Public bug reported: On Ubuntu 18.04 (and , Running 'pip install simplejson' or 'pip install PyOpenSSL' twice crashes on exit because their shared libraries are overwritten while in use.
To reproduce: $ sudo apt install python-pip $ pip install simplejson $ pip install simplejson Segmentation fault (core dumped) Running (on some machines, at least) under gdb is illuminating: $ sudo apt install python-dbg $ gdb python (gdb) set args -m pip install simplejson (gdb) run Starting program: /usr/bin/python -m pip install simplejson [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Collecting simplejson Installing collected packages: simplejson Successfully installed simplejson-3.16.0 Program received signal SIGSEGV, Segmentation fault. 0x000055555562ae84 in visit_decref () at ../Modules/gcmodule.c:360 360 ../Modules/gcmodule.c: Datei oder Verzeichnis nicht gefunden. (gdb) bt #0 0x000055555562ae84 in visit_decref () at ../Modules/gcmodule.c:360 #1 0x000055555562b004 in dict_traverse.lto_priv () at ../Objects/dictobject.c:2198 #2 0x0000555555629da5 in subtract_refs () at ../Modules/gcmodule.c:385 #3 collect.lto_priv () at ../Modules/gcmodule.c:925 #4 0x0000555555686721 in PyGC_Collect () at ../Modules/gcmodule.c:1440 #5 0x0000555555685923 in Py_Finalize () at ../Python/pythonrun.c:455 #6 0x00005555556a9bc8 in Py_Exit (sts=sts@entry=0) at ../Python/pythonrun.c:1792 That backtrace that looks similar to https://github.com/pypa/pip/issues/5366 Happily, the fix that was committed for the bug seems simple and plausible, and cherrypicking it seems to prevent the crash. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: python-pip 9.0.1-2.3~ubuntu1 ProcVersionSignature: User Name 4.15.0-46.49-generic 4.15.18 Uname: Linux 4.15.0-46-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.6 Architecture: amd64 Date: Sat Mar 23 21:46:31 2019 PackageArchitecture: all ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=C.UTF-8 SHELL=/bin/bash SourcePackage: python-pip UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: python-pip (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic uec-images -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1821483 Title: pip crashes when reinstalling native wheels To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/python-pip/+bug/1821483/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs