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charset="utf-8" Content-ID: Content-Transfer-Encoding: quoted-printable Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: RE: [PATCH v3] hfs: remove BUG() from hfs_release_folio()/hfs_test_inode()/hfs_write_inode() X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-07-21_04,2025-07-21_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 priorityscore=1501 spamscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 mlxlogscore=999 mlxscore=0 clxscore=1015 adultscore=0 impostorscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=2 engine=8.19.0-2505280000 definitions=main-2507210148 On Fri, 2025-07-18 at 07:08 +0900, Tetsuo Handa wrote: > On 2025/07/18 4:49, Viacheslav Dubeyko wrote: > > I assume if we created the inode as normal with i_ino =3D=3D 0, then we= can make it > > as a dirty. Because, inode will be made as bad inode here [2] only if r= ec->type > > is invalid. But if it is valid, then we can create the normal inode eve= n with > > i_ino =3D=3D 0. >=20 > You are right. The crafted filesystem image in the reproducer is hitting = HFS_CDR_DIR with > inode->i_ino =3D 0 ( https://elixir.bootlin.com/linux/v6.16-rc6/source/fs= /hfs/inode.c#L363 ). So, any plans to rework the patch? Thanks, Slava.