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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9334C77B75 for ; Fri, 5 May 2023 16:51:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231590AbjEEQvX (ORCPT ); Fri, 5 May 2023 12:51:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41210 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231611AbjEEQvV (ORCPT ); Fri, 5 May 2023 12:51:21 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDBA7160BD for ; Fri, 5 May 2023 09:51:18 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id e9e14a558f8ab-32f240747cdso115398465ab.1 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=F7a7wHn+GnohaA7qdsulxdD/eEY5GWPUOfQkh55hVc8O9FaujgbvW7gehYuvapnVY8 zNbqHDWBd5EWYwa/U0P09EnW4h8Im1Gkd4YNTVo+kSScSpzpTIF74vxuKCuZpag4G8fa 2UJQ2jH4gIkfQIX+iGIDiwxmZz42suImDLxUKSza2E++rzOJ8Ju3MGVFTx8jnSxvig7Q 0EvlWroYYidB+YU8LFc5ZbOIzBYWIMCkfdc+NOritAouzHgZg+k8HLb01aa1niWgtv3b gdgnsRyb+u2vM4dfjOsF4FZSZYeghUXRv2HsCi/nGShT9rjwvKFkxUn+VerUJXljxeEC htDQ== X-Gm-Message-State: AC+VfDyM+YUeyQaPSlj36DopRxjJAm72hX732zm1o7hjUWxTp3MfYh8z xVbuRFSvcmM9X8g3H8YDpsjOxgYIL/hgmYRBehaFFtCNINx1 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" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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