The drivers for the interfaces of USB device with 2nd configuration are getting KIOServiceTerminated . The same drivers for similar interfaces in configuration 1 are loading and working properly. I get the following log for the interface that is geting loaded and immediately getting Terminate message after these messages. What is the problem?
default | 16:42:40.813546+0530 | kernel | IOUSBHostInterface: not registry member at registerService() |
default | 16:42:40.813560+0530 | kernel | IOUSBHostInterface: bad busy count (0,-1) |
Backtrace 0xffffff8000a125c6 0xffffff7f812f4731 0xffffff7f812f38a1 0xffffff7f81129388 0xffffff800037b625 0xffffff800037b151 0xffffff80002e013e
default | 16:42:40.813561+0530 | kernel | Kernel Extensions in backtrace: |
default | 16:42:40.813570+0530 | kernel | com.apple.iokit.IOUSBHostFamily(1.2)[5E8D1616-2C4B-3E81-B199-59D3531E0759]@0xffffff7f8111a000->0xffffff7f81212fff |
default | 16:42:40.813577+0530 | kernel | dependency: com.apple.driver.AppleBusPowerController(1.0)[5F8013C3-D135-3795-8C05-F5DDA387ADC4]@0xffffff7f81100000 |
default | 16:42:40.813584+0530 | kernel | dependency: com.apple.driver.usb.AppleUSBCommon(1.0)[98454AB6-B806-330F-98C6-FEA7F44D22BA]@0xffffff7f81108000 |
default | 16:42:40.813590+0530 | kernel | dependency: com.apple.driver.AppleUSBHostMergeProperties(1.2)[A7569701-C592-31CF-8740-439114078F9F]@0xffffff7f81116000 |
default | 16:42:40.813597+0530 | kernel | com.apple.iokit.IOUSBFamily(900.4.2)[3FCD6CD5-5077-374F-AD7A-6A0EA61E1FC5]@0xffffff7f812a2000->0xffffff7f8133bfff |
default | 16:42:40.813602+0530 | kernel | dependency: com.apple.iokit.IOPCIFamily(2.9)[AA7C7A4F-9F5D-3533-9E78-177C3B6A72BF]@0xffffff7f810a2000 |
default | 16:42:40.813608+0530 | kernel | dependency: com.apple.iokit.IOUSBHostFamily(1.2)[5E8D1616-2C4B-3E81-B199-59D3531E0759]@0xffffff7f8111a000 |
default | 16:42:40.813615+0530 | kernel | dependency: com.apple.driver.usb.AppleUSBCommon(1.0)[98454AB6-B806-330F-98C6-FEA7F44D22BA]@0xffffff7f81108000 |