[linux-uvc-devel] lenovo easycamera on yoga 710-14ikb support
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[linux-uvc-devel] lenovo easycamera on yoga 710-14ikb support
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From: Marc S. <mar...@gm...> - 2018-01-23 11:00:22
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[ 31.407701] usb 1-5: USB disconnect, device number 3
[ 31.408268] BUG: unable to handle kernel NULL pointer dereference at
(null)
[ 31.408308] IP: usb_ifnum_to_if+0x24/0x60
[ 31.408324] PGD 0
[ 31.408325] P4D 0
[ 31.408349] Oops: 0000 [#1] SMP PTI
[ 31.408359] Modules linked in: pci_stub vboxpci(OE) vboxnetadp(OE)
vboxnetflt(OE) vboxdrv(OE) rfcomm xfrm_user xfrm4_tunnel tunnel4 ipcomp
xfrm_ipcomp esp4 ah4 af_key xfrm_algo l2tp_ppp l2tp_netlink l2tp_core
ip6_udp_tunnel udp_tunnel pppox bnep snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic nls_iso8859_1 hid_sensor_custom
hid_sensor_als hid_sensor_accel_3d hid_sensor_trigger
industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio
hid_apple 8250_dw hid_multitouch hid_sensor_hub hid_generic wl(POE)
snd_soc_skl snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp
snd_hda_ext_core snd_soc_sst_match snd_soc_core snd_compress ac97_bus
snd_pcm_dmaengine intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp
kvm_intel snd_hda_intel kvm ax88179_178a usbnet irqbypass mii rtsx_pci_ms
[ 31.408527] snd_hda_codec crct10dif_pclmul crc32_pclmul cfg80211
snd_hda_core memstick ghash_clmulni_intel snd_hwdep pcbc snd_pcm
aesni_intel aes_x86_64 crypto_simd glue_helper snd_seq_midi cryptd
snd_seq_midi_event snd_rawmidi intel_cstate intel_rapl_perf uvcvideo
snd_seq snd_seq_device videobuf2_vmalloc videobuf2_memops snd_timer joydev
input_leds snd videobuf2_v4l2 videobuf2_core hci_uart soundcore serio_raw
btusb btrtl usbhid btbcm videodev wmi_bmof serdev media btqca btintel
bluetooth idma64 shpchp virt_dma mei_me mei ucsi_acpi typec_ucsi
intel_lpss_pci intel_pch_thermal typec ecdh_generic ideapad_laptop
sparse_keymap intel_lpss_acpi tpm_crb intel_lpss acpi_pad mac_hid
parport_pc ppdev lp parport ip_tables x_tables autofs4 rtsx_pci_sdmmc i915
i2c_algo_bit drm_kms_helper psmouse rtsx_pci syscopyarea
[ 31.408716] sysfillrect sysimgblt fb_sys_fops ahci drm libahci wmi
i2c_hid hid video pinctrl_sunrisepoint pinctrl_intel
[ 31.408745] CPU: 2 PID: 6318 Comm: v4l2src1:src Tainted: P OE
4.13.0-31-generic #34-Ubuntu
[ 31.408766] Hardware name: LENOVO 80V4/LNVNB161216, BIOS 2XCN31WW(V2.06)
09/07/2017
[ 31.408783] task: ffff8db7d9348000 task.stack: ffffb898c42fc000
[ 31.408798] RIP: 0010:usb_ifnum_to_if+0x24/0x60
[ 31.408810] RSP: 0018:ffffb898c42ffb60 EFLAGS: 00010202
[ 31.408822] RAX: 0000000000000000 RBX: ffff8db7d4efd000 RCX:
0000000000000002
[ 31.408838] RDX: ffff8db7d447bc00 RSI: 0000000000000001 RDI:
ffff8db7d4efd000
[ 31.408854] RBP: ffffb898c42ffb60 R08: 0000000000000002 R09:
0000000000000001
