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taq (Eustaquio Rangel)

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05/18/2026

08:36 PM Ruby Bug #22073: Ruby 3.4.9 segfaults when loading native default gems compiled on Ubuntu 26.04 (GCC 15.2); Ruby 4.0.3 unaffected on same system
Update / Resolution:
After further investigation, I was able to identify the root cause. The issue was not with Ruby 3.4.9, GCC 15.2, or Ubuntu 26.04 itself.
My home directory is mounted with eCryptfs (Ubuntu's home directory encry...
taq (Eustaquio Rangel)
07:15 PM Ruby Bug #22073: Ruby 3.4.9 segfaults when loading native default gems compiled on Ubuntu 26.04 (GCC 15.2); Ruby 4.0.3 unaffected on same system
Seems the Ubuntu build system is broken after upgrading. I tried to compile Neovim from sources and it segfaults too. Testing on the fresh VM, it works. taq (Eustaquio Rangel)
05:33 PM Ruby Bug #22073: Ruby 3.4.9 segfaults when loading native default gems compiled on Ubuntu 26.04 (GCC 15.2); Ruby 4.0.3 unaffected on same system
I had an idea here and installed a fresh Ubuntu 26.04 copy on a new VM, and it worked!
```
taq@taq2604:~$ rvm use 3.4.9
Using /home/taq/.rvm/gems/ruby-3.4.9
taq@taq2604:~$ ruby -v
ruby 3.4.9 (2026-03-11 revision 76cca827ab) +PRI...
taq (Eustaquio Rangel)
04:03 PM Ruby Bug #22073: Ruby 3.4.9 segfaults when loading native default gems compiled on Ubuntu 26.04 (GCC 15.2); Ruby 4.0.3 unaffected on same system
Check this out:
`❯ rvm use ruby-4.0.4
Using /home/taq/.rvm/gems/ruby-4.0.4
❯ irb
4.0.4 :001 > exit
❯ gem install bundler
Fetching bundler-4.0.11.gem
Successfully installed bundler-4.0.11
Parsing documentation for bundler-4....
taq (Eustaquio Rangel)
03:56 PM Ruby Bug #22073: Ruby 3.4.9 segfaults when loading native default gems compiled on Ubuntu 26.04 (GCC 15.2); Ruby 4.0.3 unaffected on same system
Uh-oh ... tried to install 4.0.4 and ... same behaviour. taq (Eustaquio Rangel)
03:33 PM Ruby Bug #22073 (Third Party's Issue): Ruby 3.4.9 segfaults when loading native default gems compiled on Ubuntu 26.04 (GCC 15.2); Ruby 4.0.3 unaffected on same system
Hello, I'm reporting a reproducible issue on Ruby 3.4.9 on a freshly upgraded Ubuntu 26.04 LTS. Please let me know if you'd prefer this as a comment on #21655 instead.
On Ubuntu 26.04 LTS, Ruby 3.4.9 produces unusable binaries when co...
taq (Eustaquio Rangel)

02/13/2024

08:57 PM Ruby Bug #20151: Can't build Ruby 3.1 on FreeBSD 14.0
shyouhei (Shyouhei Urabe) wrote in #note-1:
> This has to be related: https://github.com/freebsd/freebsd-src/commit/af3c78886fd8d4ca5eebdbe581a459a6f6d29d6a
> ...
I beg your pardon, but based on this, we'll need at least 3.2.0 to run o...
taq (Eustaquio Rangel)

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