Re: firefox broken on arm64 ; about:config WebGL Disable

On 05.12.2023 00.18, Jesper Schmitz Mouridsen wrote:
> 
> On 04.12.2023 23.50, Fred G. Finster wrote:
>>
>>> From: Jesper Schmitz Mouridsen <jsm_at_FreeBSD.org>
>>> Date: Sun, 03 Dec 2023 07:34:21 UTC
>>>
>>> On 25.11.2023 00.00, Jesper Schmitz Mouridsen wrote:
>>>> Hi
>>>>
>>>> Tabs crashes with signal 4 on arm64 not firefox 115 esr but 
>>>> librewolf 117 dies as well as firefox 119 and 120. Hve not tested 116.
>>>> example https://gist.github.com/jsm222/e6199a03142f5716921c82c3d2f3ddc5
>>>>
>>>> /Jsm
>>>
>>> Just build firefox-esr-115.5.0_1,1  and firefox-116.0.3_1,2 the first 
>>> runs with aslr disabled, the latter signals 4.
>>>
>>> Any suggestions on what is going on are appreciated.
>>>
>>> /jsm
>>
>> JSM, Void, other fellow FreeBSD-ARM users
>> See if from inside FireFox,  you open URL about:config
>> find  webgl.disabled and set it to value TRUE.
>>
>> See if this fixes crashes in versions 115 , 116 or later, Firefox-esr 
>> version.  Report back your findings.
>>
>> webgl.disabled    true
>>
> Did not work for me on rpi4 with 4GB ram with firefox 119 from stock 
> packages.. Perhaps it is just a masked OOM problem..
> 
So perhpaps it is just lack of memory for > 115-esr.. (I have at most 
4GB arm sbcs)
With kern.elf64.allow_wx: 0
I do get a OOM condition

#0  0x0000189a88aaf298 in NS_ABORT_OOM(unsigned long) () from 
/usr/local/lib/firefox/libxul.so
[Current thread is 1 (LWP 102755)]
(gdb) bt
#0  0x0000189a88aaf298 in NS_ABORT_OOM(unsigned long) () at 
/usr/local/lib/firefox/libxul.so
#1  0x0000189a89190614 in XPCJSContext::Initialize() () at 
/usr/local/lib/firefox/libxul.so
#2  0x0000189a89190a58 in XPCJSContext::NewXPCJSContext() () at 
/usr/local/lib/firefox/libxul.so
#3  0x0000189a891ba3d4 in xpc::InitializeJSContext() () at 
/usr/local/lib/firefox/libxul.so
#4  0x0000189a88b8c2b4 in NS_InitXPCOM () at 
/usr/local/lib/firefox/libxul.so
#5  0x0000189a8b224584 in mozilla::dom::ContentProcess::Init(int, 
char**) () at /usr/local/lib/firefox/libxul.so
#6  0x0000189a8c53912c in XRE_InitChildProcess(int, char**, XREChildData 
const*) () at /usr/local/lib/firefox/libxul.so
#7  0x00001899d60a2574 in main ()


> Thanks!
> 
> /jsm
> 
>> Robonuggie Youtube video shows this solution as working on  Arm64 
>> FreeBSD operating system
>>
>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> FireFox broswer keeps crashing in FreeBSD 14.0 Release on aarch64 
>> Raspberry Pi 400
>>
>> WebGL disable in FireFox web browser (about:config) WebGL.disable TRUE 
>> for aarch64 Raspberry Pi 400 Keyboard. FireFox crashing
>>
>> Hello a short note, with a RoboNuggie Video at 16:23 start time to see 
>> the problem in action.
>>  https://youtu.be/thxnemnprPg?si=Nhm1EtUE4Aptcjx0&t=979
>> https://www.youtube.com/@RoboNuggie  YouTube Channel for RoboNuggie
>>
>> I will test myself on a Raspberry Pi 4B with 8GB dram running FreeBSD 
>> 15.0-CURRENT  building Firefox 120.0_2,2 version
>>
>>
>> This is from booting up  the FreeBSD 14.0 RELEASE Snapshot image 
>> https://Freebsd.org/where
>> https://download.freebsd.org/releases/arm64/aarch64/ISO-IMAGES/14.0/
>> https://download.freebsd.org/releases/arm64/aarch64/ISO-IMAGES/14.0/FreeBSD-14.0-RELEASE-arm64-aarch64-RPI.img.xz
>>
>> Thank you, Gecko for maintaining the FireFox Browser for FreeBSD.
>> Will see about making a bug report in bugzilla, after I test the 
>> FireFox 120.0_2,2 build version
>> I see the FireFox version has increased to 121
>>
>>
>> https://www.mozilla.org/en-US/firefox/121.0beta/releasenotes/
>>
>> Version 121.0beta, first offered to Beta channel users on November 21, 
>> 2023
>>
>> Firefox Beta gets updated 3 times a week and as a consequence, the 
>> release notes for the Beta channel are updated continuously to reflect 
>> features that have reached sufficient maturity to benefit from 
>> community feedback and bug reports.
>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>>
>