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[2620:137:e000::1:20]) by mx.google.com with ESMTP id h10-20020a05640250ca00b00457e1c8cb07si3319106edb.374.2022.10.14.10.10.39; Fri, 14 Oct 2022 10:10:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@sipsolutions.net header.s=mail header.b=tBE+39Ge; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=pass (p=NONE sp=REJECT dis=NONE) header.from=sipsolutions.net Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230195AbiJNQ6M (ORCPT + 63 others); Fri, 14 Oct 2022 12:58:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36254 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229583AbiJNQ6L (ORCPT ); Fri, 14 Oct 2022 12:58:11 -0400 Received: from sipsolutions.net (s3.sipsolutions.net [IPv6:2a01:4f8:191:4433::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6CFC61D587E for ; Fri, 14 Oct 2022 09:58:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=MIME-Version:Content-Transfer-Encoding: Content-Type:References:In-Reply-To:Date:To:From:Subject:Message-ID:Sender: Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=+wWAKSwF3ux1y99cey98mf6LN5wafcQICJXODUhXrQw=; t=1665766690; x=1666976290; b=tBE+39GeJv1U/nfELJryxvNtXXmhYEeRUJptEYkOva89akk FvXfy8aVLetgcPxQujQzjFPadvsUneENB7f7iOyaTmdLZ08XBR1LfAiWgBjIK1R4ZQstXJGrj2KkU +Q5ZSapckapx5bKMNCtb2oxNeLMY+rN0uumjw1wzJYr7sYzmNEJGfB9/PN3d+YFZnhUDGLOyHy//z PR0skyItNSQGdWltnhIZlqPqUtFW46WmQdqutcKFLhN4JsQg7qeU/tB9kRgrpyj1SKs61EW05gkZ1 W54NKKhtEsmKS/F5FiC0PDCU8wbsdrUtlu3vrkwvcdtCP0bjw9Jldw0dPuzfvxJg==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from ) id 1ojO0d-006hDC-1j; Fri, 14 Oct 2022 18:58:08 +0200 Message-ID: <5da63402ee109ab6df3e0cdbaab3ddaa2156ab8c.camel@sipsolutions.net> Subject: Re: Splat from net/wireless/wext-core.c From: Johannes Berg To: Larry Finger , linux-wireless Date: Fri, 14 Oct 2022 18:57:54 +0200 In-Reply-To: <988d4c5c-a9a4-2f16-aa3c-e15778c04d46@lwfinger.net> References: <988d4c5c-a9a4-2f16-aa3c-e15778c04d46@lwfinger.net> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.44.4 (3.44.4-2.fc36) MIME-Version: 1.0 X-malware-bazaar: not-scanned X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On Fri, 2022-10-14 at 11:49 -0500, Larry Finger wrote: > Hi, >=20 > With a recent pull from kernel mainline, I am getting a log splat shown b= elow: >=20 > [ 29.369446] ------------[ cut here ]------------ > [ 29.369447] memcpy: detected field-spanning write (size 16) of single = field=20 > "&compat_event->pointer" at net/wireless/wext-core.c:623 (size 4) Yeah fixed by commit e3e6e1d16a4c ("wifi: wext: use flex array destination for memcpy()") I think? johannes