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[参考译文] Linux/AM5718:出现 USB 集线器端口错误、EMI、重新启用

Guru**** 2612455 points
Other Parts Discussed in Thread: AM5718, DM3730

请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

https://e2e.ti.com/support/processors-group/processors/f/processors-forum/582460/linux-am5718-got-usb-hub-port-error-emi-re-enabling

器件型号:AM5718
主题中讨论的其他器件: DM3730

工具/软件:Linux

在 AM5718上启动 UVC 摄像头时、USB 集线器出现以下错误。

[170522.353802] USB 1-port2:由集线器(EMI?)禁用、重新启用...

[170522.361218] USB 1-1.2:USB 断开连接、器件编号37

[170522.366603] uvcvideo:无法重新提交视频 URB (-19)。

[170522.367171] uvcvideo:无法重新提交视频 URB (-19)。

[170522.373292] uvcvideo:无法重新提交视频 URB (-19)

我在 http://www.ti.com/lit/er/sprz319f/sprz319f.pdf 上注意到了 DM3730的勘误表、  其中显示了 DPPL5错误、该错误可能会使 USB 集线器停止工作。 请帮助确认 AM5718上是否存在相同的问题。

  • 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。
    尊敬的 Feng Liu:

    DM3730公告2.1不适用于 AM5718、但有几条与 USB 相关的公告。
    我检查了 USB 摄像头连接、但总的来说没有问题。 因此、我怀疑存在特定于环境的东西。 观察问题后、您能否附加整个'dmesg'命令输出。 该问题是否每次都出现?
    是否与其他 USB 摄像头进行检查?

    BR
    Tsvetolin Shulev
  • 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

    Tsvetolin、您好!

    感谢您的验证。

    UVC 摄像头可能运行良好很长时间、在轻敲 AM5718板上的 USB 连接器时会出现错误。 Google 结果显示有人在 Raspberry board 上也遇到了相同的问题。 您能否分享 AM5718 USB 报告上的链接?

    调试消息、如下所示、

    root@am57xx-EVM:~./samca_optoWaves -d /dev/video1 -d /dev/video2
    Carl Zeiss Meditec 控制器应用程序:Optowaves 自定义版本
    高度?
    480
    宽度?
    640
    帧速率?
    15.
    
    01:19:32.117652:UVC 摄像头无法从队列中获取帧
    01:19:32.317978:UVC 摄像头无法从队列中获取帧
    图像0接收到错误| badCount = 1
    接收到的图像1正常!
    收到的图片2很好!
    收到的图片3很好!
    收到的图片4很好!
    收到的图片5很好!
    收到的图片6很好!
    收到的图片7很好!
    收到的图片8很好!
    收到的图片9很好!
    收到的图片10很好!
    收到的图片11很好!
    收到的图片12很好!
    收到的图片13很好!
    收到的图片14很好!
    收到的图片15很好!
    收到的图片16很好!
    收到的图片17很好!
    收到的图片18很好!
    收到的图片19很好!
    收到的图片20很好!
    收到的图片21很好!
    收到的图片22很好!
    收到的图片23很好!
    收到的图片24很好!
    收到的图片25很好!
    收到的图片26很好!
    收到的图片27很好!
    收到的图片28很好!
    收到的图片29很好!
    收到的图片30很好!
    收到的图片31很好!
    [170522.353802] USB 1-port2:由集线器(EMI?)禁用、重新启用...
    [170522.361218] USB 1-1.2:USB 断开连接、器件编号37
    [170522.366603] uvcvideo:无法重新提交视频 URB (-19)。
    [170522.367171] uvcvideo:无法重新提交视频 URB (-19)。
    [170522.373292] uvcvideo:无法重新提交视频 URB (-19)。
    [170522.379416] uvcvideo:无法重新提交视频 URB (-19)。
    [170522.379966] uvcvideo:无法重新提交视频 URB (-19)。
    01:19:34.594033:UVC 摄像头无法从队列中获取帧
    图像32接收到错误| badCount = 1
    01:19:34.601074:UVC 摄像头无法从队列中获取帧
    图像33接收错误| badCount = 2
    01:19:34.608928: UVC 摄像头无法从队列中获取帧
    图像34接收错误| badCount = 3
    01:19:34.660700:UVC 摄像头无法从队列中获取帧
    图像35接收错误| badCount = 4
    01:19:34.724646: UVC 摄像头无法从队列中获取帧
    图像36接收错误| badCount = 5
    [170522.669123] USB 1-1.2:使用 xhci-hcd
    的新高速 USB 器件编号38 01:19:34.792648: UVC 摄像头无法从队列中获取帧
    图像37接收错误| badCount = 6
    01:19:34.856660:UVC 摄像头无法从队列中获取帧
    图像38接收错误| badCount = 7
    [170522.851799] USB 1-1.2:找到新的 USB 设备、idVendor=05e3、idProduct=f11d
    :01:3432:01:342:342:342:342:342:342 UVC 摄像头无法从队列中获取帧[170522.866579] USB 1-1.2:新 USB 设备字符串:MFR=2、Product=1、SerialNumber=0
    
