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[89.73.96.21]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-2f615171d68sm10033141fa.84.2024.08.31.02.41.16 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 31 Aug 2024 02:41:17 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3776.700.51\)) Subject: Re: [regression] oops on heavy compilations ("kernel BUG at mm/zswap.c:1005!" and "Oops: invalid opcode: 0000") From: Piotr Oniszczuk In-Reply-To: Date: Sat, 31 Aug 2024 11:41:05 +0200 Cc: Pedro Falcato , Nhat Pham , Matthew Wilcox , Linux regressions mailing list , LKML , Johannes Weiner , Linux-MM Content-Transfer-Encoding: quoted-printable Message-Id: <277CDE7C-7ED8-4840-9C30-533C9327B028@gmail.com> References: <6f65e3a6-5f1a-4fda-b406-17598f4a72d5@leemhuis.info> <02D2DA66-4A91-4033-8B98-ED25FC2E0CD6@gmail.com> <3D1B8F1F-2C41-4CCD-A5D7-41CF412F99DE@gmail.com> To: Yosry Ahmed X-Mailer: Apple Mail (2.3776.700.51) X-Rspamd-Server: rspam03 X-Rspam-User: X-Rspamd-Queue-Id: BB3B2140007 X-Stat-Signature: 9f6ju4se9dx7z1wpati3ra9yqwy1i4k9 X-HE-Tag: 1725097279-983144 X-HE-Meta: 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 cUpWCSsl 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.006595, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: > Wiadomo=C5=9B=C4=87 napisana przez Yosry Ahmed = w dniu 29.08.2024, o godz. 23:54: >=20 > I also noticed that you are using z3fold as the zpool. Is the problem > reproducible with zsmalloc? I wouldn't be surprised if there's a > z3fold bug somewhere. >=20 Hmm - yesterday i recompiled 6.9.12 with zsmalloc and =E2=80=A6. after = 16h of continuous tests I can=E2=80=99t reproduce issue. With zsmalloc 6.9.12 looks to me like stable. With this - what will be your advice to move forward? Is there any possibility/way to avoid bisecting? (due limited time from = my side)