From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f80.google.com (mail-io1-f80.google.com [209.85.166.80]) (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 46167481B9 for ; Thu, 30 May 2024 17:30:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.80 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717090234; cv=none; b=loe0/CwaLJHIMKidB55pR39NPdpV8aZuxqmyLZjhy+5nG32fIhPUJJawFPC6MzUaPCp9Kp8aogrLOgrQJhhCJ5vlUPrggiXYuQk73jn5Ne7Pr2dxuWzr+UdjExRCJr9ogim5h3cLxPdAc49atGIFR5B5F83Wig3y3bhcqf/MQds= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717090234; c=relaxed/simple; bh=2CJoXfun/q2IWV/Q3b1ITRNNlJr7ILQ8uLSuWvoWBf4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=i7omQj5cKJUqsZ9Fw81L7tSrrVndQXBCHEw1uN22LR1JDt8ydwoWiZFdY9Vg/X+f50VuhezbklPwKmNYxsGdRDfAxvZPi9Sl+idNusmUD3G2RVDLsYya56vWlTvhqNODKJCQ3O0Zak27H5PnEm5WI1T4ddvEX4ikk8D3BC2yoTs= 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=209.85.166.80 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-f80.google.com with SMTP id ca18e2360f4ac-7ead5f29d93so101670539f.3 for ; Thu, 30 May 2024 10:30:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717090231; x=1717695031; 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=GnVbsVSwvxQjCHKqcGTUzj8U08k5vYYwUjGeN/tORlQ=; b=WvVOfXAzBRZoHECjSwJSXSEt7wirPJnNf6q3jbewhKF0RIWgkTEJ2FfRGMixBIloC/ cse6jFcN/f6wAnLDz9Xf6sMzLZIrUHNdULQl80V4WkYrHLT608vpxMWYEatcBEuq9lKS 5xtJdQkgKRcyVAEqXL9kzCQ6AZshvnRwSRcffkJePfr9Fb4iDdp3aekTLNWNbyXICPPu lGl98YlIZwI2h36Z0SeW9JX5PNoORR3fhsBpCWst0MeQ2A6qMZNi8bsJQCLrm7Sgg1x2 N/BFcmW5r4jmTjPb7eFmQ7QEvTzo7D8Ka8ccpZ1fsOj5j/1xI8ZAK+cqfeG+lWXnuucm apvw== X-Gm-Message-State: AOJu0YyGFBh/wTthAgIltwRVQJfPDn/6YiVlQPUSpm98sHqB0L7xhlak LHYVFWOCFo2S5KE8/4HnSelJ1hI/FSDdnDt6Gy6++kNAzdg4cAPk19jY9p0jlVRJHSwHOq4lLpG od2XFN/i8x7IdIDzlI9ckRAmGDNKsTGmEPWZxZE/OvfKiy/TxxESeBstWJw== X-Google-Smtp-Source: AGHT+IHD/FLLKRtZnbkGbs+d3R9Wwadesba27m46httEayZ0zaQS/vrfAii1paOjEFIhC6IExh9N56ZTdEw7TC1kRrdkuvaG0eZB Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:9817:b0:4b1:8aa:af6b with SMTP id 8926c6da1cb9f-4b1e4af177cmr101413173.1.1717090231350; Thu, 30 May 2024 10:30:31 -0700 (PDT) Date: Thu, 30 May 2024 10:30:31 -0700 In-Reply-To: <0000000000007a211706185338b0@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000498c140619af39bd@google.com> Subject: Re: [syzbot] BUG: Bad rss-counter state (5) From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has found a reproducer for the following issue on: HEAD commit: 4a4be1ad3a6e Revert "vfs: Delete the associated dentry whe.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17b8eeb4980000 kernel config: https://syzkaller.appspot.com/x/.config?x=bd6024aedb15e15c dashboard link: https://syzkaller.appspot.com/bug?extid=f2bbbb592debc978d46d compiler: aarch64-linux-gnu-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=114401aa980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=107eb5d2980000 Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/384ffdcca292/non_bootable_disk-4a4be1ad.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/75957361122b/vmlinux-4a4be1ad.xz kernel image: https://storage.googleapis.com/syzbot-assets/6c766b0ec377/Image-4a4be1ad.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+f2bbbb592debc978d46d@syzkaller.appspotmail.com BUG: Bad rss-counter state mm:00000000b0f34aa6 type:MM_SWAPENTS val:-78 --- If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing.