From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.gmx.net ([212.227.17.21]:52828 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964903AbbBDVNS (ORCPT ); Wed, 4 Feb 2015 16:13:18 -0500 Received: from [192.168.178.24] ([85.176.186.15]) by mail.gmx.com (mrgmx102) with ESMTPSA (Nemesis) id 0LhCDT-1Xp3hE2n4B-00oZXL for ; Wed, 04 Feb 2015 22:13:15 +0100 Message-ID: <54D28B6A.8000200@gmx.de> Date: Wed, 04 Feb 2015 22:13:14 +0100 From: =?UTF-8?B?VG9yYWxmIEbDtnJzdGVy?= MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: INFO: trying to register non-static key with 3.18.5 Content-Type: text/plain; charset=utf-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: At a 32 bit Gentoo Linux I get with 3.18.5 the following syslog message: Feb 4 22:09:36 n22 kernel: INFO: trying to register non-static key. Feb 4 22:09:36 n22 kernel: the code is fine but needs lockdep annotation. Feb 4 22:09:36 n22 kernel: turning off the locking correctness validator. Feb 4 22:09:36 n22 kernel: CPU: 0 PID: 2341 Comm: btrfs-cleaner Tainted: G U 3.18.5 #1 Feb 4 22:09:36 n22 kernel: Hardware name: LENOVO 4180F65/4180F65, BIOS 83ET75WW (1.45 ) 05/10/2013 Feb 4 22:09:36 n22 kernel: 00000000 00000000 f04e5db0 c141af35 00000000 f04e5dbc c14188ae c1558ba4 Feb 4 22:09:36 n22 kernel: f04e5df8 c107ce56 00000000 00000000 f8438888 00000000 00000246 00000000 Feb 4 22:09:36 n22 kernel: f0e5c78c e1773150 00000000 e76c3a94 e76c3a94 00000246 00000000 f04e5e2c Feb 4 22:09:36 n22 kernel: Call Trace: Feb 4 22:09:36 n22 kernel: [] dump_stack+0x41/0x52 Feb 4 22:09:36 n22 kernel: [] register_lock_class.part.22+0x32/0x36 Feb 4 22:09:36 n22 kernel: [] __lock_acquire.isra.29+0x8e6/0x910 Feb 4 22:09:36 n22 kernel: [] ? btrfs_remove_chunk+0x2d8/0x810 [btrfs] Feb 4 22:09:36 n22 kernel: [] lock_acquire+0x75/0xe0 Feb 4 22:09:36 n22 kernel: [] ? btrfs_delete_unused_bgs+0x22d/0x260 [btrfs] Feb 4 22:09:36 n22 kernel: [] btrfs_remove_chunk+0x326/0x810 [btrfs] Feb 4 22:09:36 n22 kernel: [] ? btrfs_delete_unused_bgs+0x22d/0x260 [btrfs] Feb 4 22:09:36 n22 kernel: [] ? free_extent_state.part.31+0x34/0x80 [btrfs] Feb 4 22:09:36 n22 kernel: [] btrfs_delete_unused_bgs+0x22d/0x260 [btrfs] Feb 4 22:09:36 n22 kernel: [] cleaner_kthread+0x132/0x180 [btrfs] Feb 4 22:09:36 n22 kernel: [] ? btree_releasepage+0x40/0x40 [btrfs] Feb 4 22:09:36 n22 kernel: [] kthread+0xa6/0xc0 Feb 4 22:09:36 n22 kernel: [] ret_from_kernel_thread+0x21/0x30 Feb 4 22:09:36 n22 kernel: [] ? kthread_create_on_node+0x180/0x180 With the 3.17 series this was not observed AFAICT. -- Toralf pgp key: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 0076 E94E