From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756549AbYJXVlx (ORCPT ); Fri, 24 Oct 2008 17:41:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751341AbYJXVlo (ORCPT ); Fri, 24 Oct 2008 17:41:44 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:48201 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751092AbYJXVln (ORCPT ); Fri, 24 Oct 2008 17:41:43 -0400 From: "Rafael J. Wysocki" To: "Theodore Ts'o" Subject: Re: WARNING on 2.6.27-rc9: sysfs: duplicate filename 'usbdev5.5_ep89' can not be created Date: Fri, 24 Oct 2008 23:46:11 +0200 User-Agent: KMail/1.9.9 Cc: linux-kernel@vger.kernel.org References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200810242346.12025.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday, 8 of October 2008, Theodore Ts'o wrote: > > I'm getting a whole series of warnings running 2.6.27-rc9. I haven't > seen them before, but then again it's been a while since I've tried > charging my Blackberry via the USB port, which is apparently what > triggered this. Seems to be mostly harmless, other than dirtying up my > logs. :-) > > Is this a known problem? Is this still a problem? Has it been fixed in 2.6.27? Rafael > [87465.889737] ------------[ cut here ]------------ > [87465.889740] WARNING: at fs/sysfs/dir.c:463 sysfs_add_one+0x2f/0x3b() > [87465.889743] sysfs: duplicate filename 'usbdev5.5_ep89' can not be created > [87465.889746] Modules linked in: esp4 xfrm4_mode_tunnel dummy usb_storage libusual berry_charge btusb bluetooth uhci_hcd ehci_hcd usbcore af_packet i915 kvm_intel camellia blowfish af_key snd_hda_intel snd_hwdep video output intel_agp ide_pci_generic piix ide_core sg ata_piix ata_generic dm_mirror dm_log dm_snapshot dm_mod > [87465.889797] Pid: 10, comm: events/1 Tainted: G W 2.6.27-rc8-00145-g4b882d3 #71 > [87465.889802] [] warn_slowpath+0x53/0x76 > [87465.889810] [] ? print_lock_contention_bug+0x11/0xa8 > [87465.889818] [] ? print_lock_contention_bug+0x11/0xa8 > [87465.889825] [] ? sysfs_addrm_start+0x5c/0x8e > [87465.889832] [] ? sysfs_find_dirent+0x1b/0x2c > [87465.889838] [] sysfs_add_one+0x2f/0x3b > [87465.889843] [] create_dir+0x48/0x6d > [87465.889848] [] sysfs_create_dir+0x32/0x46 > [87465.889854] [] ? _spin_unlock+0x22/0x25 > [87465.889861] [] kobject_add_internal+0xb3/0x157 > [87465.889869] [] kobject_add_varg+0x35/0x41 > [87465.889874] [] kobject_add+0x49/0x4f > [87465.889879] [] device_add+0x8a/0x4d6 > [87465.889885] [] device_register+0x17/0x1a > [87465.889890] [] usb_create_ep_files+0x1f3/0x261 [usbcore] > [87465.889917] [] usb_create_sysfs_intf_files+0x69/0x7e [usbcore] > [87465.889939] [] usb_set_configuration+0x40d/0x42a [usbcore] > [87465.889960] [] driver_set_config_work+0x27/0x47 [usbcore] > [87465.889982] [] run_workqueue+0xc7/0x197 > [87465.889988] [] ? run_workqueue+0x85/0x197 > [87465.889994] [] ? driver_set_config_work+0x0/0x47 [usbcore] > [87465.890016] [] worker_thread+0xbb/0xc7 > [87465.890022] [] ? autoremove_wake_function+0x0/0x35 > [87465.890029] [] ? worker_thread+0x0/0xc7 > [87465.890035] [] kthread+0x40/0x66 > [87465.890040] [] ? kthread+0x0/0x66 > [87465.890046] [] kernel_thread_helper+0x7/0x10 > [87465.890051] ======================= > [87465.890054] ---[ end trace fb54349569d4deee ]--- > [87465.890060] kobject_add_internal failed for usbdev5.5_ep89 with -EEXIST, don't try to register things with the same name in the same directory. > [87465.890065] Pid: 10, comm: events/1 Tainted: G W 2.6.27-rc8-00145-g4b882d3 #71 > [87465.890069] [] kobject_add_internal+0x11f/0x157 > [87465.890074] [] kobject_add_varg+0x35/0x41 > [87465.890080] [] kobject_add+0x49/0x4f > [87465.890085] [] device_add+0x8a/0x4d6 > [87465.890090] [] device_register+0x17/0x1a > [87465.890095] [] usb_create_ep_files+0x1f3/0x261 [usbcore] > [87465.890119] [] usb_create_sysfs_intf_files+0x69/0x7e [usbcore] > [87465.890140] [] usb_set_configuration+0x40d/0x42a [usbcore] > [87465.890161] [] driver_set_config_work+0x27/0x47 [usbcore] > [87465.890181] [] run_workqueue+0xc7/0x197 > [87465.890187] [] ? run_workqueue+0x85/0x197 > [87465.890193] [] ? driver_set_config_work+0x0/0x47 [usbcore] > [87465.890216] [] worker_thread+0xbb/0xc7 > [87465.890221] [] ? autoremove_wake_function+0x0/0x35 > [87465.890228] [] ? worker_thread+0x0/0xc7 > [87465.890233] [] kthread+0x40/0x66 > [87465.890238] [] ? kthread+0x0/0x66 > [87465.890245] [] kernel_thread_helper+0x7/0x10 > [87465.890250] ======================= > [87465.890262] ------------[ cut here ]------------ > [87465.890266] WARNING: at fs/sysfs/dir.c:463 sysfs_add_one+0x2f/0x3b() > [87465.890269] sysfs: duplicate filename 'usbdev5.5_ep0a' can not be created > [87465.890271] Modules linked in: esp4 xfrm4_mode_tunnel dummy usb_storage libusual berry_charge btusb bluetooth uhci_hcd ehci_hcd usbcore af_packet i915 kvm_intel camellia blowfish af_key snd_hda_intel snd_hwdep video output intel_agp ide_pci_generic piix ide_core sg ata_piix ata_generic dm_mirror dm_log dm_snapshot dm_mod > [87465.890316] Pid: 10, comm: events/1 Tainted: G W 2.6.27-rc8-00145-g4b882d3 #71 > [87465.890319] [] warn_slowpath+0x53/0x76 > [87465.890326] [] ? print_lock_contention_bug+0x11/0xa8 > [87465.890333] [] ? sysfs_addrm_start+0x5c/0x8e > [87465.890339] [] ? sysfs_find_dirent+0x1b/0x2c > [87465.890346] [] sysfs_add_one+0x2f/0x3b > [87465.890351] [] create_dir+0x48/0x6d > [87465.890356] [] sysfs_create_dir+0x32/0x46 > [87465.890361] [] ? _spin_unlock+0x22/0x25 > [87465.890366] [] kobject_add_internal+0xb3/0x157 > [87465.890372] [] kobject_add_varg+0x35/0x41 > [87465.890377] [] kobject_add+0x49/0x4f > [87465.890381] [] device_add+0x8a/0x4d6 > [87465.890386] [] device_register+0x17/0x1a > [87465.890391] [] usb_create_ep_files+0x1f3/0x261 [usbcore] > [87465.890414] [] usb_create_sysfs_intf_files+0x69/0x7e [usbcore] > [87465.890435] [] usb_set_configuration+0x40d/0x42a [usbcore] > [87465.890456] [] driver_set_config_work+0x27/0x47 [usbcore] > [87465.890476] [] run_workqueue+0xc7/0x197 > [87465.890481] [] ? run_workqueue+0x85/0x197 > [87465.890487] [] ? driver_set_config_work+0x0/0x47 [usbcore] > [87465.890509] [] worker_thread+0xbb/0xc7 > [87465.890514] [] ? autoremove_wake_function+0x0/0x35 > [87465.890520] [] ? worker_thread+0x0/0xc7 > [87465.890526] [] kthread+0x40/0x66 > [87465.890531] [] ? kthread+0x0/0x66 > [87465.890537] [] kernel_thread_helper+0x7/0x10 > [87465.890542] ======================= > [87465.890544] ---[ end trace fb54349569d4deee ]--- > [87465.890549] kobject_add_internal failed for usbdev5.5_ep0a with -EEXIST, don't try to register things with the same name in the same directory. > [87465.890554] Pid: 10, comm: events/1 Tainted: G W 2.6.27-rc8-00145-g4b882d3 #71 > [87465.890557] [] kobject_add_internal+0x11f/0x157 > [87465.890563] [] kobject_add_varg+0x35/0x41 > [87465.890568] [] kobject_add+0x49/0x4f > [87465.890573] [] device_add+0x8a/0x4d6 > [87465.890578] [] device_register+0x17/0x1a > [87465.890582] [] usb_create_ep_files+0x1f3/0x261 [usbcore] > [87465.890605] [] usb_create_sysfs_intf_files+0x69/0x7e [usbcore] > [87465.890626] [] usb_set_configuration+0x40d/0x42a [usbcore] > [87465.890647] [] driver_set_config_work+0x27/0x47 [usbcore] > [87465.890668] [] run_workqueue+0xc7/0x197 > [87465.890673] [] ? run_workqueue+0x85/0x197 > [87465.890679] [] ? driver_set_config_work+0x0/0x47 [usbcore] > [87465.890701] [] worker_thread+0xbb/0xc7 > [87465.890707] [] ? autoremove_wake_function+0x0/0x35 > [87465.890714] [] ? worker_thread+0x0/0xc7 > [87465.890720] [] kthread+0x40/0x66 > [87465.890725] [] ? kthread+0x0/0x66 > [87465.890731] [] kernel_thread_helper+0x7/0x10 > [87465.890736] ======================= > [87465.934658] scsi10 : SCSI emulation for USB Mass Storage devices > [87465.961840] usb-storage: device found at 5 > [87465.961844] usb-storage: waiting for device to settle before scanning > [87465.961847] ------------[ cut here ]------------ > [87465.961852] WARNING: at fs/sysfs/dir.c:463 sysfs_add_one+0x2f/0x3b() > [87465.961855] sysfs: duplicate filename 'usbdev5.5_ep89' can not be created > [87465.961858] Modules linked in: esp4 xfrm4_mode_tunnel dummy usb_storage libusual berry_charge btusb bluetooth uhci_hcd ehci_hcd usbcore af_packet i915 kvm_intel camellia blowfish af_key snd_hda_intel snd_hwdep video output intel_agp ide_pci_generic piix ide_core sg ata_piix ata_generic dm_mirror dm_log dm_snapshot dm_mod > [87465.961909] Pid: 10, comm: events/1 Tainted: G W 2.6.27-rc8-00145-g4b882d3 #71 > [87465.961914] [] warn_slowpath+0x53/0x76 > [87465.961922] [] ? print_lock_contention_bug+0x11/0xa8 > [87465.961930] [] ? print_lock_contention_bug+0x11/0xa8 > [87465.961937] [] ? sysfs_addrm_start+0x5c/0x8e > [87465.961944] [] ? sysfs_find_dirent+0x1b/0x2c > [87465.961950] [] sysfs_add_one+0x2f/0x3b > [87465.961955] [] create_dir+0x48/0x6d > [87465.961960] [] sysfs_create_dir+0x32/0x46 > [87465.961965] [] ? _spin_unlock+0x22/0x25 > [87465.961972] [] kobject_add_internal+0xb3/0x157 > [87465.961979] [] kobject_add_varg+0x35/0x41 > [87465.961984] [] kobject_add+0x49/0x4f > [87465.961991] [] device_add+0x8a/0x4d6 > [87465.961997] [] device_register+0x17/0x1a > [87465.962002] [] usb_create_ep_files+0x1f3/0x261 [usbcore] > [87465.962028] [] usb_create_sysfs_intf_files+0x69/0x7e [usbcore] > [87465.962050] [] usb_set_configuration+0x40d/0x42a [usbcore] > [87465.962071] [] driver_set_config_work+0x27/0x47 [usbcore] > [87465.962110] [] run_workqueue+0xc7/0x197 > [87465.962116] [] ? run_workqueue+0x85/0x197 > [87465.962122] [] ? driver_set_config_work+0x0/0x47 [usbcore] > [87465.962144] [] worker_thread+0xbb/0xc7 > [87465.962150] [] ? autoremove_wake_function+0x0/0x35 > [87465.962157] [] ? worker_thread+0x0/0xc7 > [87465.962163] [] kthread+0x40/0x66 > [87465.962168] [] ? kthread+0x0/0x66 > [87465.962174] [] kernel_thread_helper+0x7/0x10 > [87465.962180] ======================= > [87465.962184] ---[ end trace fb54349569d4deee ]--- > [87465.962189] kobject_add_internal failed for usbdev5.5_ep89 with -EEXIST, don't try to register things with the same name in the same directory. > [87465.962194] Pid: 10, comm: events/1 Tainted: G W 2.6.27-rc8-00145-g4b882d3 #71 > [87465.962197] [] kobject_add_internal+0x11f/0x157 > [87465.962203] [] kobject_add_varg+0x35/0x41 > [87465.962209] [] kobject_add+0x49/0x4f > [87465.962213] [] device_add+0x8a/0x4d6 > [87465.962219] [] device_register+0x17/0x1a > [87465.962224] [] usb_create_ep_files+0x1f3/0x261 [usbcore] > [87465.962246] [] usb_create_sysfs_intf_files+0x69/0x7e [usbcore] > [87465.962268] [] usb_set_configuration+0x40d/0x42a [usbcore] > [87465.962289] [] driver_set_config_work+0x27/0x47 [usbcore] > [87465.962309] [] run_workqueue+0xc7/0x197 > [87465.962314] [] ? run_workqueue+0x85/0x197 > [87465.962320] [] ? driver_set_config_work+0x0/0x47 [usbcore] > [87465.962342] [] worker_thread+0xbb/0xc7 > [87465.962348] [] ? autoremove_wake_function+0x0/0x35 > [87465.962354] [] ? worker_thread+0x0/0xc7 > [87465.962360] [] kthread+0x40/0x66 > [87465.962365] [] ? kthread+0x0/0x66 > [87465.962371] [] kernel_thread_helper+0x7/0x10 > [87465.962376] ======================= > [87465.962389] ------------[ cut here ]------------ > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > >