Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751410AbXBCTy2 (ORCPT ); Sat, 3 Feb 2007 14:54:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751419AbXBCTy2 (ORCPT ); Sat, 3 Feb 2007 14:54:28 -0500 Received: from vms046pub.verizon.net ([206.46.252.46]:41657 "EHLO vms046pub.verizon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751410AbXBCTy1 (ORCPT ); Sat, 3 Feb 2007 14:54:27 -0500 X-Greylist: delayed 3600 seconds by postgrey-1.27 at vger.kernel.org; Sat, 03 Feb 2007 14:54:27 EST Date: Sat, 03 Feb 2007 13:54:17 -0500 From: Eric Buddington Subject: 2.6.20-rc6-mm3 BUG in drm_ioctl with Rage 128 card To: linux-kernel@vger.kernel.org Reply-to: ebuddington@wesleyan.edu Message-id: <20070203185407.GA5256@pool-70-109-243-148.wma.east.verizon.net> Organization: ECS Labs MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-disposition: inline User-Agent: Mutt/1.5.12-2006-07-14 X-Eric-conspiracy: there is no conspiracy Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2508 Lines: 56 While repeatedly recompiling and restarting xorg-server-1.1.1, I managed to generate the following BUG. Kernel is 2.6.20-rc6-mm3, video card is 01:00.0 VGA compatible controller: ATI Technologies Inc Rage 128 Pro Ultra TF (prog-if 00 [VGA]) -Eric ---------------------------------- BUG: unable to handle kernel NULL pointer dereference at virtual address 0000000 0 printing eip: 00000000 *pde = 18cdb067 *pte = 00000000 Oops: 0000 [#1] last sysfs file: /devices/pci0000:00/0000:00:00.0/class Modules linked in: ppp_synctty ppp_async crc_ccitt ppp_generic slhc r128 drm sof tdog keyspan_pda usbserial sch_tbf raw1394 dv1394 ohci1394 ieee1394 snd_ice1712 snd_ice17xx_ak4xxx snd_ak4xxx_adda snd_cs8427 snd_i2c snd_mpu401_uart snd_rawmid i usbnet snd_intel8x0 snd_ac97_codec ac97_bus ipt_tos ipt_owner iptable_nat nf_c onntrack_ipv4 ipt_MASQUERADE nf_nat nf_conntrack nfnetlink ipt_TOS iptable_filte r iptable_mangle ip_tables x_tables 8139too sis900 sis5595 hwmon i2c_isa i2c_cor e sis_agp agpgart ide_scsi CPU: 0 EIP: 0060:[<00000000>] Tainted: G M VLI EFLAGS: 00013246 (2.6.20-rc6-mm3 #1) EIP is at 0x0 eax: f7a3ec60 ebx: 00000000 ecx: f928eda0 edx: 00000000 esi: f7a3ec60 edi: c3c399e0 ebp: 00004000 esp: f355feb0 ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 Process X (pid: 30162, ti=f355e000 task=f7932030 task.ti=f355e000) Stack: f9299ccc 00000800 000006d0 00000003 c1b36570 00000000 00000000 0040ee73 f928eda0 c3c399e0 00000000 f56d2800 f929928c bf94831c 00000000 f52bf1e0 00000000 f51c8860 f93e77bf f93f1800 c029926f 00000000 f93f1810 f56d2800 Call Trace: [] agp_generic_insert_memory+0x5f/0x147 [agpgart] [] agp_bind_memory+0x53/0x64 [agpgart] [] drm_agp_bind+0x49/0x9f [drm] [] copy_to_user+0x2d/0x42 [] drm_agp_bind_ioctl+0x30/0x39 [drm] [] drm_agp_bind_ioctl+0x0/0x39 [drm] [] drm_ioctl+0x14b/0x193 [drm] [] drm_ioctl+0x0/0x193 [drm] [] do_ioctl+0x3e/0x4d [] vfs_ioctl+0x207/0x21e [] sys_ioctl+0x33/0x4d [] sysenter_past_esp+0x5d/0x81 ======================= Code: Bad EIP value. EIP: [<00000000>] 0x0 SS:ESP 0068:f355feb0 [drm:drm_release] *ERROR* Device busy: 1 0 - 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/