[Bug 1993670] New: segfault with pango-view assert in cairo

https://bugzilla.redhat.com/show_bug.cgi?id=1993670

Bug ID: 1993670
           Summary: segfault with pango-view assert in cairo
           Product: Fedora
           Version: 34
          Hardware: x86_64
                OS: Linux
            Status: NEW
         Component: pango
          Severity: high
          Assignee: [e-mail]
          Reporter: [e-mail]
        QA Contact: [e-mail]
                CC: [e-mail],
                    [e-mail],
                    [e-mail],
                    [e-mail], [e-mail],
                    [e-mail], [e-mail],
                    [e-mail], [e-mail],
                    [e-mail]
  Target Milestone: ---
    Classification: Fedora

Description of problem:

1. This one works
$ pango-view --nodisplay --text "abc"

2. This one doesn't
$ pango-view --no-display --text "abc"
pango-view: cairo-hash.c:217: _cairo_hash_table_destroy: Assertion
`hash_table->live_entries == 0' failed.
Aborted (core dumped)

So pango-view triggers an assertion in Cairo.

Version-Release number of selected component (if applicable):

$ dnf repoquery --installed pango
pango-0:1.48.7-1.fc34.i686
pango-0:1.48.7-1.fc34.x86_64

How reproducible:

always

Steps to Reproduce:
1. see 1. of description above
2. see 2. of description above

Actual results:
segfault

Expected results:
no segfault

Additional info: