From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 B171813E41F for ; Thu, 6 Jun 2024 09:27:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717666025; cv=none; b=qsCvzYjUng7dQ23kzOZ1YAHSqvDqJY+8Er97fdvgcGklnqE0wKWE74vGRKeDk5avPUREjQM0kB4FNmqGYtF/iqoCk68/AvHvbrLfnZtI4kOUYQ8ezNmqbLBENiRYARbBnbGkqrx5Ug8g3vNTiI0+UUsM7ZVFHfufF71oMSt1XEk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717666025; c=relaxed/simple; bh=Jf6YNm6wcgpNoUzNI61WXOBd/WE+vrMwcZjybE1G2oI=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=CaV/DmJYIyqLUQv3BaZ/w6py7sPmKvLOIu8/rSTqa7P5Kj5mYvu1Y9dF61d5aqvp+lHxMyBbu8LpNNSNTwS4vE9gYTpdCDR5M5Xl9BhrgfbBXpmkDnyJ+WqeMJOoOVJBI+bjsaCP12Q6kSoNIqbhZvcn8OMe08FR2WKzAcJ+SnA= 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=209.85.166.71 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-f71.google.com with SMTP id ca18e2360f4ac-7eb3d17daebso77559339f.1 for ; Thu, 06 Jun 2024 02:27:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717666023; x=1718270823; 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=nqObSU/eGOZi0qYtyDc3pFZx7VjJ8yFxF9cwIYYk1/8=; b=b6QEaTIuj3GdjMrWoMOMWMUPxcwd68ttPgoni+hHxtrHH6jYiyNn3brzSjluSNCh9B b7DcMJMymfV73vAI+QdAbkVjSJVFs0ctoFCI44eVV5UIzFc85l1FGbeqaYd2VswetLyH PPN6JXNcIqW3uNDooC8keuIhuMz7XAqVgUxqHhVmj1eDjNkj3bkEtXqIyyfSEfJDpvjD jPk1ioCMz22/duKludgtipH73wtxIHNhgi/8QcSDGOdTAZQdPq2Fz8rw9PgOG490SSlE M/41voA/axOoKXuoG76UhnRdXSU8g8oM+F9CNUetfHyMUQwL7eJnIZ+RRmcsYyMnus0a 978w== X-Gm-Message-State: AOJu0YzsrVhJcpBjMo1GNx/PFlTDjsvFI9pMy1IJt/9Eb6XPi0P85fpo xHiqWne8fCfkxcskdovtWvcBiKq++KyU7wV3MqDVkMdeAXLQzBGHNzlt1kSyfFyr97/+xOsWTHB Eg6LmwJ18Go3epaGpB4plP8qky3wWL1hpI46sW2Tzlru0J+kbeoumBOM= X-Google-Smtp-Source: AGHT+IEmKczk8JjuZGQ7pOsBZ4DNzLsMYPbmwA5kelBawQzKSSGzhsL2v7+Ly4Ckodn52Ff+xtFMcsv7o7d+Df4HMflzHcuQcOq6 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:219d:b0:374:9a34:a16 with SMTP id e9e14a558f8ab-374b1f6ec12mr3009905ab.5.1717666022854; Thu, 06 Jun 2024 02:27:02 -0700 (PDT) Date: Thu, 06 Jun 2024 02:27:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000229e72061a3549ee@google.com> Subject: Re: [syzbot] [bpf?] possible deadlock in trie_delete_elem From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, wojciech.gladysz@infogain.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: checking file kernel/trace/bpf_trace.c patch: **** malformed patch at line 7: @@ -67,7 +67,7 @@ static void tp_rcu_cond_sync(enum tp_transition_sync sync) Tested on: commit: e377d803 kernel/trace: fix possible deadlock in trie_d.. git tree: https://linux.googlesource.com/linux/kernel/git/torvalds/linux kernel config: https://syzkaller.appspot.com/x/.config?x=9d7ea7de0cb32587 dashboard link: https://syzkaller.appspot.com/bug?extid=9d95beb2a3c260622518 compiler: patch: https://syzkaller.appspot.com/x/patch.diff?x=13dfb85a980000