From owner-svn-src-all@freebsd.org Thu May 24 10:22:58 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 60EF9EAB38C; Thu, 24 May 2018 10:22:58 +0000 (UTC) (envelope-from royger@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 1038F827B5; Thu, 24 May 2018 10:22:58 +0000 (UTC) (envelope-from royger@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id E42DF11005; Thu, 24 May 2018 10:22:57 +0000 (UTC) (envelope-from royger@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w4OAMvWx081959; Thu, 24 May 2018 10:22:57 GMT (envelope-from royger@FreeBSD.org) Received: (from royger@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w4OAMv5r081958; Thu, 24 May 2018 10:22:57 GMT (envelope-from royger@FreeBSD.org) Message-Id: <201805241022.w4OAMv5r081958@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: royger set sender to royger@FreeBSD.org using -f From: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Date: Thu, 24 May 2018 10:22:57 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r334147 - head/sys/x86/xen X-SVN-Group: head X-SVN-Commit-Author: royger X-SVN-Commit-Paths: head/sys/x86/xen X-SVN-Commit-Revision: 334147 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 24 May 2018 10:22:58 -0000 Author: royger Date: Thu May 24 10:22:57 2018 New Revision: 334147 URL: https://svnweb.freebsd.org/changeset/base/334147 Log: xen/pvh: allocate dbg_stack Or else init_secondary will hit a page fault (or write garbage somewhere). Sponsored by: Citrix Systems R&D Modified: head/sys/x86/xen/pv.c Modified: head/sys/x86/xen/pv.c ============================================================================== --- head/sys/x86/xen/pv.c Thu May 24 10:20:42 2018 (r334146) +++ head/sys/x86/xen/pv.c Thu May 24 10:22:57 2018 (r334147) @@ -101,6 +101,7 @@ static int xen_pv_start_all_aps(void); extern char *doublefault_stack; extern char *mce_stack; extern char *nmi_stack; +extern char *dbg_stack; #endif /* @@ -224,6 +225,8 @@ start_xen_ap(int cpu) (char *)kmem_malloc(kernel_arena, PAGE_SIZE, M_WAITOK | M_ZERO); nmi_stack = (char *)kmem_malloc(kernel_arena, PAGE_SIZE, M_WAITOK | M_ZERO); + dbg_stack = + (void *)kmem_malloc(kernel_arena, PAGE_SIZE, M_WAITOK | M_ZERO); dpcpu = (void *)kmem_malloc(kernel_arena, DPCPU_SIZE, M_WAITOK | M_ZERO);