    收到的图像39错误| BadCount = 8
    [170522.882069] USB 1-1.2:产品:CK1002-PB-U-34.00
    [1705891994] USB LTZ1001.2:制造商:C98121:2001.2:制造商:C100191:200121:2001.2:制造商
    UVC 摄像头无法从队列中获取帧
    图像40接收到错误| badCount = 9
    [170522.958407] uvcvideo:找到 UVC 1.00器件 CK1002-PB-U-LT00 (05e3:f11d)
    01:19:35.056449:UVC 摄像头无法从队列中获取帧
    图像41接收到错误| badCount = 10
    :01:35.056449 UVC 摄像头无法从队列中获取帧
    图像42接收到错误| badCount = 11
    01:19:35.188664:UVC 摄像头无法从队列中获取帧
    图像43接收错误| badCount = 12
    01:19:35.256633: UVC 摄像头无法从队列中获取帧
    图像44接收到错误| badCount = 13
    01:19:35.320646:UVC 摄像头无法从队列中获取帧
    图像45接收错误| badCount = 14
    01:19:35.388705: UVC 摄像头无法从队列中获取帧
    图像46接收到错误| badCount = 15
    01:19:35.452675:UVC 摄像头无法从队列中获取帧
    图像47接收到错误| badCount = 16
    01:19:35.520654: UVC 摄像头无法从队列中获取帧
    图像48接收错误| badCount = 17
    01:19:35.584706:UVC 摄像头无法从队列中获取帧
    图像49接收错误| badCount = 18
    01:19:35.652661: UVC 摄像头无法从队列中获取帧
    图像50接收到错误| badCount = 19
    [170523.66086] uvcvideo:UVC 不符合标准- Get_DEF (probe)不受支持。 启用权变措施。
    01:19:35.730858:UVC 摄像头无法从队列中获取帧[170523.672183] uvcvideo:无法查询(129) UVC 探头控制:-71 (exp.26)。
    
