Return-Path: Message-ID: <474C3545.3040203@pracucci.com> Date: Tue, 27 Nov 2007 16:18:29 +0100 From: Marco Pracucci MIME-Version: 1.0 To: BlueZ development References: <4746EC10.5080509@pracucci.com> <1196058095.4217.79.camel@aeonflux> In-Reply-To: <1196058095.4217.79.camel@aeonflux> Content-Type: multipart/mixed; boundary="------------030700000701070604080404" Subject: Re: [Bluez-devel] 2.6.23.8: kernel panic Reply-To: BlueZ development List-Id: BlueZ development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: bluez-devel-bounces@lists.sourceforge.net Errors-To: bluez-devel-bounces@lists.sourceforge.net This is a multi-part message in MIME format. --------------030700000701070604080404 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Hi Marcel, >> I have compiled linux kernel 2.6.23.8 for a single board computer based >> on ARM architecture (EP9302 processor). I have tried to stress the >> Bluetooth subsystem, creating repeatly a lot of RFCOMM connections to >> other Bluetooth dongles (installed on remote computers) and I'm able to >> get a kernel panic in few minutes. >> > it would be good to know if 2.6.24-rc3 shows the same issue I have done some tests with 2.6.24-rc3 and I get the same kernel panic. I report again some information. Internal error: Oops: 3 [#1] Modules linked in: CPU: 0 Not tainted (2.6.24-rc3 #1) PC is at hci_get_route+0x50/0x110 LR is at 0x6 pc : [] lr : [<00000006>] psr: 20000013 sp : c1049e70 ip : c07c681b fp : c1049e94 r10: 00000150 r9 : 00000002 r8 : c001efe4 r7 : c0520d3e r6 : 00000067 r5 : c0520d38 r4 : e0021985 r3 : c02f5d98 r2 : 0000002a r1 : c0520d38 r0 : ffffffc3 Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user Control: 4000717f Table: 01110000 DAC: 00000015 Process test (pid: 1459, stack limit = 0xc1048258) Stack: (0xc1049e70 to 0xc104a000) 9e60: 00009ecc 00000000 c0520d3e 00000001 9e80: c0520c00 c0520d38 c1049ec8 c1049e98 c020fe98 c020982c c1049ecc c001efe4 9ea0: 7e3ff9c4 c1103e40 0000000c c1049ecc c001efe4 c1048000 2aae7c38 c1049f70 9ec0: c1049ecc c019dc50 c020fdd0 0001001f 0d4e1d9f 0003000b c1049f08 c11344d0 9ee0: c1134478 c1103e7c c1049f08 c1049ef8 c0090d84 c00a9124 c1134478 c1049f3c 9f00: c1049f0c c019e22c c007fe9c c0240d60 00000000 00000000 c02896f8 00000008 9f20: 00000008 0003ecc4 00000066 c001efe4 c1049f58 c1049f40 c019e5b4 c007de9c 9f40: c1132b40 00000001 0003ecc0 00000001 00000000 00000003 0003ecc0 0003ecc4 9f60: 00000066 c1049fa4 c1049f74 c019f038 c019dbe8 c1048000 c1049fb0 00000008 9f80: 7e3ff9c4 0000000c c002188c c00214b0 2ab87e00 00040dc8 00000000 c1049fa8 9fa0: c001ee40 c019ef48 00040dc8 0003ecc0 00000003 7e3ff998 00000000 00000001 9fc0: 00040dc8 0003ecc0 0003ecc4 0002c470 00000001 7e3ffaec 2aae7c38 7e3ff9f4 9fe0: 00000000 7e3ff994 2ab7ed60 2ab7ed70 60000010 00000003 00000000 00000000 Backtrace: invalid frame pointer 0xc1049e94 Code: ebf8d233 e59f30c0 e5934000 ea000016 (e5943014) Kernel panic - not syncing: Fatal exception in interrupt I have also attached a system log. Marco Pracucci --------------030700000701070604080404 Content-Type: text/plain; name="system" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="system" Jan 1 00:09:06 user.warn kernel: WARNING: at lib/kref.c:33 kref_get() Jan 1 00:09:06 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kref_get+0x34/0x60) Jan 1 00:09:06 user.warn kernel: [] (kref_get+0x0/0x60) from [] (kobject_get+0x18/0x20) Jan 1 00:09:06 user.warn kernel: r4:c10f5cf0 Jan 1 00:09:06 user.warn kernel: [] (kobject_get+0x0/0x20) from [] (get_device+0x1c/0x28) Jan 1 00:09:06 user.warn kernel: r4:c0401a00 Jan 1 00:09:06 user.warn kernel: [] (get_device+0x0/0x28) from [] (device_add+0x14/0x558) Jan 1 00:09:06 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:06 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:06 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:06 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:06 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:06 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:06 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:06 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:06 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:11 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09EC' can not be created Jan 1 00:09:11 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:09:11 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:09:11 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:09:11 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780d74 Jan 1 00:09:11 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:09:11 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c1161c88 r4:c1161cf0 Jan 1 00:09:11 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:09:11 user.warn kernel: r4:c1161cf0 Jan 1 00:09:11 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:11 user.warn kernel: r8:c1161cf0 r7:00000000 r6:c020d624 r5:c1161c88 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:11 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:11 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:11 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:11 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:11 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:11 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:11 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:11 user.err kernel: kobject_add failed for acl000B0D4E09EC with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:09:11 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:09:11 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:11 user.warn kernel: r8:c1161cf0 r7:00000000 r6:c020d624 r5:c1161c88 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:11 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:11 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:11 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:11 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:11 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:11 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:11 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:11 user.err kernel: add_conn: Failed to register connection device Jan 1 00:09:11 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09DB' can not be created Jan 1 00:09:11 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:09:11 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:09:11 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:09:11 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780d74 Jan 1 00:09:11 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:09:11 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c04f4688 r4:c04f46f0 Jan 1 00:09:11 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:09:11 user.warn kernel: r4:c04f46f0 Jan 1 00:09:11 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:11 user.warn kernel: r8:c04f46f0 r7:00000000 r6:c020d624 r5:c04f4688 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:11 