From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758944Ab0I0JIa (ORCPT ); Mon, 27 Sep 2010 05:08:30 -0400 Received: from mail-pz0-f46.google.com ([209.85.210.46]:33962 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752712Ab0I0JI2 (ORCPT ); Mon, 27 Sep 2010 05:08:28 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=e0OFMHQC924qjtKiF7WP17KjvhS4VIMDp+y1PO9oSFdUbiA6knNcO567MTlCBoLTT7 jPj81XPzivxcSR1MTZvgUlmBGPf/zGpxlV6K58JrMCiCOhWUJLZbdbd8JZNrp6CBfxhY HaM7HUdPRvm8CQy53rAZZmviBAzsci4sO9DKs= Date: Mon, 27 Sep 2010 17:12:58 +0800 From: =?utf-8?Q?Am=C3=A9rico?= Wang To: CAI Qian Cc: "Eric W. Biederman" , Hugh Dickins , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Rik van Riel , Andrew Morton Subject: Re: [PATCH 0/3] Generic support for revoking mappings Message-ID: <20100927091258.GF5785@cr0.nay.redhat.com> References: <1933893701.2026841285577549772.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1933893701.2026841285577549772.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 27, 2010 at 04:52:29AM -0400, CAI Qian wrote: >Just a head up. Tried to boot latest mmotm kernel with those patches applied hit this. I am wondering what I did wrong. > You missed the header of this oops/warning/bug, is that a BUG_ON or WARN_ON or other thing? >Pid: 1, comm: init Not tainted 2.6.36-rc5-mm1+ #2 /KVM >RIP: 0010:[] [] prio_tree_insert+0x188/0x2a0 >RSP: 0018:ffff880c3b1bfcd8 EFLAGS: 00010202 >RAX: ffff880c374b40d8 RBX: 0000000000000100 RCX: ffff880c374b40d8 >RDX: 0000000000000179 RSI: 0000000000000000 RDI: 0000000000000179 >RBP: ffff880c9f4ba188 R08: 0000000000000001 R09: ffff880c374b9330 >R10: 0000000000000001 R11: 0000000000000002 R12: ffff880c374b40d8 >R13: 00000007fa7367ba R14: 00000007fa7367be R15: 0000000000000000 >FS: 00007fa7369d9700(0000) GS:ffff8800df540000(0000) knlGS:0000000000000000 >CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 >CR2: ffffffffffffffc0 CR3: 0000000c374b1000 CR4: 00000000000006e0 >DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 >DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 >Process init (pid: 1, threadinfo ffff880c3b1be000, task ffff880c3b1bd400) >Stack: > ffff880c3b1bd400 ffff880c374b4088 ffff880c374b40d8 ffff880c374b4088 ><0> ffff880c9f4ba168 ffff880c9f4ba188 ffff880c374b3680 ffffffff810daff8 ><0> 0000000000000002 ffff880c374b41f8 ffff880c374b42b0 ffffffff810e9171 >Call Trace: > [] ? vma_prio_tree_insert+0x28/0x120 > [] ? vma_adjust+0xe1/0x560 > [] ? avc_has_perm+0x6b/0xa0 > [] ? __split_vma+0x1c9/0x250 > [] ? mprotect_fixup+0x708/0x7b0 > [] ? handle_mm_fault+0x1da/0xcf0 > [] ? pvclock_clocksource_read+0x50/0xc0 > [] ? __dequeue_entity+0x40/0x50 > [] ? file_has_perm+0xf1/0x100 > [] ? sys_mprotect+0x182/0x250 > [] ? system_call_fastpath+0x16/0x1b >Code: 56 20 e9 d4 fe ff ff bb 01 00 00 00 48 d3 e3 48 85 db 0f 84 08 01 00 00 45 31 ff 66 45 85 c0 4c 89 e1 74 78 0f 1f 80 00 00 00 00 <48> 8b 46 c0 48 2b 46 b8 4c 8b 6e 40 48 c1 e8 0c 4c 39 ef 4d 8d >RIP [] prio_tree_insert+0x188/0x2a0 > RSP >CR2: ffffffffffffffc0 >---[ end trace 667258bb79b38e02 ]--- > Looks like something wrong in page fault.