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Tue, 25 Jul 2023 04:52:58 -0700 (PDT) MIME-Version: 1.0 References: <20230721160528.800311148@linuxfoundation.org> In-Reply-To: From: Alexander Potapenko Date: Tue, 25 Jul 2023 13:52:21 +0200 Message-ID: Subject: Re: [PATCH 6.4 000/292] 6.4.5-rc1 review To: Naresh Kamboju Cc: Linus Torvalds , Muchun Song , Marco Elver , Roman Gushchin , Andrew Morton , Linux-MM Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 005EC20006 X-Rspam-User: X-Stat-Signature: rrnhrj3u8qs31krmkpatp8cokdbciax7 X-Rspamd-Server: rspam01 X-HE-Tag: 1690285978-966592 X-HE-Meta: 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 79iKA2BY 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 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: On Tue, Jul 25, 2023 at 11:59=E2=80=AFAM Alexander Potapenko wrote: > > On Mon, Jul 24, 2023 at 2:10=E2=80=AFPM Naresh Kamboju > wrote: > > > > On Mon, 24 Jul 2023 at 15:50, Alexander Potapenko w= rote: > > > > > > On Sat, Jul 22, 2023 at 6:37=E2=80=AFPM Linus Torvalds > > > wrote: > > > > > > > > [ Removed the stable reviewers, bringing in the kfence people ] > > > > > > > > See > > > > > > > > https://lore.kernel.org/lkml/CA+G9fYvgy22wiY=3Dc3wLOrCM6o33636abh= tEynXhJkqxJh4ca0A@mail.gmail.com/ > > > > > > > > for the original report. The warning was introduced in 8f0b36497303 > > > > ("mm: kfence: fix objcgs vector allocation"), and Google doesn't fi= nd > > > > any other cases of this. > > > > > > > > Anybody? > > > > > > > > Linus > > > > > > > > > > > > > > > NOTE: > > > > > The following kernel warning was noticed while booting qemu-arm64 > > > > > with these configs enabled on stable rc 6.4.5-rc1. > > > > > > > > > > CONFIG_ARM64_64K_PAGES=3Dy > > > > > CONFIG_KFENCE=3Dy > > > > > > Is there a full config somewhere? > > > > Please find build details > > - https://storage.tuxsuite.com/public/linaro/lkft/builds/2StEPFnEfoD07= 6PRu8fIxjexhnM/ > > - https://storage.tuxsuite.com/public/linaro/lkft/builds/2StEPFnEfoD07= 6PRu8fIxjexhnM/config > > - https://storage.tuxsuite.com/public/linaro/lkft/builds/2StEPFnEfoD07= 6PRu8fIxjexhnM/vmlinux.xz > > - https://storage.tuxsuite.com/public/linaro/lkft/builds/2StEPFnEfoD07= 6PRu8fIxjexhnM/System.map > > - https://storage.tuxsuite.com/public/linaro/lkft/builds/2StEPFnEfoD07= 6PRu8fIxjexhnM/Image.gz > > I am afraid it still doesn't help much. > I installed tuxmake into a virtualenv and tried running: Ok, my buildroot indeed lacked the BR2_ARM64_PAGE_SIZE_64K. I am now able to boot a kernel with your config, trying to reproduce the problem locally...