From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 0AC9928D8CB for ; Fri, 13 Jun 2025 21:30:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749850204; cv=none; b=LkQe4LtSngBFYHAbobq8soPo54iqSrncTXf7vcX7+zEFLnzJxP3+sQ7jUERcbdo2MEJUyzJHQJr+47Ejvn8cimeUvNoeqOSw4YuhQs85hOxuKIL9twmg5WDiB/LwXr8kkVxd887HNspGm2dRBGuZCj5aakREY7hlw+8wBflt7Ec= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749850204; c=relaxed/simple; bh=VVCtDi/THMNaziVez+/Kfyif66Kw1La+EoS6lUhoS30=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=IIr21xD9ZK3sTQFq3o8wTbi/ArQb1CCP21SY8E3OEpUllkxCWPv88Yc68PJqfhBAIH4KJCoN1gwV4xEcC0EFvT652OswRm2+faWuSz1w8haOviKiIvsMZAh4zCSKhGCiApohF5afIhiWDZBmWVLSlBqxsdsIH/q7xB3piP2aato= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-3ddbb34fc1cso29898065ab.1 for ; Fri, 13 Jun 2025 14:30:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1749850202; x=1750455002; 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=39o0uOIy8QjGOd/DbwJtSHVgR+dZ0CHMjvotGtElSDE=; b=oxcxhjjNK6kooGSd5S1Tlv12yQJi+h5kmWVj/V1UK5foAz0wVSModooAjUbe3p44FV 2pjXc9t9qnN4hwWf9VjTTEsPYbZbbxSJ933IjtM3hfX0DpvAxxFK6UqXFGsxwej/cgAx 2x4FBWAK/eDL6jgocjdu+yu5Ya8jJzmYgjnzTwiC8lV76BRXlwX3nqdIVXe+kt2AEP/h DRIuH4IT1Mo5xJa0K7aMiOlLVEPH3dSoGzLx9dFZ4M//CSh9tbU76x+ztEjUUrjS//Nd WHNc9421CU+K7hZXvqogTrKQGI/yR8S7KqSJ1M80v+iwejQvsPMqgZayJgoFT1oIjccC NeIA== X-Forwarded-Encrypted: i=1; AJvYcCVxYRbnOQL3iF81aVSn3iEhIZKuGtWkUbrX2ccWDcj889HmLNZOYxMKHYxSkbukd4BApGvYlEr73BnDzOg=@vger.kernel.org X-Gm-Message-State: AOJu0YxB4d/DoprDPhxtlqskQgGeDoY168LcYkx6uMoSTDbJC8I23j+Q gyYlrnl2K1vLZmaCeo5jEg0zx8cQYaA56DCAxFlxsz6JI6xrITF2N8AI+vS6TBEQKes9ksTehZ5 XnNPJJBQj55yd1L/EMfcmM8it5iZoq3Gk26lZ/cBq1cu19g4/fWKXCJj9+Ek= X-Google-Smtp-Source: AGHT+IHkW+PxD4B9B39h1g7efcqLTlZYeOaomRymEnK4adDkhv/HoIAE6ytX221HzaU3iJ8HKARthzS1ikAXB3lVCeVNH10HpKzP Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1887:b0:3dd:d1bc:f08c with SMTP id e9e14a558f8ab-3de07da228dmr14435435ab.20.1749850202173; Fri, 13 Jun 2025 14:30:02 -0700 (PDT) Date: Fri, 13 Jun 2025 14:30:02 -0700 In-Reply-To: <684b6ff9.a00a0220.279073.0007.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <684c985a.050a0220.be214.02a7.GAE@google.com> Subject: Re: [syzbot] [wireless?] UBSAN: array-index-out-of-bounds in cfg80211_inform_bss_frame_data From: syzbot To: johannes.berg@intel.com, johannes@sipsolutions.net, lachlan.hodges@morsemicro.com, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 1e1f706fc2ce90eaaf3480b3d5f27885960d751c Author: Lachlan Hodges Date: Tue Jun 3 05:35:38 2025 +0000 wifi: cfg80211/mac80211: correctly parse S1G beacon optional elements bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10f60e82580000 start commit: d9816ec74e6d macsec: MACsec SCI assignment for ES = 0 git tree: net final oops: https://syzkaller.appspot.com/x/report.txt?x=12f60e82580000 console output: https://syzkaller.appspot.com/x/log.txt?x=14f60e82580000 kernel config: https://syzkaller.appspot.com/x/.config?x=73696606574e3967 dashboard link: https://syzkaller.appspot.com/bug?extid=fd222bb38e916df26fa4 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1042460c580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1442460c580000 Reported-by: syzbot+fd222bb38e916df26fa4@syzkaller.appspotmail.com Fixes: 1e1f706fc2ce ("wifi: cfg80211/mac80211: correctly parse S1G beacon optional elements") For information about bisection process see: https://goo.gl/tpsmEJ#bisection