3.13.5, usb disappears sometimes and that results with sysfs being suprised

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi.

One of my dongles (logitech unifying) disappears sometimes. That results with sysfs warning.

Shouldn't sysfs part be dealing with such scenario without a warning?


[87068.076295] usb 6-1: USB disconnect, device number 5
[87068.107659] ------------[ cut here ]------------
[87068.107680] WARNING: CPU: 0 PID: 4246 at fs/sysfs/group.c:214 sysfs_remove_group+0x4e/0xa7()
[87068.107687] sysfs group ffffffff81a510c0 not found for kobject 'hidraw0'
[87068.107691] Modules linked in: dccp_diag dccp tcp_diag udp_diag inet_diag unix_diag xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter xt_conntrack
 nf_conntrack ip_tables x_tables sch_sfq ctr ccm joydev ext2 iTCO_wdt mbcache iTCO_vendor_support pcmcia coretemp microcode psmouse sdhci_pci i2c_i801 pcspkr
 sr_mod serio_raw yenta_socket arc4 firewire_ohci sdhci cdrom pcmcia_rsrc cdc_ether lpc_ich usbnet firewire_core pcmcia_core mfd_core crc_itu_t mii cdc_wdm m
mc_core iwldvm mac80211 uvcvideo btusb videobuf2_vmalloc videobuf2_memops cdc_acm videobuf2_core iwlwifi usbhid bluetooth videodev crc16 media cfg80211 think
pad_acpi e1000e nvram wmi thermal snd_hda_codec_conexant ptp rfkill ac battery evdev pps_core snd_hda_intel shpchp snd_hda_codec snd_hwdep snd_pcm snd_page_a
lloc snd_timer snd soundcore
[87068.107867]  cpufreq_stats acpi_cpufreq processor vhost_net tun vhost macvtap macvlan binfmt_misc kvm_intel tcp_illinois kvm ipv6 autofs4 xfs(F) libcrc32c
(F) crc32c(F) cbc(F) lrw(F) gf128mul(F) glue_helper(F) ablk_helper(F) cryptd(F) aes_x86_64(F) dm_crypt(F) dm_mod(F) sd_mod(F) crc_t10dif(F) crct10dif_generic
(F) crct10dif_common(F) ahci(F) libahci(F) libata(F) scsi_mod(F) hid_logitech_dj(F) hid(F) uhci_hcd(F) ehci_pci(F) ehci_hcd(F) usbcore(F) usb_common(F)
[87068.107957] CPU: 0 PID: 4246 Comm: upowerd Tainted: GF       W    3.13.5 #90
[87068.107963] Hardware name: LENOVO 2764CTO/2764CTO, BIOS 7UET94WW (3.24 ) 10/17/2012
[87068.107969]  0000000000000000 ffff8800bc68dd40 ffffffff8140701a ffff8800bc68dd88
[87068.107979]  ffff8800bc68dd78 ffffffff81039024 ffffffff8117e882 0000000000000000
[87068.107989]  ffffffff81a510c0 ffff88019040e410 ffff880189b9d480 ffff8800bc68ddd8
[87068.108053] Call Trace:
[87068.108069]  [<ffffffff8140701a>] dump_stack+0x4d/0x6f
[87068.108080]  [<ffffffff81039024>] warn_slowpath_common+0x7a/0x93
[87068.108089]  [<ffffffff8117e882>] ? sysfs_remove_group+0x4e/0xa7
[87068.108098]  [<ffffffff81039084>] warn_slowpath_fmt+0x47/0x49
[87068.108110]  [<ffffffff8117da10>] ? sysfs_get_dirent_ns+0x5e/0x66
[87068.108118]  [<ffffffff8117e882>] sysfs_remove_group+0x4e/0xa7
[87068.108129]  [<ffffffff81314c31>] dpm_sysfs_remove+0x37/0x3a
[87068.108139]  [<ffffffff8130d1df>] device_del+0x3e/0x173
[87068.108147]  [<ffffffff8130d356>] device_unregister+0x42/0x4d
[87068.108155]  [<ffffffff8130d3c1>] device_destroy+0x33/0x37
[87068.108185]  [<ffffffffa0065761>] drop_ref.part.2+0x25/0x69 [hid]
[87068.108209]  [<ffffffffa0065b73>] hidraw_release+0x9b/0xae [hid]
[87068.108220]  [<ffffffff81121225>] __fput+0xd8/0x1b7
[87068.108230]  [<ffffffff81121330>] ____fput+0x9/0xb
[87068.108241]  [<ffffffff81051575>] task_work_run+0x78/0x8e
[87068.108253]  [<ffffffff81002619>] do_notify_resume+0x5e/0x6d
[87068.108263]  [<ffffffff8140d1ea>] int_signal+0x12/0x17
[87068.108270] ---[ end trace 74c570b0cc4e40c1 ]---
[87068.344154] usb 6-1: new full-speed USB device number 6 using uhci_hcd
[87068.524666] usb 6-1: New USB device found, idVendor=046d, idProduct=c52b
[87068.524679] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[87068.524686] usb 6-1: Product: USB Receiver
[87068.524694] usb 6-1: Manufacturer: Logitech
[87068.542133] logitech-djreceiver 0003:046D:C52B.0013: hiddev0,hidraw0: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:00:1d.0-1/input2
[87068.555159] input: Logitech Unifying Device. Wireless PID:1028 as /devices/pci0000:00/0000:00:1d.0/usb6/6-1/6-1:1.2/0003:046D:C52B.0013/input/input20
[87068.555466] logitech-djdevice 0003:046D:C52B.0014: input,hidraw1: USB HID v1.11 Mouse [Logitech Unifying Device. Wireless PID:1028] on usb-0000:00:1d.0-1:1


-- 
Arkadiusz Miśkiewicz, arekm / maven.pl
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux