From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 DE1974D8A3 for ; Sun, 1 Dec 2024 20:03:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733083387; cv=none; b=Eq0Iupa3LEhmJz30aY3iPrGLPxhtG3IIVtCW306Sm5UtoPlMHAc0hNZ7bVIjbo5duCTSyFgmeah4VomNHV31HC4EItwa9oab7MyZjmZpON5nP9lIIoDaVzWC2ToZOpF25yF75ofNEMsF18p+l6UmdVSsXEtC4ba+D+NZIqFg1Z0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733083387; c=relaxed/simple; bh=dSsObhGUS8r1GhwLvZW7tZZh6u1pc/CKc749V17IzvY=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=jO031V3/rQYpkEHuVW7rD6QUik5ykqKYfEvroBrBQPnxLZDIImJ+ATZYXQxS9AI2/OZoKKIgM8WUECAVJa63/gOPdUm7GAAJybVTXmaq4PG001WgnLRoR2x1QWmk+ayi2Sl5uBFrL/4urLwbZoy/qjq1ThhnzXxhS+4DtJ64LaU= 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=209.85.166.198 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-il1-f198.google.com with SMTP id e9e14a558f8ab-3a7d60252cbso18462065ab.0 for ; Sun, 01 Dec 2024 12:03:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733083385; x=1733688185; 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=OaPPX1s8VAm+XGS2IFc62d3wok0VBUCA33fGXk3UaTo=; b=XLFsyhJpbTObGvl9YjVJVUxJEeauLA4o1BjectpBBSWCVSvtglq5kLuZfNmuqNZfz7 dbe2GpKtfFqJYbQPCI4fpQ4/SQjYmOmxV7D/fvf3swHb8dkJHBMepUdJuL+/hKQJzfI3 vP38zTzP4KOyGrVNOQZCNPwlfqdHNhXJ4v87SRLP9tBWS3FzQSJdCXVOK3Xr52ekyHf4 Lf2Rto/lpffVuAQ+4IAOGWERCY6K9y8Meyqwlp33S0bCZ0Ys++jqqb2UjeDwW43MTwKR 5ieu+4v43j05HP2bcJr9OrgXfcmmde8UMjdjZlW4vWiJ7in0unNcA4EeP8pqC1ivvWZc 8hkg== X-Forwarded-Encrypted: i=1; AJvYcCVkY2eTqaR0h5Wu7T8iuneS+Q6INNcxf4IxVwGq+cK3F2dJ85YR8hMlTZwy8MAO9mU2OMeP7AQ1tUilDbM=@vger.kernel.org X-Gm-Message-State: AOJu0YxCwXA8CvMb40s4gHqzJGyn0aV2akpPiz/RgqQmxvrkWUSRMMNY 19v5w4UM8qCNryfLce3fD/TGTKQeFUL3iNqxe8tX0H5/au8AuaqV2cQ37beaWVlEkkJwBo2yPun 6sICasZBnull/C2SyKJ8QqDJY63hhboRwHiElUBeAgIbQ19SAL2Fojm8= X-Google-Smtp-Source: AGHT+IG1BsJDeDY+txAfsLEoO3aZBCIBBviJggagFT7PDbeJHoJDMx+EKxelgiGE9E+lChmAz9PfQRqFKHPAiGfA12SlL2xiBjhn Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:ca07:0:b0:3a7:ca83:3f9 with SMTP id e9e14a558f8ab-3a7cbd14e14mr125608935ab.4.1733083385204; Sun, 01 Dec 2024 12:03:05 -0800 (PST) Date: Sun, 01 Dec 2024 12:03:05 -0800 In-Reply-To: <6716e2ac.050a0220.1e4b4d.0064.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <674cc0f9.050a0220.48a03.0012.GAE@google.com> Subject: Re: [syzbot] [bcachefs?] WARNING: locking bug in rcu_pending_exit From: syzbot To: anton.ivanov@cambridgegreys.com, axboe@kernel.dk, bp@alien8.de, dave.hansen@linux.intel.com, hch@lst.de, hpa@zytor.com, kent.overstreet@linux.dev, linux-bcachefs@vger.kernel.org, linux-kernel@vger.kernel.org, martin.petersen@oracle.com, mingo@redhat.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.org Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 5db755fbb1a0de4a4cfd5d5edfaa19853b9c56e6 Author: Christoph Hellwig Date: Fri May 31 07:47:56 2024 +0000 ubd: refactor the interrupt handler bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1739bf78580000 start commit: 2ba9f676d0a2 Merge tag 'drm-next-2024-11-29' of https://gi.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=14b9bf78580000 console output: https://syzkaller.appspot.com/x/log.txt?x=10b9bf78580000 kernel config: https://syzkaller.appspot.com/x/.config?x=a857d0dac7fee57c dashboard link: https://syzkaller.appspot.com/bug?extid=8d7226784b8fcb4c9d04 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1037f9e8580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=155d1d30580000 Reported-by: syzbot+8d7226784b8fcb4c9d04@syzkaller.appspotmail.com Fixes: 5db755fbb1a0 ("ubd: refactor the interrupt handler") For information about bisection process see: https://goo.gl/tpsmEJ#bisection