From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756724AbZB0J3N (ORCPT ); Fri, 27 Feb 2009 04:29:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753654AbZB0J27 (ORCPT ); Fri, 27 Feb 2009 04:28:59 -0500 Received: from mail-fx0-f176.google.com ([209.85.220.176]:54518 "EHLO mail-fx0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754151AbZB0J25 (ORCPT ); Fri, 27 Feb 2009 04:28:57 -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 :content-type:content-transfer-encoding; b=thvK753f9sxd20Ra2V+roGPVTFSVusr7SB8noWfhkC4T4VR+byLDXfKwStK7l8RUva ydDMOAr1G6QySXjkYIngdx3YTS1LlST/U4qEbUOTuGNM7e6W+c2TKl6EEmyEXDCrAUkJ pq4diMpFL/Ie9Omwrhne62EHGdCOKT/BxIbCs= Message-ID: <49A7B253.906@gmail.com> Date: Fri, 27 Feb 2009 10:28:51 +0100 From: Jiri Slaby User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1b3pre) Gecko/20090223 SUSE/3.0b2-2.1 Thunderbird/3.0b2 MIME-Version: 1.0 To: airlied@linux.ie CC: eric@anholt.net, keithp@keithp.com, dri-devel@lists.sourceforge.net, Andrew Morton , Linux kernel mailing list Subject: i915 X lockup 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 Hi, everytime I run X, it gets stuck. Currently running on mmotm 2009-02-26-16-58, but I think this is wider problem. I had i915 disabled for a long time (until I noticed today). SysRq : Show Locks Held Showing all locks held in the system: 3 locks held by events/0/10: #0: (events){+.+.+.}, at: [] worker_thread+0x19d/0x340 #1: (&(&dev_priv->mm.retire_work)->work){+.+...}, at: [] worker_thread+0x19d/0x340 #2: (&dev->struct_mutex){+.+.+.}, at: [] i915_gem_retire_work_handler+0x3a/0x90 1 lock held by mingetty/3899: #0: (&tty->atomic_read_lock){+.+.+.}, at: [] n_tty_read+0x48e/0x8e0 1 lock held by mingetty/3900: #0: (&tty->atomic_read_lock){+.+.+.}, at: [] n_tty_read+0x48e/0x8e0 1 lock held by mingetty/3901: #0: (&tty->atomic_read_lock){+.+.+.}, at: [] n_tty_read+0x48e/0x8e0 1 lock held by X/4007: #0: (&dev->struct_mutex){+.+.+.}, at: [] i915_gem_throttle_ioctl+0x2c/0x60 2 locks held by bash/4105: #0: (sysrq_key_table_lock){......}, at: [] __handle_sysrq+0x26/0x190 #1: (tasklist_lock){.+.+..}, at: [] debug_show_all_locks+0x3f/0x1c0 ============================================= INFO: task events/0:10 blocked for more than 120 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. events/0 D 0000000000000000 0 10 2 ffff8801cb22fd60 0000000000000046 ffff8801cb22fcc0 ffffffff809d5cb0 0000000000010400 ffffffff804057ba ffff8801cb20a6d0 ffff8801cb20a080 ffff8801cb20a328 00000000802690a3 00000000ffff0ea1 0000000000000002 Call Trace: [] ? i915_gem_retire_work_handler+0x3a/0x90 [] ? mark_held_locks+0x6d/0x90 [] ? mutex_lock_nested+0x185/0x310 [] mutex_lock_nested+0x116/0x310 [] ? i915_gem_retire_work_handler+0x3a/0x90 [] ? __lock_acquire+0xab3/0x12c0 [] ? i915_gem_retire_work_handler+0x0/0x90 [] i915_gem_retire_work_handler+0x3a/0x90 [] worker_thread+0x1f0/0x340 [] ? worker_thread+0x19d/0x340 [] ? _spin_unlock_irqrestore+0x3f/0x60 [] ? autoremove_wake_function+0x0/0x40 [] ? trace_hardirqs_on+0xd/0x10 [] ? worker_thread+0x0/0x340 [] kthread+0x9e/0xb0 [] child_rip+0xa/0x20 [] ? restore_args+0x0/0x30 [] ? kthread+0x0/0xb0 [] ? child_rip+0x0/0x20 3 locks held by events/0/10: #0: (events){+.+.+.}, at: [] worker_thread+0x19d/0x340 #1: (&(&dev_priv->mm.retire_work)->work){+.+...}, at: [] worker_thread+0x19d/0x340 #2: (&dev->struct_mutex){+.+.+.}, at: [] i915_gem_retire_work_handler+0x3a/0x90 Adapter is: 00:02.0 VGA compatible controller [0300]: Intel Corporation 82G33/G31 Express Integrated Graphics Controller [8086:29c2] (rev 02) (prog-if 00 [VGA controller]) Subsystem: Intel Corporation 82G33/G31 Express Integrated Graphics Controller [8086:29c2] Flags: bus master, fast devsel, latency 0, IRQ 26 Memory at ffa80000 (32-bit, non-prefetchable) [size=512K] I/O ports at ec00 [size=8] Memory at d0000000 (32-bit, prefetchable) [size=256M] Memory at ff900000 (32-bit, non-prefetchable) [size=1M] Capabilities: [90] Message Signalled Interrupts: Mask- 64bit- Count=1/1 Enable+ Capabilities: [d0] Power Management version 2 Kernel driver in use: i915 X server complains: [mi] EQ overflowing. The server is probably stuck in an infinite loop. [mi] mieqEnequeue: out-of-order valuator event; dropping.