From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0270A1591E8 for ; Fri, 14 Jun 2024 15:12:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718377926; cv=none; b=i9GLJBKVF/c6af2iYu5Zm63iBqjuV4AZp4wzHBrTnD21hhwJpZDriIcWQkQ6SX5ZZ3gt/z3PoJr0VwbmlqaeXOXiz7UupjWpseb8qZxPri+wn5zvB2ll+RsQteJjvNUmTHR/q6ALhwMwTMW9LOxcaVnt5IAsNqrDMn+KkdmuLOI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718377926; c=relaxed/simple; bh=WA9eF4aFUmGOn2/rAqgJw81QSpgFX3j3W6TwJr3/tso=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=t86eWebQzbJVG3scHdXZeP0QNZiPJGEL5QVSx0phDqLAJj2ksBho7WsVHFpfGQ85D1uY20p5o8cL+p2oezLgYmCbISIHxuDddZrZ5N38ESjGSr6gPTW4gfP1j5vah41RA7J8ZXOUYx16heyTBbhkf9o9ZSRyUw9SncZa/eAXzCg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f72.google.com with SMTP id ca18e2360f4ac-7eb01189491so234707639f.1 for ; Fri, 14 Jun 2024 08:12:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718377924; x=1718982724; 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=3aMWb7tECFGDpAPMNvFeIdKXjLME0w11YsrHUd/lwd0=; b=hwsYdGnPY8rzR6DNZZKGfVcgdREy7uvC9FjoLg6pdIccr/s/jz5GQrr11GGW7CvnjY 1q4yyaVvbUfw0J9w9IcSFcicN1LJyr6txMvKnYeiRmayoBC3b8vSii1fveEAqWH3Jt4R QxiyOQXPALzzOAxliBOBCejGonwFmffuSYaaJP2j4yRY77weNXzIdI+0grAvGHLDbc4u lGj7/UaCHOpM1XxbGgPbc/95l/3uTAvnInZeL5KNVTXFjTLhSckOMLcLaOj5SN0wIFLB 61ir5YI7YrdwUR03KmkXABHwsHl2xHFecJRPyapHBRKRIw2wyWnefO3+jmHY+iz80EW5 MeKg== X-Forwarded-Encrypted: i=1; AJvYcCXaJhVYfhz6xpok/BDT0fwv1x1zQDsY49/HuSV8/2VZRLBFFBTpnCYwjOQOG5KoDDnyANZ/S0nLtYcBzy3BEW2rv0vzaMa4aHefHGB5 X-Gm-Message-State: AOJu0YwebhVdgezC6UM11BXB+PPFhxdNmce1RCGIPQqhSjZSgKZfUbY5 VCfbpl1KlKUf8YGni+OoDQYlOiifcx0iG009JIedIvAPARFfq6LmIG5fd33vUpCM0n6dohSV2i3 USaoWhrwXSx7FEnoJPT3kJVaJZJSowR98CarjAESeLvebYExByURmQIo= X-Google-Smtp-Source: AGHT+IEV6durysYl/+UjBHd7ObDBjcTOq+0cFhAipbBhJsV1ZV6SahubxF5z52T5uJzDeRW/hAA+jaUlEyJqUgTagdQl6GfTbAe3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:14c6:b0:4b9:32f8:574f with SMTP id 8926c6da1cb9f-4b9640dbfcamr91887173.5.1718377924176; Fri, 14 Jun 2024 08:12:04 -0700 (PDT) Date: Fri, 14 Jun 2024 08:12:04 -0700 In-Reply-To: <0000000000007a211706185338b0@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c2c1fd061adb09d1@google.com> Subject: Re: [syzbot] BUG: Bad rss-counter state (5) From: syzbot To: akpm@linux-foundation.org, baolin.wang@linux.alibaba.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 1c05047ad01693ad92bdf8347fad3b5c2b25e8bb Author: Baolin Wang Date: Tue Jun 4 10:17:45 2024 +0000 mm: memory: extend finish_fault() to support large folio bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=106e8e56980000 start commit: d35b2284e966 Add linux-next specific files for 20240607 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=126e8e56980000 console output: https://syzkaller.appspot.com/x/log.txt?x=146e8e56980000 kernel config: https://syzkaller.appspot.com/x/.config?x=d8bf5cd6bcca7343 dashboard link: https://syzkaller.appspot.com/bug?extid=f2bbbb592debc978d46d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17f57a36980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10a57696980000 Reported-by: syzbot+f2bbbb592debc978d46d@syzkaller.appspotmail.com Fixes: 1c05047ad016 ("mm: memory: extend finish_fault() to support large folio") For information about bisection process see: https://goo.gl/tpsmEJ#bisection