diff --git a/qutebrowser/mainwindow/prompt.py b/qutebrowser/mainwindow/prompt.py
index 2e797970f..3f618a279 100644
--- a/qutebrowser/mainwindow/prompt.py
+++ b/qutebrowser/mainwindow/prompt.py
@@ -654,6 +654,12 @@ class FilenamePrompt(_BasePrompt):
 
     """A prompt for a filename."""
 
+    # Note: This *must* be a class variable! If it's not, for unknown reasons,
+    # we get a segfault in Qt/PyQt in QFileInfoGatherer::getInfo() if we have
+    # nested download prompts (i.e. trigger a download while a download prompt
+    # is open already).
+    _null_icon_provider = NullIconProvider()
+
     def __init__(self, question, parent=None):
         super().__init__(question, parent)
         self._init_texts(question)
@@ -753,7 +759,7 @@ class FilenamePrompt(_BasePrompt):
         self._file_model = QFileSystemModel(self)
 
         # avoid icon and mime type lookups, they are slow in Qt6
-        self._file_model.setIconProvider(NullIconProvider())
+        self._file_model.setIconProvider(self._null_icon_provider)
 
         self._file_view.setModel(self._file_model)
         self._file_view.clicked.connect(self._insert_path)
diff --git a/tests/end2end/features/downloads.feature b/tests/end2end/features/downloads.feature
index d07e587ed..df04625a8 100644
--- a/tests/end2end/features/downloads.feature
+++ b/tests/end2end/features/downloads.feature
@@ -669,6 +669,20 @@ Feature: Downloading things from a website.
         Then the downloaded file download.bin should exist
         And the downloaded file download2.bin should not exist
 
+    Scenario: Nested download prompts (#8674)
+        When I set downloads.location.prompt to true
+        And I open data/downloads/download.bin without waiting
+        And I wait for "Asking question <qutebrowser.utils.usertypes.Question default='*' mode=<PromptMode.download: 5> option=None text=* title='Save file to:'>, *" in the log
+        And I open data/downloads/download.bin without waiting
+        And I wait for "Asking question <qutebrowser.utils.usertypes.Question default='*' mode=<PromptMode.download: 5> option=None text=* title='Save file to:'>, *" in the log
+        And I open data/downloads/download.bin without waiting
+        And I wait for "Asking question <qutebrowser.utils.usertypes.Question default='*' mode=<PromptMode.download: 5> option=None text=* title='Save file to:'>, *" in the log
+        And I run :prompt-accept
+        And I run :mode-leave
+        And I run :mode-leave
+        And I wait until the download is finished
+        Then the downloaded file download.bin should exist
+
     @qtwebengine_skip  # We can't get the UA from the page there
     Scenario: user-agent when using :download
         When I open user-agent