From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 932D1225792 for ; Wed, 26 Feb 2025 03:10:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740539404; cv=none; b=nCSTzC64+8Q83FxkZDqeezskyW0PgK3EEMBRlYwvk2zZ4Ol2Lpfuw4vfyFNFrVzj9mEZtAXAwr7+H9n8PrzbLjXx+NGboI3Otz+IEPGqaAz8oXXDFiSznf20XVvkuqk9b1gLpiHghdnrr/+JuWa/rvGUW+rMUccRxOnKsuITvuk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740539404; c=relaxed/simple; bh=obw1Sax1F2UAMmx1AGGj5gICIC2sjWZ9oZPNwJG9rfg=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=uW326bTqP2Lg+hjfBSqQTdbhTlsmf6Xfpws/BZZ4Gsg+ePc8wo9wjqqcxbp9hdlqteQOB6joRV14+qgrIcnIpzMv/yoaiVlRgAnCJBjRPXDbRY6K/p1QyUlj5BJfbov+hBXQDujT/Z5TLZkl6TJ1cgrPtyUWZOQxTM9zBCcbfwg= 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=209.85.166.197 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-f197.google.com with SMTP id e9e14a558f8ab-3ce8cdf1898so53482585ab.1 for ; Tue, 25 Feb 2025 19:10:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740539401; x=1741144201; 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=pI5OF1BLxFeb9UKkgyFgef27z30POH6v7L/twCJv8dk=; b=kcFTdbMEE5ctEO+KCuhzNDSAjRqJJxolRhXiuDlauWOB4ZYPiA0eGwdUxsYtUUMst4 v8jH6xCBl4nkDeltqiAknsdqZdHfm//066HlWnBNWNqBE0Au7vcv98e2wzAscZQw8xDu 5iIlCIBTYhBDrxdqfqvQrl3MJRWYs0YuxlWE7K+vpNoEZXpSqlFN9o7Ffr2kOiU3bgld D89Rr0YiqyV9Bd4+Rcifj4x56dBspfiZ3wPh6hWxPYmbjd+qun/kIaySFAb4HsWncEmd lSEtE3b5xZDdPz0+S5QxoEte5L3HiWjvqqkbGVqFp3EIT7vUBA6iZxamfrCWIaMlWZLe HY1Q== X-Forwarded-Encrypted: i=1; AJvYcCWmDcbTJqez/tRUrSnwx+WN9uKnW85Y3Lk5w7C6a7FBZyE9u1+CCh5Exn24B5U7NG4BIP0KjPvU+O0ZKA8=@vger.kernel.org X-Gm-Message-State: AOJu0YzYDT9v2XZdhfY7FkasFMfwdEIieri+xQGjfG1ObxNzmtx0cZEK UOqJr7WJubAZFjYJiqXNO6rYn/9wYBxyMTTezA2XGZ89E4lVuvKOuRweHnPODKrOU0u7LHgMPiW Z5J+QJRHBxcCy02heYDnf30wk8zj0QjorjbtCnd9Gyqt7RjgZXDQnbPk= X-Google-Smtp-Source: AGHT+IFnMGyYE6QlMavrFjUCDpJgSomAeZEaIsXHwmEdGE2tooAFABLuqmpirNOy8eiHcy3O++/DW6WQtKh7jTmkVkdyLUwNiJ++ Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:368c:b0:3ce:6628:3c4 with SMTP id e9e14a558f8ab-3d2cb44f8cfmr179693375ab.6.1740539401708; Tue, 25 Feb 2025 19:10:01 -0800 (PST) Date: Tue, 25 Feb 2025 19:10:01 -0800 In-Reply-To: <000000000000c27c9e06197d59c3@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67be8609.050a0220.38b081.0000.GAE@google.com> Subject: Re: [syzbot] [usb?] [kernfs?] INFO: task hung in kernfs_add_one From: syzbot To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com, tj@kernel.org Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 5189df7b8088268012882c220d6aca4e64981348 Author: Alan Stern Date: Wed Oct 16 15:44:45 2024 +0000 USB: gadget: dummy-hcd: Fix "task hung" problem bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17ceffdf980000 start commit: 2ccbdf43d5e7 Merge tag 'for-linus' of git://git.kernel.org.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=fa0ce06dcc735711 dashboard link: https://syzkaller.appspot.com/bug?extid=e4804edf2708e8b7d2a5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16ea2012980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12ba6851980000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: USB: gadget: dummy-hcd: Fix "task hung" problem For information about bisection process see: https://goo.gl/tpsmEJ#bisection