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b=DGEIzbQZ+aPgK3MYWRjjK08/6SvQLu58K4JBVmBFiUqScBXqCi9GHoevigvsyfB4G JfeNxKWVQC74+SAmTkV0A4a30ebmw9xXXEVjlPlrfZtrIaLcaWn1Wnju9BRCzK40Mf fz+JDUGCYWIYbMUrF/UzDzffKEyhJlf88rXs8VrZ5CYwfmvsE0EWh6iAdAxz7ROSlY R8PJMSwbBp2YNMUcfcb0sRazaYGegWmfnscXC87EW8FwSvET56XtCyekmPPjpPsMcX uAPrdHc/BekDrHKWcYJZ4Uuhaaq26PsvcKtsbQ05xlS1L6FEYSWowg2ccuw3C7U1jq 2DIWv0rHrjLFw== Date: Tue, 8 Sep 2026 10:25:49 +0100 From: "Lorenzo Stoakes (ARM)" To: syzbot Cc: akpm@linux-foundation.org, jannh@google.com, liam@infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, pfalcato@suse.de, syzkaller-bugs@googlegroups.com, vbabka@kernel.org Subject: Re: [syzbot] [mm?] WARNING in vma_add_pgoff Message-ID: References: <20260907192517.564ea15aa8c9d47669b3a81f@linux-foundation.org> <6a9f8bc6.f614420e.2bf292.0005.GAE@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6a9f8bc6.f614420e.2bf292.0005.GAE@google.com> X-Rspamd-Server: rspam11 X-Rspam-User: X-Stat-Signature: f9y49pxcgjthk5ibwdprddmuycs7d4xf X-Rspamd-Queue-Id: BFAE8100006 X-HE-Tag: 1788859554-519502 X-HE-Meta: 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 XCKyxdjy JMATENyGDd8KDIUTWU28U3bUeDC+UZdemMG1ujxp/3G8e5VoEvRMHg4177H4+HEuU6eCZRnfme4gbcvo+wUy2JrIcnpqkOyljuJHp74dM4n1LRo50MpFVQ8uHxqTYXtY4qdFmFB5frU1FusNhwVT7YwGeJVk6f16/61M8SS6cv7qjnoJnTp0F/6To9cXJ/GVuKhR7J+Gu5BtYVOB4t9WHKwiRWiz9/MA6NLQJQJKaYdtgYXZquGzjVv4ew1lq+m3PWUL4Sdn+T+uQZnqE+ehfLk1Bq8HBapVz/VgKFXw/SLFtajCGgfpuzkY/97c/Ir/AsGorDmEu6A95smf+Sb9wN+GVzIVyEq6pir0/rgFwbcLSfPdLAgTU3s3eRaodJ08eLJSB6or8xkVkoy8ivn3mJNRgrIacNn11c3FWiI/NOSGocue6HByAZQd/5N0y3P6iNQTsidbBqXQ8Mjf6SqKclhbtdcBQYoUe4jU3K0QDUwU8DW7wAB/LXO9z0FL2+tXFd6BfChqr7dh8mdvl/Pm0PRebz4iC34I3y1WyuNczshaoASy3wiz6Cs3xeJpupMUT9fyoD4x8Zna4MBCEAvcLvDQ5HBc8RldeLs/gChWchjCI3atCcOSmCQGdrDbl50ZFAh4il40rmCo4lbq9XvCdLGQVyLYv5VjFzmEvcHF4LfNt4tX1a+m8UJTmP0435rO35o8WAqDyR3HOX4Cr3LlfiIY6dYl02myt/BFq Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Sep 07, 2026 at 09:15:02PM -0700, syzbot wrote: > Hello, > > syzbot has tested the proposed patch and the reproducer did not trigger any issue: > > Reported-by: syzbot+c6879dc677a017f0a21b@syzkaller.appspotmail.com > Tested-by: syzbot+c6879dc677a017f0a21b@syzkaller.appspotmail.com Yup there we are :) Why is this constantly duplicating I wonder... > > Tested on: > > commit: 35b0fb39 mm/mremap: reset unfaulted VMA page offset fo.. > git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > console output: https://syzkaller.appspot.com/x/log.txt?x=15e13af9580000 > kernel config: https://syzkaller.appspot.com/x/.config?x=56ed23170c168d4c > dashboard link: https://syzkaller.appspot.com/bug?extid=c6879dc677a017f0a21b > compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 > userspace arch: arm64 > > Note: no patches were applied. > Note: testing is done by a robot and is best-effort only. -- Cheers, Lorenzo