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:11 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:11 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:11 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:11 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:11 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:11 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:11 user.err kernel: kobject_add failed for acl000B0D4E09DB with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:09:11 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:09:11 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:11 user.warn kernel: r8:c04f46f0 r7:00000000 r6:c020d624 r5:c04f4688 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:11 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:11 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:11 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:11 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:11 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:11 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:11 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:11 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:11 user.err kernel: add_conn: Failed to register connection device Jan 1 00:09:27 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09EC' can not be created Jan 1 00:09:27 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:09:27 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:09:27 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:09:27 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780ed4 Jan 1 00:09:27 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:09:27 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c10f5e88 r4:c10f5ef0 Jan 1 00:09:27 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:09:27 user.warn kernel: r4:c10f5ef0 Jan 1 00:09:27 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:27 user.warn kernel: r8:c10f5ef0 r7:00000000 r6:c020d624 r5:c10f5e88 r4:c0401a00 Jan 1 00:09:27 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:27 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:27 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:27 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:27 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:27 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:27 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:27 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:27 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:27 user.err kernel: kobject_add failed for acl000B0D4E09EC with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:09:27 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:09:27 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:27 user.warn kernel: r8:c10f5ef0 r7:00000000 r6:c020d624 r5:c10f5e88 r4:c0401a00 Jan 1 00:09:27 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:27 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:27 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:27 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:27 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:27 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:27 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:27 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:27 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:27 user.err kernel: add_conn: Failed to register connection device Jan 1 00:09:29 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09DB' can not be created Jan 1 00:09:29 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:09:29 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:09:29 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:09:29 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780f2c Jan 1 00:09:29 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:09:29 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c04f4a88 r4:c04f4af0 Jan 1 00:09:29 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:09:29 user.warn kernel: r4:c04f4af0 Jan 1 00:09:29 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:29 user.warn kernel: r8:c04f4af0 r7:00000000 r6:c020d624 r5:c04f4a88 r4:c0401a00 Jan 1 00:09:29 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:29 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:29 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:29 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:29 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:29 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:29 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:29 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:29 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:29 user.err kernel: kobject_add failed for acl000B0D4E09DB with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:09:29 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:09:29 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:29 user.warn kernel: r8:c04f4af0 r7:00000000 r6:c020d624 r5:c04f4a88 r4:c0401a00 Jan 1 00:09:29 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:29 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:29 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:29 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:29 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:29 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:29 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:29 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:29 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:29 user.err kernel: add_conn: Failed to register connection device Jan 1 00:09:46 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09EC' can not be created Jan 1 00:09:46 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:09:46 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:09:46 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:09:46 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780c98 Jan 1 00:09:46 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:09:46 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c04f4488 r4:c04f44f0 Jan 1 00:09:46 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:09:46 user.warn kernel: r4:c04f44f0 Jan 1 00:09:46 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:46 user.warn kernel: r8:c04f44f0 r7:00000000 r6:c020d624 r5:c04f4488 r4:c0401a00 Jan 1 00:09:46 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:46 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:46 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:46 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:46 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:46 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:46 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:46 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:46 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:46 user.err kernel: kobject_add failed for