From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1C51EC4321E for ; Tue, 29 Nov 2022 12:05:55 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ozzMe-0000Rt-8V; Tue, 29 Nov 2022 07:05:30 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ozzLq-0008FZ-2l; Tue, 29 Nov 2022 07:04:48 -0500 Received: from mail-yw1-x112e.google.com ([2607:f8b0:4864:20::112e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ozzLo-0002Hz-7U; Tue, 29 Nov 2022 07:04:37 -0500 Received: by mail-yw1-x112e.google.com with SMTP id 00721157ae682-3cbdd6c00adso42533597b3.11; Tue, 29 Nov 2022 04:04:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=lZqYt7DGSda3M+AU1nq/d6A2DRd8wn86Aq2Rs8xNEyI=; b=gfTlGLBmHJxhBTD5VRZOQLCDl7uk2++og36qk5Sg42xpBzsXWFmctYAZGjYZxz7ZPC UuTLL6zOu+qW5axzMa3ZevnrjqaHbVKeqnnOrqoV3mPW+5B+wBPDB1dK/SyT/0Xo54VF 9PX6C//OPsVcWXsQ/IWeDMTvDA/9VN7d6Ypqog/xQD8ll/hZEUd8ym9uxD5wB3WXOSoa 0l/e0D0J7a/2HM1pVyKoPcD/9JLazWWm3e1RPbZ6kUEVS3l7rx+Uha3Rsu4JEJ6R2Bvz DHZVH2iyTQcMucLgHneQjbIG2ePml64wWJRCKrucTkZ1DfoXj3Am/73KAHgQhUBqpyli PEQg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=lZqYt7DGSda3M+AU1nq/d6A2DRd8wn86Aq2Rs8xNEyI=; b=7SJ39bVZdFmOiW89ksXDJB/bYPkckafyUGa5DSnJwQCZVv8dQyBTFR+i0+Ug2UnJUW Cqf8CdSZWTCanD5kTLDj6yahPT80jAfFD+3fJUml+XaIJQQBrSmb+g9UP9QAkNrvnGDH y7d+RT+osK5BJeJ40XjHtHQNXC0SpaVGIKAGigUKnaPXrpQWiTbkIi1PcHKvIX7xxkOO X7rX9aJSlK1/LsJIVhWOeI7LkK5MlqAxvWXh7WV3mQOhFU5I1Jz75HjO0cZd0BLg+pNo VUfNUiuIPiWzt/76w3s83aL0XGMxs2lPY7R5Pc7NDJG1UhHMVQvzSpbldyw+gVd1n9ge oVSQ== X-Gm-Message-State: ANoB5pnXo+5v4y8SUDDJKQgrdg71+nyf3B6xf+RDzQWPcGwi0B0X3V0G hyy0I9QnhS1xhhr+kbQU5LCmzvOghRFMxzo5d6Q= X-Google-Smtp-Source: AA0mqf7en6T0w+LnGI94+jS7GRQsFQDKDIvcMy4z9C6eSk/9Oom6WUrPQitZApy4i6F/likDW3tiGmji13rtVpb2GvE= X-Received: by 2002:a81:5309:0:b0:38f:80d5:f22d with SMTP id h9-20020a815309000000b0038f80d5f22dmr35839493ywb.296.1669723474484; Tue, 29 Nov 2022 04:04:34 -0800 (PST) MIME-Version: 1.0 References: <20221125143946.27717-1-mhartmay@linux.ibm.com> <87wn7ef6cm.fsf@linux.ibm.com> <1a94f96b-d9b6-44af-cedb-aa17eb1a3a84@de.ibm.com> <618edde1-31d8-9db8-48d9-137fe81b788b@de.ibm.com> In-Reply-To: From: Stefan Hajnoczi Date: Tue, 29 Nov 2022 07:04:22 -0500 Message-ID: Subject: Re: [PATCH] virtiofsd: Add `sigreturn` to the seccomp whitelist To: "Dr. David Alan Gilbert" Cc: Christian Borntraeger , Marc Hartmayer , qemu-devel@nongnu.org, qemu-s390x , virtio-fs@redhat.com, Stefan Hajnoczi , Sven Schnelle , Stefan Liebler Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2607:f8b0:4864:20::112e; envelope-from=stefanha@gmail.com; helo=mail-yw1-x112e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org To find out: # perf record -e signal:signal_deliver ...wait for QEMU shutdown... ^C # perf script qemu-system-x86_64 2319136 [001] 1062886.415312: signal:signal_deliver: sig=2 errno=0 code=128 sa_handler=7fc6ccfbabc0 sa_flags=14000004 sig=2 is SIGINT. This is just an example, I didn't run virtiofsd.