Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758423AbZCUT2Z (ORCPT ); Sat, 21 Mar 2009 15:28:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756502AbZCUT0X (ORCPT ); Sat, 21 Mar 2009 15:26:23 -0400 Received: from smtp1.Stanford.EDU ([171.67.219.81]:40961 "EHLO smtp1.stanford.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755644AbZCUT0W (ORCPT ); Sat, 21 Mar 2009 15:26:22 -0400 Subject: Re: [Announce] 2.6.29-rc8-rt2 From: Fernando Lopez-Lezcano To: Ingo Molnar Cc: nando@ccrma.Stanford.EDU, Thomas Gleixner , Linux Kernel Mailing List In-Reply-To: <1237662372.3574.2.camel@localhost.localdomain> References: <1235437021.4462.25.camel@localhost.localdomain> <1235513895.3816.11.camel@localhost.localdomain> <1235595160.9252.49.camel@localhost.localdomain> <1235619922.31774.17.camel@localhost.localdomain> <1236984825.10748.17.camel@localhost.localdomain> <1237661053.3196.10.camel@localhost.localdomain> <20090321184904.GA19352@elte.hu> <1237662372.3574.2.camel@localhost.localdomain> Content-Type: text/plain Date: Sat, 21 Mar 2009 12:27:04 -0700 Message-Id: <1237663624.3200.3.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 (2.22.3.1-1.fc9) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4691 Lines: 101 On Sat, 2009-03-21 at 12:06 -0700, Fernando Lopez-Lezcano wrote: > On Sat, 2009-03-21 at 19:49 +0100, Ingo Molnar wrote: > > * Fernando Lopez-Lezcano wrote: > > > > > Mar 21 10:47:43 localhost kernel: kernel tried to execute NX-protected > > > page - exploit attempt? (uid: 0) > > > Mar 21 10:47:43 localhost kernel: BUG: unable to handle kernel paging > > > request at f6400800 > > > > kernel tried to execute some really weird address, probably via a > > function pointer. > > Strangely enough rc8-rt1 boots (almost). _Exact_ same build with the > exception of the change from rt1 -> rt2. > > Haldaemon does not start on boot (fails), if I login as root and start > the haldaemon service manually it starts. And then things seem to work > fine (I'm writing this email from that machine). Still investigating... First problem was due to old firmware for the iwl3945 hardware. I updated to the latest and hal started fine (this is on fc9). Now another one related to xorg/drm... Oh well... -- Fernando Mar 21 12:17:51 localhost kernel: ------------[ cut here ]------------ Mar 21 12:17:51 localhost kernel: kernel BUG at drivers/gpu/drm/drm_fops.c:146! Mar 21 12:17:51 localhost kernel: invalid opcode: 0000 [#1] PREEMPT SMP Mar 21 12:17:51 localhost kernel: last sysfs file: /sys/devices/pci0000:00/0000:00:02.0/drm/card0/dri_library_name Mar 21 12:17:51 localhost kernel: Modules linked in: i915 drm i2c_algo_bit bridge stp bnep rfcomm l2cap sunrpc ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 cpufreq_ondemand acpi_cpufreq dm_multipath snd_hda_codec_analog snd_hda_intel snd_hda_codec snd_hwdep thinkpad_acpi snd_seq_dummy snd_seq_oss snd_seq_midi_event hwmon snd_seq sdhci_pci arc4 snd_seq_device sdhci pcspkr joydev mmc_core snd_pcm_oss ecb i2c_i801 yenta_socket snd_mixer_oss rsrc_nonstatic ricoh_mmc ohci1394 iTCO_wdt iTCO_vendor_support i2c_core iwl3945 snd_pcm video snd_timer snd rfkill output soundcore e1000e mac80211 btusb snd_page_alloc lib80211 bluetooth cfg80211 ata_generic pata_acpi uhci_hcd ohci_hcd ehci_hcd [last unloaded: microcode] Mar 21 12:17:51 localhost kernel: Mar 21 12:17:51 localhost kernel: Pid: 2809, comm: Xorg Not tainted (2.6.29-0.2.rt1.1.rc8.fc9.ccrma.i686.rtPAE #1) 6463CTO Mar 21 12:17:51 localhost kernel: EIP: 0060:[] EFLAGS: 00013216 CPU: 0 Mar 21 12:17:51 localhost kernel: EIP is at drm_open+0x442/0x48d [drm] Mar 21 12:17:51 localhost kernel: EAX: f59339a4 EBX: f45a582c ECX: f4584564 EDX: f45a5800 Mar 21 12:17:51 localhost kernel: ESI: 00000000 EDI: f45a582c EBP: f4570e64 ESP: f4570e40 Mar 21 12:17:51 localhost kernel: DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 preempt:00000001 Mar 21 12:17:51 localhost kernel: Process Xorg (pid: 2809, ti=f4570000 task=f44e6d70 task.ti=f4570000) Mar 21 12:17:51 localhost kernel: Stack: Mar 21 12:17:51 localhost kernel: f4955e00 f4584564 f45a5800 f5883400 00000000 f45ca394 ffffffed f85b2338 Mar 21 12:17:51 localhost kernel: f4955e00 f4570e7c f85a6fe4 f4584564 00000000 f45433c0 f45433c0 f4570ea0 Mar 21 12:17:51 localhost kernel: c04ae3bd f4955e00 f4584564 00000000 00000000 f4955e00 00000000 f4584564 Mar 21 12:17:51 localhost kernel: Call Trace: Mar 21 12:17:51 localhost kernel: [] ? drm_stub_open+0xa5/0xf0 [drm] Mar 21 12:17:51 localhost kernel: [] ? chrdev_open+0x112/0x129 Mar 21 12:17:51 localhost kernel: [] ? __dentry_open +0x146/0x23a Mar 21 12:17:51 localhost kernel: [] ? nameidata_to_filp +0x2c/0x43 Mar 21 12:17:51 localhost kernel: [] ? chrdev_open+0x0/0x129 Mar 21 12:17:51 localhost kernel: [] ? do_filp_open +0x35d/0x677 Mar 21 12:17:51 localhost kernel: [] ? rt_spin_lock_fastlock +0x27/0x5e Mar 21 12:17:51 localhost kernel: [] ? rt_spin_lock_fastlock +0x27/0x5e Mar 21 12:17:51 localhost kernel: [] ? do_sys_open+0x42/0xb7 Mar 21 12:17:51 localhost kernel: [] ? sys_open+0x1e/0x26 Mar 21 12:17:51 localhost kernel: [] ? sysenter_do_call +0x12/0x28 Mar 21 12:17:51 localhost kernel: Code: 83 c3 2c 89 d8 e8 a5 ea 13 c8 8b 4d e8 83 79 04 01 75 2e 8b 55 e4 8b 82 d4 02 00 00 85 c0 74 0f 8b 4d e0 3b 81 e0 00 00 00 74 16 <0f> 0b eb fe 8b 55 e0 8b 4d e4 8b 82 e0 00 00 00 89 81 d4 02 00 Mar 21 12:17:51 localhost kernel: EIP: [] drm_open+0x442/0x48d [drm] SS:ESP 0068:f4570e40 Mar 21 12:17:51 localhost kernel: ---[ end trace ebf0ba7e33809de9 ]--- -- 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/