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GyroFX

macrumors 6502
Jan 14, 2002
425
11
Los Angeles and NorCal
Update to the prior solution I shared... It seems to help me with certain videos, but unfortunately certain other videos still crash my system even when I'm in Compact mode. This particular video does it for me every time:

Exact steps are I start the video, open to fullscreen, watch about 2 minutes, esc out of full screen and start scrolling down the page. Screen freezes and then reboots after a few seconds.
thats the video i tried first and i havent experienced any freezing since compact mode, yet...
Actually, i just tried again but in theater mode for a different HDR video under Safari and it did crash. Just have not experienced the crash under default view
 
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TooManyNotes

macrumors member
May 21, 2021
67
22
thats the video i tried first and i havent experienced any freezing since compact mode, yet...
Actually, i just tried again but in theater mode for a different HDR video under Safari and it did crash. Just have not experienced the crash under default view
Good to know. It’s just very inconsistent for me. This morning I tried to make it crash again with the previous video I posted and couldn’t get it to regardless of tab mode. Then I tried a totally different video and it crashed. Just totally inconsistent. I called Apple support today. They are fully aware of the issue and working on trying to figure out the cause.
 

GyroFX

macrumors 6502
Jan 14, 2002
425
11
Los Angeles and NorCal
Good to know. It’s just very inconsistent for me. This morning I tried to make it crash again with the previous video I posted and couldn’t get it to regardless of tab mode. Then I tried a totally different video and it crashed. Just totally inconsistent. I called Apple support today. They are fully aware of the issue and working on trying to figure out the cause.
Thanks for the update! Also, yeah, it's inconsistent for me too. I tried again but no crashes under Theater mode. I scrolled wayyyy too much to be normal lol
 
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Ancandis

macrumors member
Nov 18, 2009
89
25

How to reproduce the CPU panic consistently


Code:
CORE 1 is the one that panicked. Check the full backtrace for details.

I can reproduce this issue consistently within seconds. Here's how:

  1. In System Preferences > Displays the Refresh Rate must be set to "ProMotion" in order to reproduce the crash.
  2. In Safari* open any YouTube 8K HDR video.
  3. Select Settings/Quality/2160p60 HDR.
  4. Start playing the video. You may also pause it.
  5. With the trackpad scroll down slowly. As soon as the video leaves Safari's blurry area behind the toolbar your MacBook Pro may crash. This is the critical part. The comment section has nothing to do with it.

I have tested this on ten machines. Only a single one out of ten did not crash (MBP 16" base config (M1 Pro 10 cores, 16 GB RAM, 512 GB SSD, silver)).

* This also happens in Google Chrome 95.0.4638.69 (Official Build) (arm64). (Thanks @UncleGuido)

This message has also been posted in the thread M1 Pro and M1 Max MacBook Pro Owners Complain of Crashes Playing HDR YouTube Videos

These machines reportedly crashed:

These machines did NOT crash with the instructions above:
 
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ams80

macrumors newbie
Nov 1, 2013
5
1
I haven't had a crash yet, but I noticed when videos are played in full screen they stutter. This happens on all the video players I tried. Anyone else have this issue? If I switch the display setting to 60hz the issue goes away.
 

Ancandis

macrumors member
Nov 18, 2009
89
25
I haven't had a crash yet, but I noticed when videos are played in full screen they stutter. This happens on all the video players I tried. Anyone else have this issue? If I switch the display setting to 60hz the issue goes away.
You may have on of the few lucky machines. What's your config? (Screen, CPU, RAM, SSD)

This stuttering also happens on the one machine that did not crash.
 

UncleGuido

macrumors member
Oct 12, 2013
51
30

How to reproduce the CPU panic consistently


Code:
CORE 1 is the one that panicked. Check the full backtrace for details.

I can reproduce this issue consistently within seconds. Here's how:

  1. In Safari open any YouTube 8K HDR video.
  2. Select Settings/Quality/2160p60 HDR.
  3. Start playing the video. You may also pause it.
  4. With the trackpad scroll down slowly. As soon as the video leaves Safari's blurry are behind the toolbar your MacBook Pro may crash. This is the critical part. The comment section has nothing to do with it.

I have tested this on ten machines. Only a single one out of ten did not crash (MBP 16" base config (M1 Pro 10 cores, 16 GB RAM, 512 GB SSD, silver)). Happens when Monitor preset is on default or HDR.
I verified this in both Safari and Chrome, using this video.

