Skip to content

Find root cause why inlining GlobalCtxt::enter causes a crash in the deadlock handler #136499

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom
Closed
bjorn3 opened this issue Feb 3, 2025 · 2 comments
Closed

Find root cause why inlining GlobalCtxt::enter causes a crash in the deadlock handler #136499

bjorn3 opened this issue Feb 3, 2025 · 2 comments
Labels
A-parallel-compiler Area: parallel compiler C-bug Category: This is a bug. E-help-wanted Call for participation: Help is requested to fix this issue. E-needs-investigation Call for partcipation: This issues needs some investigation to determine current status I-crash Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.

Comments

@bjorn3
Copy link
Member

bjorn3 commented Feb 3, 2025

cc #135870 (comment)

This could be a miscompilation or UB somewhere in rustc.
@bjorn3 bjorn3 added C-bug Category: This is a bug. I-crash Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics. A-parallel-compiler Area: parallel compiler labels Feb 3, 2025
@rustbot rustbot added the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Feb 3, 2025
@bjorn3 bjorn3 mentioned this issue Feb 3, 2025
Closed
@lqd lqd added A-parallel-queries E-needs-investigation Call for partcipation: This issues needs some investigation to determine current status labels Feb 3, 2025
@jieyouxu jieyouxu added E-help-wanted Call for participation: Help is requested to fix this issue. and removed needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. labels Feb 3, 2025
@Zoxc
Copy link
Contributor

Zoxc commented Mar 23, 2025

You were storing &&GlobalCtxt instead of &GlobalCtxt in CurrentGcx in #134302. I would prefer the enter method to be separate, maybe move it to CurrentGcx?

@bjorn3
Copy link
Member Author

bjorn3 commented Mar 23, 2025

🤦

@bjorn3 bjorn3 closed this as completed May 28, 2025
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Assignees
No one assigned
Labels
A-parallel-compiler Area: parallel compiler C-bug Category: This is a bug. E-help-wanted Call for participation: Help is requested to fix this issue. E-needs-investigation Call for partcipation: This issues needs some investigation to determine current status I-crash Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.
Projects
None yet
Milestone
No milestone
Development

No branches or pull requests
5 participants
@Zoxc @lqd @bjorn3 @jieyouxu @rustbot