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[43.199.181.133]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8a0894b3749sm1597116b3a.15.2026.10.21.21.59.54 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 21 Oct 2026 21:59:58 -0700 (PDT) Content-Type: text/plain; charset=utf-8 X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3864.700.51.1.1\)) Subject: Re: [PATCH net] net/sched: taprio: unwind the netdevice notifier if register_qdisc() fails From: phx In-Reply-To: <179259829934.3290.5380861866339404482@kernel.org> Date: Thu, 22 Oct 2026 12:59:41 +0800 Cc: vinicius.gomes@intel.com, jhs@mojatatu.com, jiri@resnulli.us, netdev@vger.kernel.org Content-Transfer-Encoding: quoted-printable Message-Id: <4E594EF6-5635-44DD-91B5-D98A6FDDA49F@gmail.com> References: <20261021155417.66254-1-phx0fer@gmail.com> <179259829934.3290.5380861866339404482@kernel.org> To: netdev-bot+sinfo@kernel.org X-Mailer: Apple Mail (2.3864.700.51.1.1) Hi, The issue was found by LLM-assisted review of this code path (static = analysis), not from a production hit or a syzbot report. I then wrote a = reproducer and ran it on an arm64 QEMU guest under KASAN; it fired at = the claimed sink (notifier_call_chain, vmalloc-out-of-bounds). The = "Assisted-by: LLM" trailer reflects that assistance. Thanks. > 2026=E5=B9=B410=E6=9C=8821=E6=97=A5 = =E4=B8=8B=E5=8D=8811:58=EF=BC=8Cnetdev-bot+sinfo@kernel.org =E5=86=99=E9=81= =93=EF=BC=9A >=20 > Hi! >=20 > This is an automated message. This series looks like a fix, but its > commit messages seem to be missing some information: >=20 > - How the issue was discovered, e.g. hit in production, hit during > development, syzbot report, manual code inspection, LLM or static > analysis tool scan. >=20 > Please do not repost the series just to address the above. Instead, > reply to this email with the missing information, so that reviewers > can take it into account. If the series needs another revision for > other reasons, please include the information in the commit messages > then. >=20 > The evaluation is done by an LLM so it may be wrong, if you think > that is the case please reply and explain.