How to read apple crash / panic reports? Trying to learn how to debug properly

Hi just wondering if anyone has any links that explain how to properly read panic reports. Im normally ok at reading log files but im kind of stumped as to what exactly the apple report is telling me that caused the panic / freeze / crash.

I cant tell if this is related to NVRAM ( first line) or my nVidia GTX 760 GPU ( com.apple.nvidia.driver.NVDAResman.) or both! 😣 in running BigSur on the latest OpenCore but i have been getting the same crash on and off for a while.

The panic report im getting is this.

panic(cpu 1 caller 0xffffff7fa59e3256): NVRM[0/1:0:0]: Read Error 0x00000100: CFG 0xffffffff 0xffffffff 0xffffffff, BAR0 0xf6000000 0xffffffa0ffed5000 0x0e4070a2, D0, P3/4 Backtrace (CPU 1), Frame : Return Address 0xffffffa12362b940 : 0xffffff800be8e02d mach_kernel : _handle_debugger_trap + 0x3fd 0xffffffa12362b990 : 0xffffff800bfd48e3 mach_kernel : _kdp_i386_trap + 0x143 0xffffffa12362b9d0 : 0xffffff800bfc4eda mach_kernel : _kernel_trap + 0x55a 0xffffffa12362ba20 : 0xffffff800be32a2f mach_kernel : _return_from_trap + 0xff 0xffffffa12362ba40 : 0xffffff800be8d84d mach_kernel : _DebuggerTrapWithState + 0xad 0xffffffa12362bb60 : 0xffffff800be8db43 mach_kernel : _panic_trap_to_debugger + 0x273 0xffffffa12362bbd0 : 0xffffff800c69d68a mach_kernel : _panic + 0x54 0xffffffa12362bc40 : 0xffffff7fa59e3256 com.apple.nvidia.driver.NVDAResman : _osReadRegistryBinary + 0x470 0xffffffa12362bcc0 : 0xffffff7fa5ab006b com.apple.nvidia.driver.NVDAResman : _gpuExecRegOps + 0xd386 0xffffffa12362bd20 : 0xffffff7fa5ab0118 com.apple.nvidia.driver.NVDAResman : _gpuExecRegOps + 0xd433 0xffffffa12362bd50 : 0xffffff7fa58c391e com.apple.nvidia.driver.NVDAGK100Hal : __ZN12NVDAGK100HAL5probeEP9IOServicePi + 0xf73b4 0xffffffa12362bda0 : 0xffffff7fa58c3016 com.apple.nvidia.driver.NVDAGK100Hal : __ZN12NVDAGK100HAL5probeEP9IOServicePi + 0xf6aac 0xffffffa12362be10 : 0xffffff7fa5ada080 com.apple.nvidia.driver.NVDAResman : _inforomSetModeBufferState + 0x887 0xffffffa12362be30 : 0xffffff7fa59e98d8 com.apple.nvidia.driver.NVDAResman : _NvRmDupObject + 0x3b8 0xffffffa12362bee0 : 0xffffff800c5f0340 mach_kernel : __ZN22IOInterruptEventSource12checkForWorkEv + 0x160 0xffffffa12362bf30 : 0xffffff800c5eeaae mach_kernel : __ZN10IOWorkLoop15runEventSourcesEv + 0x11e 0xffffffa12362bf70 : 0xffffff800c5ee096 mach_kernel : __ZN10IOWorkLoop10threadMainEv + 0x36 0xffffffa12362bfa0 : 0xffffff800be3213e mach_kernel : _call_continuation + 0x2e Kernel Extensions in backtrace: com.apple.nvidia.driver.NVDAResman(16.0)[879FE28C-BC88-3553-B3C7-1CCFAE357D45]@0xffffff7fa5976000->0xffffff7fa5beffff dependency: com.apple.AppleGraphicsDeviceControl(6.2.9)[AA46E85C-FC49-3BE6-95D8-9996BE8E7B9E]@0xffffff7fa3cb6000->0xffffff7fa3cb9fff dependency: com.apple.iokit.IOGraphicsFamily(585.1)[CC341A35-707F-3C8B-8EFD-925F742166A1]@0xffffff7fa549b000->0xffffff7fa54c9fff dependency: com.apple.iokit.IONDRVSupport(585.1)[E1F7B0DA-83A3-373F-AAC3-EB43C96122E6]@0xffffff7fa54e0000->0xffffff7fa54e8fff dependency: com.apple.iokit.IOPCIFamily(2.9)[29933CED-5D05-36A4-BFA1-6F4B4F349283]@0xffffff800e95f000->0xffffff800e987fff com.apple.nvidia.driver.NVDAGK100Hal(16.0)[CCDFB15A-E29E-38CE-A6C0-732F5648BC28]@0xffffff7fa57cb000->0xffffff7fa58edfff dependency: com.apple.iokit.IOPCIFamily(2.9)[29933CED-5D05-36A4-BFA1-6F4B4F349283]@0xffffff800e95f000->0xffffff800e987fff dependency: com.apple.nvidia.driver.NVDAResman(16.0.0)[879FE28C-BC88-3553-B3C7-1CCFAE357D45]@0xffffff7fa5976000->0xffffff7fa5beffff Process name corresponding to current thread: kernel_task Boot args: -v keepsyms=1 swd_panic=1 debug=0x100 alcid=1 chunklist-security-epoch=0 -chunklist-no-rev2-dev Mac OS version: 20E232 Kernel version: Darwin Kernel Version 20.4.0: Fri Mar 5 01:14:14 PST 2021; root:xnu-7195.101.1~3/RELEASE_X86_64 Kernel UUID: BB2FFEBA-7D53-301F-A238-9867CA52222 KernelCache slide: 0x000000000bc00000 KernelCache base: 0xffffff800be00000 Kernel slide: 0x000000000bc10000 Kernel text base: 0xffffff800be10000 __HIB text base: 0xffffff800bd00000 System model name: iMac15,1 (Mac-42FD25EABCxxxx) System shutdown begun: NO Panic diags file available: YES (0x0) Hibernation exit count: 0 System uptime in nanoseconds: 95657875996524 Last Sleep: absolute base_tsc base_nano Uptime : 0x0000570015b802e0 Sleep : 0x0000000000000000 0x0000000000000000 0x0000000000000000 Wake : 0x0000000000000000 0x000000155cd2d5a9 0x0000000000000000 

any ideas on where i should be focusing on?

submitted by /u/JuliusSneeezer
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