#14431: Peculiar RTS crash on OS X ----------------------------------------+--------------------------------- Reporter: bgamari | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.2.1 Keywords: | Operating System: MacOS X Architecture: Unknown/Multiple | Type of failure: None/Unknown Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: ----------------------------------------+--------------------------------- This [[https://phabricator.haskell.org/harbormaster/build/36804/|Harbormaster build]] failed with an odd RTS crash from the stage0 compiler (which is 8.2.1), {{{ ghc: internal error: RELEASE_LOCK: I do not own this lock: rts/posix/itimer/Pthread.c 187 (GHC version 8.2.1 for x86_64_apple_darwin) Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug }}} It's not immediately clear to me from the implementation how this could happen, but I thought I should at least note the issue. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14431 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler