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Hey! I have this problem on MacBook Pro 15 2012 a1398: panic (cpu 6 caller 0xffffff7fa736f563)

MacBook Pro 15″, macOS 10.15

Posted on Jun 13, 2021 11:09 AM

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4 replies

Jun 13, 2021 2:20 PM in response to NikitaBuryy

CPU caller panics if they result in a multi language restart screen you can't get out of are Kernel panics. Typically a sign of a hardware issue. Run hardware test to see if any issues are detected.

https://support.apple.com/en-us/HT201257


If nothing is detected, use Etrecheck, to help us identify what else might be wrong:

https://discussions.apple.com/docs/DOC-250002463

Jun 14, 2021 7:04 AM in response to NikitaBuryy

uTorrent is a major problematic software. It can open you to hackers.

Not to mention software downloaded from it frequently is not genuine, and can open you to hacking and other problems. Any software you downloaded with uTorrent should be deemed untrustworthy. Get software only from legitimate sources.


The GPU Panic indicates the graphics chip is failing.


Unfortunately you missed out on the exchange/repair program many MacBook Pros of that vintage had for graphics chips issues. It ended in 2018.


Codemeter and Turboboost are both unknown in their efficacy. You are better off getting a refurbished model of that age if you still need software from that time period.


Macs can only run the system that shipped with them and newer when it comes to Mac OS X.

Two great sources for refurbished Macs are http://www.macsales.com/ and http://www.dvwarehouse.com/

Jun 14, 2021 10:36 AM in response to NikitaBuryy

If the discrete GPU is failing, a good possibility for that aged Macbook Pro, then you can disable discrete GPU and just use the integrated intel GPU


gSwitch (macOS 10.12 or newer)

https://codyschrank.github.io/gSwitch

gSwitch lets you set which graphics card your macbook pro can use, mainly to prevent it from using the discrete graphics card


I have a Late 2011 15" Macbook Pro that I keep as a server for my backups which has a failing discrete GPU. It runs just fine with the discrete GPU disabled. Granted the work it is doing does not require heavy duty graphics work, so there are not serious performances issues not having the discrete GPU for my use.

Hey! I have this problem on MacBook Pro 15 2012 a1398: panic (cpu 6 caller 0xffffff7fa736f563)

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