From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753671AbbHGC2O (ORCPT ); Thu, 6 Aug 2015 22:28:14 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:47115 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752210AbbHGC2M (ORCPT ); Thu, 6 Aug 2015 22:28:12 -0400 Date: Thu, 6 Aug 2015 19:28:12 -0700 From: Greg Kroah-Hartman To: kernel test robot , David Kershner , lkp@01.org, LKML Subject: Re: [lkp] [staging] 68905a14e49: kernel BUG at drivers/base/driver.c:153! Message-ID: <20150807022812.GI25067@kroah.com> References: <87vbczy4m2.fsf@yhuang-dev.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87vbczy4m2.fsf@yhuang-dev.intel.com> User-Agent: Mutt/1.5.23+102 (2ca89bed6448) (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Aug 01, 2015 at 01:12:05PM +0800, kernel test robot wrote: > FYI, we noticed the below changes on > > git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > commit 68905a14e49c97bf49dacd753e40ddd5b254e2ad ("staging: unisys: Add s-Par visornic ethernet driver") > > > +------------------------------------------------------------------+------------+------------+ > | | dbb9d61994 | 68905a14e4 | > +------------------------------------------------------------------+------------+------------+ > | boot_successes | 0 | 0 | > | boot_failures | 11 | 11 | > | invoked_oom-killer:gfp_mask=0x | 11 | | > | Mem-Info | 11 | | > | Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 11 | | > | backtrace:lock_torture_stats | 11 | | > | kernel_BUG_at_drivers/base/driver.c | 0 | 11 | > | invalid_opcode | 0 | 11 | > | RIP:driver_register | 0 | 11 | > | Kernel_panic-not_syncing:Fatal_exception | 0 | 11 | > | backtrace:visornic_init | 0 | 11 | > | backtrace:kernel_init_freeable | 0 | 11 | > +------------------------------------------------------------------+------------+------------+ > > > [ 12.273990] GPIO INIT FAIL!! > [ 12.275607] ------------[ cut here ]------------ > [ 12.275607] ------------[ cut here ]------------ > [ 12.276231] kernel BUG at drivers/base/driver.c:153! > [ 12.276231] kernel BUG at drivers/base/driver.c:153! > [ 12.276231] invalid opcode: 0000 [#1] > [ 12.276231] invalid opcode: 0000 [#1] PREEMPT PREEMPT SMP SMP > > [ 12.276231] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.1.0-rc7-01053-g68905a1 #1 > [ 12.276231] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.1.0-rc7-01053-g68905a1 #1 > [ 12.276231] task: ffff88000019c000 ti: ffff8800001a0000 task.ti: ffff8800001a0000 > [ 12.276231] task: ffff88000019c000 ti: ffff8800001a0000 task.ti: ffff8800001a0000 > [ 12.276231] RIP: 0010:[] > [ 12.276231] RIP: 0010:[] [] driver_register+0xa8/0xe0 > [] driver_register+0xa8/0xe0 > [ 12.276231] RSP: 0018:ffff8800001a3e30 EFLAGS: 00010246 > [ 12.276231] RSP: 0018:ffff8800001a3e30 EFLAGS: 00010246 > [ 12.276231] RAX: 0000000000000000 RBX: ffffffff82faef80 RCX: 0000000000000000 > [ 12.276231] RAX: 0000000000000000 RBX: ffffffff82faef80 RCX: 0000000000000000 > [ 12.276231] RDX: 0000000000000000 RSI: ffffffff82fae400 RDI: ffffffff82faefe0 > [ 12.276231] RDX: 0000000000000000 RSI: ffffffff82fae400 RDI: ffffffff82faefe0 > [ 12.276231] RBP: ffff8800001a3e78 R08: ffff880011279b00 