    接收到的图像51错误| badCount = 20
    [170523.687424] uvcvideo:无法初始化设备(-5)。
    [170523.701637]使用虚拟稳压
    器时未找到背光电源01:19:35.784410:UVC 摄像头无法从队列中获取帧
    图像52接收到错误| BadCount = 21
    01:19:35.852641:UVC 摄像头无法从队列中获取帧
    图像53接收到错误| BadCount = 22
    01:19:35.916621: UVC 摄像头无法从队列中获取帧
    图像54接收错误| badCount = 23
    [170523.889809] USB 1-port2:由集线器禁用(EMI?)、重新启用...
    [170523.897014] USB 1-1.2:USB 断开连接、器件编号38
    01:19:11635.984690:UVC 摄像头无法从队列中获取帧
    图像55接收错误| badCount = 24
    01:19:36.048700:UVC 摄像头无法从队列中获取帧
    图像56接收错误| badCount = 25
    01:19:36.625: UVC 摄像头无法从队列中获取帧
    图像57接收到错误| badCount = 26
    01:19:36.184660:UVC 摄像头无法从队列中获取帧
    图像58接收到错误| badCount = 27
    [170524.159122] USB 1-1.2: 使用 xhci-hcd
    的新高速 USB 器件编号39 01:19:36.248775:UVC 摄像头无法从队列中获取帧
    图像59接收到错误| badCount = 28
    01:19:36.316651: UVC 摄像头无法从队列中获取帧
    图像60接收到错误| badCount = 29
    [170524.269184] USB 1-1.2:设备描述符读取/64、错误18
    01:19:36.380661:UVC 摄像头无法从队列中获取帧
    图像61接收到错误| badCount = 30
    01:19:36.448716: UVC 摄像头无法从队列中获取帧
    图像62接收到错误| badCount = 31
    01:19:36.512747:UVC 摄像头无法从队列中获取帧
    图像63接收到错误| badCount = 32
    [170524.459148] USB 1-1.2:器件描述符 Read/64、错误18
    01:19:36.580713: UVC 摄像头无法从队列中获取帧
    图像64接收到错误| badCount = 33
    01:19:36.648634:UVC 摄像头无法从队列中获取帧
    图像65接收到错误| badCount = 34
    01:19:36.712693: UVC 摄像头无法从队列中获取帧
    图像66接收到错误| badCount = 35
    [170524.659170] USB 1-1.2:使用 xhci-hcd
    的新高速 USB 设备编号40 01:19:36.780672: UVC 摄像头无法从队列中获取帧
    图像67接收到错误| badCount = 36
    [170524.749187] USB 1-1.2:器件描述符 READ/64、错误18
    01:19:36.844684:UVC 摄像头无法从队列中获取帧
    图像68接收到错误| badCount = 37
    01:19:36.912713: UVC 摄像头无法从队列中获取帧
    图像69接收到错误| badCount = 38
    01:19:36.976683:UVC 摄像头无法从队列中获取帧
    图像70接收到错误| badCount = 39
    [170524.939164] USB 1-1.2:器件描述符读取/64、错误18
    01:19:37.044655: UVC 摄像头无法从队列中获取帧
    图像71接收到错误| badCount = 40
    01:19:37.112909:UVC 摄像头无法从队列中获取帧
    图像72接收错误| badCount = 41
    01:19:37.176659: UVC 摄像头无法从队列中获取帧
    图像73接收到错误| badCount = 42
    [170525.129147] USB 1-1.2:使用 xhci-hcd 的新高速 USB 器件编号41
    [170525.153027] USB 1-1.2:器件描述符 Read/8、错误-61
    01:19:37.244639: UVC 摄像头无法从队列中获取帧
    图像74接收到错误| badCount = 43
    01:19:37.308724:UVC 摄像头无法从队列中获取帧
    图像75接收到错误| badCount = 44
    [170525.293039] USB 1-1.2:器件描述符 Read/8、错误-61
    01:19:37.376646: UVC 摄像头无法从队列中获取帧
    图像76接收到错误| BadCount = 45
    01:19:37.440690:UVC 摄像头无法从队列中获取帧
    图像77接收到错误| BadCount = 46
    01:19:37.508723: UVC 摄像头无法从队列中获取帧
    图像78接收错误| badCount = 47
    [170525.489123] USB 1-1.2:使用 xhci-hcd
    的新高速 USB 器件编号42 01:19:37.576618: UVC 摄像头无法从队列中获取帧
    图像79接收到错误| badCount = 48
    [170525.519128] USB 1-1.2:器件描述符 Read/8、错误-61
    01:19:37.640642:UVC 摄像头无法从队列中获取帧
    图像80接收到错误| badCount = 49
    01:19:640708653: UVC 摄像头无法从队列中获取帧
    图像81接收到错误| badCount = 50
    [170525.663103] USB 1-1.2:器件描述符 Read/8、错误-61
    01:19:37.772759:UVC 摄像头无法从队列中获取帧
    图像82接收到错误| badCount = 51
    [170525.779206] USB 1-port1: 无法枚举 USB 设备
    01:19:37.847273:UVC 摄像头无法从队列中获取帧
    图像83接收到错误| badCount = 52
    01:19:37.904701:UVC 摄像头无法从队列中获取帧
    图像84接收到错误| badCount = 53
    01:19:37.972647: UVC 摄像头无法从队列中获取帧
    图像85接收到错误| badCount = 54
    01:19:38.040662:UVC 摄像头无法从队列中获取帧
    图像86接收到错误| badCount = 55
    01:19:38.104737: UVC 摄像头无法从队列中获取帧
    图像87接收到错误| badCount = 56
    01:19:38.172688:UVC 摄像头无法从队列中获取帧
    图像88接收到错误| badCount = 57
    01:19:38.23624: UVC 摄像头无法从队列中获取帧
    图像89接收到错误| badCount = 58
    01:19:38.304666:UVC 摄像头无法从队列中获取帧
    图像90接收到错误| badCount = 59
    01:19:38.368718: UVC 摄像头无法从队列中获取帧
    图像91接收到错误| badCount = 60
    01:19:38.436630:UVC 摄像头无法从队列中获取帧
    图像92接收到错误| badCount = 61
    01:19:38.504670: UVC 摄像头无法从队列中获取帧
    图像93接收到错误| badCount = 62
    01:19:38.568653:UVC 摄像头无法从队列中获取帧
    图像94接收到错误| badCount = 63
    01:19:38.636639: UVC 摄像头无法从队列中获取帧
    图像95接收错误| badCount = 64
    01:19:38.700675:UVC 摄像头无法从队列中获取帧
    图像96接收错误| badCount = 65
    01:19:38.768743: UVC 摄像头无法从队列中获取帧
    图像97接收到错误| badCount = 66
    01:19:38.832715:UVC 摄像头无法从队列中获取帧
    图像98接收到错误| badCount = 67
    01:19:38.900654: UVC 摄像头无法从队列中获取帧
    图像99接收到错误| badCount = 68
    01:19:38.924900:UVC 摄像头无法关闭流
    [170526.909137]--- [在此处剪切]-----
    [170526.913883]警告:CPU:0 PID:2471 at FS/sysfs/group.c:224 sysfs_remove_group+0x98/0x9C ()
    [170526.922691]未找到 kobject 'event4'的 sysfs 组 c0889018
    [170526.928765]链接的模块: sha512_generic SHA256_generic sha1_generic md5 CBC 蓝牙 IPv6 bc_example (O) uvcvideo 视频 bf2_vmalloc gdbserverproxy (O) cryptodev(O) rprpc_proto xhci_plat_hcd usbcore premote_rtos_rtos_pru_mas prue_premote_mas rgpbe_remote_mas prue_remote_mas rgpb2_rgpremote_remote_mas rgote_remote_remote_mas (pb2_rgpb2_rgpremote_remote_mas extCON_USB_GPIO extCON[170526.979891] CPU:0 PID:2471 Comm:Samca_optoWaves 被污染:g w o 4.1.18-gbbe8cfc #1
    [170526.979894]硬件名称:通用 DRA74X (平展器件树)
    [170526.979897]背板:
    [170526.979914][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
    [170526.979917] r7:c0186fbc R6:60070013 r5:c087b0e4 r4:00000000
    [170526.979935][ ](show_stack)从[ ](dump_stack+0x9C/b0)
    [170526.979942][ ](dump_stack)从[ ](warn_slespath_common+0x88/bb 8)
    [170526.979944] r7:c0186fbc R6:000000e0 R5:00000009 R4:d4061d30
    [170526.979959][ ](warn_slowpath_common)、来自[ ](warn_slespath_fmt+0x38/0x40)
    [170526.979961] R8:ed79b198root@am57xx-EVM:~Ω r7:ed79b178 R6:ed79ac68 R5:c0889018 R4:c076d438
    [170526.979976][ ](warn_slowpath_fmt)、来自[ ](sysfs_remove_group+0x98/0x9C)
    [170526.979979] r3:c0889018 r2:c076d438
    [170526.979984] r4:00000000
    [170526.979995][ ](sysfs_remove_group)从[ ](DPM_sysfs_remove+0x54/0x58)
    [170526.979997] R6:ed79ac60 R5:ed79ac68 R4:c0889018
    [170526.980011][ ](DPM_sysfs_remove)从[ ](DEVICE_DEL_0x40/0x218)
    [170526.980013] r7:ed79b178 R6:ed79ac04 r5:ed79ac60 r4:ed79ac00
    [170526.980031][ ](device_del)从[ ](evdev_disconnect+0x20/0x48 [evdev])
    [170526.980033] R8:00000000 r7:ed79b178 R6:ed79ac04 R5:ed79ac60 R4:ed79ac00
    [170526.980050][ ](evdev_disconnect [evdev])从[ ](__input_unregister_device+0xa4/0x144)
    [170526.980052] r7:ed79b178 r6:ed79b318 r5:ed79b000 r4:ed79b304
    [170526.980064][ ](__input_unregister_device)来自[ ](INPUT_REGANG_DEVICE_+0x50/0x78)
    [170526.980067] r7:d5379010 R6:ed798400 R5:c08d6234 R4:ed79b000
    [170526.980090][ ](input_unregister_device)来自[ ](UVC_STATUS_clean+0x38/0x3c [uvcVIDE])
    [170526.980092] R5:c08d6234 R4:ed798400
    [170526.980112][ ](UVC_STATUS_clean[uvcvideo])从[ ](UVC_DELETE +0x14/0x120 [uvcvideo ])
    [170526.980115] R5:c08d6234 R4:d5379060
    [170526.980131][ ](UVC_DELETE [uvcvideo])从[ ](UVC_RELEAS+0x44/0x48 [uvcVIDE])
    [170526.980132] r7:d5379010 R6:ed7986d8 R5:c08d6234 R4:d5379060
    [170526.980149] ](UVC_RELEASE [uvcvideo])从[ ](v4l2_device_release+0xc4/0xe8)
    [170526.980155][ ](v4l2_device_release)从[ ](DEVICE_RELEASE_0x34/0x98)
    [170526.980157] R9:00000008 R8:d29e6ee0 r7:d5379068 R6:dfd4ef00 R5:d5379060 R4:d5379068
    [170526.980175][ ](device_release)从[ ](kobject_release+0x50/0x84)
    [170526.980177] r7:d5379068 r6:dfde0e00 r5:c0888930 r4:d5379084
    [170526.980191][ ](kobject_release)从[ ](kobject_put + 0x54/0x80)
    [170526.980193] r7:ed400c10 R6:00000000 R5:d5379010 R4:d5379068
    [170526.980206][ ](kobject_put)从[ ](Put 设备+0x1c/0x20)
    [170526.980208] R4:00000000
    [170526.980216][ ](PUT_DEVICE)从[ ](v4l2_release+0x58/0x7c)
    [170526.980225][ ](v4l2_release)从[ ](__fput +0x88/0x1d8)
    [170526.980227] R5:ecb19228 R4:ec3e6540
    [170526.980237][ ](__fput)从[ ](___fput +0x10/0x14)
    [170526.9802A] R10:00000000 R9:d4060000 R8:c000fb04 r7:d50da300 R6:c08a075c R5:00000000
