Desde que ocurrió lo del audio, siempre que enciendo el ordenador y aparece el escritorio, se apaga inmediatamente y vuelve a encender. Al encenderse por 2ª vez, me da este fallo:
Anonymous UUID: 54F8D2BE-8950-07F7-0441-D953A1C7D407
Sat Feb 10 19:48:37 2018
*** Panic Report ***
panic(cpu 2 caller 0xffffff8009e886a1): "thread_call group 'high' reached max thread cap (500): active: 1, blocked: 499, idle: 0"@/BuildRoot/Library/Caches/com.apple.xbs/Sources/xnu/xnu-4570.41.2/osfmk/kern /thread_call.c:222
Backtrace (CPU 2), Frame : Return Address
0xffffff90cc613c30 : 0xffffff8009e4f606
0xffffff90cc613c80 : 0xffffff8009f7c654
0xffffff90cc613cc0 : 0xffffff8009f6e149
0xffffff90cc613d40 : 0xffffff8009e01120
0xffffff90cc613d60 : 0xffffff8009e4f03c
0xffffff90cc613e90 : 0xffffff8009e4edbc
0xffffff90cc613ef0 : 0xffffff8009e886a1
0xffffff90cc613f10 : 0xffffff8009e88584
0xffffff90cc613fa0 : 0xffffff8009e004f7
BSD process name corresponding to current thread: kernel_task
Mac OS version:
17D47
Kernel version:
Darwin Kernel Version 17.4.0: Sun Dec 17 09:19:54 PST 2017; root:xnu-4570.41.2~1/RELEASE_X86_64
Kernel UUID: 18D901F1-4A03-3FF1-AE34-C26B2732F13C
Kernel slide: 0x0000000009a00000
Kernel text base: 0xffffff8009c00000
__HIB
text base: 0xffffff8009b00000
System model name: MacBookAir6,1 (Mac-35C1E88140C3E6CF)
System uptime in nanoseconds: 33874406503
last loaded kext at 9278857513: com.apple.driver.AudioAUUC 1.70 (addr 0xffffff7f8d18d000, size 28672)
loaded kexts:
com.apple.driver.AudioAUUC 1.70
com.apple.driver.AGPM 110.23.30
com.apple.driver.ApplePlatformEnabler 2.7.0d0
com.apple.driver.X86PlatformShim 1.0.0
com.apple.filesystems.autofs 3.0
com.apple.driver.AppleHDAHardwareConfigDriver 280.12
com.apple.driver.AppleUpstreamUserClient 3.6.4
com.apple.driver.AppleHDA 280.12
com.apple.driver.AppleGraphicsDevicePolicy 3.16.21
com.apple.AGDCPluginDisplayMetrics 3.16.2
com.apple.driver.AppleHV 1
com.apple.iokit.IOUserEthernet 1.0.1
com.apple.iokit.IOBluetoothSerialManager 6.0.2f2
com.apple.driver.pmtelemetry 1
com.apple.driver.eficheck 1
com.apple.Dont_Steal_Mac_OS_X 7.0.0
com.apple.driver.AppleIntelHD5000Graphics 10.3.0
com.apple.driver.AGDCBacklightControl 3.16.2
com.apple.driver.AppleSMCLMU 211
com.apple.driver.AppleIntelFramebufferAzul 10.3.0
com.apple.driver.AppleLPC 3.1
com.apple.driver.AppleBacklight 170.10.2
com.apple.driver.AppleMCCSControl 1.5.3
com.apple.driver.AppleOSXWatchdog 1
com.apple.driver.ACPI_SMC_PlatformPlugin 1.0.0
com.apple.driver.AppleFIVRDriver 4.1.0
com.apple.driver.AppleCameraInterface 6.01.2
com.apple.driver.AppleIntelSlowAdaptiveClocking 4.0.0
com.apple.driver.AppleThunderboltIP 3.1.1
com.apple.iokit.IOBluetoothUSBDFU 6.0.2f2
com.apple.filesystems.apfs 748.41.3
com.apple.driver.AppleFileSystemDriver 3.0.1
com.apple.filesystems.hfs.kext 407.30.1
com.apple.driver.AppleTopCaseHIDEventDriver 127
com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1
com.apple.BootCache 40
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0
com.apple.driver.AppleAHCIPort 329
com.apple.driver.AirPort.BrcmNIC 1220.28.1a3
com.apple.driver.AppleSmartBatteryManager 161.0.0
com.apple.driver.AppleRTC 2.0
com.apple.driver.AppleACPIButtons 6.1
com.apple.driver.AppleHPET 1.8
com.apple.driver.AppleSMBIOS 2.1
com.apple.driver.AppleACPIEC 6.1
com.apple.driver.AppleAPIC 1.7
com.apple.nke.applicationfirewall 183
com.apple.security.TMSafetyNet 8
com.apple.security.quarantine 3
com.apple.IOBufferCopyEngineTest 1
com.apple.kext.triggers 1.0
com.apple.driver.DspFuncLib 280.12
com.apple.kext.OSvKernDSPLib 526
com.apple.driver.AppleGraphicsControl 3.16.21
com.apple.driver.AppleSSE 1.0
com.apple.AppleGPUWrangler 3.16.2
com.apple.driver.AppleHDAController 280.12
com.apple.iokit.IOHDAFamily 280.12
com.apple.iokit.IOAudioFamily 206.5
com.apple.vecLib.kext 1.2.0
com.apple.AppleGraphicsDeviceControl 3.16.21
