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AJvYcCUcI5y+2uyyhyfqSVtngr+eqOnWL+amMF3ysTIlIDKUjB6FPvZrHzYK6yWUgI15dXTU4ljGw+kqwA==@kvack.org X-Gm-Message-State: AOJu0YxzLrS981PtlLImhDXDsoeok4zgZ6+YUiD9+O+0p9p/dw/Mr+QY 1HcV25gtSETkPRZk/1yg47cF4zgUxyU0L1dGgNM5ostS5NCbvmcIAwgBngbQnBsyDeaiO7LLvVO XWexR+4SB7DrQTMGyMM92CZ7v1KnKmjR0L142 X-Google-Smtp-Source: AGHT+IHvumS/WZFiMMvTc4vCSVDsRaX79qV4ow/vMV/gQtuqKssFxn5rlH+WDp6OH5yqrFkTK6AYR0DyHlPMNFDvDys= X-Received: by 2002:a17:907:7251:b0:a86:7c5d:1856 with SMTP id a640c23a62f3a-a897fa744a8mr1602475166b.46.1725385985198; Tue, 03 Sep 2024 10:53:05 -0700 (PDT) MIME-Version: 1.0 References: <6f65e3a6-5f1a-4fda-b406-17598f4a72d5@leemhuis.info> <02D2DA66-4A91-4033-8B98-ED25FC2E0CD6@gmail.com> <27594ee6-41dd-4951-b4cc-31577c9466db@amd.com> In-Reply-To: <27594ee6-41dd-4951-b4cc-31577c9466db@amd.com> From: Yosry Ahmed Date: Tue, 3 Sep 2024 10:52:29 -0700 Message-ID: Subject: Re: [regression] oops on heavy compilations ("kernel BUG at mm/zswap.c:1005!" and "Oops: invalid opcode: 0000") To: "Aithal, Srikanth" Cc: Piotr Oniszczuk , Nhat Pham , Matthew Wilcox , Linux regressions mailing list , LKML , Johannes Weiner , Linux-MM Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 6345540016 X-Stat-Signature: 7ojgfaohxhtksj5sz3qtqrzfk9anr6ap X-Rspamd-Server: rspam09 X-Rspam-User: X-HE-Tag: 1725385987-615326 X-HE-Meta: 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 MyWPqSNr L3zulbSuYcl+BddPPUmwLvzNaPpcmHMnx4vqCXiNv0YhdZ9/Wf+Mw1cQ90TFxHUM47mlCR6/1JtIUuWlcKuxC/0a0SJMOnsjzR9DtoRQZQ/P1nViPpbkS894/5f+54UDAAXt/+ql9ga/PlkdDaGeTBW6AOrjewSMtjW1haZdwsJoaqfm1dfvCWpLteeNEnV554NleES2mNiMfe90yz9OGtzppTnX4sv3twx97VsFCgAruE7beigayane2A3oem7xD6qllVsVWLZ20tu4e1BoFw30xiOIjgpx0lVBCC2vadz4naI1ECbn4icxmnDp+nordi6as4uDPMDpOVCHLPvwEL+Ke6HxjfoyxOzXRPBM9auiG20BCc0c4Bjofgw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.022395, 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, Sep 3, 2024 at 1:31=E2=80=AFAM Aithal, Srikanth = wrote: > > On 8/25/2024 11:25 AM, Piotr Oniszczuk wrote: > > > > > >> Wiadomo=C5=9B=C4=87 napisana przez Nhat Pham w dni= u 23.08.2024, o godz. 18:16: > >> > >> > >> Have you tried with 6.9 yet? IIRC, there are two major changes to > >> zswap architecture in recent versions. > >> > >> 1. In 6.9, we range-partition zswap's rbtrees to reduce lock contentio= n. > >> > > > > Ok - after 32h of continuous compilation also on 6.9.12 I got series of= oops (see below). > > > I hit similar soft lockup with linuxnext-20240902 build, but I was not > running anything for that long. Once I hit it while kexecing on > linuxnext-20240902 and other time was during linuxnext-20240902 boot up. > I have attached the logs here, I am trying to see if I can recreate it > on todays linux-next build. This doesn't look like the same problem to me. I do not see any zswap functions in the backtrace, I see fuse stuff. Please send a separate bug report to the relevant mailing lists (probably linux-fsdevel@vger.kernel.org).