Description of problem: Unplugged a Samsung Galazy S4 phone that was connected via USB. Additional info: reporter: libreport-2.1.4 WARNING: at drivers/usb/host/ehci-hcd.c:1035 ehci_endpoint_reset+0x101/0x110() clear_halt for a busy endpoint Modules linked in: nls_utf8 isofs fuse ip6table_filter ip6_tables ebtable_nat ebtables rfcomm bnep joydev atmel_mxt_ts snd_hda_codec_hdmi acpi_cpufreq mperf iTCO_wdt coretemp snd_hda_codec_ca0132 arc4 kvm_intel iTCO_vendor_support ath9k kvm snd_hda_intel uvcvideo snd_hda_codec videobuf2_vmalloc videobuf2_memops snd_hwdep videobuf2_core crc32_pclmul qmi_wwan videodev cdc_wdm crc32c_intel snd_seq ath9k_common ath9k_hw snd_seq_device snd_pcm ath ghash_clmulni_intel mac80211 chromeos_laptop ath3k media microcode btusb usb_storage cdc_ether usbnet bluetooth option mii cfg80211 usb_wwan snd_page_alloc rfkill snd_timer snd soundcore lpc_ich i2c_i801 mfd_core uinput binfmt_misc i915 i2c_algo_bit drm_kms_helper drm i2c_core video CPU: 3 PID: 1381 Comm: pool Not tainted 3.10.0-0.rc2.git0.3.fc20.x86_64 #1 Hardware name: GOOGLE Link, BIOS 12/10/2012 0000000000000009 ffff88008db3bd00 ffffffff8164045b ffff88008db3bd38 ffffffff8105c311 0000000000000003 0000000000000082 ffff8800a6b25800 ffff8800a6b25a84 0000000000000246 ffff88008db3bd98 ffffffff8105c37c Call Trace: [<ffffffff8164045b>] dump_stack+0x19/0x1b [<ffffffff8105c311>] warn_slowpath_common+0x61/0x80 [<ffffffff8105c37c>] warn_slowpath_fmt+0x4c/0x50 [<ffffffff814765c1>] ehci_endpoint_reset+0x101/0x110 [<ffffffff8145d895>] usb_hcd_reset_endpoint+0x25/0x70 [<ffffffff8145f7d8>] usb_reset_endpoint+0x28/0x40 [<ffffffff8145f85e>] usb_clear_halt+0x6e/0x80 [<ffffffff8146a8fd>] usbdev_do_ioctl+0xb7d/0x1120 [<ffffffff8146aece>] usbdev_ioctl+0xe/0x20 [<ffffffff811ab185>] do_vfs_ioctl+0x305/0x520 [<ffffffff811ab421>] SyS_ioctl+0x81/0xa0 [<ffffffff8164edd9>] system_call_fastpath+0x16/0x1b
Created attachment 752613 [details] File: dmesg
*** This bug has been marked as a duplicate of bug 928143 ***