From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f74.google.com (mail-ej1-f74.google.com [209.85.218.74]) (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 4E4CF1FFC4B for ; Tue, 1 Apr 2025 11:51:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743508265; cv=none; b=nonlKkJRQT7lL79hnBW93pqfVPC4ooecTdFyhhHNT55y1YZqyvLZx3xz1YunEIv9fihKtraZFMeX7Al916yfD0fgJ4LN6PlFOTa22dGjamW7bQ/6sYtLv/5lpAmXwFcdXcKnGVhXtCmf9FU4LbVle8KVn7UclRohx26HfidXvBA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743508265; c=relaxed/simple; bh=7lu+faxgJ+/AZ7tZp6LGCqh6omIcZni9UQEQ/b+J42g=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=DUN1pB6bqD/HGzyQ7pnXx8vAWO4CIgAmxncbfHZaCa5F04zZGKFQK6To8Bz5h6Zg6PtevRaOiW+kL7RWMgM5IDqohZVtsYEJCVYQhJgFxS3qyVHlV3pPiJJpkbdrxNHe/XhqGA36mCNpd1aJv7jdzwohio10CpkGOsOSTXAfvdY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--gnoack.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=Pzr0vbMQ; arc=none smtp.client-ip=209.85.218.74 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--gnoack.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Pzr0vbMQ" Received: by mail-ej1-f74.google.com with SMTP id a640c23a62f3a-ac3c219371bso387935266b.0 for ; Tue, 01 Apr 2025 04:51:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1743508262; x=1744113062; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:from:to:cc:subject:date:message-id :reply-to; bh=8pBVgAem9FC0rH3wMYWeLDrWN3cdewUzW+os4Ei4bz0=; b=Pzr0vbMQbTM+uXPnScLFP/na/uODJXG1G40Pfu8tnTf87i4Fwg456dHGzm8QjsjvQ0 q0Lr5F6nI2nQJo5lzWVPl5wWqOv8SDnUficI/sjz5FW3JnxVadnx1qWh1Nfa9JQsh0wE TqkK1IPZpk7gX8NHGmPENMWEnacI8qAr264eMLo6OFo3svdEkiV598auHX9MEmaQ9H3f K6PV52Fu/+hSSl69D/71DKHNtNv0oYbp/n2Wev24cY7wFwFkVWM2gzjTqerzBOw+Vjxg v759I0YpuR+6gtfvD6yZZxraDYWcDG8oTMSEdoOFQL8nGGx45jp8BLh7NHSxQO+f3tNm aYBw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743508262; x=1744113062; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to; bh=8pBVgAem9FC0rH3wMYWeLDrWN3cdewUzW+os4Ei4bz0=; b=oef4UGMC+79w1WgQhjWeMGexLwAd883tTFyxBzXDvy6w2AkhhYWbpC+9+DDB7d0wPX 6QsCOM2znBj5qcP7CjJhNKnqYwuetRHqv+4jrvF4gDiwzLqsMphedmmSqt20as4LsiWS 2MDrK2rhjjkriavezkKONVNUu3lVRPDjzhr7542m7zcGdTr+GRloMfqkyalG+3C8FcTk Ig2M4iuFoiT9EFQs/9y2EORCiCl0yBNPfbl8WGITHwVC663hEADRSjgXrkz6QIcqH2Sm kQ3XQRdQ+m2rhGdtqSleFRgOaRt4LoPmcyn8vFo1+UCCnMd2CoXEhR7QqUEC7Fh/L582 HFKg== X-Forwarded-Encrypted: i=1; AJvYcCXHrj1fK+Gd277undAVWeLAklP6FRTMk5MdsUChL6cp5g5Z38YSEIVktSoKDSbaLaE74DOyNskZiusY7HE=@vger.kernel.org X-Gm-Message-State: AOJu0Yx77hgxLSpTwFHk+638wB8fZ6C8nSs9fpNy/CiquKzBeXTKdZhx qiSdnmi3lnC5HbtyXt9FPpl+OYu6wGvjkY7fthSwn/qIAqnyvHFaTV2y6P+ItJ20MBFvwFZzcfO 8Vw== X-Google-Smtp-Source: AGHT+IHdQDjFgga+BR8eXdMw0JGotQMidOuBAtmiwZSZB8obZpajOwyGV708iWH39BSofIXX0maNc93z9c0= X-Received: from edty18.prod.google.com ([2002:aa7:ccd2:0:b0:5ea:8712:459a]) (user=gnoack job=prod-delivery.src-stubby-dispatcher) by 2002:a17:907:9693:b0:ac1:f003:be08 with SMTP id a640c23a62f3a-ac73898d67dmr1181976766b.12.1743508262712; Tue, 01 Apr 2025 04:51:02 -0700 (PDT) Date: Tue, 1 Apr 2025 11:51:00 +0000 In-Reply-To: <20250331104709.897062-1-mic@digikod.net> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <67e919bf.050a0220.1547ec.00a0.GAE@google.com> <20250331104709.897062-1-mic@digikod.net> Message-ID: Subject: Re: [PATCH v1] landlock: Remove incorrect warning From: "=?utf-8?Q?G=C3=BCnther?= Noack" To: "=?utf-8?Q?Micka=C3=ABl_Sala=C3=BCn?=" Cc: linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, Paul Moore , syzbot+8bca99e91de7e060e4ea@syzkaller.appspotmail.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Mon, Mar 31, 2025 at 12:47:07PM +0200, Micka=C3=ABl Sala=C3=BCn wrote: > landlock_put_hierarchy() can be called when an error occurs in > landlock_merge_ruleset() due to insufficient memory. In this case, the > domain's audit details might not have been allocated yet, which would > cause landlock_free_hierarchy_details() to print a warning (but still > safely handle this case). >=20 > We could keep the WARN_ON_ONCE(!hierarchy) but it's not worth it for > this kind of function, so let's remove it entirely. Reviewed-by: G=C3=BCnther Noack -G=C3=BCnther