Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753488AbYLHVe1 (ORCPT ); Mon, 8 Dec 2008 16:34:27 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752309AbYLHVeK (ORCPT ); Mon, 8 Dec 2008 16:34:10 -0500 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:38158 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752652AbYLHVeH (ORCPT ); Mon, 8 Dec 2008 16:34:07 -0500 Date: Mon, 8 Dec 2008 22:35:43 +0100 From: Pavel Machek To: kernel list , Paul.Clements@steeleye.com Subject: warn-on from nbd in 2.6.28-rc7 from sysfs_add_one() Message-ID: <20081208213542.GA10134@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6773 Lines: 164 sysfs_add_one() complains about entry already existing. Pavel usb 5-2: uevent usb 5-2: usb_probe_device usb 5-2: configuration #1 chosen from 1 choice usb 5-2: adding 5-2:1.0 (config #1, interface 0) usb 5-2:1.0: uevent usbserial_generic 5-2:1.0: usb_probe_interface usbserial_generic 5-2:1.0: usb_probe_interface - got id /data/l/linux/drivers/usb/core/inode.c: creating file '003' usb 5-2: New USB device found, idVendor=0483, idProduct=2016 usb 5-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 5-2: Product: Biometric Coprocessor usb 5-2: Manufacturer: STMicroelectronics Failed to execute /tmp/swsusp-init. Attempting defaults... hub 2-0:1.0: hub_suspend usb usb2: bus auto-suspend usb usb2: suspend_rh hub 1-0:1.0: hub_suspend usb usb1: bus auto-suspend ehci_hcd 0000:00:1d.7: suspend root hub hub 3-0:1.0: hub_suspend usb usb3: bus auto-suspend usb usb3: suspend_rh hub 4-0:1.0: hub_suspend usb usb4: bus auto-suspend usb usb4: suspend_rh EXT3 FS on sda4, internal journal Adding 987988k swap on /dev/sda1. Priority:-1 extents:1 across:987988k kjournald starting. Commit interval 5 seconds EXT3 FS on sda2, internal journal EXT3-fs: mounted filesystem with ordered data mode. pcmcia: Detected deprecated PCMCIA ioctl usage from process: hwclock. pcmcia: This interface will soon be removed from the kernel; please expect breakage unless you upgrade to new tools. pcmcia: see http://www.kernel.org/pub/linux/utils/kernel/pcmcia/pcmcia.html for details. iwl3945 0000:03:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17 iwl3945 0000:03:00.0: restoring config space at offset 0x1 (was 0x100102, writing 0x100106) iwl3945 0000:03:00.0: firmware: requesting iwlwifi-3945-1.ucode Registered led device: iwl-phy0:radio Registered led device: iwl-phy0:assoc Registered led device: iwl-phy0:RX Registered led device: iwl-phy0:TX wlan0: direct probe to AP 00:11:2f:0e:95:a0 try 1 wlan0 direct probe responded wlan0: authenticate with AP 00:11:2f:0e:95:a0 wlan0: authenticated wlan0: associate with AP 00:11:2f:0e:95:a0 wlan0: RX AssocResp from 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) wlan0: associated coda_read_super: Bad mount data coda_read_super: device index: 0 coda_read_super: rootfid is (01234567.ffffffff.08051a38.00000000) coda: Unexpected interruption. Failure of coda_cnode_make for root: error -4 wlan0: deauthenticated wlan0: direct probe to AP 00:11:2f:0e:95:a0 try 1 wlan0 direct probe responded wlan0: authenticate with AP 00:11:2f:0e:95:a0 wlan0: authenticated wlan0: associate with AP 00:11:2f:0e:95:a0 wlan0: RX ReassocResp from 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) wlan0: associated wlan0: deauthenticated wlan0: direct probe to AP 00:11:2f:0e:95:a0 try 