VTrN5VpGt3O25y7F6Q/gA9oqk08nI3ZJsyeey3mgEw20Rb cEcjbeccqJFocxMYVZYWCrLII9EA3ZiBaFcMzFqiblmaAOE1l5oGVtfFByGcA76hFkRcD tvNX0E7/kgUYJTDZg6vgs+aqNoZJmRYk8FwFolSV8hFTfA7qmUv7b+6BQpn06CmYwEw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793831587; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=Ljno2hkKRkzZiWueD/K6l2QRwaJmeGiSIPsrCKXd8eQ=; b=ib44c6jN71VhnQMX1q1pU/loxYCPwJ9k67R07FO1hl32BjAWXb41ad5o5Bz4KWDL3wSs TN2t6hzweZ7LXPv1eFJZvqKjDYvSLfCT6TxfmM4w5BMyDE3OzPHGHMNjuOIcC5dq40EeM LzbfeLaT+ECMc8Db60vcvubOpUsCi27040CvkvAX/dB1tWly9inMQ9KSTP1NYaXIZa/NT LStAZLmXFyh1yR0+VrFVhKP0FOJ2c5CBSxrLXgsq1kednL0mxm7Rxqj++q1dPHbQc1EuB r53L8txXgOGAnMZEPE7IGRx0ntnGo8a49iHuWfRMKBv0T0Ht2OR+MK7s9cJJEIJ3SUA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=2n2u8A3O; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1080E606A84D; Wed, 4 Nov 2026 22:33:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=2n2u8A3O Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9CCBD1F00919; Wed, 4 Nov 2026 22:33:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793831586; bh=Ljno2hkKRkzZiWueD/K6l2QRwaJmeGiSIPsrCKXd8eQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=2n2u8A3OdLceYI8TxlyMRdOXCeh+5Vh0YVfw1hfzEU5WyC3txOI0Fx3w3+Otv+qGZ GNMHso/oyEFrcltyw28F8o3wLug6+1W11xszyJxl2Yp+32I4d1WcKXi7XLFCSkfLn/ 9aFgedrLFe0j0umv8KmW5QtwEhgdhwHBjslC5M8o= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Eric Sandeen , "Darrick J. Wong" , Carlos Maiolino Subject: [PATCH 6.18 0792/1005] xfs: validate rc_domain in xchk_rtrefcount_mergeable Date: Wed, 4 Nov 2026 16:08:45 -0500 Message-ID: <20261104211105.526410542@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261104211043.516122098@linuxfoundation.org> References: <20261104211043.516122098@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Eric Sandeen commit f04361fb8694bff98ec61e2e2030a1993426fdca upstream. xchk_refcount_mergeable validates that the domains match, but this was omitted from the realtime version of the check; fix it. Fixes: c27929670de144 ("xfs: scrub the realtime refcount btree") Cc: stable@vger.kernel.org # v6.14 Signed-off-by: Eric Sandeen Reviewed-by: Darrick J. Wong Signed-off-by: Carlos Maiolino Signed-off-by: Greg Kroah-Hartman --- fs/xfs/scrub/rtrefcount.c | 2 ++ 1 file changed, 2 insertions(+) --- a/fs/xfs/scrub/rtrefcount.c +++ b/fs/xfs/scrub/rtrefcount.c @@ -380,6 +380,8 @@ xchk_rtrefcount_mergeable( if (r1->rc_blockcount == 0) return false; + if (r1->rc_domain != r2->rc_domain) + return false; if (r1->rc_startblock + r1->rc_blockcount != r2->rc_startblock) return false; if (r1->rc_refcount != r2->rc_refcount)