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 6CE151411EB for ; Wed, 30 Jul 2025 04:17:04 +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=1753849025; cv=none; b=Q7A4jR2/VJPmdCEZwxjORbiaLVZL1LIOYAbkCJwU1rT7N/RvhZGD9xIVbqSGBUu576xFb3pZz8PUsjEVhUUs1HsO5DcRbP4dW+AguN37HH6vfQL6Qvgc1wZSjQditPm3QY63u5aTfq0RMie8vAWWAx0wHYNDt+SKvEEr+lkwcBM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753849025; c=relaxed/simple; bh=VwOF/o1PjdMKXxm1/y9IoLX5f3DlHxD4K8mEVhdNm58=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=DJL7J4YbxgqI1Poe+Riixn03OmofmxmfXZuFrtz48WaZ+wxHgFGPeA+FRC5KkejlnCh8dp0zF7OV7/lMZy/wGqd/lHGP2ocLjy1ASm3cHpzS/aQ9fmEYWp6Ub0Rjtd7XVF5vHQnmI2BYJlE6wKjk5xCaoWYG+QqXVwVft51kyfY= 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-3e3ecc7278bso31770295ab.1 for ; Tue, 29 Jul 2025 21:17:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1753849023; x=1754453823; 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=hwgtqR7FrVTLZ4saJllTkNFjtO4klXw4taUmxflYLTM=; b=IatxVgfYnsTHL9mBM7ag73Nx6fyRv5Zmkvx+SxdrD+CpzjQwcbaLygUT+WEcm0OvAc eCx4IfPiGIq5L4CI3iEDavSCCtZ9nRnlTxveYbZuGvnC584yHRFbu1OWx0jfFv9t2/Bk yA2mNsEg3KFzdhd+iQNw72fT0+oOfzocZFgeqsZyiDL4vMKuweX7uIF5U7mBW/qKKSQ1 ksHlm85WGeG2Jc8JcmbQYKpJe2OEHnJkAjswYVyGWOC9T7jZWtqRRMXq6J4Mtg8yShQ5 EZyM28vO8NeR6BAE4JQFZpWmuLSSGNIqCCHiiZcfZLjandKTz3NlOULkhv7QUZQc1vrY uNaw== X-Forwarded-Encrypted: i=1; AJvYcCWxsUKkjjmEQ9tcHRqNz/fjoEM5zRzT8Iy6lyuNoDYJd+O/FvC4ptbt2L578Z5S7YyTBYViGqZeZKcR6Jk=@vger.kernel.org X-Gm-Message-State: AOJu0Yz+0qB1YgFkAZtIvRMm1sLzkqFYyE4BVawYyfoqlBHdXN3RPcPM EDkPWtkm7S+RWohpiNaMqDLgTekLC6ZPMBk6dU/Xrr9I34jRoE1wMxAnhromODprDKxGEXXoYG6 FtQKEifzys5g2rq8UTX1hM0+wH6Moi9/vNMogPIO2f3pLy18xhwV2FsmmLoA= X-Google-Smtp-Source: AGHT+IH/7wfLdxlyOy09YB9JGrTJdr18UCOd8GwD6hZFolQuEY/gAFr6r69cAP/LOc+0McuJeeHF+37nTWH60FnroXAJ66NC34Q3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:792:b0:3e2:9e9d:a978 with SMTP id e9e14a558f8ab-3e3f62850c7mr28935245ab.21.1753849023627; Tue, 29 Jul 2025 21:17:03 -0700 (PDT) Date: Tue, 29 Jul 2025 21:17:03 -0700 In-Reply-To: <6879a305.a70a0220.693ce.0058.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68899cbf.a00a0220.26d0e1.0017.GAE@google.com> Subject: Re: [syzbot] [bcachefs?] INFO: task hung in bch2_run_recovery_passes From: syzbot To: anna-maria@linutronix.de, frederic@kernel.org, kent.overstreet@linux.dev, linux-bcachefs@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 39cea302f13a0a9dc4cf39248529a42e79d06842 Author: Kent Overstreet Date: Fri May 9 21:01:05 2025 +0000 bcachefs: bch2_check_bucket_backpointer_mismatch() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17590834580000 start commit: ae388edd4a8f Merge tag 'landlock-6.17-rc1' of git://git.ke.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=14d90834580000 console output: https://syzkaller.appspot.com/x/log.txt?x=10d90834580000 kernel config: https://syzkaller.appspot.com/x/.config?x=8004f1b1e0ae8198 dashboard link: https://syzkaller.appspot.com/bug?extid=c2294ae43bae606e3c7d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1583f034580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1038d4a2580000 Reported-by: syzbot+c2294ae43bae606e3c7d@syzkaller.appspotmail.com Fixes: 39cea302f13a ("bcachefs: bch2_check_bucket_backpointer_mismatch()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection