I had this one this morning (reboot after black screen):
Anonymous UUID: 2F008C24-E56C-DCDC-9404-4782EC6F4552
Wed Mar 20 09:06:52 2019
*** Panic Report ***
panic(cpu 2 caller 0xffffff8015df65cb): "Bad tailq elm 0xffffff805442e458 next->prev != elm"@/BuildRoot/Library/Caches/com.apple.xbs/Sources/xnu/xnu-4903.241.1/bsd/vfs/vfs_subr.c:656
mp = 0xffffff803c255880, phys = 0x412c94880, prev (0xb: 0xff000000-0x100000000)
vp = 0xffffff805442e458, phys = 0x12f0e0458, prev (0xb: 0xff000000-0x100000000)
0xffffff803c254000: 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
0xffffff803c255000: IUMAAAAAAgBgBwAAAgBkByAAAABoByAAAABsBwAAAgBwBwAAAgB0B/8PAAB4BwACAAB8ByAAAACABwEAAACEBwAAACHIB//////kB8CrrTswCID///80CAIAAABQCP////98CKBiJTyACID///+ECPgQYBaICID///+MCMugAQCQCMCME0aYCID///+cCAAAAAKgCP////+kCKAQlZeoCH////+sCIDPIDywCID///+0CPBRJUbACID////ECIDjQlTICID////MCFjkQlTQCID////UCJCxQjzYCID////cCOBYJTzoCID////sCADQgATwCIAA3YD0CBAAAAD8CAAQAAAECQAAEAAICWxhvgEQCfjTRQEYCfNEQwEgCXSNeAAoCf////8wCf///380CbpD9f84Cf///388CQQAAAFACRkAAABECQHQgARMCWFwZnNUCS8AAABkCS9kZXZkDS9kaXNoDWsxczFsDQAA
0xffffff803c256000: 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
Backtrace (CPU 2), Frame : Return Address
0xffffff920d3c3af0 : 0xffffff8015baeb0d
0xffffff920d3c3b40 : 0xffffff8015ce8653
0xffffff920d3c3b80 : 0xffffff8015cda07a
0xffffff920d3c3bf0 : 0xffffff8015b5bca0
0xffffff920d3c3c10 : 0xffffff8015bae527
0xffffff920d3c3d30 : 0xffffff8015bae373
0xffffff920d3c3da0 : 0xffffff8015df65cb
0xffffff920d3c3e50 : 0xffffff7f978a6e70
0xffffff920d3c3ea0 : 0xffffff8015e075f2
0xffffff920d3c3ec0 : 0xffffff8015df6349
0xffffff920d3c3f30 : 0xffffff8015e07527
0xffffff920d3c3f40 : 0xffffff80161b62bb
0xffffff920d3c3fa0 : 0xffffff8015b5c466
Kernel Extensions in backtrace:
com.apple.filesystems.apfs(945.241.4)[4C147D98-F411-3D19-99D0-6778CC579FE9]@0xffffff7f97854000->0xffffff7f97953fff
dependency: com.apple.kec.corecrypto(1.0)[46F3B625-86D1-3761-9603-34835A98AA49]@0xffffff7f96d5e000
dependency: com.apple.driver.AppleEffaceableStorage(1.0)[B2BCF219-EACB-3908-883A-9ED52B0D75E1]@0xffffff7f977d4000
dependency: com.apple.iokit.IOStorageFamily(2.1)[9B2E7108-AA17-3998-BF41-4B1297F455E5]@0xffffff7f9700a000
BSD process name corresponding to current thread: launchd
Boot args: dart=0 kext-dev-mode=1 debug=0x100
Mac OS version:
18D109
Kernel version:
Darwin Kernel Version 18.2.0: Thu Dec 20 20:46:53 PST 2018; root:xnu-4903.241.1~1/RELEASE_X86_64
Kernel UUID: 1970B070-E53F-3178-83F3-1B95FA340695
Kernel slide: 0x0000000015800000
Kernel text base: 0xffffff8015a00000
__HIB text base: 0xffffff8015900000
System model name: iMac15,1 (Mac-42FD25EABCABB274)
System uptime in nanoseconds: 31653062253161
last loaded kext at 246434711661: com.apple.filesystems.msdosfs 1.10 (addr 0xffffff7f98e5d000, size 69632)
last unloaded kext at 28591680558063: com.apple.driver.usb.AppleUSBHostCompositeDevice 1.2 (addr 0xffffff7f972a7000, size 32768)
loaded kexts:
org.hwsensors.driver.GPUSensors 1800
org.hwsensors.driver.LPCSensors 1800
org.hwsensors.driver.CPUSensors 1800
org.hwsensors.driver.ACPISensors 1800
com.insanelymac.RealtekRTL8111 2.2.2
as.vit9696.AppleALC 1.3.3
as.vit9696.WhateverGreen 1.2.6
as.vit9696.Lilu 1.3.4
org.netkas.driver.FakeSMC 1800
com.apple.filesystems.smbfs 3.3.1
com.apple.driver.AudioAUUC 1.70
com.apple.fileutil 18.306.12
com.apple.filesystems.autofs 3.0
com.apple.driver.AppleHDA 282.10
com.apple.AGDCPluginDisplayMetrics 3.28.4
com.apple.driver.AppleUpstreamUserClient 3.6.5
com.apple.driver.AppleMCCSControl 1.5.6
com.apple.GeForce 12.0.0
com.apple.driver.AppleHV 1
com.apple.iokit.IOUserEthernet 1.0.1
com.apple.iokit.IOBluetoothSerialManager 6.0.10f1
com.apple.driver.pmtelemetry 1
com.apple.driver.AppleIntelHD5000Graphics 12.0.4
com.apple.driver.eficheck 1
