Questions tagged [kernel-panic]

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

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128
votes
2answers
177k views

How to investigate high kernel task memory usage?

I was using my MBP (with 16GB of RAM) as usual and out of blue I've this popup that: Your system has run out of application memory. To avoid problems with your computer, quit any applications ...
23
votes
6answers
24k views

Constant kernel GPU panics (GPUPanic.cpp:127) on mid-2010 MacBook Pro (6,2)

Hardware is a mid 2010 MAcBook Pro 15", i7 2,66ghz, 8 GB RAM, 512 MB Video RAM. I encounter regular kernel panics for a while now, I think since upgrading to Mavericks. Usually it used to happen ...
17
votes
7answers
5k views

OS X Mountain Lion - Kernel Panic and Restart after Sleep

I have a mid-2009 15" MacMook Pro, with 10.8.2 installed. Periodically, after sleeping my machine, I open it and hit a kernel panic. The logs fail at the AppleIntelCPUPowerManagementClient kext, and I ...
13
votes
3answers
11k views

What is a Kernel Panic and what does it mean?

I have this report: Anonymous UUID: Removed Tue Aug 11 20:26:13 2015 *** Panic Report *** panic(cpu 2 caller 0xffffff8028bc1cde): "launchd died\nState at Last Exception:\n\n"@/SourceCache/xnu/...
13
votes
8answers
44k views

GPU Panic: OS X 10.11, El Capitan stability issues and spontaneous restarts

I am facing severe stability issues after doing a clean install of OS X 10.11, El Capitan, on my MacBook Pro (Mid 2010). It restarts spontaneously for no apparent reason. Sometimes it subsequently ...
12
votes
1answer
2k views

Kernel panic every hour or so “UPSB: thunderbolt power on failed” ever since I upgraded to High Sierra

This problem has never happened before upgrading to High Sierra (was on every OS since Lion). The day I upgraded, this problem has been reoccurring every 1-2 hours, and once even 5 minute after a ...
10
votes
1answer
4k views

My new Macbook (Sierra with touch bar) restarts every time I close the lid

Here is the kernel panic: Anonymous UUID: 2553145D-8FD9-2DA2-070C-9095DBCBAEA6 Sun Nov 20 03:50:53 2016 *** Panic Report *** Panic(CPU 4): Unresponsive processor (this CPU did not acknowledge ...
10
votes
1answer
3k views

Finally reinstalled macOS Sierra, but now I get a kernel panic

I got stuck in an endless loop trying to reinstall macOS Sierra but after following Monomeeth's advice in this question: Stuck in endless macOS Sierra installation loop I was able to get it installed. ...
9
votes
7answers
81k views

Macbook permanently crashes while updating to El Capitan

I downloaded, and then started installing OS X El Capitan on my MacBook Pro. But I think it just stacked i think. So I turn off mac, and then turn on again. Every time when I try to login on my ...
9
votes
4answers
18k views

How to deal with WindowServer kernel panics, three NVIDIA-related KEXTs in the backtrace, whilst using Google Chrome?

I have a MacBook Pro (MacBookPro6,2) running OS X 10.7.5. Once every few days, on average, my screen goes black and it stops responding. Before these incidents I'm mainly browsing, random web pages ...
9
votes
1answer
11k views

macOS High Sierra (10.13) Upgrade Fails With Endless Kernel Panic Loop

Preface: I am now able to reboot from an external live backup I had of my previous macOS Sierra (10.12) install. So I am recovering from that and am not completely “panicked” about this… But this is ...
8
votes
4answers
2k views

How serious are occasional kernel panics?

I had a kernel panic about 2 years ago, and another one a few days ago. I haven't had any other problems besides minor software bugs, and I was able to harmlessly reboot after both. I've been told ...
8
votes
1answer
5k views

MacOS High Sierra crashes after a while

Every time I start my MacBook, everything works fine. For around 3 minutes. Afterwards, it crashes with a kernel panic. I am forced to write this question in safe mode, as booting normally will make ...
8
votes
0answers
1k views

Kernel Panic right after sleep in macOS High Sierra

Recently I have noticed my MacBook Pro restarting as soon as it tries going to sleep. If I plug it in and leave it on for the whole day, it will work fine. I have tried resetting SMC, NVRAM etc. ...
7
votes
2answers
15k views

Can't login because of kernel panic

When I restart my computer I usually type my password to log me in. However, when I try to do this now it shows me the following message: "Your computer restarted because of a problem" So I ...
7
votes
2answers
6k views

How can I troubleshoot Kernel Panics on my iMac

I recently started to see kernel panics on my iMac, that I believe has something to do with my hard drives. Not so sure though. How can I try to track down the cause of this error? Interval Since ...
7
votes
3answers
56k views

What to do about broken WiFi on iPhone 4S after iOS 7 update?

Several iPhone 4S owners have noticed a problem with their WiFi not working after upgrading to iOS 7. It appears to be both a software problem (our phones have been working for nearly two years with ...
6
votes
3answers
7k views

Frequent kernel panics osx 10.9

I'm getting kernel panics more often than I'm comfortable with. I got one yesterday and one today, not sure the exact frequency before that, but I got at least a couple last week. If anyone would ...
6
votes
2answers
3k views

MacBook Pro freeze and goes off by kernel panic

For several weeks, my mac bug when I use Chrome or Photoshop. The mouse cursor make rainbow loops, for 2/3 minutes I can't do anything and voilà, it turns off alone ! This happens 2/3 times a day! ...
6
votes
2answers
4k views

Getting Kernel Panics on a fresh Mavericks installation; Can anyone help analyzing the KP logs?

Since a couple of weeks, my MacBook Pro has been experiencing random kernel panics. I believe these kps started after installing Mavericks (although I am not completely sure). I decided to do a ...
6
votes
4answers
10k views

Mac Pro suffering from kernel panics almost daily

After running flawlessly for 2 years, my 6 Gig Mac Pro has started to suffer a kernel panic about once a day. Nothing really has changed as far as I know. Two details, probably irrelevant, I installed ...
6
votes
0answers
2k 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: https://developer....
5
votes
6answers
2k views

Macbook Pro (Early 2015) bluetooth issues after waking from sleep

Just got a new MacBook Pro (Retina, 13-inch, Early 2015), but there are several problems with bluetooth. Most of them occur when waking from sleep: Sometimes the bluetooth icon shows "Not available". ...
5
votes
3answers
6k views

Kernel panics too often OS X 10.10.3

I'm getting kernel panics more often than I'm comfortable with. I got one yesterday and one this week, not sure the exact frequency before that, but I got at least 4–5 of them within a day last week. ...
5
votes
3answers
14k views

What is Causing the Kernel Panic

I've been having an issue where my computer will randomly shut down and give me the panic report saying that your computer restarted because of a problem. I took it to the apple store they ran a ...
5
votes
2answers
25k views

Panic on boot, need to use single user mode (was: need to rebuild kext cache)

I'm getting this at every boot on one Mac: With some searching and asking around I've found that I can get a successful boot if I boot into single-user mode, mount / as read/write, and then do touch ...
5
votes
1answer
20k views

Why does my mac keep crashing?

(I will have to do this fast, since I think my mac will crash again.) My Mac keeps crashing. It started happening since I installed Adobe Acrobat Pro (since then I have removed it), but it might be ...
4
votes
3answers
21k views

How to find a cause of a Kernel Panic message, or BSoD?

How to understand why Beautiful Screen of Death1 appeared? When I tried to find what happened using "Console" I couldn't find anything useful in logs? There's no 'panic' or 'SIG*' in logs, so what ...
4
votes
1answer
100 views

Why did deadbeefdeadbeef become deadbeeedeadbeef?

My computer had a sudden shutdown today, and part of the associated report is found below: ** Panic Report *** panic(cpu 4 caller 0xffffff800a4bade0): "a freed zone element has been modified in ...
4
votes
1answer
3k views

Regular Kernel Panics 10.11.3: com.apple.nke.applicationfirewall

I am experiencing new regular kernel panics on a Mid-2012 13” MacBook Pro. I’m not using any new 3rd party software and the hardware setup hasn’t changed. I tried uninstalling iShowU Audio Capture ...
4
votes
2answers
3k views

Mac crash after installing XCode

I tried installing XCode on my MacBook Pro, but for some reason, it suddenly crashed. After a reboot, I saw a message my computer had to restart because of some system failure. After this message, I ...
4
votes
3answers
9k views

“You shut down your computer because of a problem.” keeps displaying on every boot

I am using a 13" MacBook Air (late 2013 model) with OS X Mavericks. Yesterday, my computer hung up and gave me a kernel panic error where it told me in different languages that I needed to restart it....
4
votes
2answers
3k views

Need help with MacBook Pro rebooting after upgrade to Mountain Lion

My mid-2010 MacBook Pro keeps rebooting after upgrade to Mountain Lion. The crashes are happening in different applications but seems to happen most often when scrolling inside of an email or Safari, ...
4
votes
4answers
4k views

Graphic issues with Intel HD 4000

Since two weeks I see an incrementation in odd, graphical rendering issues on my MacBook Pro (13-inch, Mid 2012). These issues include flickering, oddly shaped figures, graphical noise and other ...
4
votes
1answer
3k views

Keep getting this kernel panic

I keep getting this kernel panic once a week and a half roughly. It freezes the computer (2010ish 17" MBP), showing this error: And giving this error dump on reboot: Interval Since Last Panic Report:...
4
votes
2answers
2k views

Kernel panic in old MacBook Pro after upgrading to El Capitan

I'm trying to get my old 15-inch MacBook Pro (Mac-F42D86C8) from late 2008, back to life. I installed El Capitan operating system upgrade and since then, everytime I boot I reach a kernel panic and ...
4
votes
1answer
2k views

What is causing this Kernel Panic (GPU Panic)?

