iMac 27 inch Late 2015 5k keeps Kernal panicing

Hi ,

The machine has been put back to factory settings and rebuilt from scratch , issue occured on El capitan & Mojave.

*** Panic Report ***

panic(cpu 0 caller 0xffffff7f8417b5a8): nvme: "Fatal error occurred. ID=-1 ARG1=0xffffffff ARG2=0xffffffff ARG3=0xffffffff. FW Revision=6.026.01\n"@/BuildRoot/Library/Caches/com.apple.xbs/Sources/IONVMeFamily/IONVMeFamily-387.201.1/IONVMeController.cpp:5307

Backtrace (CPU 0), Frame : Return Address

0xffffff82c4653a10 : 0xffffff80007aca1d

0xffffff82c4653a60 : 0xffffff80008e6b13

0xffffff82c4653aa0 : 0xffffff80008d859a

0xffffff82c4653b10 : 0xffffff8000759ca0

0xffffff82c4653b30 : 0xffffff80007ac437

0xffffff82c4653c50 : 0xffffff80007ac283

0xffffff82c4653cc0 : 0xffffff7f8417b5a8

0xffffff82c4653e20 : 0xffffff8000e5da67

0xffffff82c4653e90 : 0xffffff8000e5d989

0xffffff82c4653ec0 : 0xffffff80007e8865

0xffffff82c4653f40 : 0xffffff80007e8415

0xffffff82c4653fa0 : 0xffffff80007590ce

      Kernel Extensions in backtrace:

        com.apple.iokit.IONVMeFamily(2.1)[26E33FBA-73DC-3D8A-AA62-16A25FA97C8A]@0xffffff7f84167000->0xffffff7f841a5fff

           dependency: com.apple.driver.AppleMobileFileIntegrity(1.0.5)[169BD129-26C1-32E2-82A5-B5E0C1FA99B4]@0xffffff7f81582000

           dependency: com.apple.iokit.IOPCIFamily(2.9)[2CE7BCB3-0766-3A94-A8D4-29BF3EBAEFBC]@0xffffff7f81095000

           dependency: com.apple.driver.AppleEFINVRAM(2.1)[D872C3C2-611A-3BE6-B3A0-DC8B1A6795F8]@0xffffff7f81717000

           dependency: com.apple.iokit.IOStorageFamily(2.1)[499E27C9-AC4D-3239-9FC4-754C7699FA76]@0xffffff7f8137d000

           dependency: com.apple.iokit.IOReportFamily(47)[EA2822EA-DACE-34D1-80D1-8EBF65889EBC]@0xffffff7f81b97000

BSD process name corresponding to current thread: kernel_task

Mac OS version:

18A391

Kernel version:

Darwin Kernel Version 18.0.0: Wed Aug 22 20:13:40 PDT 2018; root:xnu-4903.201.2~1/RELEASE_X86_64

Kernel UUID: DF83AD37-501E-3B4F-B1F0-04F3AC90FE35

Kernel slide:    0x0000000000400000

Kernel text base: 0xffffff8000600000

__HIB text base: 0xffffff8000500000

System model name: iMac17,1 (Mac-DB15BD556843C820)

System uptime in nanoseconds: 20614849411490

last loaded kext at 12854287845420: com.apple.driver.AppleUSBAudio  314.28 (addr 0xffffff7f874a7000, size 413696)

last unloaded kext at 12989403673687: com.apple.driver.usb.cdc             5.0.0 (addr 0xffffff7f874a0000, size 28672)

loaded kexts:

com.apple.filesystems.afpfs        11.1

com.apple.nke.asp-tcp  8.0.2

com.apple.filesystems.smbfs      3.3

com.apple.fileutil            1

com.apple.driver.AudioAUUC    1.70

com.apple.driver.AppleTopCaseHIDEventDriver 138

com.apple.filesystems.autofs     3.0

com.apple.driver.AppleMikeyHIDDriver 131

com.apple.driver.AppleMikeyDriver        282.10

com.apple.driver.AGPM 110.23.41

com.apple.driver.ApplePlatformEnabler 2.7.0d0

com.apple.driver.X86PlatformShim         1.0.0

com.apple.driver.AppleUpstreamUserClient        3.6.5