16" M1 Max, 32GB, 1TB. Monterey 12.0.1.
 
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walterpaisley

macrumors 6502
Oct 27, 2004
361
363
Springfield
  1. In Safari* open any YouTube 8K HDR video.
  2. Select Settings/Quality/2160p60 HDR.
  3. Start playing the video. You may also pause it.
  4. With the trackpad scroll down slowly. As soon as the video leaves Safari's blurry are behind the toolbar your MacBook Pro may crash. This is the critical part. The comment section has nothing to do with it.
Great work - this is an excellent reproduction case. I haven't been able to cause the hang previously, but following these steps triggers it every time.

This is on a 14-inch M1 Pro (10/16, 16GB) running the latest 12.1 developer seed on this video.

One fun side effect is if you leave the machine for 10-15 seconds the fans will turn on full speed, so if you've never heard the fans before, here's your chance.

(Send a bug report).
 
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walterpaisley

macrumors 6502
Oct 27, 2004
361
363
Springfield
One other "interesting" side effect: after force rebooting to break out of the hung state the laptop sporadically becomes unresponsive (every 10-15 minutes or so) and iStat Menus hangs if you try to display the CPU menu. Doing a standard reboot fixes that issue. I've reproduced this issue as well after following @Ancandis's steps to reproduce.
 
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flapflapflap

macrumors 6502a
Dec 13, 2013
768
439
Great work - this is an excellent reproduction case. I haven't been able to cause the hang previously, but following these steps triggers it every time.

This is on a 14-inch M1 Pro (10/16, 16GB) running the latest 12.1 developer seed on this video.

One fun side effect is if you leave the machine for 10-15 seconds the fans will turn on full speed, so if you've never heard the fans before, here's your chance.

(Send a bug report).
Fun indeed. This is another reason why I did not choose the 14.
 

flapflapflap

macrumors 6502a
Dec 13, 2013
768
439
I know you love looking for these opportunities to bash the 14" but if you read through this thread, you will see 16" owners are just as impacted by this issue.
I returned my 16 as well. There are too many early adopter issues and the M1 MBP provides enough power and incredible, best in class, battery life, all in a compact, slim, modern form factor for great portability. I will most likely upgrade next year or whenever Apple decides to upgrade the ports to the latest gens, upgrades its WiFi and adds in FaceID into the notch.
 

Sanpete

macrumors 68040
Nov 17, 2016
3,695
1,665
Utah
Dude, what’s up with these Apple fanboy liars? I’m a fanboy and have tons of Apple products but I wouldn’t lie about something serious like this.
If there's no difference between lying and being mistaken, and sometimes you're mistaken about things like this, you're lying now.
 
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TooManyNotes

macrumors member
May 21, 2021
67
22

How to reproduce the CPU panic consistently


Code:
CORE 1 is the one that panicked. Check the full backtrace for details.

I can reproduce this issue consistently within seconds. Here's how:

  1. In Safari* open any YouTube 8K HDR video.
  2. Select Settings/Quality/2160p60 HDR.
  3. Start playing the video. You may also pause it.
  4. With the trackpad scroll down slowly. As soon as the video leaves Safari's blurry area behind the toolbar your MacBook Pro may crash. This is the critical part. The comment section has nothing to do with it.

I have tested this on ten machines. Only a single one out of ten did not crash (MBP 16" base config (M1 Pro 10 cores, 16 GB RAM, 512 GB SSD, silver)).

* This also happens in Google Chrome 95.0.4638.69 (Official Build) (arm64). (Thanks @UncleGuido)
For me, this consistently causes the crash exactly as you stated, right when the bottom of the video passes "under" the semi-transparent Safari toolbar. HOWEVER, this consistency occurs only when I'm in separate tab mode. When I switch to compact mode, it does not crash most of the time.
 

kave

macrumors 6502a
Oct 31, 2012
569
308
Sweden
I tried this on my 16" today. I took maybe 6 tries and then total lock up. tried in Safari. 16GB RAM and 1TB storage.
 

DMG35

Contributor
May 27, 2021
2,527
8,170
Mine doesn't crash trying any of the ways listed here to make it do so. I've tried compact mode, the old safari tabs, full screen for a few minutes and then scrolling the comments, pausing the video and then scrolling the comments. Nothing makes it crash watching HDR videos, even the ones given here to watch.

I highly doubt this is hardware related so there must be something other reason why some people's machines crash and other's don't.
 
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