[ 31.408870] R10: 0000000000000103 R11: 00000000000000fb R12:
00000000ffffffb9
[ 31.408886] R13: ffff8db7dbe2b7c8 R14: ffffffffc06143e0 R15:
ffff8db7df70c000
[ 31.408908] FS: 00007fbebffff700(0000) GS:ffff8db7f1d00000(0000)
knlGS:0000000000000000
[ 31.408935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.408955] CR2: 0000000000000000 CR3: 00000003f1884004 CR4:
00000000003606e0
[ 31.408987] Call Trace:
[ 31.409009] usb_set_interface+0x32/0x380
[ 31.409029] uvc_video_enable+0x13c/0x170 [uvcvideo]
[ 31.409049] uvc_start_streaming+0x2f/0x70 [uvcvideo]
[ 31.409069] vb2_start_streaming+0x6a/0x130 [videobuf2_core]
[ 31.409091] vb2_core_streamon+0x108/0x140 [videobuf2_core]
[ 31.409113] ? vb2_qbuf+0x4f/0x70 [videobuf2_v4l2]
[ 31.409132] vb2_streamon+0x29/0x50 [videobuf2_v4l2]
[ 31.409152] uvc_queue_streamon+0x2e/0x50 [uvcvideo]
[ 31.409173] uvc_ioctl_streamon+0x42/0x60 [uvcvideo]
[ 31.409196] v4l_streamon+0x1a/0x20 [videodev]
[ 31.409217] __video_do_ioctl+0x364/0x370 [videodev]
[ 31.409239] video_usercopy+0x2b6/0x660 [videodev]
[ 31.409259] ? video_ioctl2+0x20/0x20 [videodev]
[ 31.409278] ? futex_wake+0x8f/0x180
[ 31.409296] video_ioctl2+0x15/0x20 [videodev]
[ 31.409315] v4l2_ioctl+0xbc/0xe0 [videodev]
[ 31.409333] do_vfs_ioctl+0xa5/0x610
[ 31.409349] ? SyS_futex+0x13b/0x180
[ 31.409364] SyS_ioctl+0x79/0x90
[ 31.409386] entry_SYSCALL_64_fastpath+0x33/0xa3
[ 31.409410] RIP: 0033:0x7fbeefe49a49
[ 31.409424] RSP: 002b:00007fbebfffe318 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[ 31.409451] RAX: ffffffffffffffda RBX: 00007fbece37a1a0 RCX:
00007fbeefe49a49
[ 31.409475] RDX: 00007fbebfffe334 RSI: 0000000040045612 RDI:
0000000000000019
[ 31.409499] RBP: 0000000000000000 R08: 0000000040045612 R09:
0000000000000000
[ 31.409525] R10: 00007fbece37a358 R11: 0000000000000246 R12:
0000000040045612
[ 31.409550] R13: 0000000000000000 R14: 0000000000000000 R15:
000055c0d88f8aa8
[ 31.409576] Code: ff ff ff c3 0f 1f 00 0f 1f 44 00 00 55 48 8b 97 a0 03
00 00 48 89 e5 48 85 d2 74 41 0f b6 4a 04 84 c9 74 39 48 8b 82 98 00 00 00
<48> 8b 38 0f b6 7f 02 39 fe 74 29 8d 41 ff 48 81 c2 a0 00 00 00
[ 31.409664] RIP: usb_ifnum_to_if+0x24/0x60 RSP: ffffb898c42ffb60
[ 31.409685] CR2: 0000000000000000
[ 31.418770] ---[ end trace 623388a80dc97e2e ]---
[ 31.788105] usb 1-5: new high-speed USB device number 9 using xhci_hcd
[ 31.969905] usb 1-5: New USB device found, idVendor=13d3, idProduct=5673
[ 31.969913] usb 1-5: New USB device strings: Mfr=3, Product=1,
SerialNumber=2
[ 31.969917] usb 1-5: Product: EasyCamera
[ 31.969920] usb 1-5: Manufacturer: AzureWave
[ 31.969923] usb 1-5: SerialNumber: 0001
[ 31.975213] uvcvideo: Found UVC 1.00 device EasyCamera (13d3:5673)
[ 31.976880] uvcvideo: Failed to initialize entity for entity 6
[ 31.976884] uvcvideo: Failed to register entites (-22).
[ 31.977038] input: EasyCamera: EasyCamera as
/devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input24
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