In UNIX, a panic is an unrecoverable system error detected by the kernel.

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Repeated Kernel Panic on 5K iMac

Anyone have any ideas what cause my iMac to crash? Here are some panic reports... Anonymous UUID: 80AC7863-37B8-41EC-B86D-74843925A2FD Fri Jan 23 11:45:47 2015 *** Panic Report *** panic(cpu ...
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639 views

Is there a way to generate a kernel core dump file after a kernel panic occurred on OSX?

I need to debug a kernel panic and the current information in the kernel panic log file is insufficient. The only information available on that matter is in the following link: ...
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48 views

MacBook Pro reboot twice every time I wake it up from sleep mode

I'm wondering if I need to migrate to Linux to have a functioning OS.. Anyway, my problem is present from Mavericks till El Capitan and is about rebooting twice every time I wake my MacBook Pro from ...
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111 views

random shutdown? (logfiles included)

My iMac (OS X El Capitan 10.11.1 newly installed on 27.11.2015) keeps shutting down randomly and restarting for about one and a half month now. Sometimes it even shuts down during the restart caused ...
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58 views

Unable to connect Samsung S22E450 monitor

I'm unable to connect my MBPr 15'' mid 2015 to Samsung S22E450 display using Thunderbolt to DVI adapter. Using this machine no kernel panic occurs. This is the console log: 23/11/15 11:04:32,769 ...
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221 views

10.11 Prohibitory Symbol after Reimage or Kernel Panic on NetBoot

I apologize if this is convoluted. I've tried so many different ways of getting this to work that I'm getting them all mixed up. With the launch of Mac OS 10.11 El Capitan, we've encountered some ...
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44 views

Mac mini, restarting and kernel panic

I have had repeated restarts on a Mac mini (late 2012). I don't really understand the log, but I was hoping someone might be able to break it down and possibly offer some solutions. Thank you *** ...
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16 views

Uninstall OpenZFSonOSX on OS 10.10?

I installed OpenZFSonOSX even though it is not compatible with OS X 10.10. The zfs commands are not working and make the Mac to restart immediately. I tried "uninstall-openzfsonosx.sh". It causes a ...
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177 views

Kernel panic related to DirtyJetsamMemoryLimit?

I've been having random crashes (freezes or kernel panics requiring hard reboots) but I can't seem to pin down the cause. Looking in Console.app on restart, the only common factor seems to be related ...
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400 views

OSX Yosemite Kernel Panic

Okay, so I use Teamviewer to remote into this computer while at work, that might explain why the BSD process name corresponding to current thread is TeamViewer_Deskt, not sure. I was on today and it ...
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253 views

MacBook middle 2012 Yosemite 10.10.2 Kernel panic problem

I have MacBook Pro Mid 2012. I got a new hard drive and updated to Yosemite 10.10.1 and then updated to Yosemite 10.10.2. When I open Microsoft Word 2011, my laptop got a kernel panic after a few ...
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103 views

How to disable a specific sensor within a .kext?

I have a Macbook Pro 13" Retina, mid 2014 with a "right palm sensor" that is malfunctioning. It thinks that the computer is overheating, and it therefore is causing the kernel_task to eat up 250% - ...
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219 views

Mac restarting (kernel panic) after I disconnect a 3g USB modem

Late 2008 Macbook aluminium, OS X 10.10.1; I've got a 3g USB modem (Olivetti Olicard 300) which I use to connect to the web. As soon as I disconnect it from the USB connector my mac restarts (kernel ...
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320 views

Figuring out what is causing the kernal panic on Macbook

Figuring out what is causing this panic attack.. Can anybody help me with this? Panic (system crashes) log: Source: /Library/Logs/DiagnosticReports/Kernel_2014-11-05-230220_Kisuke.panic Size: ...
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509 views

Update OS X without using discrete graphics card

I have a Macbook Pro late 2011 and my discrete GPU stopped working about a month ago, so now I have to use the Intel HD Graphics 3000 card only. Anyway, I've deleted some kexts related to my old AMD ...
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225 views

Kernal Panic IOAudioFamily second time within 20 days

The first time: I have not shut down the computer in about 2 weeks, always on sleep at night. Before I turned it to sleep, I used ScreenFlow and perhaps also checked my email. I just moved the ...
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51 views

crashing MBP :(

I have a MBP from 2010 with 2.4 Ghz Intel Core 2 Duo and 4 GB of RAM. Lately I am getting many kernel panics when my MBP is under high load, such as when copying, playing video's, editing etc. ...
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199 views