    [170526.980251] R4:d50da708
    [170526.980260][ ](___fput)、来自[ ](task_work 运行+b8/0xf0)
    [170526.980268][ ](task_work 运行)从[ ](DO_work 挂起+0x88/b0)
    [170526.980270] r7:d4060000 r6:c000fb04 r5:d4061fb0 r4:d4060010
    [170526.980284][ ](Do_Work_Pending)、来自[ ](Work_Pending+0xc/0x20)
    [170526.980286] r7:00000006 R6:bec1a830 R5:00000064 R4:00000044
    [170526.980297]--[结束线迹 dc99779b7a1ef9d0 ]--
    [170527.019124]---- [在此处剪切]-----
    [170527.019134]警告:CPU:0 PID:2471 at FS/sysfs/group.c:224 sysfs_remove_group+0x98/0x9C ()
    [170527.019138]未找到 kobject 'input34'的 sysfs 组 c0889018
    [170527.019140]链接的模块: sha512_generic SHA256_generic sha1_generic md5 CBC 蓝牙 IPv6 bc_example (O) uvcvideo 视频 bf2_vmalloc gdbserverproxy (O) cryptodev(O) rprpc_proto xhci_plat_hcd usbcore premote_rtos_rtos_pru_mas prue_premote_mas rgpbe_remote_mas prue_remote_mas rgpb2_rgpremote_remote_mas rgote_remote_remote_mas (pb2_rgpb2_rgpremote_remote_mas extCON_USB_GPIO extcon
    [170527.019244] CPU:0 PID:2471 Comm:Samca_optoWaves 被污染:g w o 4.1.18-gbbe8cfc #1
    [170527.019246]硬件名称:通用 DRA74X (平展器件树)
    [170527.019248]背板:
    [170527.019260][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
    [170527.019263] r7:c0186fbc R6:600f0013 r5:c087b0e4 r4:00000000
    [170527.019277][ ](show_stack)从[ ](dump_stack+0x9C/b0)
    [170527.019284][ ](dump_stack)从[ ](warn_slespath_common+0x88/b8)
    [170527.019286] r7:c0186fbc R6:000000e0 R5:00000009 R4:d4061d50
    [170527.019299][ ](warn_slowpath_common)、来自[ ](warn_slespath_fmt+0x38/0x40)
    [170527.019302] R8:d5384020 r7:ed79b178 R6:ed79b1a0 R5:c0889018 R4:c076d438
    [170527.019317][ ](warn_slowpath_fmt)、来自[ ](sysfs_remove_group+0x98/0x9C)
    [170527.019319] r3:c0889018 r2:c076d438
    [170527.019324] r4:00000000
    [170527.019334][ ](sysfs_remove_group)从[ ](DPM_sysfs_remove+0x54/0x58)
    [170527.019336] R6:ed79b198 R5:ed79b1a0 R4:c0889018
    [170527.019348][ ](DPM_sysfs_remove)从[ ](DEVICE_DEL_0x40/0x218)
    [170527.019350] r7:ed79b178 R6:ed79b318 R5:ed79b198 R4:c088d2bc
    [170527.019363][ ](device_del)从[ ](__input_unregister_device+0x128/0x144)
    [170527.019365] r8:00000000 r7:ed79b178 r6:ed79b318 r5:ed79b000 r4:c088d2bc
    [170527.019379][ ](__input_unregister_device)来自[ ](INPUT_REGANG_DEVICE_0x50/0x78)
    [170527.019382] r7:d5379010 R6:ed798400 R5:c08d6234 R4:ed79b000
    [170527.019406][ ](input_unregister_device)来自[ ](UVC_STATUS_clean+0x38/0x3c [uvcVIDE])
    [170527.019409] R5:c08d6234 R4:ed798400
    [170527.019429][ ](UVC_STATUS_clean[uvcvideo])从[ ](UVC_DELETE +0x14/0x120 [uvcvideo ])
    [170527.019431] R5:c08d6234 R4:d5379060
    [170527.019446][ ](UVC_DELETE [uvcvideo])从[ ](UVC_RELEAS+0x44/0x48 [uvcVIDE])
    [170527.019449] r7:d5379010 R6:ed7986d8 R5:c08d6234 R4:d5379060
    [170527.019466][ ](UVC_RELEASE [uvcvideo])从[ ](v4l2_device_release+0xc4/0xe8)
    [170527.019472][ ](v4l2_device_release)从[ ](DEVICE_RELEASE_0x34/0x98)
    [170527.019474] R9:00000008 R8:d29e6ee0 r7:d5379068 R6:dfd4ef00 R5:d5379060 R4:d5379068
    [170527.019491][ ](device_release)从[ ](kobject_release+0x50/0x84)
    [170527.019493] r7:d5379068 r6:dfde0e00 r5:c0888930 r4:d5379084
    [170527.019505][ ](kobject_release)从[ ](kobject_put + 0x54/0x80)
    [170527.019507] r7:ed400c10 R6:00000000 R5:d5379010 R4:d5379068
    [170527.019520][ ](kobject_put)从[ ](PTO_DEVICE_0x1c/0x20)
    [170527.019522] R4:00000000
    [170527.019529][ ](PUT_DEVICE)从[ ](v4l2_release+0x58/0x7c)
    [170527.019537][ ](v4l2_release)从[ ](_fput +0x88/0x1d8)
    [170527.019539] R5:ecb19228 R4:ec3e6540
    [170527.019549][ ](__fput)从[ ](___fput +0x10/0x14)
    [170527.019551] R10:00000000 R9:d4060000 R8:c000fb04 r7:d50da300 R6:c08a075c R5:00000000
    [170527.019563] R4:d50da708
    [170527.019571][ ](___fput)、来自[ ](task_work 运行+b8/0xf0)
    [170527.019579][ ](task_work 运行)从[ ](DO_work 挂起+0x88/b0)
    [170527.019580] r7:d4060000 r6:c000fb04 r5:d4061fb0 r4:d4060010
    [170527.019594][ ](Do_Work_Pending)、来自[ ](Work_Pending+0xc/0x20)
    [170527.019597] r7:00000006 R6:bec1a830 r5:00000064 r4:00000044
    [170527.019607]--[结束跟踪 dc99779b7a1ef9d1 ]--
    [170527.019627]---- [在此处剪切]-----
    [170527.019634]警告:CPU:0 PID:2471 at FS/sysfs/group.c:224 sysfs_remove_group+0x98/0x9C ()
    [170527.019637]在
    链接的 kobject 'input34'中找不到 sysfs 组 c088d3a4 [170527.019639]模块: sha512_generic SHA256_generic sha1_generic md5 CBC 蓝牙 IPv6 bc_example (O) uvcvideo 视频 bf2_vmalloc gdbserverproxy (O) cryptodev(O) rprpc_proto xhci_plat_hcd usbcore premote_rtos_rtos_pru_mas prue_premote_mas rgpbe_remote_mas prue_remote_mas rgpb2_rgpremote_remote_mas rgote_remote_remote_mas (pb2_rgpb2_rgpremote_remote_mas extCON_USB_GPIO extcon
    [170527.019735] CPU:0 PID:2471 Comm:Samca_optoWaves 被污染:g w o 4.1.18-gbbe8cfc #1
    [170527.019737]硬件名称:通用 DRA74X (平展器件树)
    [170527.019739]背板:
    [170527.019749][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
    [170527.019751] r7:c0186fbc R6:600f0013 r5:c087b0e4 r4:00000000
    [170527.019765][ ](show_stack)从[ ](dump_stack+0x9C/b0)
    [170527.019771][ ](dump_stack)从[ ](warn_slespath_common+0x88/bb 8)
    [170527.019773] r7:c0186fbc R6:000000e0 R5:00000009 R4:d4061d38
    [170527.019786][ ](warn_slowpath_common)、来自[ ](warn_slespath_fmt+0x38/0x40)
    [170527.019788] R8:d5384020 r7:c088d264 R6:ed79b1a0 R5:c088d3a4 R4:c076d438
    [170527.019803][ ](warn_slowpath_fmt)、来自[ ](sysfs_remove_group+0x98/0x9C)
    [170527.019805] r3:c088d3a4 r2:c076d438
    [170527.019810] r4:00000000
    [170527.019818][ ](sysfs_remove_group)从[ ](sysfs_remove_groups+0x2C/0x3c)
    [170527.019820] r6:c088d27c r5:ed79b1a0 r4:c088d2d0
    [170527.019831][ ](sysfs_remove_groups)从[ ](DEVICE_REMOVE_ATTRS+0x58/0x74)
    [170527.019833] R5:ed79b1a0 R4:ed79b198
    [170527.019843][ ](device_remove_attrs)从[ ](DEVICE_DEL_0x10c/0x218)
    [170527.019845] r7:ed79b1a0 r6:c08d5288 r5:ed79b198 r4:ee0d3738
    [170527.019857][ ](device_del)从[ ](__input_unregister_device+0x128/0x144)
    [170527.019860] r8:00000000 r7:ed79b178 r6:ed79b318 r5:ed79b000 r4:c088d2bc
    [170527.019874][ ](__input_unregister_device)来自[ ](input_unregister_device+0x50/0x78)
    [170527.019875] r7:d5379010 r6:ed798400 r5:c08d6234 r4:ed79b000
    [170527.019895][ ](input_unregister_device)来自[ ](UVC_STATUS_clean+0x38/0x3c [uvcVIDE])
    [170527.019898] R5:c08d6234 R4:ed798400
    [170527.019916][ ](UVC_STATUS_clean[uvcvideo])从[ ](UVC_DELETE +0x14/0x120 [uvcVIDE])
    [170527.019918] R5:c08d6234 R4:d5379060
    [170527.019933][ ](UVC_DELETE [uvcvideo])从[ ](UVC_RELEAS+0x44/0x48 [uvcVIDE])
    [170527.019936] r7:d5379010 R6:ed7986d8 R5:c08d6234 R4:d5379060
    [170527.019952][ ](UVC_RELEASE [uvcvideo])从[ ](v4l2_device_release+0xc4/0xe8)
    [170527.019958][ ](v4l2_device_release)从[ ](DEVICE_RELEASE_0x34/0x98)
    [170527.019960] R9:00000008 R8:d29e6ee0 r7:d5379068 R6:dfd4ef00 R5:d5379060 R4:d5379068
    [170527.019975][ ](device_release)从[ ](kobject_release+0x50/0x84)
    [170527.019977] r7:d5379068 r6:dfde0e00 r5:c0888930 r4:d5379084
    [170527.019990][ ](kobject_release)从[ ](kobject_put + 0x54/0x80)
    [170527.019992] r7:ed400c10 R6:00000000 R5:d5379010 R4:d5379068
    [170527.020005][ ](kobject_put)从[ ](PTO_DEVICE_0x1c/0x20)
    [170527.020007] R4:00000000
    [170527.020014][ ](PUT_DEVICE)从[ ](v4l2_release+0x58/0x7c)
    [170527.020021][ ](v4l2_release)从[ ](_fput + 0x88/0x1d8)
    [170527.020023] R5:ecb19228 R4:ec3e6540
    [170527.020033][ ](__fput)从[ ](___fput +0x10/0x14)
    [170527.020035] R10:00000000 R9:d4060000 R8:c000fb04 r7:d50da300 R6:c08a075c R5:00000000
    [170527.020047] R4:d50da708
