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 AFE5C78C9C for ; Thu, 15 Aug 2024 21:19:02 +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=1723756745; cv=none; b=EtsIuJFOsoYICd38+HicvDQe3Zb5CZgmhGAfaRwM1cEJUhQkOjUJ6vDtA2HEi0Pwf20gpmh0AH6bHHguCl+oVVi/ia/1M694DfIIR/jWtrBIlHaeXbc04ktjnk0fXC3VzUlOYEA9IOVOzlSz8sx+FSILbFf9H+H0NeQwkpt2cbA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723756745; c=relaxed/simple; bh=aArgchPkT95Q1Ukr/lBmxz3QXXDbxFb1p0bAQs5jXAU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=E6BtpnyoA51Xrd1jfnLiGv/uFgZu7XgXt+x4v5xzLTaFgxNiKJMAVYltpR1MXFOroHx1Vfppdz0Mt/xOrosmLXceOp+0OmXTp+Lp4r3eXzEv5EH2xSpBSuII+yuB+5GaRpBJXCo1aETQKg3vzNXB7EVRKyZRQzQr8b+o3mtlpBM= 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-81fb21a0e41so131106539f.2 for ; Thu, 15 Aug 2024 14:19:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723756742; x=1724361542; 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=Q+0T+XqP4Bz2F831yO3gHfxchaB60QBso5aYHjU9iOU=; b=kt8LSvaGG37nBvPDzfiXNyRXDvX+XzKFBVWDpXVQv3nztnlT5psxhkLM3I0NBl1wS6 SBL0fBUXGsVKwOqEoHZ/ZVO6Qgs42PgqmS/IB+pGZC+2nD58/WYtaxZooqwV+aM24pnJ kAcMGWGKefhRYY+o/reDJfTnpYAljC952zVfaj2ImekMaWU64ClTKDdFXeIgq5WyT3Cz 5bZLBDppebAuWGPggAR+5bnM+TOotL7Oys+jcCJtrqoy4I502SzTPmASX5V2rJweW9HV YQeeh3NdKK9lZLQ43CA/B/eCQaRsL5XbwrNrRa3wQXj6YSVREwa4coPyoasFzsWsHgaB 7I0g== X-Forwarded-Encrypted: i=1; AJvYcCVpqLm/0pWvkFs4sdbsyNnujZFaOhK/Y/CMjsZh5KHbpFPjEnRpZf0B/qOUE6TJdy02xznNR8xGeaKcfkjey6PsLMDzdPdGQVygyRMF X-Gm-Message-State: AOJu0Yx7Hx3mqzs28G0B9j/Y8ssBLJoQG8jkxax94kH+mhDYHP0MClH9 h1SAxVjZ0WzcftZC3aZ5BkMNNrld9UEioYXgIkVXUwqUqMare/LgOxvHc2OqVP5FygLbaqTrAaG Uyc7fQfRM9n9TMhds3mehiGpQadq3VZoZ1fYKE8CaXCah2gjNaw8e2is= X-Google-Smtp-Source: AGHT+IECJpjiH24a4azW6T2it93pL2Vz92fb+fUnHvZ1hsjPUnB7XczcG1ri/D4d96bHBQnwiyElvwOKW6CIMrcvQgrv5Efg0dXb Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:35a7:b0:4c2:7179:ce03 with SMTP id 8926c6da1cb9f-4cce15d7b63mr20874173.2.1723756741579; Thu, 15 Aug 2024 14:19:01 -0700 (PDT) Date: Thu, 15 Aug 2024 14:19:01 -0700 In-Reply-To: <20240815200418.44944-1-kuniyu@amazon.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000042e430061fbf64e0@google.com> Subject: Re: [syzbot] [net?] KASAN: slab-use-after-free Read in kcm_release From: syzbot To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, kuniyu@amazon.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+b72d86aa5df17ce74c60@syzkaller.appspotmail.com Tested-by: syzbot+b72d86aa5df17ce74c60@syzkaller.appspotmail.com Tested on: commit: 9c5af2d7 Merge tag 'nf-24-08-15' of git://git.kernel.o.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git HEAD console output: https://syzkaller.appspot.com/x/log.txt?x=17c3f583980000 kernel config: https://syzkaller.appspot.com/x/.config?x=60413f696e3b4be4 dashboard link: https://syzkaller.appspot.com/bug?extid=b72d86aa5df17ce74c60 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 patch: https://syzkaller.appspot.com/x/patch.diff?x=1568c18d980000 Note: testing is done by a robot and is best-effort only.