Kernel panic on wake from sleep with firewire peripheral plugged in

I'm running OSX 10.9.2 on an old Macbook 5.2, 2.13Ghz C2d with 4 gigs of RAM. Everything is very smooth except for one very big annoyance - My mbox 2 pro has problems keeping up when waking up from ...
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348 views

Late 2009 iMac crashes randomly after installing Mavericks

I've seen others with the same issue — here is my error log. I had no problems with the 16 GB of RAM on Mountain Lion. Fri Feb 14 09:26:13 2014 panic(cpu 0 caller 0xffffff801b8dc19e): Kernel ...
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391 views

Kernel Panic after diy repair

I exchanged the broken screen of a MBP7,1 with the screen of a MB6,1. Upgraded the ram to 8gb and switched to ssd, then installed osx 10.9. Reseted the PRAM and SMC. Everything went pretty well ! ...
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372 views

Unknown cause of recent kernel panics

I've recently been having kernel panics to my Mac Pro 3,1 that all seem to occur after my computer has gone to sleep (so mostly overnight). I've been getting them once a day, but have no idea what ...
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197 views

Kernel Panic on Shutdown

For a few weeks, every time I shutdown my laptop, It immediately reboots and displays a kernel panic error. I haven't been able to cleanly shut down for some time. The machine is a 15" Retina Macbook ...
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3k views

How to spot the cause of a Kernel Panic in the problem report?

I've just got a Kernel Panic. I'm trying to find the source of the problem. I thought it could be the RAM memory but not pretty sure though. This is the report of the kernel but I'm not able to spot ...
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Display won't turn on after opening lid

Here's some system info $ system_profiler | grep Processor Apple: AUDynamicsProcessor: Apple: AUVoiceProcessor: Processor Name: Intel Core i7 Processor Speed: 2.9 GHz ...
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60 views

Macbook reboots twice after sleep

Macbook Pro, El Capitan. Anyway it occurred also with the old version of Mac OS X. May be a bad RAM stick? I write here the Apple Report: Anonymous UUID: 4C60E02F-404C-D0CB-4E5F-C463228584E1 ...
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79 views

MBP Mid 2012 Panic report - Freeze and Crash

this morning my mid-2012 MBP 13" get stuck during everyday work process, freeze and restart itself. here the panic report Thu Dec 3 10:42:18 2015 *** Panic Report *** panic(cpu 3 caller ...
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237 views

Can anyone help me with this kernel panic? (IMMEDIATE ungraceful shut down on “restart”)

Any help is appreciated, thanks in advance! :) (OS version is 10.11.0 - I can't upgrade to 10.11.1 without a graceful restart. ouch.) Panic Report Anonymous UUID: <snip> Mon Nov 9 18:48:26 ...
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268 views

MacMini Mid-2010 4,1 USB Problems with Keyboard and Mouse (IOUSBHostHIDDevice & AppleUSBHostPort errors)

I am having following issues on the MacMini quoted in the Title. Basically every so often, the keyboard and/or mouse freeze. I then have to unplug them and plug them back in and they work fine again ...
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188 views

Mac won't reboot or shutdown via GUI any more

A few weeks ago, I don't know exactly when but definitely with or after the upgrade from 10.9 to 10.11 my Late 2013 iMac stopped being able to reboot or shutdown via the GUI. When I click a reboot ...
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87 views

iMac 2009 late Kernel Panic

I always face kernel panic when the iMac processes heavy load, like editing iMovie and uploading to youtube. The problem occurred a few years ago from 10.9 to 10.11. The kernel panic logs are listed ...
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204 views

MacBook Pro: panic cpu caller kernel trap

I am using MacBook Pro with OS X Yosemite installed. Lately my system is crashing and not booting up. While system was crashing, the screen was flickering and then it got shut down. I tried to ...
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47 views

What could be the cause to the Intel HD 4000 issues (kernel panics and flickering)?

Since the update to OS X 10.10.3 a number of people experience random kernel panics and display flickering. The issue is being discussed in the Apple discussion forum here. However, the discussion ...
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121 views

kernel panics possibly related to XNU and CUDA

I'm running a CUDA program on my Late 2013 model MBP running OS X 10.10.5, the GPU is NVIDIA GeForce GT 750M 2048 MB. Unexpectedly and in a non-reproducible fashion it is giving kernel panics. The ...
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88 views

Kernel Panic Bluetooth

I have been receiving kernel panics a few times in the past few months, but each time I have noticed it is when I am connected to the internet through Bluetooth PAN to my iPhone. Most recently, the ...
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116 views

Why is my external harddrive causing a kernel panic?