com.apple.iokit.IOAcceleratorFamily2 376.6
com.apple.iokit.IOSurface 209.2.2
com.apple.driver.AppleSMBusPCI 1.0.14d1
com.apple.driver.AppleBacklightExpert 1.1.0
com.apple.iokit.IONDRVSupport 517.22
com.apple.driver.AppleSMBusController 1.0.18d1
com.apple.iokit.IOGraphicsFamily 517.22
com.apple.driver.IOPlatformPluginLegacy 1.0.0
com.apple.driver.X86PlatformPlugin 1.0.0
com.apple.driver.IOPlatformPluginFamily 6.0.0d8
com.apple.iokit.IOSlowAdaptiveClockingFamily 1.0.0
com.apple.driver.AppleIntelLpssUARTv0 3.0.60
com.apple.driver.AppleIntelLpssUARTCommon 3.0.60
com.apple.driver.AppleOnboardSerial 1.0
com.apple.iokit.IOSkywalkFamily 1
com.apple.iokit.IOSerialFamily 11
com.apple.driver.AppleThunderboltEDMSink 4.1.2
com.apple.driver.AppleThunderboltDPOutAdapter 5.0.2
com.apple.driver.usb.IOUSBHostHIDDevice 1.2
com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport 6.0.2f2
com.apple.iokit.IOBluetoothHostControllerUSBTransport 6.0.2f2
com.apple.iokit.IOBluetoothHostControllerTransport 6.0.2f2
com.apple.driver.usb.cdc 5.0.0
com.apple.driver.usb.networking 5.0.0
com.apple.driver.usb.AppleUSBHostCompositeDevice 1.2
com.apple.driver.usb.AppleUSBHub 1.2
com.apple.driver.AppleHSBluetoothDriver 127
com.apple.driver.IOBluetoothHIDDriver 6.0.2f2
com.apple.iokit.IOBluetoothFamily 6.0.2f2
com.apple.driver.AppleMultitouchDriver 1204.13
com.apple.driver.AppleInputDeviceSupport 1201.8
com.apple.filesystems.hfs.encodings.kext 1
com.apple.driver.AppleHIDKeyboard 203
com.apple.driver.AppleHSSPIHIDDriver 52
com.apple.driver.AppleUSBMergeNub 900.4.1
com.apple.driver.AppleXsanScheme 3
com.apple.iokit.IOAHCIBlockStorage 301.40.2
com.apple.iokit.IOAHCIFamily 288
com.apple.driver.AppleThunderboltDPInAdapter 5.0.2
com.apple.driver.AppleThunderboltDPAdapterFamily 5.0.2
com.apple.driver.AppleThunderboltPCIDownAdapter 2.1.3
com.apple.driver.AppleThunderboltNHI 4.5.6
com.apple.iokit.IOThunderboltFamily 6.6.3
com.apple.iokit.IO80211Family 1200.12.2
com.apple.driver.mDNSOffloadUserClient 1.0.1b8
com.apple.driver.corecapture 1.0.4
com.apple.driver.AppleHSSPISupport 52
com.apple.driver.AppleIntelLpssSpiController 3.0.60
com.apple.driver.AppleIntelLpssGspi 3.0.60
com.apple.driver.AppleIntelLpssDmac 3.0.60
com.apple.driver.AppleIntelLpssI2C 3.0.60
com.apple.driver.usb.AppleUSBXHCIPCI 1.2
com.apple.driver.usb.AppleUSBXHCI 1.2
com.apple.driver.usb.AppleUSBHostPacketFilter 1.0
com.apple.iokit.IOUSBFamily 900.4.1
com.apple.driver.AppleUSBHostMergeProperties 1.2
com.apple.driver.AppleEFINVRAM 2.1
com.apple.driver.AppleEFIRuntime 2.1
com.apple.iokit.IOHIDFamily 2.0.0
com.apple.iokit.IOSMBusFamily 1.1
com.apple.security.sandbox 300.0
com.apple.kext.AppleMatch 1.0.0d1
com.apple.iokit.IOBufferCopyEngineFamily 1
com.apple.driver.DiskImages 480.30.2
com.apple.driver.AppleFDEKeyStore 28.30
com.apple.driver.AppleEffaceableStorage 1.0
com.apple.driver.AppleKeyStore 2
com.apple.driver.AppleUSBTDM 439.30.4
com.apple.driver.AppleMobileFileIntegrity 1.0.5
com.apple.iokit.IOUSBMassStorageDriver 140.30.1
com.apple.iokit.IOSCSIBlockCommandsDevice 404.30.2
com.apple.iokit.IOSCSIArchitectureModelFamily 404.30.2
com.apple.iokit.IOStorageFamily 2.1
com.apple.driver.AppleCredentialManager 1.0
com.apple.driver.KernelRelayHost 1
com.apple.iokit.IOUSBHostFamily 1.2
com.apple.driver.usb.AppleUSBCommon 1.0
com.apple.driver.AppleBusPowerController 1.0
com.apple.driver.AppleSEPManager 1.0.1
com.apple.driver.IOSlaveProcessor 1
com.apple.iokit.IOReportFamily 31
com.apple.iokit.IOTimeSyncFamily 650.5
com.apple.iokit.IONetworkingFamily 3.4
com.apple.driver.AppleACPIPlatform 6.1
com.apple.driver.AppleSMCRTC 1.0
com.apple.driver.AppleSMC 3.1.9
com.apple.iokit.IOPCIFamily 2.9
com.apple.iokit.IOACPIFamily 1.4
com.apple.kec.pthread 1
com.apple.kec.Libm 1
com.apple.kec.corecrypto 1.0
EOF
Después de encenderse por 2ª vez, ya no vuelve a apagarse ni a dar fallo.