1 wlan0 direct probe responded wlan0: authenticate with AP 00:11:2f:0e:95:a0 wlan0: authenticated wlan0: associate with AP 00:11:2f:0e:95:a0 wlan0: RX ReassocResp from 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) wlan0: associated wlan0: deauthenticated wlan0: direct probe to AP 00:11:2f:0e:95:a0 try 1 wlan0 direct probe responded wlan0: authenticate with AP 00:11:2f:0e:95:a0 wlan0: authenticated wlan0: associate with AP 00:11:2f:0e:95:a0 wlan0: RX ReassocResp from 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) wlan0: associated wlan0: deauthenticated wlan0: direct probe to AP 00:11:2f:0e:95:a0 try 1 wlan0 direct probe responded wlan0: authenticate with AP 00:11:2f:0e:95:a0 wlan0: authenticated wlan0: associate with AP 00:11:2f:0e:95:a0 wlan0: RX ReassocResp from 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) wlan0: associated CE: hpet increasing min_delta_ns to 15000 nsec CE: hpet increasing min_delta_ns to 22500 nsec Clocksource tsc unstable (delta = -63212306 ns) wlan0: No ProbeResp from current AP 00:11:2f:0e:95:a0 - assume out of range wlan0: direct probe to AP 00:11:2f:0e:95:a0 try 1 wlan0 direct probe responded wlan0: authenticate with AP 00:11:2f:0e:95:a0 wlan0: authenticated wlan0: associate with AP 00:11:2f:0e:95:a0 wlan0: RX ReassocResp from 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) wlan0: associated nbd: registered device at major 43 ------------[ cut here ]------------ WARNING: at /data/l/linux/fs/sysfs/dir.c:462 sysfs_add_one+0x4a/0x50() sysfs: duplicate filename 'pid' can not be created Modules linked in: nbd Pid: 8280, comm: nbd-client Not tainted 2.6.28-rc7 #422 Call Trace: [] warn_slowpath+0x76/0x90 [] __lock_acquire+0x181/0x930 [] __lock_acquire+0x181/0x930 [] ifind+0x8f/0xa0 [] _spin_unlock+0x14/0x20 [] sysfs_find_dirent+0x21/0x30 [] __sysfs_add_one+0x1c/0x80 [] sysfs_add_one+0x4a/0x50 [] sysfs_add_file_mode+0x50/0x90 [] sysfs_add_file+0x10/0x20 [] nbd_ioctl+0x423/0x8e0 [nbd] [] nbd_thread+0x0/0x250 [nbd] [] __change_page_attr_set_clr+0xba/0x520 [] delay_tsc+0x2a/0x50 [] __delay+0x6/0x10 [] _raw_spin_lock+0xfa/0x190 [] __change_page_attr_set_clr+0xba/0x520 [] __blkdev_driver_ioctl+0x7a/0x90 [] blkdev_ioctl+0x99/0x9e0 [] __lock_acquire+0x181/0x930 [] get_page_from_freelist+0x266/0x430 [] find_get_page+0x91/0xd0 [] __lock_acquire+0x181/0x930 [] find_get_page+0x0/0xd0 [] find_lock_page+0x1b/0x60 [] __do_fault+0x1a0/0x3c0 [] __do_fault+0x1a9/0x3c0 [] block_ioctl+0x37/0x50 [] block_ioctl+0x0/0x50 [] vfs_ioctl+0x2b/0x90 [] do_vfs_ioctl+0x5c/0x490 [] down_read_trylock+0x56/0x60 [] do_page_fault+0x0/0x6a0 [] do_page_fault+0x27c/0x6a0 [] sys_ioctl+0x3d/0x70 [] syscall_call+0x7/0xb ---[ end trace 0cbc102fb0629d93 ]--- nbd: sysfs_create_file failed!<6>nbd-server[8255]: segfault at 7 ip b7e61e97 sp bfc265d0 error 4 in libglib-2.0.so.0.1600.5[b7e37000+b4000] nbd0: Receive control failed (result -32) nbd0: queue cleared nbd-server[8297]: segfault at 7 ip b7f18e97 sp bfbde2c0 error 4 in libglib-2.0.so.0.1600.5[b7eee000+b4000] nbd0: Receive control failed (result -32) nbd0: shutting down socket nbd0: queue cleared nbd-server[8338]: segfault at 7 ip b7f26e97 sp bfeebdd0 error 4 in libglib-2.0.so.0.1600.5[b7efc000+b4000] nbd0: Receive control failed (result -32) nbd0: shutting down socket nbd0: queue cleared -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/