astroid crashed with SIGSEGV in Gtk::TreeView::gobj()

[Simon Chopin]

Trying out the astroid client (with an existing notmuch install). Crashed when I opened a thread from the main inbox view (I think).

ProblemType: Crash
DistroRelease: Ubuntu 21.10
Package: astroid 0.15-7
ProcVersionSignature: Ubuntu 5.13.0-14.14-generic 5.13.1
Uname: Linux 5.13.0-14-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu68
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: GNOME
Date: Tue Aug 24 16:30:51 2021
ExecutablePath: /usr/bin/astroid
InstallationDate: Installed on 2021-07-05 (49 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
ProcCmdline: astroid
ProcEnviron:
 PATH=(custom, user)
 XDG_RUNTIME_DIR=<set>
 LANG=fr_FR.UTF-8
 SHELL=/usr/bin/zsh
SegvAnalysis:
 Segfault happened at: 0x7f327f320423 <_ZN3Gtk8TreeView10get_cursorERNS_8TreePathERPNS_14TreeViewColumnE+67>: mov -0x18(%rax),%rax
 PC (0x7f327f320423) ok
 source "-0x18(%rax)" (0xffffffffffffffe8) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: astroidmail
StacktraceTop:
 Gtk::TreeView::get_cursor(Gtk::TreePath&, Gtk::TreeViewColumn*&) () at /lib/x86_64-linux-gnu/libgtkmm-3.0.so.1
 Astroid::QueryLoader::on_thread_changed(Astroid::Db*, Glib::ustring) ()
 sigc::internal::slot_call<sigc::bound_mem_functor2<void, Astroid::QueryLoader, Astroid::Db*, Glib::ustring>, void, Astroid::Db*, Glib::ustring>::call_it(sigc::internal::slot_rep*, Astroid::Db* const&, Glib::ustring const&) ()
 sigc::internal::signal_emit2<void, Astroid::Db*, Glib::ustring, sigc::nil>::emit(sigc::internal::signal_impl*, Astroid::Db* const&, Glib::ustring const&) ()
 Astroid::ActionManager::emit_thread_changed(Astroid::Db*, Glib::ustring) ()
Title: astroid crashed with SIGSEGV in Gtk::TreeView::get_cursor()
UpgradeStatus: Upgraded to impish on 2021-07-22 (33 days ago)
UserGroups: adm cdrom dip docker libvirt lpadmin lxd pkcs11 plugdev sambashare sbuild sudo
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[Simon Chopin (schopin)]

Please keep this report as private as there *might* be some personal data in the core dump. I don't believe I had any sensitive mail open, but I'm not entirely sure.

[Apport retracing service (apport)]

StacktraceTop:
 Gtk::TreeView::gobj (this=<optimized out>) at ../gtkmm/treeview.h:256
 Gtk::TreeView::get_cursor (this=0x55a95b78fc40, path=..., focus_column=@0x7fff658aed28: 0x0) at treeview.cc:151
 Astroid::QueryLoader::on_thread_changed (this=0x55a95bc269a0, db=0x7fff658af3a0, thread_id=...) at ./src/modes/thread_index/query_loader.cc:337
 sigc::bound_mem_functor2<void, Astroid::QueryLoader, Astroid::Db*, Glib::ustring>::operator() (_A_a2=..., _A_a1=@0x7fff658af0b8: 0x7fff658af3a0, this=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2143
 sigc::adaptor_functor<sigc::bound_mem_functor2<void, Astroid::QueryLoader, Astroid::Db*, Glib::ustring> >::operator()<Astroid::Db* const&, Glib::ustring const&> (_A_arg2=..., _A_arg1=@0x7fff658af0b8: 0x7fff658af3a0, this=<optimized out>) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:108

[Simon Chopin (schopin)]

Looking through the attachments, I don't see anything particularly private in there. Consequently, I'm making the report public.