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Thu, 15 May 2025 10:41:36 GMT Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B053820071; Thu, 15 May 2025 10:41:36 +0000 (GMT) Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9BE092004D; Thu, 15 May 2025 10:41:27 +0000 (GMT) Received: from li-008a6a4c-3549-11b2-a85c-c5cc2836eea2.ibm.com (unknown [9.155.204.135]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTPS; Thu, 15 May 2025 10:41:27 +0000 (GMT) Date: Thu, 15 May 2025 12:41:26 +0200 From: Alexander Gordeev To: Andrey Ryabinin Cc: Andrew Morton , Daniel Axtens , Harry Yoo , linux-kernel@vger.kernel.org, linux-mm@kvack.org, kasan-dev@googlegroups.com, linux-s390@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v8 0/1] kasan: Avoid sleepable page allocation from atomic context Message-ID: References: <53a86990-0aa5-4816-a252-43287f3451b8@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <53a86990-0aa5-4816-a252-43287f3451b8@gmail.com> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: dzjBTB1YXB_GH0AY4aIS8luY9AuQsR1r X-Authority-Analysis: v=2.4 cv=ecg9f6EH c=1 sm=1 tr=0 ts=6825c4e3 cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=kj9zAlcOel0A:10 a=dt9VzEwgFbYA:10 a=VwQbUJbxAAAA:8 a=QyXUC8HyAAAA:8 a=c33pmkp9q3dSwcthHBMA:9 a=CjuIK1q_8ugA:10 X-Proofpoint-ORIG-GUID: eLYookaplGgxG-G1m8c7YaaHlMPNOwHB X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTE1MDEwNCBTYWx0ZWRfXxJAAEzW9p62n eD0G3GXOh/v1Rdf6Tztkey5ALI1/qRAnIJOP/FnPMyDC2GVfQ7ZSXzO/adPnbR/GjqzUsyjJL5f bexw/87v0sS0Rjounzdo4P5zO906eIqq4pa46Dgr9RTyDm6iDVljI7a++lEclNZHoLX8HJr6Q41 fCuHfMftHJPXRszy0B1DuwAPG+8VpkE2zVQQHM0VA0gEqb0sngRK3UjKoz3i7YgM5mr24PYF8aZ JfdbgXx69HalthV3AunVbN74Amv+aXo6ZI/krhACzd2f2YQr2OEIwrW/scs40CABp9Hv1g6CjTC dX/Z0bDYtSSMf/fb3zb2Z/rTtoLZVEhJgXOquXpk0ww7tgTWlCTeLAKd55GKBjlr67n/VcceMMM k5HC4K1hpEK2UNQMEiop5JficUKNKypkQSEETGISYmW4Sod/lzXv/XjNoaabrXGBXy0CAIh/ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-15_04,2025-05-14_03,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=376 impostorscore=0 spamscore=0 clxscore=1015 malwarescore=0 mlxscore=0 lowpriorityscore=0 priorityscore=1501 adultscore=0 bulkscore=0 suspectscore=0 phishscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505070000 definitions=main-2505150104 X-Stat-Signature: 3edruh5rcmyugn5u9n9fdjb96jqij38q X-Rspam-User: X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 3E62D180002 X-HE-Tag: 1747305702-766418 X-HE-Meta: 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 SoVJqS6h sP19k+N0hy/3nTLIpa0BXvup+ey1OV2ChAhM6FtujbieoOj0/QiROQIxZIBtvca5gULt6uy1vKpzyJA7BChjec30wFxy345UFtN8EBQW9qIb1XWRtaooXsKJ/kgNZPDne3HIBTBPd8i0Lt6cfm4otVwBdcok6ErCNzMP7Xi3hbYbQw2BmUAayAK16/YgBvViWQH9YkT/nMMeQYzhBabHUT0ik5iaZ9ZA3CYA/sfY+H6Otgc7XJMl5jEklLQ9Ri0ApcuzgaZzQO4q0PSaSmAo/x1s/DGEsieir05Qn7CxpqeKkm7gCFLezF5rxPxShYugk91PqeJ6nCnMyq8n5uLZP/sFeVCHleRuej0jS 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: On Tue, May 13, 2025 at 06:43:56PM +0200, Andrey Ryabinin wrote: > Have you looked at boot failure report from kernel test robot ? > https://lkml.kernel.org/r/202505121313.806a632c-lkp@intel.com > > I think the report is for v6 version, but I don't see evidence that it was > addressed, so the v8 is probably affected as well? Yes. The problem is page_owner=on prevents bulk allcations. I will send an updated version. Thanks!