I've got a external harddrive that causes a kernel panic about a minute after connecting it to my MacBook. I can't work with it because it kernel panics before I can do anything. Is this a hardware ...
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46 views

Is there an (automated) test suite to find bugs for OSX?

Apple introduced a nasty issue with OSX 10.10.3 (see also questions here and here). Some Macs with an Intel HD 4000 have random kernel panics and sometimes graphics glitches. However, the problem is ...
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95 views

Kernel Panic after freeze

My Mac just froze so I turned it off and tried a restart but it didn't work. For a few seconds I saw something that made me panic because I don't understand a word of it: panic(cpu 2 caller ...
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128 views

Macbook pro crashed after loss of power. Fixed a few problems, but still cannot boot

We have a 2010 Macbook Pro, and a few days ago he had it off the power connection, and it lost battery power. It shut down, and when we hooked the cable back up, it would show the apple logo, and have ...
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26 views

After VirtualBox, “error loading kernel”

Installed VirtualBox, power off the Mac and when power on again there is this message (in attachment). I can navigate into Hard Disk. How can I resolve this problem ? Thank you
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123 views

MacBook running OS X 10.10.3 keeps crashing

My MacBook keeps crashing and restarting randomly. There does not appear to be a specific app that makes it crash. Panic Report panic(cpu 1 caller 0xffffff7f8f09bbdb): "GPU Panic: [<None>] 5 3 ...
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76 views

mid-2010 mbp randomly cuts off

Here is the panic report, please tell me what you think it could be: Anonymous UUID: AC6BCF96-3971-4434-B26B-74E0F09463C4 Mon Jun 29 04:41:45 2015 *** Panic Report *** panic(cpu 2 caller ...
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165 views

Kernel Panic Report - Is my graphics chip dying?

Is my graphics chip dying? Panic Report panic(cpu 1 caller 0xffffff8019017cc2): Kernel trap at 0xffffff8018d0e11b, type 14=page fault, registers: CR0: 0x000000008001003b, CR2: 0xffffff80fa271000, ...
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82 views

MacBook Pro 13 early 2011 random restarts and verbose log needed

I have a MacBook Pro 13 Early 2011 model that has been experiencing some random restarts (across OS’s Mavericks and Yosemite). I have tried almost every fix offered online. SMC PRAM reset, reseating ...
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193 views

Daily kernel panic on my MBP 13 2015

Anonymous UUID: 0582232B-D765-7C5D-B20B-F39D8C74FD7E Fri Apr 24 18:47:04 2015 *** Panic Report *** panic(cpu 2 caller 0xffffff800cdfef12): "Possible memory corruption: ...
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156 views

Yosemite - Repeated Kernel Panics - ASP_TCP.C

I'm starting to run into repeated Kernel Panics. My Retina iMac (no user-installed memory) has begun panicing repeatedly since March 2nd. An example log is shown below, and it is ALWAYS the same crash ...
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188 views

MBP keeps randomly shutting off

Panic report any ideas: Anonymous UUID: AC6BCF96-3971-4434-B26B-74E0F09463C4 Mon Mar 2 15:55:37 2015 * Panic Report * panic(cpu 0 caller 0xffffff7f9d9a9f63): "GPU Panic: [] 5 3 7f 0 0 0 0 3 : ...
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130 views

MacPro OS install kernel panic

Something happened(crashing and graphic issues) to my MacPro(3.1) and so I decided to reinstall the OS with the factory discs. When I try to boot off the discs I get the following error. panic(cpu 0 ...
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202 views

Kernel panics after hibernation, MD101, Yosemite

After installing Crucial 16 GB kit and Sandisk Ultra II SSD 240 GB (instead HDD) I have experienced many kernel panics. It was only after long sleep, and not immediately, but after some minutes. I ...
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359 views

MacBook Pro keeps restarting itself

Here is the report I get on my July 2011 MacBook Pro: Anonymous UUID: 609C3A7E-1EE4-F5B3-80A4-48C0E4AB27F8 Sun Feb 15 23:23:00 2015 *** Panic Report *** panic(cpu 0 caller 0xffffff8002f79458): ...
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258 views

WiFi service hangs after random amounts of time

Sometimes - often when waking from sleep - the wifi service on my early 2011 MacBook Pro will simply stop functioning. I can open the wifi menubar icon, but clicking "Turn On" or "Turn Off" won't do ...