From owner-freebsd-virtualization@freebsd.org Thu Aug 11 02:56:42 2016 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 31319BB50D1 for ; Thu, 11 Aug 2016 02:56:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 201361BB6 for ; Thu, 11 Aug 2016 02:56:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u7B2uf8v002030 for ; Thu, 11 Aug 2016 02:56:41 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-virtualization@FreeBSD.org Subject: [Bug 195819] TSC calibration can hang FreeBSD in Hyper-V Generation 2 VM Date: Thu, 11 Aug 2016 02:56:41 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.1-STABLE X-Bugzilla-Keywords: patch, uefi X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: decui@microsoft.com X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: freebsd-virtualization@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.22 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: Thu, 11 Aug 2016 02:56:42 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D195819 --- Comment #24 from Dexuan Cui --- (In reply to Dexuan Cui from comment #22) The TSC calibration issue was fixed in Apr: https://github.com/freebsd/freebsd/commit/cff47489671a6ec6470f706f530df99c1= 58511b0 and the fix was merged into 10.3, stable/11 and 12.-CURRENT. but unluckily today I found the I couldn't boot UEFI VM (i.e. Hyper-V Generation-2 VM) with the 10.3 uefi iso and 11-beta1 iso. :-( The symptom is the same (it looks the kernel crashes at the very early point where the uefi fb driver fails to load?). I'll report a new bug. --=20 You are receiving this mail because: You are the assignee for the bug.=