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Wed, 09 Oct 2024 12:05:03 -0700 (PDT) Date: Wed, 09 Oct 2024 12:05:03 -0700 In-Reply-To: <1a1d106ea8bba8abc1d3f3cd6fdd71d03edcf764.camel@huaweicloud.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6706d3df.050a0220.67064.0051.GAE@google.com> Subject: Re: [syzbot] [integrity?] [lsm?] possible deadlock in process_measurement (4) From: syzbot To: akpm@linux-foundation.org, dmitry.kasatkin@gmail.com, ebpqwerty472123@gmail.com, eric.snowberg@oracle.com, hughd@google.com, jmorris@namei.org, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-security-module@vger.kernel.org, paul@paul-moore.com, roberto.sassu@huawei.com, roberto.sassu@huaweicloud.com, serge@hallyn.com, stephen.smalley.work@gmail.com, syzkaller-bugs@googlegroups.com, zohar@linux.ibm.com Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Stat-Signature: nwk6wkr8ktdsap5ijw4tn89qux1qsbem X-Rspamd-Queue-Id: F40BE1A0013 X-Rspamd-Server: rspam02 X-HE-Tag: 1728500704-144132 X-HE-Meta: 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 n7RbvzLw 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 T+SHNQST F9ICEDRsuj4OcQt7xwNsmewOmBt+8xU7sGifWs7DNTcJY/nIexbm/TfkWYkplDsaDuwO66hmU4M= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+1cd571a672400ef3a930@syzkaller.appspotmail.com Tested-by: syzbot+1cd571a672400ef3a930@syzkaller.appspotmail.com Tested on: commit: 0438fbb6 ima: Mark concurrent accesses to the iint poi.. git tree: https://github.com/robertosassu/linux.git ima-remove-inode-lock-v1 console output: https://syzkaller.appspot.com/x/log.txt?x=15ead780580000 kernel config: https://syzkaller.appspot.com/x/.config?x=74c522fa0761706b dashboard link: https://syzkaller.appspot.com/bug?extid=1cd571a672400ef3a930 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.