R09: 0000000000000000 > [ 12.276231] RBP: ffff8800001a3e78 R08: ffff880011279b00 R09: 0000000000000000 > [ 12.276231] R10: ffff880011279b00 R11: 0000000000000000 R12: ffffffff82faefe0 > [ 12.276231] R10: ffff880011279b00 R11: 0000000000000000 R12: ffffffff82faefe0 > [ 12.276231] R13: 0000000000000000 R14: ffffffff8205aab0 R15: 0000000000000000 > [ 12.276231] R13: 0000000000000000 R14: ffffffff8205aab0 R15: 0000000000000000 > [ 12.276231] FS: 0000000000000000(0000) GS:ffff880013800000(0000) knlGS:0000000000000000 > [ 12.276231] FS: 0000000000000000(0000) GS:ffff880013800000(0000) knlGS:0000000000000000 > [ 12.276231] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 12.276231] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 12.276231] CR2: 00007f594be968ec CR3: 0000000002e08000 CR4: 00000000000406b0 > [ 12.276231] CR2: 00007f594be968ec CR3: 0000000002e08000 CR4: 00000000000406b0 > [ 12.276231] Stack: > [ 12.276231] Stack: > [ 12.276231] ffffffff82055977 > [ 12.276231] ffffffff82055977 0000000000000100 0000000000000100 0000000000000000 0000000000000000 ffffffff8205aab0 ffffffff8205aab0 > > [ 12.276231] 0000000000000000 > [ 12.276231] 0000000000000000 ffff8800001a3e78 ffff8800001a3e78 ffffffff811d0df6 ffffffff811d0df6 ffffffff830c0910 ffffffff830c0910 > > [ 12.276231] ffff880010561d50 > [ 12.276231] ffff880010561d50 ffff8800001a3e88 ffff8800001a3e88 ffffffff8205ac53 ffffffff8205ac53 ffff8800001a3f08 ffff8800001a3f08 > > [ 12.276231] Call Trace: > [ 12.276231] Call Trace: > [ 12.276231] [] ? visorbus_register_visor_driver+0x47/0x100 > [ 12.276231] [] ? visorbus_register_visor_driver+0x47/0x100 > [ 12.276231] [] ? visornic_change_mtu+0x10/0x10 > [ 12.276231] [] ? visornic_change_mtu+0x10/0x10 > [ 12.276231] [] ? __kmalloc+0x86/0xa0 > [ 12.276231] [] ? __kmalloc+0x86/0xa0 > [ 12.276231] [] visornic_init+0x1a3/0x1f0 > [ 12.276231] [] visornic_init+0x1a3/0x1f0 > [ 12.276231] [] do_one_initcall+0x193/0x1a7 > [ 12.276231] [] do_one_initcall+0x193/0x1a7 > [ 12.276231] [] kernel_init_freeable+0x11a/0x1a7 > [ 12.276231] [] kernel_init_freeable+0x11a/0x1a7 > [ 12.276231] [] ? rest_init+0x140/0x140 > [ 12.276231] [] ? rest_init+0x140/0x140 > [ 12.276231] [] kernel_init+0x9/0xf0 > [ 12.276231] [] kernel_init+0x9/0xf0 > [ 12.276231] [] ret_from_fork+0x42/0x70 > [ 12.276231] [] ret_from_fork+0x42/0x70 > [ 12.276231] [] ? rest_init+0x140/0x140 > [ 12.276231] [] ? rest_init+0x140/0x140 > [ 12.276231] Code: > [ 12.276231] Code: 85 85 c0 c0 41 41 89 89 c4 c4 75 75 14 14 48 48 8b 8b 7b 7b 70 70 31 31 f6 f6 e8 e8 01 01 09 09 c0 c0 ff ff 5b 5b 44 44 89 89 e0 e0 41 41 5c 5c 5d 5d c3 c3 90 90 48 48 89 89 df df e8 e8 50 50 e6 e6 ff ff ff ff 5b 5b 44 44 89 89 e0 e0 41 41 5c 5c 5d 5d c3 c3 <0f> <0f> 0b 0b 48 48 8b 8b 33 33 48 48 c7 c7 c7 c7 20 20 07 07 c7 c7 82 82 31 31 c0 c0 e8 e8 97 97 6a 6a 89 89 00 00 48 48 8b 8b > > [ 12.276231] RIP > [ 12.276231] RIP [] driver_register+0xa8/0xe0 > [] driver_register+0xa8/0xe0 > [ 12.276231] RSP > [ 12.276231] RSP > [ 12.403330] ---[ end trace 075c805d53b02836 ]--- > [ 12.403330] ---[ end trace 075c805d53b02836 ]--- David, any ideas of what needs to be done to fix this? thanks, greg k-h