    [170527.020055][ ](___fput)、来自[ ](task_work 运行+b8/0xf0)
    [170527.020062][ ](task_work 运行)从[ ](DO_work 挂起+0x88/b0)
    [170527.020064] r7:d4060000 r6:c000fb04 r5:d4061fb0 r4:d4060010
    [170527.020078][ ](Do_Work_Pending)、来自[ ](Work_PEND+0xc/0x20)
    [170527.020080] r7:00000006 R6:bec1a830 r5:00000064 r4:00000044
    [170527.020089]--[结束跟踪 dc99779b7a1ef9d2 ]--
    [170527.020093]---- [在此处剪切]-----
    [170527.020099]警告:CPU:0 PID:2471 at FS/sysfs/group.c:224 sysfs_remove_group+0x98/0x9C ()
    [170527.020102]找不到 kobject 'input34'的 sysfs 组 c088d2dc
    [170527.020103]链接的模块: sha512_generic SHA256_generic sha1_generic md5 CBC 蓝牙 IPv6 bc_example (O) uvcvideo 视频 bf2_vmalloc gdbserverproxy (O) cryptodev(O) rprpc_proto xhci_plat_hcd usbcore premote_rtos_rtos_pru_mas prue_premote_mas rgpbe_remote_mas prue_remote_mas rgpb2_rgpremote_remote_mas rgote_remote_remote_mas (pb2_rgpb2_rgpremote_remote_mas extCON_USB_GPIO extcon
    [170527.020198] CPU:0 PID:2471 Comm:Samca_optoWaves 被污染:g w o 4.1.18-gbbe8cfc #1
    [170527.020201]硬件名称:通用 DRA74X (平展器件树)
    [170527.0202]回溯:
    [170527.020213][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
    [170527.020215] r7:c0186fbc R6:600f0013 r5:c087b0e4 r4:00000000
    [170527.020228][ ](show_stack)从[ ](dump_stack+0x9C/b0)
    [170527.020233][ ](dump_stack)从[ ](warn_slespath_common+0x88/b8)
    [170527.020236] r7:c0186fbc R6:000000e0 R5:00000009 R4:d4061d38
    [170527.020248][ ](warn_slowpath_common)、来自[ ](warn_slespath_fmt+0x38/0x40)
    [170527.020250] R8:d5384020 r7:c088d264 R6:ed79b1a0 R5:c088d2dc R4:c076d438
    [170527.020266][ ](warn_slowpath_fmt)、来自[ ](sysfs_remove_group+0x98/0x9C)
    [170527.020269] r3:c088d2dc r2:c076d438
    [170527.020274] r4:00000000
    [170527.020282][ ](sysfs_remove_group)从[ ](sysfs_remove_groups+0x2C/0x3c)
    [170527.020284] R6:c088d27c r5:ed79b1a0 r4:c088d2d4
    [170527.020295][ ](sysfs_remove_groups)从[ ](DEVICE_REMOVE_ATTRS+0x58/0x74)
    [170527.020297] R5:ed79b1a0 R4:ed79b198
    [170527.020306][ ](device_remove_attrs)从[ ](DEVICE_DEL_0x10c/0x218)
    [170527.020308] r7:ed79b1a0 r6:c08d5288 r5:ed79b198 r4:ee0d3738
    [170527.020321][ ](device_del)从[ ](__input_unregister_device+0x128/0x144)
    [170527.020323] R8:00000000 r7:ed79b178 R6:ed79b318 R5:ed79b000 R4:c088d2bc
    [170527.020337][ ](__input_unregister_device)来自[ ](INPUT_REGANG_DEVICE_+0x50/0x78)
    [170527.020339] r7:d5379010 R6:ed798400 R5:c08d6234 R4:ed79b000
    [170527.020359][ ](input_unregister_device)来自[ ](UVC_STATUS_clean+0x38/0x3c [uvcVIDE])
    [170527.020361] R5:c08d6234 R4:ed798400
    [170527.020380][ ](UVC_STATUS_clean[uvcvideo])从[ ](UVC_DELETE +0x14/0x120 [uvcvideo ])
    [170527.020383] R5:c08d6234 R4:d5379060
    [170527.020397][ ](UVC_DELETE [uvcvideo])从[ ](UVC_RELEAS+0x44/0x48 [uvcVIDE])
    [170527.020399] r7:d5379010 R6:ed7986d8 R5:c08d6234 R4:d5379060
    [170527.020415][ ](UVC_RELEASE [uvcvideo])从[ ](v4l2_device_release+0xc4/0xe8)
    [170527.020421][ ](v4l2_device_release)从[ ](DEVICE_RELEASE_0x34/0x98)
    [170527.020423] R9:00000008 R8:d29e6ee0 r7:d5379068 R6:dfd4ef00 R5:d5379060 R4:d5379068
    [170527.020438][ ](device_release)从[ ](kobject_release+0x50/0x84)
    [170527.020440] r7:d5379068 r6:dfde0e00 r5:c0888930 r4:d5379084
    [170527.020453][ ](kobject_release)从[ ](kobject_put + 0x54/0x80)
    [170527.020455] r7:ed400c10 R6:00000000 R5:d5379010 R4:d5379068
    [170527.020468][ ](kobject_put)从[ ](PTO_DEVICE_0x1c/0x20)
    [170527.020470] R4:00000000
    [170527.020477][ ](PUT_DEVICE)从[ ](v4l2_release+0x58/0x7c)
    [170527.020483][ ](v4l2_release)从[ ](_fput +0x88/0x1d8)
    [170527.020485] R5:ecb19228 R4:ec3e6540
    [170527.020495][ ](__fput)从[ ](___fput +0x10/0x14)
    [170527.020497] R10:00000000 R9:d4060000 R8:c000fb04 r7:d50da300 R6:c08a075c R5:00000000
