From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756698Ab0CaXdw (ORCPT ); Wed, 31 Mar 2010 19:33:52 -0400 Received: from smtp1.linux-foundation.org ([140.211.169.13]:38081 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754804Ab0CaXdt (ORCPT ); Wed, 31 Mar 2010 19:33:49 -0400 Date: Wed, 31 Mar 2010 16:32:34 -0700 From: Andrew Morton To: Thomas Meyer Cc: linux-kernel@vger.kernel.org, Mimi Zohar , James Morris , Eric Paris , dri-devel@lists.sourceforge.net Subject: Re: 2.6.34-rc2: "ima_dec_counts: open/free imbalance"? Message-Id: <20100331163234.8e875ae8.akpm@linux-foundation.org> In-Reply-To: <1269775909.5301.4.camel@localhost.localdomain> References: <1269775909.5301.4.camel@localhost.localdomain> X-Mailer: Sylpheed 2.4.8 (GTK+ 2.12.9; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 28 Mar 2010 13:31:49 +0200 Thomas Meyer wrote: > This warning/error/notice is new in 2.6.34-rc2+: Let's add some cc's. It might be a DRM bug. I'll ask Rafael and Maciej to track this as a post-2.6.33 regression, thanks. > [ 1878.810147] PM: Syncing filesystems ... done. > [ 1878.903316] Freezing user space processes ... (elapsed 0.01 seconds) done. > [ 1878.916589] Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done. > [ 1878.929866] Suspending console(s) (use no_console_suspend to debug) > [ 1878.930229] sd 0:0:0:0: [sda] Synchronizing SCSI cache > [ 1878.930370] sd 0:0:0:0: [sda] Stopping disk > [ 1878.981086] atl1c 0000:01:00.0: PCI INT A disabled > [ 1878.981369] uhci_hcd 0000:00:1d.2: PCI INT D disabled > [ 1878.981379] uhci_hcd 0000:00:1d.1: PCI INT B disabled > [ 1878.981389] uhci_hcd 0000:00:1d.0: PCI INT A disabled > [ 1878.981454] HDA Intel 0000:00:1b.0: PCI INT A disabled > [ 1878.981500] ACPI handle has no context! > [ 1878.981529] ehci_hcd 0000:00:1a.7: PCI INT D disabled > [ 1878.981540] uhci_hcd 0000:00:1a.0: PCI INT A disabled > [ 1878.981602] IMA: unmeasured files on fsmagic: 1021994 > [ 1878.981605] ima_dec_counts: open/free imbalance (r:0 w:-1 o:-1) > [ 1878.981609] Pid: 4888, comm: async/10 Tainted: G W 2.6.34-rc2 #88 > [ 1878.981612] Call Trace: > [ 1878.981620] [] ? printk+0x1d/0x23 > [ 1878.981627] [] ima_file_free+0x16f/0x210 > [ 1878.981632] [] __fput+0xf2/0x1f0 > [ 1878.981636] [] fput+0x1d/0x30 > [ 1878.981641] [] drm_gem_object_free_common+0x1f/0x40 > [ 1878.981645] [] ? drm_gem_object_free+0x0/0x40 > [ 1878.981649] [] drm_gem_object_free+0x31/0x40 > [ 1878.981653] [] kref_put+0x2c/0x60 > [ 1878.981658] [] i915_gem_cleanup_ringbuffer+0x48/0x70 > [ 1878.981662] [] i915_gem_idle+0x9c/0x120 > [ 1878.981666] [] i915_drm_freeze+0x3d/0xa0 > [ 1878.981670] [] i915_pm_suspend+0x2e/0x80 > [ 1878.981674] [] ? wait_for_common+0x1a/0x100 > [ 1878.981679] [] pci_pm_suspend+0x49/0x110 > [ 1878.981682] [] ? pci_pm_suspend+0x0/0x110 > [ 1878.981687] [] pm_op+0x181/0x1d0 > [ 1878.981691] [] ? device_for_each_child+0x54/0x60 > [ 1878.981695] [] __device_suspend+0xbf/0x110 > [ 1878.981699] [] async_suspend+0x23/0x60 > [ 1878.981703] [] async_thread+0xc5/0x210 > [ 1878.981707] [] ? schedule+0x1e1/0x450 > [ 1878.981713] [] ? default_wake_function+0x0/0x20 > [ 1878.981716] [] ? async_thread+0x0/0x210 > [ 1878.981720] [] kthread+0x74/0x80 > [ 1878.981724] [] ? kthread+0x0/0x80 > [ 1878.981728] [] kernel_thread_helper+0x6/0x10 > [ 1878.986489] iint_free: writecount: -1 > [ 1878.986492] iint_free: opencount: -1 > [ 1878.986494] iint_free: writecount: -1 > [ 1878.986496] iint_free: opencount: -1 > [ 1878.993205] ehci_hcd 0000:00:1d.7: PCI INT A disabled > [ 1879.649836] PM: suspend of devices complete after 719.812 msecs > [ 1879.676555] PM: late suspend of devices complete after 26.714 msecs > [ 1879.677144] ACPI: Preparing to enter system sleep state S3 > [ 1879.677144] Back to C! > > Does anybody care? > > mfg > thomas