Segfault when loading numba

See similar isse opened for PyCall:

https://github.com/JuliaPy/PyCall.jl/issues/903

```
from julia import Main
import numba
```
gives:
```
signal (11): Segmentation fault
in expression starting at none:0
_ZN4llvm16TargetPassConfig7addPassEPNS_4PassEbb at /usr/lib/libLLVM-10.so (unknown
line)
unknown function (ip: 0x22)
_ZTSN4llvm19MachineRegisterInfo8DelegateE at /usr/lib/libLLVM-10.so (unknown line)
Allocations: 3052731 (Pool: 3051957; Big: 774); GC: 4
[1] 99478 segmentation fault (core dumped) ipython --no-autoindent --profile=n
vim --matplotlib qt
```
Running arch linux with Julia version:
```
Julia Version 1.6.1
Commit 6aaedecc44* (2021-04-23 05:59 UTC)
Platform Info:
OS: Linux (x86_64-pc-linux-gnu)
CPU: Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz
WORD_SIZE: 64
LIBM: libopenlibm
LLVM: libLLVM-11.1.0 (ORCJIT, skylake)
```
with `PyCall` version:
```
Status `~/.julia/environments/v1.6/Project.toml`
[438e738f] PyCall v1.92.3
```
Same in Python for
```
from julia import Main
import numba
```
Numba version is 0.53.1. on Python 3.9.5.

Any help is much appreciated!