My MacBook Pro keeps crashing. I can find no pattern to what causes it. Sometimes it goes for a day without crashing. Sometimes it crashes repeatedly. I've run an Apple Hardware Test (holding down D ...
4
votes
2answers
1k views

I keep getting kernel panics on my MacBook Pro

My 15" MacBook Pro keeps getting kernel panics, especially while watching videos or playing songs. I have tried memtest, TechTool Pro and also an AHT. They all say everything is fine. Here is the ...
4
votes
3answers
6k views

MacBook Pro Late 2016 Kernel Panics (Sierra 10.12.1)

New MacBook Pro 2016 has only been in use for 2 weeks. Kernel Panics frequently when in use and also while trying to reinstall Sierra. I have reset the PRAM yet the problem persists. Any ideas whats ...
4
votes
1answer
481 views

GPU Panic: Kernel panic when performing graphically intense tasks

I have been experiencing kernel panics roughly once per day since upgrading to Mavericks, but they overwhelmingly occur while I am doing something graphically intensive (eg: switching desktops, using ...
4
votes
0answers
502 views

macOS 10.12.6: Panic, assertion failed: ifp->if_sndbyte_total >= len, bsd/netinet/in_pcb.c, line: 3458

I am getting sporadic kernel panics like this: *** Panic Report *** panic(cpu 3 caller 0xffffff80189d435f): assertion failed: ifp->if_sndbyte_total >= len, file: /Library/Caches/com.apple.xbs/...
4
votes
1answer
2k views

How to debug and solve an OS X 10.8 kernel panic which appears quite often, sometimes twice a day?

Suddenly my Mac started to have kernel panics, about 1-2 a day. I am running latest OS X 10.8.2 on a 15-inch, Early 2011 MacBook Pro 8GB RAM with Graphics AMD Radeon HD 6750M 1024 MB, Intel SSD + HD....
3
votes
5answers
5k views

What is causing a kernel panic on my macbook every day?

Below is the report. It looks like a USB device, but how can I tell which one? Wed Apr 8 15:52:28 2015 *** Panic Report *** panic(cpu 3 caller 0xffffff801594887b): "thread_invoke: preemption_level ...
3
votes
6answers
29k views

OSX 10.9 Mavericks Update Causes Non-Stop Kernel Panics

I have a 2009 iMac that I just upgraded to 10.9 OSX Mavericks and after migrating my old software over, my computer is having random kernel panics within 5 minutes of being booted up. Can anyone find ...
3
votes
3answers
11k views

Kernel panics; Apple hardware test error codes… Bad memory?

My MacMini, which I bought new around Thanksgiving 2010 from Amazon, has been having quite a few kernel panics. They aren't consistent in any way, but they have become more frequent and now many apps ...
3
votes
2answers
2k views

Why kernel log is empty?

My macOS 10.12.3 crashed while suspended and I want to look in the log files to determine where the problem comes from. I opened System Information and in the Logs I found a Kernel log entry linked ...
3
votes
2answers
3k views

OSX Mavericks Kernel Panic

I am running Mavericks on a mid 2013 macbook air (haswell). I have been getting multiple kernel panics a day for about the past week. It isn't happening on any specific task or time - I can't isolate ...
3
votes
1answer
12k views

How can read an OS X crash report that has panic and Kernel trap in it?

I have macbook model 2009 that is crashing. I dont' understnad why is this happening Sun Jul 7 00:28:01 2013 panic(cpu 0 caller 0xffffff80084b8655): Kernel trap at 0xffffff8008462af0, type 13=...
3
votes
1answer
937 views

Crash with error “No more room to grow table”

For the past week or so my computer has been crashing at least once a day with the same error. *** Panic Report *** panic(cpu 2 caller 0xffffff8018318b7f): "No more room to grow table: ...
3
votes
3answers
5k views

How to fix SyncMate kernel panic at El Capitan boot

I've recently installed El Capitan. The other day I restarted my computer for the first time for a while, and now it doesn't boot. I restarted in verbose mode and can see that there's a kernel panic ...