Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753625AbYLRAOi (ORCPT ); Wed, 17 Dec 2008 19:14:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753284AbYLRAOX (ORCPT ); Wed, 17 Dec 2008 19:14:23 -0500 Received: from yw-out-2324.google.com ([74.125.46.30]:11816 "EHLO yw-out-2324.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753184AbYLRAOU (ORCPT ); Wed, 17 Dec 2008 19:14:20 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=KvIEOxeOunVvAjDTowGBwrJWqNt3FdZUur6Ssg6BiDm9OgrSBk4N/EbFswyjqMvMQX VINzrsaa5McT27YHSl6LxntBELjgDkGpvBJrw4YIJnxCWX3pSHT1Gflm2n5RVmUhxjPp uAnZXnmdYyGpPcvam4qrDCWXq/Wi6BugrkCR4= Message-ID: <494995D7.6090009@gmail.com> Date: Wed, 17 Dec 2008 20:14:15 -0400 From: Kevin Winchester User-Agent: Thunderbird 2.0.0.18 (X11/20081105) MIME-Version: 1.0 To: Stephen Rothwell CC: linux-next@vger.kernel.org, LKML , Dave Airlie Subject: Re: linux-next: Tree for December 17 (Radeon DRM BUG) References: <20081217232536.0b18f4a7.sfr@canb.auug.org.au> In-Reply-To: <20081217232536.0b18f4a7.sfr@canb.auug.org.au> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Stephen Rothwell wrote: > Hi all, > > I get the following BUG in the radeon drm code with today's linux-next when I run "startx". I have not built or tested linux-next in a while, but the problem definitely does not occur in mainline. Dec 17 20:02:41 winchester [ 43.741709] BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 Dec 17 20:02:41 winchester [ 43.741723] IP: [] radeon_cp_init+0x311/0x9f6 Dec 17 20:02:41 winchester [ 43.741740] PGD 4d501067 PUD 4d533067 PMD 0 Dec 17 20:02:41 winchester [ 43.741747] Oops: 0002 [#1] Dec 17 20:02:41 winchester [ 43.741751] last sysfs file: /sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/resource Dec 17 20:02:41 winchester [ 43.741757] CPU 0 Dec 17 20:02:41 winchester [ 43.741760] Modules linked in: Dec 17 20:02:41 winchester [ 43.741766] Pid: 3630, comm: X Not tainted 2.6.28-rc8-next-20081217 #192 Dec 17 20:02:41 winchester [ 43.741771] RIP: 0010:[] [] radeon_cp_init+0x311/0x9f6 Dec 17 20:02:41 winchester [ 43.741780] RSP: 0018:ffff88004d575e18 EFLAGS: 00010282 Dec 17 20:02:41 winchester [ 43.741784] RAX: ffff88004f36d640 RBX: ffff88004f257400 RCX: ffff88004f36d640 Dec 17 20:02:41 winchester [ 43.741789] RDX: 0000002000000002 RSI: ffff88004f3fd000 RDI: ffff88004f085800 Dec 17 20:02:41 winchester [ 43.741793] RBP: ffff88004d575e38 R08: ffff88004d559600 R09: ffff88004d575ef8 Dec 17 20:02:41 winchester [ 43.741798] R10: 0000000000000000 R11: 0000000000003202 R12: ffff88004f085800 Dec 17 20:02:41 winchester [ 43.741802] R13: ffff88004eb9d500 R14: 0000000000000000 R15: ffff88004eb9db00 Dec 17 20:02:41 winchester [ 43.741808] FS: 00007f845ffa26f0(0000) GS:ffffffff80699e40(0000) knlGS:0000000000000000 Dec 17 20:02:41 winchester [ 43.741813] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Dec 17 20:02:41 winchester [ 43.741817] CR2: 0000000000000000 CR3: 000000004d55f000 CR4: 00000000000006e0 Dec 17 20:02:41 winchester [ 43.741822] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Dec 17 20:02:41 winchester [ 43.741826] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Dec 17 20:02:41 winchester [ 43.741832] Process X (pid: 3630, threadinfo ffff88004d574000, task ffff88004f287330) Dec 17 20:02:41 winchester [ 43.741835] Stack: Dec 17 20:02:41 winchester [ 43.741838] 00000000fffffff4 0000000040786440 ffff88004f085800 ffffffff80383e0c Dec 17 20:02:41 winchester [ 43.741845] ffff88004d575e98 ffffffff8037249e ffff88004d575e48 ffff88004d575e48 Dec 17 20:02:41 winchester [ 43.741852] 00007fff67fbf5a0 ffff88004eb9d500 ffff88004f08583c ffff88004d559600 Dec 17 20:02:41 winchester [ 43.741860] Call Trace: Dec 17 20:02:41 winchester [ 43.741865] [] ? radeon_cp_init+0x0/0x9f6 Dec 17 20:02:41 winchester [ 43.741871] [] drm_ioctl+0x1de/0x270 Dec 17 20:02:41 winchester [ 43.741881] [] vfs_ioctl+0x4a/0x55 Dec 17 20:02:41 winchester [ 43.741890] [] do_vfs_ioctl+0x3b2/0x3ff Dec 17 20:02:41 winchester [ 43.741896] [] ? fsnotify_modify+0x4e/0x53 Dec 17 20:02:41 winchester [ 43.741904] [] sys_ioctl+0x45/0x80 Dec 17 20:02:41 winchester [ 43.741910] [] ? sys_write+0x62/0x72 Dec 17 20:02:41 winchester [ 43.741917] [] system_call_fastpath+0x16/0x1b Dec 17 20:02:41 winchester [ 43.741925] Code: 00 00 49 8b 45 60 48 89 83 f8 00 00 00 49 8b 45 68 48 89 83 00 01 00 00 49 8b 45 70 48 89 83 08 01 00 00 e8 7e da fe ff 48 85 c0 <49> 89 06 48 c7 c6 b0 4e 4d 80 48 c7 c7 13 4a 5c 80 0f 84 a7 fd Dec 17 20:02:41 winchester [ 43.741970] RIP [] radeon_cp_init+0x311/0x9f6 Dec 17 20:02:41 winchester [ 43.741977] RSP Dec 17 20:02:41 winchester [ 43.741980] CR2: 0000000000000000 Dec 17 20:02:41 winchester [ 43.741984] ---[ end trace dc6d31ddec008340 ]--- Dec 17 20:02:41 winchester [ 43.761235] [drm:drm_release] *ERROR* Device busy: 1 What other information can I provide? -- Kevin Winchester -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/