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gearoiddc (Gearoid de Cleir)

  • Login: gearoiddc
  • Registered on: 12/10/2025
  • Last sign in: 12/15/2025

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12/11/2025

03:35 PM Ruby Bug #21772: ruby: YJIT has panicked StackOpnd(1) should be a heap object, but was ImmSymbol for VALUE(137647867319760)
I've attached a file the original log file was 90mb so I used
grep -B 2 -A 100 "action_dispatch/request/session.rb" /tmp/yjit_58847.log > /tmp/session_blocks.log
Hopefully that is what you are looking for.
gearoiddc (Gearoid de Cleir)

12/10/2025

09:07 PM Ruby Bug #21772: ruby: YJIT has panicked StackOpnd(1) should be a heap object, but was ImmSymbol for VALUE(137647867319760)
Sure no problem anything else?
```
-- Ruby level backtrace information ----------------------------------------
/home/gearoid/.rvm/gems/ruby-3.4.7@7.2.3/gems/puma-7.1.0/lib/puma/thread_pool.rb:182:in 'block in spawn_thread'
/home...
gearoiddc (Gearoid de Cleir)
08:21 PM Ruby Bug #21772 (Closed): ruby: YJIT has panicked StackOpnd(1) should be a heap object, but was ImmSymbol for VALUE(137647867319760)
I'm getting a YJIT has panicked crash in my rails app locally when a part of my application rapidly uses a gem I have "auto_session_timeout".
If I patch the gem by changing the symbol to a string the error goes away.
``` ruby
...
gearoiddc (Gearoid de Cleir)

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