    [170502027.509] R4:d50da708
    [170502027.516][ ](___fput)、来自[ ](task_work 运行+b8/0xf0)
    [170527.020523][ ](task_work 运行)从[ ](DO_work 挂起+0x88/b0)
    [170527.020525] r7:d4060000 r6:c000fb04 r5:d4061fb0 r4:d4060010
    [170527.020539][ ](Do_Work_Pending)、来自[ ](Work_Pending+0xc/0x20)
    [170527.020541] r7:00000006 R6:bec1a830 r5:00000064 r4:00000044
    [170527.020550]--[结束跟踪 dc99779b7a1ef9d3 ]--
    [170502027.645]---- [在此处剪切]-----
    [170527.020652]警告:CPU:0 PID:2471 at FS/sysfs/group.c:224 sysfs_remove_group+0x98/0x9C ()
    [170527.020656] sysfs 组 c0889018未找到 kobject 'edia1'
    [170527.020658]链接模块: sha512_generic SHA256_generic sha1_generic md5 CBC 蓝牙 IPv6 bc_example (O) uvcvideo 视频 bf2_vmalloc gdbserverproxy (O) cryptodev(O) rprpc_proto xhci_plat_hcd usbcore premote_rtos_rtos_pru_mas prue_premote_mas rgpbe_remote_mas prue_remote_mas rgpb2_rgpremote_remote_mas rgote_remote_remote_mas (pb2_rgpb2_rgpremote_remote_mas extCON_USB_GPIO extcon
    [170527.020753] CPU:0 PID:2471 Comm:Samca_optoWaves 被污染:g w o 4.1.18-gbbe8cfc #1
    [170527.020756]硬件名称:通用 DRA74X (平展器件树)
    [170527.020757]背板:
    [170527.020768][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
    [170527.020770] r7:c0186fbc R6:600f0013 r5:c087b0e4 r4:00000000
    [170527.020785][ ](show_stack)从[ ](dump_stack+0x9C/b0)
    [170527.020791][ ](dump_stack)从[ ](warn_slespath_common+0x88/b8)
    [170527.020793] r7:c0186fbc R6:000000e0 R5:00000009 R4:d4061d50
    [170527.020807][ ](warn_slowpath_common)、来自[ ](warn_slespath_fmt+0x38/0x40)
    [170527.020809] r8:d5384020 r7:d5379010 r6:ed798470 r5:c0889018 r4:c076d438
    [170527.020825][ ](warn_slowpath_fmt)、来自[ ](sysfs_remove_group+0x98/0x9C)
    [170527.020826] R3:c0889018 R2:c076d438
    [170527.020833] R4:00000000
    [170527.020841][ ](sysfs_remove_group)从[ ](DPM_sysfs_remove+0x54/0x58)
    [170527.020843] R6:ed798468 R5:ed798470 R4:c0889018
    [170527.020856][ ](DPM_sysfs_remove)从[ ](DEVICE_DEL_0x40/0x218)
    [170527.020858] r7:d5379010 R6:ed798458 R5:ed798468 R4:ed798468
    [170527.020871][ ](device_del)从[ ](device_unregister+0x14/0x28)
    [170527.020873] R8:00000000 r7:d5379010 R6:ed798458 R5:ed7986ac R4:ed798468
    [170527.020888][ ](device_unregister)从[ ](media_devnode_unregister+0x48/0x4c)
    [170527.020890] R5:ed7986ac R4:ed798460
    [170527.020900][ ](media_devnode_unregister)来自[ ](media_device_unregister+0x50/0x54)
    [170527.020902] R5:ed7986ac R4:ed7986ac
    [170527.020914][ ](media_device_unregister)从[ ](UVC_DELETE +0x118/0x120 [uvcvideo ])
    [170527.020917] r7:d5379010 R6:ed798400 R5:c08d6234 R4:d5379060
    [170502027.935][ ](UVC_DELETE [uvcvideo])从[ ](UVC_RELEASE_0x44/0x48 [uvcVIDE])
    [170527.020938] r7:d5379010 R6:ed7986d8 R5:c08d6234 R4:d5379060
    [170527.020954][ ](UVC_RELEASE [uvcvideo])从[ ](v4l2_device_release+0xc4/0xe8)
    [170527.020960][ ](v4l2_device_release)从[ ](DEVICE_RELEASE_0x34/0x98)
    [170527.020962] R9:00000008 R8:d29e6ee0 r7:d5379068 R6:dfd4ef00 R5:d5379060 R4:d5379068
    [170527.020978][ ](device_release)从[ ](kobject_release+0x50/0x84)
    [170527.020980] r7:d5379068 r6:dfde0e00 r5:c0888930 r4:d5379084
    [170527.020993][ ](kobject_release)从[ ](kobject_put + 0x54/0x80)
    [170527.020995] r7:ed400c10 R6:00000000 R5:d5379010 R4:d5379068
    [170527.021008][ ](kobject_put)从[ ](PTO_DEVICE_0x1c/0x20)
    [170527.021010101] R4:00000000
    [170527.021017][ ](PUT_DEVICE)从[ ](v4l2_release+0x58/0x7c)
    [170527.021024][ ](v4l2_release)从[ ](_fput +0x88/0x1d8)
    [170527.021026] R5:ecb19228 R4:ec3e6540
    [170527.021036][ ](__fput)从[ ](___fput +0x10/0x14)
    [170527.021038] R10:00000000 R9:d4060000 R8:c000fb04 r7:d50da300 R6:c08a075c R5:00000000
    [170527.021050] R4:d50da708
    [170527.021057][ ](___fput)、来自[ ](task_work 运行+bb8/0