From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail3-164.sinamail.sina.com.cn (mail3-164.sinamail.sina.com.cn [202.108.3.164]) (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 42E652FB095 for ; Fri, 14 Nov 2025 10:01:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=202.108.3.164 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763114480; cv=none; b=royvsOXGhrvoxhNX/RMNi1xjvH3nkF53PA3hebrPqMLOiCITCJXw8xXYBPCzUmoz0PVqU5BoW5lWGqbwRGy2EUBcJ9Ffzz6nWlgPcKpLLxijayAOlA59L95NXHsoiTa+yVush7xQHgpoC28kzDLMrSqeYHF9jJUCkQ4HyyM1s74= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763114480; c=relaxed/simple; bh=O/9CNivIpNTIOSRrxgzeErucux+xenOPFAqg5h1XSH4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Tu1Ibq2cDN4oMKMD8ywfXrHdefGWipvrqEUIWCGMDv1JoMlct84gpSz8/R5V5ei6vPaf0hyIgWK7rnHH7DDg7wUIC5Ww4idz6W+rPvTnPrlIeS2Yf2THLDgAs4hEhImigZImEx2CROAFB83hkuGl3a4037yzs84oY5r23JyLNIM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sina.com; spf=pass smtp.mailfrom=sina.com; dkim=pass (1024-bit key) header.d=sina.com header.i=@sina.com header.b=lRNPsC+8; arc=none smtp.client-ip=202.108.3.164 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sina.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sina.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=sina.com header.i=@sina.com header.b="lRNPsC+8" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sina.com; s=201208; t=1763114476; bh=EbJ6JYS3tT26cFPjSQHnaaR47knUQ8ZV5EwhAV3uuco=; h=From:Subject:Date:Message-ID; b=lRNPsC+8vh8QHZf+dDfV8oHbOseJXRzStrfrgveMtWVKLhy/JDTke4dMX5VjeCJYg Aypw8/gbIC96joHsgGQwuIyJYFYETNEDrNuJBDaeSGYf92dLLzs7yWLm89r1GPUC0m BQH+oT63W20jN4QY1LcW+0Hbz/3qFDOlg7tFfpdA= X-SMAIL-HELO: localhost.localdomain Received: from unknown (HELO localhost.localdomain)([114.249.57.85]) by sina.com (10.54.253.32) with ESMTP id 6916FDBC00000A3A; Fri, 14 Nov 2025 18:00:30 +0800 (CST) X-Sender: hdanton@sina.com X-Auth-ID: hdanton@sina.com Authentication-Results: sina.com; spf=none smtp.mailfrom=hdanton@sina.com; dkim=none header.i=none; dmarc=none action=none header.from=hdanton@sina.com X-SMAIL-MID: 9639224456650 X-SMAIL-UIID: 80B3F8E0F02C4A7FAD795D92F12DE6E2-20251114-180030-1 From: Hillf Danton To: Christian Brauner Cc: linux-fsdevel@vger.kernel.org, Jan Kara , linux-kernel@vger.kernel.org, syzbot+1957b26299cf3ff7890c@syzkaller.appspotmail.com Subject: Re: [PATCH 0/8] ns: fixes for namespace iteration and active reference counting Date: Fri, 14 Nov 2025 18:00:18 +0800 Message-ID: <20251114100019.9259-1-hdanton@sina.com> In-Reply-To: <20251110-elastisch-endeffekt-747abc5a614a@brauner> References: Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Mon, 10 Nov 2025 09:41:56 +0100 Christian Brauner wrote: > On Mon, Nov 10, 2025 at 06:55:26AM +0800, Hillf Danton wrote: > > FYI namespace-6.19.fixes failed to survive the syzbot test [1]. > > > > [1] Subject: Re: [syzbot] [lsm?] WARNING in put_cred_rcu > > https://lore.kernel.org/lkml/690eedba.a70a0220.22f260.0075.GAE@google.com/ > > This used a stale branch that existed for testing: > > Tested on: > > commit: 00f5a3b5 DO NOT MERGE - This is purely for testing a b.. > FYI namespace-6.19 failed to survive syzbot test [2]. [2] Subject: Re: [syzbot] [kernel?] general protection fault in put_pid_ns https://lore.kernel.org/lkml/691658dd.a70a0220.3124cb.0033.GAE@google.com/