From nobody Fri Dec 19 18:53:16 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE0F0C67871 for ; Mon, 24 Oct 2022 19:54:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233625AbiJXTyC (ORCPT ); Mon, 24 Oct 2022 15:54:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233728AbiJXTwi (ORCPT ); Mon, 24 Oct 2022 15:52:38 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0B7AC103D82; Mon, 24 Oct 2022 11:17:33 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 01B4FB817B1; Mon, 24 Oct 2022 12:37:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5F29AC433C1; Mon, 24 Oct 2022 12:37:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666615020; bh=uVz+BDY/wMcdakK3a2zAGCIAkzkiJQgDSwU4vNQtw5o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JcyjVgyzRgv+Acfk4pL1yDKHxmVJGy0U2MIsfkUWva6JIKwgobzN0JEq7v6M3gske jLeMVJYLPH3ggqpuezvYo0vL41rq4CYIfThEcT1QCvUmvsKnlNyan+7mR7veqSEGpX lwWFYiO6rZF6FRqGzbGluf+40iILo8ObsmUDxfAU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, stable@kernel.org, Ye Bin , Jan Kara , Theodore Tso Subject: [PATCH 5.15 091/530] jbd2: add miss release buffer head in fc_do_one_pass() Date: Mon, 24 Oct 2022 13:27:15 +0200 Message-Id: <20221024113049.129215669@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221024113044.976326639@linuxfoundation.org> References: <20221024113044.976326639@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Ye Bin commit dfff66f30f66b9524b661f311bbed8ff3d2ca49f upstream. In fc_do_one_pass() miss release buffer head after use which will lead to reference count leak. Cc: stable@kernel.org Signed-off-by: Ye Bin Reviewed-by: Jan Kara Link: https://lore.kernel.org/r/20220917093805.1782845-1-yebin10@huawei.com Signed-off-by: Theodore Ts'o Signed-off-by: Greg Kroah-Hartman --- fs/jbd2/recovery.c | 1 + 1 file changed, 1 insertion(+) --- a/fs/jbd2/recovery.c +++ b/fs/jbd2/recovery.c @@ -256,6 +256,7 @@ static int fc_do_one_pass(journal_t *jou err =3D journal->j_fc_replay_callback(journal, bh, pass, next_fc_block - journal->j_fc_first, expected_commit_id); + brelse(bh); next_fc_block++; if (err < 0 || err =3D=3D JBD2_FC_REPLAY_STOP) break;