Segfault on linux with spinner enabled

[christiangnrd]

Originally posted as JuliaInterop/Clang.jl#532

To reproduce, try to run the Clang tests with more than 2 threads on linux.

Error:

X:~/.julia/dev/Clang$ JULIA_NUM_THREADS=2 j --proj
               _
   _       _ _(_)_     |  Documentation: https://docs.julialang.org
  (_)     | (_) (_)    |
   _ _   _| |_  __ _   |  Type "?" for help, "]?" for Pkg help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 1.11.3 (2025-01-21)
 _/ |\__'_|_|_|\__'_|  |  Official https://julialang.org/ release
|__/                   |

(Clang) pkg> test
     Testing Clang
      Status `/tmp/jl_4N0yFx/Project.toml`
  [fa961155] CEnum v0.5.0
  [40e3b903] Clang v0.18.3 `~/.julia/dev/Clang`
  [e0db7c4e] ReTest v0.3.4
  [3f4e10e2] CMake_jll v3.31.6+0
  [8f399da3] Libdl v1.11.0
  [3fa0cd96] REPL v1.11.0
  [fa267f1f] TOML v1.0.3
  [8dfed614] Test v1.11.0
      Status `/tmp/jl_4N0yFx/Manifest.toml`
  [fa961155] CEnum v0.5.0
  [40e3b903] Clang v0.18.3 `~/.julia/dev/Clang`
  [bd334432] InlineTest v0.2.0
  [692b3bcd] JLLWrappers v1.7.0
  [aea7be01] PrecompileTools v1.2.1
  [21216c6a] Preferences v1.4.3
  [e0db7c4e] ReTest v0.3.4
  [3f4e10e2] CMake_jll v3.31.6+0
⌅ [0ee61d77] Clang_jll v16.0.6+4
  [458c3c95] OpenSSL_jll v3.0.16+0
  [0dad84c5] ArgTools v1.1.2
  [56f22d72] Artifacts v1.11.0
  [2a0f44e3] Base64 v1.11.0
  [ade2ca70] Dates v1.11.0
  [8ba89e20] Distributed v1.11.0
  [f43a241f] Downloads v1.6.0
  [7b1f6079] FileWatching v1.11.0
  [b77e0a4c] InteractiveUtils v1.11.0
  [b27032c2] LibCURL v0.6.4
  [76f85450] LibGit2 v1.11.0
  [8f399da3] Libdl v1.11.0
  [56ddb016] Logging v1.11.0
  [d6f4376e] Markdown v1.11.0
  [ca575930] NetworkOptions v1.2.0
  [44cfe95a] Pkg v1.11.0
  [de0858da] Printf v1.11.0
  [3fa0cd96] REPL v1.11.0
  [9a3f8284] Random v1.11.0
  [ea8e919c] SHA v0.7.0
  [9e88b42a] Serialization v1.11.0
  [6462fe0b] Sockets v1.11.0
  [f489334b] StyledStrings v1.11.0
  [fa267f1f] TOML v1.0.3
  [a4e569a6] Tar v1.10.0
  [8dfed614] Test v1.11.0
  [cf7118a7] UUIDs v1.11.0
  [4ec0a83e] Unicode v1.11.0
  [deac9b47] LibCURL_jll v8.6.0+0
  [e37daf67] LibGit2_jll v1.7.2+0
  [29816b5a] LibSSH2_jll v1.11.0+1
  [c8ffd9c3] MbedTLS_jll v2.28.6+0
  [14a3606d] MozillaCACerts_jll v2023.12.12
  [83775a58] Zlib_jll v1.2.13+1
  [8f36deef] libLLVM_jll v16.0.6+4
  [8e850ede] nghttp2_jll v1.59.0+0
  [3f19e933] p7zip_jll v17.4.0+2
        Info Packages marked with ⌅ have new versions available but compatibility constraints restrict them from upgrading.
     Testing Running tests...
                                                          Pass  Broken   Total  |  Time / Compile / GC |   Alloc   ΔRSS |
Main.ClangTests:
  get_environment_info                                |      0               0  |   0.04s              |    3.1M        |
  darwin __triplet backwards compatibility            |      2               2  |   0.04s         9.9% |    2.2M   1.1M |

[398667] signal 11 (-6): Segmentation fault
in expression starting at none:1
ijl_gc_safepoint at /cache/build/builder-demeter6-3/julialang/julia-release-1-dot-11/src/jlapi.c:740
ijl_task_get_next at /cache/build/builder-demeter6-3/julialang/julia-release-1-dot-11/src/scheduler.c:524
poptask at ./task.jl:1012
wait at ./task.jl:1021
#wait#731 at ./condition.jl:130
wait at ./condition.jl:125 [inlined]
_trywait at ./asyncevent.jl:145
wait at ./asyncevent.jl:162 [inlined]
sleep at ./asyncevent.jl:272 [inlined]
#72 at /home/christian/.julia/packages/ReTest/3Ikse/src/ReTest.jl:989
unknown function (ip: 0x73a211a5021f)
jl_apply at /cache/build/builder-demeter6-3/julialang/julia-release-1-dot-11/src/julia.h:2157 [inlined]
start_task at /cache/build/builder-demeter6-3/julialang/julia-release-1-dot-11/src/task.c:1202
Allocations: 8689685 (Pool: 8689410; Big: 275); GC: 10
ERROR: Package Clang errored during testing (received signal: 11)