From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 07BB73A4F2E for ; Wed, 14 Jan 2026 16:59:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.97.179.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768409957; cv=none; b=SG7K+s2OiDNxtde2tCiEETD4/0roUhpWcNGiP+aQ+X/92p2bsCYE9EeI2jnuTFasoz7RWAiRr48xzUR5+3vVnsT4ilAiKS0C5FKiWKDE6O37IvxjMiDyaCjjRQjzpQdjbtnSA5XSXZ1mH+E8WTqBiwsi2UW2FbhPAidewLMrx1M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768409957; c=relaxed/simple; bh=zjgZSPqvTqiaPZsuOegnP5LqJm31sl7fayZaSh35Xfw=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=pxBnsDbjAUrTOnECOYBTfBFqPBNMPxFtbtFzGTil1uTYC6PuYsJxXObfEaAXOqDhK2xhaozOlpWVLF6ht0r9pv5dxg7FcaENgPYw9Ha3PtsAVr/IcfQ4k0dEr13gR9JRyVnPan5va94wTi/yu6OhjlUf8SQBCGw49b6wy82upBc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com; spf=pass smtp.mailfrom=igalia.com; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b=ETr3Yzvb; arc=none smtp.client-ip=213.97.179.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=igalia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b="ETr3Yzvb" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID: Date:References:In-Reply-To:Subject:Cc:To:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=tsshhCdj3z+i7gDvTnyTAmu79VNyppmr/IQoED7aHws=; b=ETr3Yzvbu/4MDkheI5Ao9VteYb nSPe0XIUR4aAtaMMTqd8VH/kwLdZCthUwLarpwbbKxuGvhXX4DpHamjrpd7SnFGrsfjlPP+T0//4W yYYrlzwjhRIyHyi3Gk1ROzjxI7OieIEIHOSkJKLk0KhWwDfJNbefzKx2VlQ/ZVbcG1gSpiqzUYD9r 35+LUCgVkiVJjhI8Dq1nqNaxUNkiqXZ0/oegxcI7LkzZoltKx3o9fSYAnxlb7eW1B7ByQZvylr3OT u+8hVS5Ga9OFRJ+S61tgq9QuL/q0YQzX6Tzsm8MawczEIwDraid74ECfFLo3xADmZ0dT9MaPqpWvt j7VLo15w==; Received: from bl17-145-117.dsl.telepac.pt ([188.82.145.117] helo=localhost) by fanzine2.igalia.com with utf8esmtpsa (Cipher TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1vg4D3-005MkT-Po; Wed, 14 Jan 2026 17:59:05 +0100 From: Luis Henriques To: Miklos Szeredi Cc: Christian Brauner , Miklos Szeredi , linux-fsdevel@vger.kernel.org, Al Viro Subject: Re: [PATCH 0/6] fuse: fixes and cleanups for expired dentry eviction In-Reply-To: (Miklos Szeredi's message of "Wed, 14 Jan 2026 16:43:14 +0100") References: <20260114145344.468856-1-mszeredi@redhat.com> <20260114-frohnatur-umwegen-8e4ce0e3fc4b@brauner> Date: Wed, 14 Jan 2026 16:59:04 +0000 Message-ID: <87pl7c2krr.fsf@wotan.olymp> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On Wed, Jan 14 2026, Miklos Szeredi wrote: > On Wed, 14 Jan 2026 at 16:37, Christian Brauner wrot= e: >> >> On Wed, Jan 14, 2026 at 03:53:37PM +0100, Miklos Szeredi wrote: >> > This mini series fixes issues with the stale dentry cleanup patches ad= ded >> > in this cycle. In particular commit ab84ad597386 ("fuse: new work que= ue to >> > periodically invalidate expired dentries") allowed a race resulting in= UAF. >> > >> > Signed-off-by: Miklos Szeredi >> > --- >> >> Do you want me to route those via vfs.fixes? > > Yes, please. > >> Btw, the Link: you provided in the first patch points to nothing on lore. > > It works for me. How can that happen? Yikes! I totally missed that discussion (the link works for me too btw). I remember seeing the fuse pull request for 6.19 but not the discussion that followed. I'm still reading through that thread, but these patches look sensible. Thanks a lot for fixing these issues, Miklos! Cheers, --=20 Lu=C3=ADs