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Fri, 19 Jan 2024 02:54:51 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Marco Elver Date: Fri, 19 Jan 2024 11:54:14 +0100 Message-ID: Subject: Re: regression/bisected commit 773688a6cb24b0b3c2ba40354d883348a2befa38 make my system completely unusable under high load To: Mikhail Gavrilov Cc: andreyknvl@google.com, glider@google.com, dvyukov@google.com, eugenis@google.com, Oscar Salvador , Vlastimil Babka , Andrew Morton , Linux List Kernel Mailing , Linux Memory Management List Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: 1ni41ch143zz7jkrwh4ghtm6m864a71g X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: B1F3E1C001D X-Rspam-User: X-HE-Tag: 1705661692-440728 X-HE-Meta: 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 peAbUejO roRjX19EpQkE9WbW+h4g+dFl55RDUVh1i8ye9EHMnXaZjnWv99/CDM3Mts0ILdI3wgaPPhraALF/IVxKsJ59xCRkbv53/ZdWkzSIaX0lLybm9UvAVS1zLYZEh/HqAQP+HMm8NgCnXHl0slrf+Aom7mYoJ0Lb6JTkrkHLapRI98pw/SkGNCnjc+PUEEaGBlqMQDgA2DNVmV+AU5Fqxn0LW5/F/6uM0zyEf24x06O7mVv3+j62fx7RTVjWnJJiulWOejReBjPujga5PeJQ1yrbI48TZqn4EkZ5xL24DG+2akH4Z+j1NAFDqoZd/DkSG9RTmHRdz2y0poY2fThHMKVh01cgnF254F/VmcYNOjC1YNquIpYIArzCC6x8k8IeqFVjWU0IeC2TtUJEHr6cWeQl0OfTi3Q== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000830, 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 Fri, 19 Jan 2024 at 11:46, Mikhail Gavrilov wrote: > > Hi, > I use a system with KASAN sanitizer everyday. > Because I want to catch difficult-to-repeat bugs. > And all worked fine until commit 773688a6cb24b0b3c2ba40354d883348a2befa38. > After commit 773688a6cb24b0b3c2ba40354d883348a2befa38 all working > jerky when I compile something. > The sound is interrupted, the cursor moves jerkily if I try to do > anything when all the cores are loaded. > > > git bisect bad > 773688a6cb24b0b3c2ba40354d883348a2befa38 is the first bad commit > commit 773688a6cb24b0b3c2ba40354d883348a2befa38 > Author: Andrey Konovalov > Date: Mon Nov 20 18:47:19 2023 +0100 > > kasan: use stack_depot_put for Generic mode [...] > mm/kasan/common.c | 3 ++- > mm/kasan/generic.c | 22 ++++++++++++++++++---- > mm/kasan/quarantine.c | 26 ++++++++++++++++++++------ > 3 files changed, 40 insertions(+), 11 deletions(-) > > I attached here my build .config and kernel log. > Who could dig into it, please? I was afraid this would happen - could you try this patch series: https://lore.kernel.org/all/20240118110216.2539519-2-elver@google.com/ Thanks, -- Marco