From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) (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 A5E723E9C2F; Tue, 7 Jul 2026 15:27:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=216.40.44.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783438045; cv=none; b=FSVuIuNamFRa+JOUpZ986K6CVetOpmruJxbnoRDlCRuxkoawRHJQHPt4wieFxC+/LvtqNMMq1koMuegfgCeoTvJp3cxYJA/Y4suue++XIo8hYc21RsqfmMdUnKYgLURvZNlqDK6IPuYBKbjy3UlEyC/m0sDdJG5Z6aKcTcg3taM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783438045; c=relaxed/simple; bh=yTcTkZYFCYgjzsbx0Y3RELwYeCZu/L0CAQ3MePDfBnU=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=NkK7j2JsyyMwjH2vCum0lbYHO7FGEeLsbsqW2sxkDdFXQNT4aIUhvMis+JLaeAj0euXbQXPMsGKpT0xVbRuKmhB48RrJC2k1vVh+cA63Vv6TF1AE2tBINlpMyvZP+z6yNl2rZsHS+cITSS7PhNSjr1KVYp55F0p2sp6VC4ZkhhY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=goodmis.org; spf=pass smtp.mailfrom=goodmis.org; arc=none smtp.client-ip=216.40.44.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=goodmis.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=goodmis.org Received: from omf20.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 0A7CFC31CB; Tue, 7 Jul 2026 15:27:16 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf20.hostedemail.com (Postfix) with ESMTPA id 0866C20027; Tue, 7 Jul 2026 15:27:14 +0000 (UTC) Date: Tue, 7 Jul 2026 11:27:18 -0400 From: Steven Rostedt To: Michael Bommarito Cc: Beau Belgrave , XIAO WU , Masami Hiramatsu , Mathieu Desnoyers , linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] tracing/user_events: fix use-after-free of enabler in user_event_mm_dup() Message-ID: <20260707112718.7d1442e4@gandalf.local.home> In-Reply-To: References: <20260618222743.538915-1-michael.bommarito@gmail.com> <20260624200535.GA132-beaub@linux.microsoft.com> <20260706160650.2791767d@gandalf.local.home> <20260707104205.582db193@gandalf.local.home> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspamout05 X-Rspamd-Queue-Id: 0866C20027 X-Stat-Signature: c1detodsjrxqa6fnkcpodofbc5iui5sy X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX1+8X/LbQq+S6noAZJrWCl20x35vH6P26Hk= X-HE-Tag: 1783438034-387290 X-HE-Meta: U2FsdGVkX19os0Ok/iA3xJDH9fXasZ4VRTf/V0FdCXfBRa6v8gvy7DXMMQeLP/WM/kvmU+4kfYImZfR/ymq/GdHIeb/vDk266q0aUupdIHl/aBqove+vqCBY5IxdoT9ceGJ/L/kTAX5daFioA6BK4EqbqSND4NmAecE8Q6ATrJMegAqrhgkihBtrDI6tUXlQNSWyh1MBTsmUtZwy8019mXwRQzXKBTXSYGo+RumKs6ya7FD64MDwqNlzklb2tPawneQl++Q+MHjUqxMnicgEYhSGBHsqOLhpZOWS69Tyd6BlSRqXBUa7y7OY+2ed6fl5BNn6IJv1zh73AP2wNxEqk55p0f38W3sj On Tue, 7 Jul 2026 10:43:40 -0400 Michael Bommarito wrote: > > Ah, you're going to send a new version. I'll drop the one I pulled then. > > Saw your pull for-linus and I was just about to send a separate patch > set for the second UAF with a ktest (as 2/2). I can do either way, > just let me know which is easier I'll drop it and take your new one. -- Steve