Core dump on Ubuntu 24.04

[chrstphrbrns]

julia> using PyCall

julia> m=pyimport("math")
PyObject <module 'math' (built-in)>

julia> m.    # <---- core dump after entering dot

[4032770] signal 11 (1): Segmentation fault
in expression starting at REPL[2]:1
_PyType_Lookup at /usr/lib/x86_64-linux-gnu/libpython3.12.so.1.0 (unknown line)
_PyObject_LookupSpecial at /usr/lib/x86_64-linux-gnu/libpython3.12.so.1.0 (unknown line)
PyObject_Dir at /usr/lib/x86_64-linux-gnu/libpython3.12.so.1.0 (unknown line)
macro expansion at /home/chris/.julia/packages/PyCall/1gn3u/src/exception.jl:108 [inlined]
propertynames at /home/chris/.julia/packages/PyCall/1gn3u/src/PyCall.jl:327
propertynames at ./runtime_internals.jl:1275
unknown function (ip: 0x744cb4f3c1fb) at (unknown file)
#complete_symbol!#6 at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/REPLCompletions.jl:228
complete_symbol! at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/REPLCompletions.jl:182 [inlined]
#complete_identifiers!#54 at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/REPLCompletions.jl:1241
complete_identifiers! at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/REPLCompletions.jl:1138 [inlined]
completions at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/REPLCompletions.jl:1506
#complete_line#64 at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/REPL.jl:844
complete_line at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/REPL.jl:841
unknown function (ip: 0x744cb4f3c01e) at (unknown file)
jl_apply at /home/chris/julia.git/src/julia.h:2246 [inlined]
do_apply at /home/chris/julia.git/src/builtins.c:839
#complete_line_named#17 at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/LineEdit.jl:394
complete_line_named at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/LineEdit.jl:393 [inlined]
check_for_hint at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/LineEdit.jl:413
#190 at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/LineEdit.jl:2572
jl_apply at /home/chris/julia.git/src/julia.h:2246 [inlined]
jl_f__call_latest at /home/chris/julia.git/src/builtins.c:883
#invokelatest#1 at ./essentials.jl:1056 [inlined]
invokelatest at ./essentials.jl:1052 [inlined]
#match_input##0 at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/LineEdit.jl:1756
jfptr_YY.match_inputYY.YY.0_26701 at /home/chris/julia.git/usr/share/julia/compiled/v1.12/REPL/u0gqU_DdT4s.so (unknown line)
macro expansion at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/LineEdit.jl:2906 [inlined]
macro expansion at ./lock.jl:376 [inlined]
#prompt!##2 at /home/chris/julia.git/usr/share/julia/stdlib/v1.12/REPL/src/LineEdit.jl:2896
jfptr_YY.promptNOT.YY.YY.2_26381 at /home/chris/julia.git/usr/share/julia/compiled/v1.12/REPL/u0gqU_DdT4s.so (unknown line)
jl_apply at /home/chris/julia.git/src/julia.h:2246 [inlined]
start_task at /home/chris/julia.git/src/task.c:1281
Allocations: 14026845 (Pool: 14023400; Big: 3445); GC: 14
Segmentation fault (core dumped)

julia> versioninfo(;verbose=true)
Julia Version 1.12.0-DEV.1840
Commit 10e20f1267 (2025-01-06 14:55 UTC)
Platform Info:
  OS: Linux (x86_64-linux-gnu)
      Ubuntu 24.04.1 LTS
  uname: Linux 6.8.0-51-generic #52-Ubuntu SMP PREEMPT_DYNAMIC Thu Dec  5 13:09:44 UTC 2024 x86_64 x86_64
  CPU: AMD Ryzen 9 3950X 16-Core Processor: 
                 speed         user         nice          sys         idle          irq
       #1-32  2137 MHz    8345568 s     416400 s    3424422 s  315109402 s          0 s
  Memory: 125.6945686340332 GB (99869.09375 MB free)
  Uptime: 1.02844907e6 sec
  Load Avg:  0.93  1.25  1.28
  WORD_SIZE: 64
  LLVM: libLLVM-18.1.7 (ORCJIT, znver2)
Threads: 16 default, 0 interactive, 16 GC (on 32 virtual cores)
Environment:
  LD_PRELOAD = /lib/x86_64-linux-gnu/libc_malloc_debug.so.0
  JULIA_NUM_THREADS = 16

[KristianHolme]

Base.active_repl.options.hint_tab_completes = false seems to work around the problem for me.