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[209.85.220.65]) by mx.google.com with SMTPS id y72sor669420ity.29.2019.05.29.12.28.17 for (Google Transport Security); Wed, 29 May 2019 12:28:17 -0700 (PDT) Received-SPF: pass (google.com: domain of mikhail.v.gavrilov@gmail.com designates 209.85.220.65 as permitted sender) client-ip=209.85.220.65; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=VqlMVnHD; spf=pass (google.com: domain of mikhail.v.gavrilov@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=mikhail.v.gavrilov@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=OIRn9ZjK+7v7i28Ava6tGeb+unXhaKu47hvyl94CDxo=; b=VqlMVnHDOdOImD0u30QwK/qjrrBVbzTwgs6NDmePKwOeoQW8b6YlNua2HHrWg82oLv EK1df5i7oh79IkdtRnJlfcdi1q4n3gyDhwt7k0n8xOoBG1lp7e8XW2G3Rne/deI9SahX vWlrrc3hgUzr84RGDNU0BXn4r31xgGud131DrhkqpDwyPdjxjrRdxHbG0wmUPv9okcLy tsrEkHnNVihWJG3B7hHQYOiu4VWGgvE5/Qlr0VLpVDFGyq7dh151ZzfVE2BlhAxELlM9 Ugx2mBsLgjAQ0wVZP56L6XMQ8An1ImlOv2NyVkzgW+yTNqw/oNMsVYEKJKiBWp0ZIATc btuQ== X-Google-Smtp-Source: APXvYqx+O2zhw9nqX0Tty1pE8nk9mqW7tG4M02tzrHheb4GGaHqrHGBb08mJs1QVYCGzh6Kd7EqRcAOVKWXsuQGBwbo= X-Received: by 2002:a24:5094:: with SMTP id m142mr8967439itb.96.1559158096656; Wed, 29 May 2019 12:28:16 -0700 (PDT) MIME-Version: 1.0 References: <20190529180931.GI18589@dhcp22.suse.cz> In-Reply-To: <20190529180931.GI18589@dhcp22.suse.cz> From: Mikhail Gavrilov Date: Thu, 30 May 2019 00:28:05 +0500 Message-ID: Subject: Re: kernel BUG at mm/swap_state.c:170! To: Michal Hocko Cc: Linux List Kernel Mailing , linux-mm@kvack.org Content-Type: text/plain; charset="UTF-8" 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 Wed, 29 May 2019 at 23:09, Michal Hocko wrote: > > On Wed 29-05-19 22:32:08, Mikhail Gavrilov wrote: > > On Wed, 29 May 2019 at 09:05, Mikhail Gavrilov > > wrote: > > > > > > Hi folks. > > > I am observed kernel panic after update to git tag 5.2-rc2. > > > This crash happens at memory pressing when swap being used. > > > > > > Unfortunately in journalctl saved only this: > > > > > > > Now I captured better trace. > > > > : page:ffffd6d34dff0000 refcount:1 mapcount:1 mapping:ffff97812323a689 > > index:0xfecec363 > > : anon > > : flags: 0x17fffe00080034(uptodate|lru|active|swapbacked) > > : raw: 0017fffe00080034 ffffd6d34c67c508 ffffd6d3504b8d48 ffff97812323a689 > > : raw: 00000000fecec363 0000000000000000 0000000100000000 ffff978433ace000 > > : page dumped because: VM_BUG_ON_PAGE(entry != page) > > : page->mem_cgroup:ffff978433ace000 > > : ------------[ cut here ]------------ > > : kernel BUG at mm/swap_state.c:170! > > Do you see the same with 5.2-rc1 resp. 5.1? On 5.2-rc1 I has another another issue https://www.spinics.net/lists/linux-ext4/msg65661.html -- Best Regards, Mike Gavrilov.