From owner-freebsd-virtualization@freebsd.org Fri Feb 10 18:27:30 2017 Return-Path: Delivered-To: freebsd-virtualization@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6077ECD94A8 for ; Fri, 10 Feb 2017 18:27:30 +0000 (UTC) (envelope-from shawn.webb@hardenedbsd.org) Received: from mail-qt0-x236.google.com (mail-qt0-x236.google.com [IPv6:2607:f8b0:400d:c0d::236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 0E1C4952 for ; Fri, 10 Feb 2017 18:27:30 +0000 (UTC) (envelope-from shawn.webb@hardenedbsd.org) Received: by mail-qt0-x236.google.com with SMTP id x49so42667706qtc.2 for ; Fri, 10 Feb 2017 10:27:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=hardenedbsd-org.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:organization:user-agent :in-reply-to:references:mime-version; bh=odPaKMFnxb4R443To0UEY1VvVV9oenBOB1DE19+Ue/Y=; b=P9H01A9aT6Bjzn2wOhULFTKCYpY0i0uNd55V5v5e/6WzpbITG1ipYmlnN1FzmDcs+G +T7W3NJuAulCaOooZlU7o3bT8Ic6VGxEbdXKNoK1uiO5A/YCQOY4e+H1YKgK0m/NoQEM oM8xr4FQSF/svcuoBYnxD8JSjcxfs7Hkvkj2l/epQGP7X80xnF/DbfpgKiN/AnZSrNeH W7sD1sHVgMfPDu+DoZ+tfbBjUZqIIpoa8KCbc6FHKa6nekhEIUUyt0Yx+t2GkTo+DlvH /fXAeWvjXwEMMDyKLuXBozdklmCndXp7lu8E6kNY1soGSEVYPsEAT8r9t7ONSYzQzGOR R0aQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:organization :user-agent:in-reply-to:references:mime-version; bh=odPaKMFnxb4R443To0UEY1VvVV9oenBOB1DE19+Ue/Y=; b=Bkn8yRUkT07MHM/P0j9imPel2JHvP6Lg74jA6ooP88EMeIj8AZeiCre4xXuwGO/eKj afCvG0B+Tts+jjzaftWZ+JzrC/GFIRlgCfUcPhPXJXOa5fzyvPDKd6NFXL/dAJPdNMft j8bLPVxXgszRI4RHxNHrfdS3M9qr9k8fyTuV/bsVpO9/UUkXLZAQc0dNl1gWL5aTcWYq uq0EBHsTpLdtobUgKRgoe/4m6gFKn3rfAVuYXyR399/lmVZFmufQPNJj2q3BMekYaPet n/IVeCMQGwamnBx9A/QRy2YCMZhNEokQ/wjcl66rO+Y5Pr/K8ex/j2Z8K8qnSSgsCocA IJgg== X-Gm-Message-State: AMke39n7HteYng274tDpnkuN8mXarpt6N42tSueX3RpDtXUb7Y2kGLHTetMx1rupabHtVx0S4lwh7nQS1synIdfcTyeZfPHKxRFImUFbwZk0OfQ1L2+kbWqRO17wC2BmjOrsVLtnCfiXFBUwCIlRgiuSez89EX7dMPGvQUbNPo9p+i2ErIDUuNcM9RuLgtrYZ7n7qLEZH6zvAd4QIQ== X-Received: by 10.200.44.74 with SMTP id e10mr10022898qta.145.1486751248718; Fri, 10 Feb 2017 10:27:28 -0800 (PST) Received: from hbsd-dev-laptop.localnet ([63.88.83.66]) by smtp.gmail.com with ESMTPSA id r57sm2124778qtr.27.2017.02.10.10.27.27 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 10 Feb 2017 10:27:28 -0800 (PST) From: Shawn Webb To: freebsd-virtualization@freebsd.org Subject: Re: Unable to create OpenBSD 6.0 bhyve guest Date: Fri, 10 Feb 2017 13:27:21 -0500 Message-ID: <1757175.5Lz3SQ4xSy@hbsd-dev-laptop> Organization: HardenedBSD User-Agent: KMail/4.14.10 (FreeBSD/12.0-CURRENT-HBSD; KDE/4.14.10; amd64; ; ) In-Reply-To: <20170210181513.vtnq3ph5vmk3sbi4@scotland.uxdom.org> References: <20170210181513.vtnq3ph5vmk3sbi4@scotland.uxdom.org> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart3870221.ZfbzRfxnRL"; micalg="pgp-sha256"; protocol="application/pgp-signature" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Feb 2017 18:27:30 -0000 --nextPart3870221.ZfbzRfxnRL Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="us-ascii" On Friday, 10 February 2017 06:15:13 PM C. L. Martinez wrote: > Hi all, >=20 > I am trying to create an OpenBSD 6.0 virtual guest under FreeBSD 11 = bhyve > server. When I try list cd contents, segmentation faults appears: >=20 > grub-bhyve -d /data/vms/conf/obsdfwwif -m device.map -r cd0 obsdfwwif= >=20 >=20 > = GNU > GRUB version 2.00 >=20 > Minimal BASH-like line editing is supported. For the first word, T= AB > lists possible command completions. Anywhere else TAB lists possible = device > or file completions. >=20 >=20 > grub>ls > Segmentation fault >=20 Hey C.L. Martinez, This is because grub-bhyve creates memory mappings that are both writab= le and=20 executable, something that is disallowed by default on HardenedBSD. You'll need to add a secadm rule to disable pageexec and mprotect restr= ictions=20 for grub-bhyve. You can find a sample rule here: https://github.com/HardenedBSD/secadm-rules/blob/master/grub-bhyve.rule= Thanks, =2D-=20 Shawn Webb Cofounder and Security Engineer HardenedBSD GPG Key ID: 0x6A84658F52456EEE GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 6EEE --nextPart3870221.ZfbzRfxnRL Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. 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