From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 02CB95660 for ; Tue, 4 Jul 2023 10:10:49 +0000 (UTC) Received: from 167-179-156-38.a7b39c.syd.nbn.aussiebb.net (167-179-156-38.a7b39c.syd.nbn.aussiebb.net [167.179.156.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E801EF1; Tue, 4 Jul 2023 03:10:45 -0700 (PDT) Received: from gwarestrin.arnor.me.apana.org.au ([192.168.103.7]) by fornost.hmeau.com with smtp (Exim 4.94.2 #2 (Debian)) id 1qGczZ-000RoK-EA; Tue, 04 Jul 2023 20:10:42 +1000 Received: by gwarestrin.arnor.me.apana.org.au (sSMTP sendmail emulation); Tue, 04 Jul 2023 18:10:34 +0800 Date: Tue, 4 Jul 2023 18:10:34 +0800 From: Herbert Xu To: David Howells Cc: Ondrej Mosnacek , Linux Crypto Mailing List , Paolo Abeni , netdev@vger.kernel.org, Linux Kernel Mailing List , regressions@lists.linux.dev Subject: Re: Regression bisected to "crypto: af_alg: Convert af_alg_sendpage() to use MSG_SPLICE_PAGES" Message-ID: References: <1357760.1688460637@warthog.procyon.org.uk> <1361504.1688463705@warthog.procyon.org.uk> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1361504.1688463705@warthog.procyon.org.uk> X-Spam-Status: No, score=2.7 required=5.0 tests=BAYES_00,HELO_DYNAMIC_IPADDR2, PDS_RDNS_DYNAMIC_FP,RDNS_DYNAMIC,SPF_HELO_NONE,SPF_PASS,TVD_RCVD_IP, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net On Tue, Jul 04, 2023 at 10:41:45AM +0100, David Howells wrote: > > I didn't change vmsplice() or the way pages are stored in the pipe. > > And, note, there are also a bunch of GUP changes that could have an effect. This crash was bisected to your commit. Thanks, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt