From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756181Ab1FUJpL (ORCPT ); Tue, 21 Jun 2011 05:45:11 -0400 Received: from lo.gmane.org ([80.91.229.12]:40808 "EHLO lo.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754411Ab1FUJpI (ORCPT ); Tue, 21 Jun 2011 05:45:08 -0400 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Bernd Schubert Subject: 3.0-rc3 kmemleak reports Date: Tue, 21 Jun 2011 11:40:15 +0200 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: tc-gate2.pci.uni-heidelberg.de User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110510 Iceowl/1.0b2 Icedove/3.1.10 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For some reasons I build a kernel with kmemleak support and got a few reports. (squeeze-x86_64)fslab2:~# cat /sys/kernel/debug/kmemleak unreferenced object 0xffff8800bf738000 (size 512): comm "swapper", pid 1, jiffies 4294892604 (age 48783.440s) hex dump (first 32 bytes): 00 00 00 cc 00 00 00 00 ff ff 3f ce 00 00 00 00 ..........?..... c8 e3 49 bf 00 88 ff ff 00 02 00 00 00 00 00 00 ..I............. backtrace: [] kmemleak_alloc+0x5e/0xc0 [] __kmalloc+0x133/0x1e0 [] get_current_resources+0x79/0x1b0 [] pci_acpi_scan_root+0x14a/0x1a7 [] acpi_pci_root_add+0x197/0x36b [] acpi_device_probe+0x50/0x122 [] really_probe+0x77/0x240 [] driver_probe_device+0x3b/0x80 [] __driver_attach+0x9b/0xa0 [] bus_for_each_dev+0x6c/0xa0 [] driver_attach+0x1e/0x20 [] bus_add_driver+0x200/0x2b0 [] driver_register+0x80/0x150 [] acpi_bus_register_driver+0x43/0x45 [] acpi_pci_root_init+0x1e/0x2d [] do_one_initcall+0x43/0x190 unreferenced object 0xffff8801fa6c8948 (size 192): comm "swapper", pid 1, jiffies 4294892696 (age 48783.072s) hex dump (first 32 bytes): 00 00 50 df 00 00 00 00 ff ff 6f df 00 00 00 00 ..P.......o..... 18 1e 7b fa 01 88 ff ff 00 02 00 00 00 00 00 00 ..{............. backtrace: [] kmemleak_alloc+0x5e/0xc0 [] __kmalloc+0x133/0x1e0 [] get_current_resources+0x79/0x1b0 [] pci_acpi_scan_root+0x14a/0x1a7 [] acpi_pci_root_add+0x197/0x36b [] acpi_device_probe+0x50/0x122 [] really_probe+0x77/0x240 [] driver_probe_device+0x3b/0x80 [] __driver_attach+0x9b/0xa0 [] bus_for_each_dev+0x6c/0xa0 [] driver_attach+0x1e/0x20 [] bus_add_driver+0x200/0x2b0 [] driver_register+0x80/0x150 [] acpi_bus_register_driver+0x43/0x45 [] acpi_pci_root_init+0x1e/0x2d [] do_one_initcall+0x43/0x190 unreferenced object 0xffff8801fa7b1e18 (size 16): comm "swapper", pid 1, jiffies 4294892696 (age 48783.076s) hex dump (first 16 bytes): 50 43 49 20 42 75 73 20 30 30 30 30 3a 38 30 00 PCI Bus 0000:80. backtrace: [] kmemleak_alloc+0x5e/0xc0 [] __kmalloc+0x133/0x1e0 [] kvasprintf+0x57/0x90 [] kasprintf+0x38/0x40 [] get_current_resources+0x9b/0x1b0 [] pci_acpi_scan_root+0x14a/0x1a7 [] acpi_pci_root_add+0x197/0x36b [] acpi_device_probe+0x50/0x122 [] really_probe+0x77/0x240 [] driver_probe_device+0x3b/0x80 [] __driver_attach+0x9b/0xa0 [] bus_for_each_dev+0x6c/0xa0 [] driver_attach+0x1e/0x20 [] bus_add_driver+0x200/0x2b0 [] driver_register+0x80/0x150 [] acpi_bus_register_driver+0x43/0x45