Received-SPF: pass (google.com: domain of linux-kernel+bounces-72593-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3;
From: Roman Smirnov <r.smirnov@omp.ru>
To: "stable@vger.kernel.org" <stable@vger.kernel.org>, Greg Kroah-Hartman
	<gregkh@linuxfoundation.org>
CC: Ryusuke Konishi <konishi.ryusuke@gmail.com>, "linux-nilfs@vger.kernel.org"
	<linux-nilfs@vger.kernel.org>, "linux-kernel@vger.kernel.org"
	<linux-kernel@vger.kernel.org>, Alexey Khoroshilov <khoroshilov@ispras.ru>,
	"lvc-project@linuxtesting.org" <lvc-project@linuxtesting.org>, "Sergey
 Shtylyov" <s.shtylyov@omp.ru>, Karina Yankevich <k.yankevich@omp.ru>, "Andrey
 Rusalin" <a.rusalin@omp.ru>, Sergey Yudin <s.yudin@omp.ru>, "Valentin
 Perevozchikov" <v.perevozchikov@omp.ru>
Subject: Re: [PATCH 5.10/5.15/6.1 0/1] nilfs2: fix WARNING in
 nilfs_dat_prepare_end()
Thread-Topic: [PATCH 5.10/5.15/6.1 0/1] nilfs2: fix WARNING in
 nilfs_dat_prepare_end()
Thread-Index: AQHaWp0R4KNZ2UzvN0KJYOohjPpIcLES/EMy
Date: Tue, 20 Feb 2024 08:44:02 +0000
Message-ID: <5abcb44deb604258aff4cd02c3ca90a3@omp.ru>
References: <20240208144224.438146-1-r.smirnov@omp.ru>
In-Reply-To: <20240208144224.438146-1-r.smirnov@omp.ru>
Accept-Language: ru-RU, en-US
Content-Language: ru-RU
x-kse-attachment-filter-triggered-filters: Clean
x-kse-bulkmessagesfiltering-scan-result: InTheLimit
Content-Type: text/plain; charset="koi8-r"
Content-Transfer-Encoding: quoted-printable
Precedence: bulk
X-Mailing-List: linux-kernel@vger.kernel.org
List-Id: <linux-kernel.vger.kernel.org>
List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org>
List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org>
MIME-Version: 1.0

On Thu, 8 Feb 2024 17:42:41 +0300, Roman Smirnov wrote:
> Syzkaller reports WARNING in nilfs_dat_prepare_end() in 5.10, 5.15 and 6.=
1
> stable releases. The problem has been fixed in upstream:
> https://syzkaller.appspot.com/bug?extid=3D5d5d25f90f195a3cfcb4
>
> The problem can also be fixed in versions 5.10, 5.15 and 6.1 by the
> following patch.
>
> Found by Linux Verification Center (linuxtesting.org) with Syzkaller.
>=20
> Link: https://syzkaller.appspot.com/bug?extid=3D325e6b0a1e7cf9035cc0
> Link: https://syzkaller.appspot.com/bug?extid=3Dbebf30d67ea2569f0fd3
>=20
> Ryusuke Konishi (1):
>  nilfs2: replace WARN_ONs for invalid DAT metadata block requests
>
>  fs/nilfs2/dat.c | 27 +++++++++++++++++----------
>  1 file changed, 17 insertions(+), 10 deletions(-)

Sorry to bother you, do you have any comments on the patch?