From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7AE10C77B7C for ; Fri, 5 May 2023 16:51:19 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 017AB6B0072; Fri, 5 May 2023 12:51:19 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id F0A726B0075; Fri, 5 May 2023 12:51:18 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DF88A6B0078; Fri, 5 May 2023 12:51:18 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by kanga.kvack.org (Postfix) with ESMTP id C43246B0072 for ; Fri, 5 May 2023 12:51:18 -0400 (EDT) Received: by mail-il1-f198.google.com with SMTP id e9e14a558f8ab-331632be774so106016725ab.0 for ; Fri, 05 May 2023 09:51:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683305478; x=1685897478; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=rbnGNgdItHlqccm7N8gfCurOL2pfovrCoWlBfE15OrI=; b=BJXdt1Anr9Ke71qA7ffHcsIgp6lIfdUagYKMU/m0C5W5X68MAZ9xRT3I2douY/3vjz dvlxCHMiiG78p5ItCgZBXMEisO/UJR4p6+RDGvFtcwlAWLknUaoIXhYkcZqKITV5fNzS vn/g86MaMp/0xiCpIfeQp+W9PzBnmGjy3JwixOgr2KUvM3X9dacVdjpcJd1fu9XYm7de TDhkuvwCC81uCdWQ9LJuTYoSIatnN//tU8QLlQFoUFz8PKa4IbTfu6gv+FcZ0p+r/zwp Iptsvqd+RE3PfA25XPqEBtlY9h16rzfNliLiVqGvJsPweU8PkIfrwOu97fLCBUAqxvon PG2w== X-Gm-Message-State: AC+VfDzcC0BYdYbakaOfMi7awqWT2saPskvWqELNCfglSZI2AMpd7Ra+ NXJRyyUVup7vQmAiwUAlwhJrVqfBxvqnPCuzb64ZHInbJstc X-Google-Smtp-Source: ACHHUZ6nCwvxjaFQY1guH99PFmSUDzgXw6D1xJYhAHc386/xa4SGRfEEaP7fokaIOotO7bdkluxF8YTZpNfMgtwKc/w2zoRa+5cG MIME-Version: 1.0 X-Received: by 2002:a02:a98b:0:b0:411:b866:8345 with SMTP id q11-20020a02a98b000000b00411b8668345mr1210931jam.0.1683305478246; Fri, 05 May 2023 09:51:18 -0700 (PDT) Date: Fri, 05 May 2023 09:51:18 -0700 In-Reply-To: <00000000000016552c05f1d7e734@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000014678c05faf51958@google.com> Subject: Re: [syzbot] [mm?] WARNING in shmem_evict_inode From: syzbot To: akpm@linux-foundation.org, hughd@google.com, jiaqiyan@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, shy828301@gmail.com, syzkaller-bugs@googlegroups.com 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: syzbot has bisected this issue to: commit 12904d953364e3bd21789a45137bf90df7cc78ee Author: Jiaqi Yan Date: Wed Mar 29 15:11:21 2023 +0000 mm/khugepaged: recover from poisoned file-backed memory bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14f67032280000 start commit: 3c4aa4434377 Merge tag 'ceph-for-6.4-rc1' of https://githu.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=16f67032280000 console output: https://syzkaller.appspot.com/x/log.txt?x=12f67032280000 kernel config: https://syzkaller.appspot.com/x/.config?x=c1d541e02d3faec dashboard link: https://syzkaller.appspot.com/bug?extid=3d4aa0d3e784b29b1520 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14d1973c280000 Reported-by: syzbot+3d4aa0d3e784b29b1520@syzkaller.appspotmail.com Fixes: 12904d953364 ("mm/khugepaged: recover from poisoned file-backed memory") For information about bisection process see: https://goo.gl/tpsmEJ#bisection