From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 E80B32914 for ; Sun, 10 Mar 2024 05:44:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710049445; cv=none; b=eY/Aqy/TSGH3UdPNQSgOJtdGV0J+qP2EJdVF3X9PCTe/wBOSKXB3gUEJyQ6ABtQjAgyeKytc3JNvNl78WcKeaeKPZ2EWaljUoOL4qDWR0Nm5h8QJTszBwsmbZ2bpcckJ2B8yWCtKDZioGv0Z3m8bGaerkOqF+ltkU0ywRlyn74w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710049445; c=relaxed/simple; bh=ZxvTrZvmElY1CLAgfzYeDqqQvYhtj7zE1J1bRkS5iHw=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=lr8abodhDfIk5T9CMJCgSNVJq0tdoqiWm/ACAWfAY0yJ69b6vJkU0dsYfNs0JcRpT6fE/Z46FygaxMMWqYe1j/bEvTFSKkbrcJvt29L4CTknO5GNb7ehVu4356WbtwY6HatziMIvwQnbBf1F/vlFRFmXVuWaeBkmgZl/tZ0HKlY= 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=209.85.166.69 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-f69.google.com with SMTP id ca18e2360f4ac-7c8b4d00be6so3662939f.3 for ; Sat, 09 Mar 2024 21:44:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1710049443; x=1710654243; 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=Fg9QOOfct5u/YyIAQwTiYotjgDmWTjZzqZwfCzBZFWw=; b=SiYKull9kAZvl9rnj3unXr4swBQXvSazx8TxbbaHmPAEcR+fpAllfvfrdWo4XHfKC8 OW7REN+JOJGkt9WSdxS8Xj5urPF919cPgDhmQbj57+Kisupq/qX/EDpnMkhcsivC32Uk iUSzWgANKr6Yh3uUo4FQKIlKseWEnFRnmR83Hhqb4wF1e+fOiBHsjdyMsbbGDKdU9l4T uHb83zdomE/k3bqk/hqLvXHwhPW1fya78i0bPuk938Mc0pBa52TWW8Pa92jNu8Pi3RT+ VzCgGgB9KsQOsXBxBlZtnfS4sd2QoYUvo1nrZvIMfzLn5H0i8w7DlM885sqGZaApM3tX Cb2g== X-Forwarded-Encrypted: i=1; AJvYcCXaqKrdfubiAAiVuZXhgPFARlswchsnehBaKj+escdgdVMcckuSQu/l5V5SPzqAg++LYzIGwbTesyTQS3F+Ttq0K/mNCax9 X-Gm-Message-State: AOJu0YxI8CfZvMVK73icGSEKRcnv6CpQ8Jq9wLE2rHbE9+UHcQzdQbHI 5bKjUzH8/Vi1EXBwUiv/TsRHwfOea5YccyLLZOsHtm5n5DWN6QA0pL0650lSq1o1mdhN+snQ2GE KJ6b/ClV/NSxhaxBfgGGihvASE5E2C5tcAK92O/QHZXjeTS3v1vrQa20= X-Google-Smtp-Source: AGHT+IHGuE8tlKNpBq7UBPAiDHGfgfS32D+fq5AisT1M0C6jjo7+Ub+MTJTJqsrkMo+fWNY8qg3OeFo4P6GJCJ3izohXRV8SZBFU Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:2dc7:b0:7c8:7bdc:c69b with SMTP id l7-20020a0566022dc700b007c87bdcc69bmr82809iow.3.1710049443141; Sat, 09 Mar 2024 21:44:03 -0800 (PST) Date: Sat, 09 Mar 2024 21:44:03 -0800 In-Reply-To: <00000000000088981b06133bc07b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009b68ac061347e975@google.com> Subject: Re: [syzbot] [net?] kernel BUG in __nla_validate_parse From: syzbot To: davem@davemloft.net, dsahern@kernel.org, edumazet@google.com, idosch@nvidia.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, petrm@nvidia.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 2118f9390d83cf942de8b34faf3d35b54f9f4eee Author: Petr Machata Date: Wed Mar 6 12:49:15 2024 +0000 net: nexthop: Adjust netlink policy parsing for a new attribute bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13293b36180000 start commit: d7e14e534493 Merge tag 'mlx5-socket-direct-v3' of git://gi.. git tree: net-next final oops: https://syzkaller.appspot.com/x/report.txt?x=10a93b36180000 console output: https://syzkaller.appspot.com/x/log.txt?x=17293b36180000 kernel config: https://syzkaller.appspot.com/x/.config?x=63afafeedf00ef8f dashboard link: https://syzkaller.appspot.com/bug?extid=65bb09a7208ce3d4a633 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=113a3399180000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=156404d6180000 Reported-by: syzbot+65bb09a7208ce3d4a633@syzkaller.appspotmail.com Fixes: 2118f9390d83 ("net: nexthop: Adjust netlink policy parsing for a new attribute") For information about bisection process see: https://goo.gl/tpsmEJ#bisection