From owner-freebsd-hackers@freebsd.org Mon Apr 26 14:16:27 2021 Return-Path: Delivered-To: freebsd-hackers@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C0CEE5E1F88 for ; Mon, 26 Apr 2021 14:16:27 +0000 (UTC) (envelope-from ionut.mihalache1506@gmail.com) Received: from mail-io1-xd2f.google.com (mail-io1-xd2f.google.com [IPv6:2607:f8b0:4864:20::d2f]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FTRlZ6mVKz3QlR for ; Mon, 26 Apr 2021 14:16:26 +0000 (UTC) (envelope-from ionut.mihalache1506@gmail.com) Received: by mail-io1-xd2f.google.com with SMTP id p8so3412453iol.11 for ; Mon, 26 Apr 2021 07:16:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=edlAU8ex+8vp0vyb+jPLfMDLQ4CewTaLOQHogwRb6KQ=; b=tiKbjmDgh6aMkK35SPyKsbYjCHw6zEvKN5a6BYNmR8XuOQra5ghZ9XfvB021CAxIsT 6CYrLlKjfKjdbqY1hGYkA0FwSkfj04arxXZsfrm2JDUQxuJ50f6ReUULAF24JlSoI6Bi ld3UN93sAeIaZhfdJGOWzQDojz/eXeKEGXTasrKmD8KDlG/Bp00O6E20X4qHVxrEKQCZ scl3VOqvsJhdAuJtFZgGCYjAzeuL58P/ciGLm8SWGsaJdof8JMDtpInn/UwfvVUrsjpK IOavWHvda4TNZwVHzzSLNVnp+NMyG7NJH6BfsRWfdNXlcaiU3sGkd+aWIqCNyhvzB26Y oQvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=edlAU8ex+8vp0vyb+jPLfMDLQ4CewTaLOQHogwRb6KQ=; b=Krsb+vUp7y8X8JmQ7ZPw0q0pwf8kPmqJItihp9IpVE31BoZkR2NnjSPpco6XAeU0aF yKppzv7TrSKXH5hmqWpiNTpwW9r3HrkiB+cdfdl5YrUHChvl60ULVi8CO4WRvBPsT2HT BnCRH8+io6YLJvbudVAtGbOpP1rD3x3hArhIQB9hghbZUd0bdlhK0kq5PO2prDXkVqDN ykK0/i3Fjxa04DwYVBxAQGBTMjJdtUEONSqRreDwKZIlS431KzS0mr2xR5TGPQjO8tyC Jr6hnI5JqoiQdKNHZy/9IU3RIn2QP71JLlOPGHsjzICWmWMpvc2TztrlVw1ziOYGTOUD +K4w== X-Gm-Message-State: AOAM531j1/UvtaUlDVtfJc9vDboMWIXNJ1Ch7OUSZBmngwlKqUDt34yh 3OH6qs2ykpYkrVi45yGyJZKaKHk4eIryxPBOI/JMZWi6RoM= X-Google-Smtp-Source: ABdhPJwA9Pa83Z2j7c59d5e302m/2iUDnYm0J2l/uGDKLem1/NTbSsOxwFtnoLmlhv5IM7uwhVqnOJ3uMIPdtYQIV3w= X-Received: by 2002:a05:6638:379c:: with SMTP id w28mr7955379jal.81.1619446585623; Mon, 26 Apr 2021 07:16:25 -0700 (PDT) MIME-Version: 1.0 From: =?UTF-8?Q?Ionu=C8=9B_Mihalache?= Date: Mon, 26 Apr 2021 17:16:14 +0300 Message-ID: Subject: cap_sysctlbyname for hw.vmm.destroy To: freebsd-hackers@freebsd.org X-Rspamd-Queue-Id: 4FTRlZ6mVKz3QlR X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=tiKbjmDg; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of ionutmihalache1506@gmail.com designates 2607:f8b0:4864:20::d2f as permitted sender) smtp.mailfrom=ionutmihalache1506@gmail.com X-Spamd-Result: default: False [-3.29 / 15.00]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; TO_DN_NONE(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; R_MIXED_CHARSET(0.71)[subject]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; RBL_DBL_DONT_QUERY_IPS(0.00)[2607:f8b0:4864:20::d2f:from]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-hackers@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; SPAMHAUS_ZRD(0.00)[2607:f8b0:4864:20::d2f:from:127.0.2.255]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::d2f:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-hackers] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.34 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Technical discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 26 Apr 2021 14:16:27 -0000 Hello, I am working on adding capsicum support for the bhyve snapshot feature. At the end of the suspend process, the guest should be destroyed and the code handles this part with a sysctlbyname call which is not working in capability mode. I don't know what is the problem but even when using cap_sysctlbyname I still get the same error code (EPERM). I tried the example from the documentation aswell [1] and still the same error code. What could be the problem? I have a FreeBSD13 host and a FreeBSD13 guest. [1] - https://www.freebsd.org/cgi/man.cgi?query=cap_sysctl&apropos=0&sektion=0&manpath=FreeBSD+13-current&arch=default&format=html