com.apple.Dont_Steal_Mac_OS_X 7.0.0
com.apple.driver.AppleLPC 3.1
com.apple.driver.AppleOSXWatchdog 1
com.apple.driver.ACPI_SMC_PlatformPlugin 1.0.0
com.apple.driver.AppleIntelFramebufferAzul 12.0.4
com.apple.driver.AppleIntelSlowAdaptiveClocking 4.0.0
com.apple.filesystems.apfs 945.241.4
com.apple.driver.AppleVirtIO 2.1.3
com.apple.filesystems.hfs.kext 407.200.4
com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1
com.apple.BootCache 40
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0
com.apple.AppleSystemPolicy 1.0
com.apple.driver.AppleAHCIPort 329.200.2
com.apple.private.KextAudit 1.0
com.apple.driver.AppleACPIButtons 6.1
com.apple.driver.AppleRTC 2.0
com.apple.driver.AppleHPET 1.8
com.apple.driver.AppleSMBIOS 2.1
com.apple.driver.AppleAPIC 1.7
com.apple.nke.applicationfirewall 190
com.apple.security.TMSafetyNet 8
com.apple.kext.triggers 1.0
com.apple.driver.DspFuncLib 282.10
com.apple.kext.OSvKernDSPLib 527
com.apple.driver.AppleSMBusController 1.0.18d1
com.apple.iokit.IOSMBusFamily 1.1
com.apple.nvidia.driver.NVDAGK100Hal 12.0.0
com.apple.nvidia.driver.NVDAResman 12.0.0
com.apple.iokit.IOAVBFamily 710.1
com.apple.plugin.IOgPTPPlugin 700.7
com.apple.iokit.IOEthernetAVBController 1.1.0
com.apple.driver.AppleSSE 1.0
com.apple.iokit.IOBluetoothFamily 6.0.10f1
com.apple.iokit.IONDRVSupport 530
com.apple.driver.AppleHDAController 282.10
com.apple.iokit.IOHDAFamily 282.10
com.apple.AppleGPUWrangler 3.28.4
com.apple.driver.IOPlatformPluginLegacy 1.0.0
com.apple.driver.IOPlatformPluginFamily 6.0.0d8
com.apple.AppleGraphicsDeviceControl 3.28.4
com.apple.iokit.IOAcceleratorFamily2 404.2.2
com.apple.iokit.IOGraphicsFamily 530.14
com.apple.iokit.IOSurface 255.1
com.apple.iokit.IOSlowAdaptiveClockingFamily 1.0.0
com.apple.iokit.IOAudioFamily 206.5
com.apple.vecLib.kext 1.2.0
com.apple.driver.usb.networking 5.0.0
com.apple.driver.usb.AppleUSBHub 1.2
com.apple.iokit.IOSerialFamily 11
com.apple.filesystems.hfs.encodings.kext 1
com.apple.iokit.IOAHCIBlockStorage 301.200.2
com.apple.driver.usb.AppleUSBHostPacketFilter 1.0
com.apple.driver.usb.AppleUSBEHCIPCI 1.2
com.apple.driver.usb.AppleUSBEHCI 1.2
com.apple.iokit.IOAHCIFamily 288
com.apple.iokit.IOUSBFamily 900.4.2
com.apple.driver.AppleEFINVRAM 2.1
com.apple.driver.AppleEFIRuntime 2.1
com.apple.driver.AppleUSBHostMergeProperties 1.2
com.apple.iokit.IOHIDFamily 2.0.0
com.apple.security.quarantine 3
com.apple.security.sandbox 300.0
com.apple.kext.AppleMatch 1.0.0d1
com.apple.driver.DiskImages 493.0.0
com.apple.driver.AppleFDEKeyStore 28.30
com.apple.driver.AppleEffaceableStorage 1.0
com.apple.driver.AppleKeyStore 2
com.apple.driver.AppleUSBTDM 456.230.1
com.apple.driver.AppleMobileFileIntegrity 1.0.5
com.apple.kext.CoreTrust 1
com.apple.iokit.IOUSBMassStorageDriver 145.200.2
com.apple.iokit.IOSCSIBlockCommandsDevice 408.200.1
com.apple.iokit.IOSCSIArchitectureModelFamily 408.200.1
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.IOTimeSyncFamily 700.7
com.apple.iokit.IONetworkingFamily 3.4
com.apple.iokit.IOReportFamily 47
com.apple.driver.AppleACPIPlatform 6.1
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
Model: iMac15,1, BootROM 223.0.0.0.0, 4 processors, Intel Core i7, 3.49 GHz, 16 GB, SMC 2.22f16
Graphics: NVIDIA GeForce GTX 760, NVIDIA GeForce GTX 760, PCIe
Memory Module: BANK 0/DIMM1, 8 GB, DDR3, 1600 MHz, SK Hynix, HMT41GU6BFR8A-PBN0
Memory Module: BANK 1/DIMM1, 8 GB, DDR3, 1600 MHz, SK Hynix, HMT41GU6BFR8A-PBN0
Network Service: Ethernet, Ethernet, en0
PCI Card: NVIDIA GeForce GTX 760, Display Controller, Slot-1
Serial ATA Device: Samsung SSD 840 EVO 120GB, 120.03 GB
USB Device: USB 2.0 Bus
USB Device: Hub
USB Device: USB 2.0 Bus
USB Device: Hub
USB Device: USB2134B
USB Device: Keyboard Hub
USB Device: Apple Keyboard
USB Device: OM
Thunderbolt Bus: