From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (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 6C9E61459F9 for ; Thu, 15 Aug 2024 20:52:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723755124; cv=none; b=Fm1LhJT6yrMEJtYzHzM1dQ88cScETrh8rVVtHbTMiUZKWNVJoKisaWNIM128/jaqUxd2+TlQciBfOshfKwfPJWbJGdF7QjeeGyS0yw6h/TXUescHyDES1J2lqzG9sdYbS93lLBZakYcCpa9ZItfEDGNPwR1ecE5HBBZTUxJ7VNM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723755124; c=relaxed/simple; bh=rd1Cnjg8HqvTRUrkPSu71JAx37ijk2fo18kKgdeESyM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=geK/CvREhHJid9keuiaDaPDPpYullsg1t4yn5nDe/NJVgMDAJmsmTU7IvdzlPh/C7zfk2TQgf3Gj8YuUGISX8dm8bYBfJ1SaLjfnoGTFZy8u7A8ExIKdBx8CZSm3zZqoBGsH7toisl/7kLeuY2MmHv93I7FMhadagSVXnOBIL0o= 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=209.85.166.70 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-f70.google.com with SMTP id ca18e2360f4ac-821dabd4625so136601039f.0 for ; Thu, 15 Aug 2024 13:52:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723755122; x=1724359922; 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=PmfgG2sEu8+G2CG0RoP+yWQdYWCMeIH1e2ClrHYdhNo=; b=t93WmpmHgL+dL3a4JM21gEKdPDSW9GnFrMWqDI6bDFNJINQi+Z+PDAoFyHLBnz0ypN Ac8bMt6qSCHw0DPdpSEKHZgA7r7g752Wnlc6mQZTP/0S/hiXI988kW2DQ5ZOvl9JrsJx 4/KEOxH9GKLYA07qe9dRBUhiCij0Yuau2UPREf6VFyac+BkxHxNpW5kuNjE7IHWCmwxW byEVY2npWdpAekMS2Nn3SpeYKgFPc+jE7QyZXBb/1gxD9n4Cicm1iG5e8XI1TIDs8P6p S0gjOQ1+55epKT76vrAQIEermne5VkUzPHN8gpacd2uGjNW1noy2Xhg1qaO8HaOT3/3i Obyg== X-Forwarded-Encrypted: i=1; AJvYcCU3RaHo/nQz/ijGvQZDn7G5JWpsnH1UUIjYiqx35DFrq/3YLJt6LCk3/HtTb/cqCLJYCWZCazLy0ZLi3Jw=@vger.kernel.org X-Gm-Message-State: AOJu0YycmaDCh0ki1e4oT/i4r+Ezakz9NjD2xonKAW27smbfA+SIfXPH xmWptmv9JVEq8v5Bl+mPG2dmSxqojblIqeWhAg7nzQ3KoHGreaZtWMoCv+aF7I4t6nsDJtLgIEl HZ08DB06kHWUQCSLtv8il1aVKZYrL0Nshd16wVqDScVV9sDJ1TFZxvqQ= X-Google-Smtp-Source: AGHT+IGs7lknKx7FKGwrwcQBq/RTU7sOk433dVOXfbde2SVdrkw8EbZkPKVZznsNhq50/MdKqJG7u++q10YXlQD/zoZGK+6GjHrO Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:370f:b0:4be:d44b:de24 with SMTP id 8926c6da1cb9f-4cce15d4602mr24400173.2.1723755122515; Thu, 15 Aug 2024 13:52:02 -0700 (PDT) Date: Thu, 15 Aug 2024 13:52:02 -0700 In-Reply-To: <20240815200058.44124-1-kuniyu@amazon.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c1f1d4061fbf03cc@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=1643f583980000 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=123cfde5980000 Note: testing is done by a robot and is best-effort only.