acl000B0D4E09EC with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:09:46 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:09:46 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:46 user.warn kernel: r8:c04f44f0 r7:00000000 r6:c020d624 r5:c04f4488 r4:c0401a00 Jan 1 00:09:46 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:46 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:46 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:46 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:46 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:46 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:46 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:46 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:46 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:46 user.err kernel: add_conn: Failed to register connection device Jan 1 00:09:48 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09DB' can not be created Jan 1 00:09:48 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:09:48 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:09:48 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:09:48 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780a5c Jan 1 00:09:48 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:09:48 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c10f5288 r4:c10f52f0 Jan 1 00:09:48 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:09:48 user.warn kernel: r4:c10f52f0 Jan 1 00:09:48 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:48 user.warn kernel: r8:c10f52f0 r7:00000000 r6:c020d624 r5:c10f5288 r4:c0401a00 Jan 1 00:09:48 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:48 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:48 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:48 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:48 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:48 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:48 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:48 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:48 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:48 user.err kernel: kobject_add failed for acl000B0D4E09DB with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:09:48 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:09:48 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:48 user.warn kernel: r8:c10f52f0 r7:00000000 r6:c020d624 r5:c10f5288 r4:c0401a00 Jan 1 00:09:48 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:48 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:48 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:48 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:48 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:48 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:48 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:48 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:48 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:48 user.err kernel: add_conn: Failed to register connection device Jan 1 00:09:52 user.warn kernel: sysfs: duplicate filename 'acl000B0D4D5893' can not be created Jan 1 00:09:52 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:09:52 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:09:52 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:09:52 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c17808a4 Jan 1 00:09:52 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:09:52 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c04f4488 r4:c04f44f0 Jan 1 00:09:52 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:09:52 user.warn kernel: r4:c04f44f0 Jan 1 00:09:52 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:52 user.warn kernel: r8:c04f44f0 r7:00000000 r6:c020d624 r5:c04f4488 r4:c0401a00 Jan 1 00:09:52 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:52 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:52 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:52 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:52 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:52 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:52 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:52 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:52 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:52 user.err kernel: kobject_add failed for acl000B0D4D5893 with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:09:52 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:09:52 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:09:52 user.warn kernel: r8:c04f44f0 r7:00000000 r6:c020d624 r5:c04f4488 r4:c0401a00 Jan 1 00:09:52 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:09:52 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:09:52 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:09:52 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:09:52 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:09:52 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:09:52 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:09:52 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:09:52 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:09:52 user.err kernel: add_conn: Failed to register connection device Jan 1 00:10:10 user.warn kernel: sysfs: duplicate filename 'acl000B0D4D5893' can not be created Jan 1 00:10:10 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:10:10 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:10:10 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:10:10 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c17808a4 Jan 1 00:10:10 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:10:10 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c05ace88 r4:c05acef0 Jan 1 00:10:10 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:10:10 user.warn kernel: r4:c05acef0 Jan 1 00:10:10 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:10 user.warn kernel: r8:c05acef0 r7:00000000 r6:c020d624 r5:c05ace88 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:10 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:10 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:10:10 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:10:10 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:10:10 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:10:10 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:10:10 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:10:10 user.err kernel: kobject_add failed for acl000B0D4D5893 with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:10:10 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:10:10 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:10 user.warn kernel: r8:c05acef0 r7:00000000 r6:c020d624 r5:c05ace88 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:10 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:10 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:10:10 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:10:10 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:10:10 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:10:10 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:10:10 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:10:10 user.err kernel: add_conn: Failed to register connection device Jan 1 00:10:10 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09EC' can not be created Jan 1 00:10:10 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:10:10 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:10:10 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:10:10 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780a5c Jan 1 00:10:10 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:10:10 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c1161c88 r4:c1161cf0 Jan 1 00:10:10 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:10:10 user.warn kernel: r4:c1161cf0 Jan 1 00:10:10 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:10 user.warn kernel: r8:c1161cf0 r7:00000000 r6:c020d624 r5:c1161c88 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:10 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:10 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:10:10 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:10:10 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:10:10 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:10:10 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:10:10 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:10:10 user.err kernel: kobject_add failed for acl000B0D4E09EC with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:10:10 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:10:10 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:10 user.warn kernel: r8:c1161cf0 r7:00000000 r6:c020d624 r5:c1161c88 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:10 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:10 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:10 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:10:10 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:10:10 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:10:10 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:10:10 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:10:10 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:10:10 user.err kernel: add_conn: Failed to register connection device Jan 1 00:10:11 user.warn kernel: sysfs: duplicate filename 'acl000B0D4E09DB' can not be created Jan 1 00:10:11 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:10:11 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:10:11 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:10:11 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c1780c14 Jan 1 00:10:11 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:10:11 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c10f5c88 r4:c10f5cf0 Jan 1 00:10:11 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:10:11 user.warn kernel: r4:c10f5cf0 Jan 1 00:10:11 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:11 user.warn kernel: r8:c10f5cf0 r7:00000000 r6:c020d624 r5:c10f5c88 r4:c0401a00 Jan 1 00:10:11 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:11 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:11 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:11 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:10:11 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:10:11 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:10:11 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:10:11 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:10:11 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:10:11 user.err kernel: kobject_add failed for acl000B0D4E09DB with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:10:11 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:10:11 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:11 user.warn kernel: r8:c10f5cf0 r7:00000000 r6:c020d624 r5:c10f5c88 r4:c0401a00 Jan 1 00:10:11 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:11 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:11 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:11 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:10:11 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:10:11 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:10:11 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:10:11 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:10:11 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:10:11 user.err kernel: add_conn: Failed to register connection device Jan 1 00:10:21 user.warn kernel: sysfs: duplicate filename 'acl000B0D4D5893' can not be created Jan 1 00:10:21 user.warn kernel: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one() Jan 1 00:10:21 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (sysfs_add_one+0x4c/0xf8) Jan 1 00:10:21 user.warn kernel: [] (sysfs_add_one+0x0/0xf8) from [] (create_dir+0x58/0xa8) Jan 1 00:10:21 user.warn kernel: r6:fffffff4 r5:c0583ed4 r4:c17803a8 Jan 1 00:10:21 user.warn kernel: [] (create_dir+0x0/0xa8) from [] (sysfs_create_dir+0x38/0x4c) Jan 1 00:10:21 user.warn kernel: r8:c07c6afc r7:00000000 r6:c020d624 r5:c1161c88 r4:c1161cf0 Jan 1 00:10:21 user.warn kernel: [] (sysfs_create_dir+0x0/0x4c) from [] (kobject_add+0xc8/0x1a4) Jan 1 00:10:21 user.warn kernel: r4:c1161cf0 Jan 1 00:10:21 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:21 user.warn kernel: r8:c1161cf0 r7:00000000 r6:c020d624 r5:c1161c88 r4:c0401a00 Jan 1 00:10:21 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:21 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:21 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:21 user.warn kernel: [] (run_workqueue+0x0/0x144) from [] (worker_thread+0xa4/0xb8) Jan 1 00:10:21 user.warn kernel: r6:c00487e4 r5:c0401a00 r4:c0401a08 Jan 1 00:10:21 user.warn kernel: [] (worker_thread+0x0/0xb8) from [] (kthread+0x5c/0x90) Jan 1 00:10:21 user.warn kernel: r5:c0401a00 r4:c0582000 Jan 1 00:10:21 user.warn kernel: [] (kthread+0x0/0x90) from [] (do_exit+0x0/0x690) Jan 1 00:10:21 user.warn kernel: r6:00000000 r5:00000000 r4:00000000 Jan 1 00:10:21 user.err kernel: kobject_add failed for acl000B0D4D5893 with -EEXIST, don't try to register things with the same name in the same directory. Jan 1 00:10:21 user.warn kernel: [] (dump_stack+0x0/0x14) from [] (kobject_add+0x154/0x1a4) Jan 1 00:10:21 user.warn kernel: [] (kobject_add+0x0/0x1a4) from [] (device_add+0x84/0x558) Jan 1 00:10:21 user.warn kernel: r8:c1161cf0 r7:00000000 r6:c020d624 r5:c1161c88 r4:c0401a00 Jan 1 00:10:21 user.warn kernel: [] (device_add+0x0/0x558) from [] (add_conn+0x18/0x70) Jan 1 00:10:21 user.warn kernel: [] (add_conn+0x0/0x70) from [] (run_workqueue+0xb4/0x144) Jan 1 00:10:21 user.warn kernel: r5:c0582000 r4:c0401a00 Jan 1 00:10:21 user.warn kernel: [] (run_workqueue+0x0/0x144) from [