1792301 - Crash in [@ gdk_wayland_device_update_window_cursor]

Status: NEW

(Core :: Widget: Gtk, defect, P3)

Description

[Gabriele Svelto [:gsvelto]]

Crash report: https://crash-stats.mozilla.org/report/index/20cde369-4593-4808-a7dd-127d80220922

Reason: SIGSEGV / SI_KERNEL

Top 10 frames of crashing thread:

0 libgdk-3.so.0 gdk_wayland_device_update_window_cursor /usr/src/debug/gtk3-3.24.34-2.fc37.x86_64/gdk/wayland/gdkdevice-wayland.c:424
1 libgdk-3.so.0 _gdk_display_set_window_under_pointer /usr/src/debug/gtk3-3.24.34-2.fc37.x86_64/gdk/gdkwindow.c:8589
2 libgdk-3.so.0 _gdk_windowing_got_event /usr/src/debug/gtk3-3.24.34-2.fc37.x86_64/gdk/gdkwindow.c:10071
3 libgdk-3.so.0 gdk_wayland_seat_flush_frame_event /usr/src/debug/gtk3-3.24.34-2.fc37.x86_64/gdk/wayland/gdkdevice-wayland.c:1514
4 libffi.so.8 ffi_call_unix64 
5 libffi.so.8 ffi_call_int.lto_priv.0 
6 libwayland-client.so.0 wl_closure_invoke.constprop.0 /usr/src/debug/wayland-1.21.0-1.fc37.x86_64/src/connection.c:1025
7 libwayland-client.so.0 dispatch_event.isra.0 /usr/src/debug/wayland-1.21.0-1.fc37.x86_64/src/wayland-client.c:1595
8 libwayland-client.so.0 wl_display_dispatch_queue_pending /usr/src/debug/wayland-1.21.0-1.fc37.x86_64/src/wayland-client.c:1983
9 libgdk-3.so.0 _gdk_wayland_display_queue_events /usr/src/debug/gtk3-3.24.34-2.fc37.x86_64/gdk/wayland/gdkeventsource.c:201

This appears to be a NULL pointer access.

Comment 1

[Gabriele Svelto [:gsvelto]]

Quickly glancing at the crashes there might be two different bugs lurking under these signatures.

Comment 2

[Gabriele Svelto [:gsvelto]]

The crash is happening here. Presumably image is NULL.

Comment 3

[BugBot [:suhaib / :marco/ :calixte]]

Since the crash volume is low (less than 5 per week), the severity is downgraded to S3. Feel free to change it back if you think the bug is still critical.

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