Regression: Deadlock on render start #110426

New Issue

Vladimir · 2023-07-24T19:08:41+02:00

Vladimir commented

2023-07-24 19:08:41 +02:00

System Information
Operating system: Linux-6.4.5-1-MANJARO-x86_64-with-glibc2.37 64 Bits, X11 UI
Graphics card: Mesa Intel(R) HD Graphics 4600 (HSW GT2) Intel 4.6 (Core Profile) Mesa 23.1.4

Blender Version
Broken: version: 4.0.0 Alpha, branch: main, commit date: 2023-07-15 18:34, hash: a1a08610b60f
Worked: version: 4.0.0 Alpha, branch: main, commit date: 2023-07-08 00:27, hash: 3f90bb6a48d2

Short description of error
All freezes (user interface and cycles) after start cycles render. I launched Blender with --debug-all option and got last few lines of logs:

....
[SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBCube (0x7f1a4425f238)
[SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBCamera (0x7f1a44121838)
[SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBPoint (0x7f1a44122a38)
[SCScene :: View Layer]: BKE_object_eval_eval_base_flags on OBPlane (0x7f1a4425e038)
[SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBPlane (0x7f1a4425e038)
Depsgraph updated in 0.000654 seconds.
Depsgraph evaluation FPS: 0.031325
UI_menutype_draw: opening menu "TOPBAR_MT_editor_menus"
UI_menutype_draw: opening menu "TIME_MT_editor_menus"
UI_menutype_draw: opening menu "IMAGE_MT_editor_menus"
I0724 19:57:16.830058 64085 path_trace.cpp:409] Rendered 1 samples in 0.430834 seconds (0.430834 seconds per sample), occupancy: 1
I0724 19:57:17.698403 64085 path_trace.cpp:409] Rendered 2 samples in 0.847786 seconds (0.423893 seconds per sample), occupancy: 1
I0724 19:57:18.553540 64085 path_trace.cpp:409] Rendered 2 samples in 0.848257 seconds (0.424129 seconds per sample), occupancy: 1
I0724 19:57:19.439141 64085 path_trace.cpp:409] Rendered 2 samples in 0.880284 seconds (0.440142 seconds per sample), occupancy: 1
I0724 19:57:20.293622 64085 path_trace.cpp:409] Rendered 2 samples in 0.849168 seconds (0.424584 seconds per sample), occupancy: 1
I0724 19:57:20.763325 64085 path_trace.cpp:409] Rendered 1 samples in 0.464353 seconds (0.464353 seconds per sample), occupancy: 1
Terminated

Exact steps for others to reproduce the error

Open attached file.
Go to Rendering layout and start render.

**System Information** Operating system: Linux-6.4.5-1-MANJARO-x86_64-with-glibc2.37 64 Bits, X11 UI Graphics card: Mesa Intel(R) HD Graphics 4600 (HSW GT2) Intel 4.6 (Core Profile) Mesa 23.1.4 **Blender Version** Broken: version: 4.0.0 Alpha, branch: main, commit date: 2023-07-15 18:34, hash: `a1a08610b60f` Worked: version: 4.0.0 Alpha, branch: main, commit date: 2023-07-08 00:27, hash: `3f90bb6a48d2` **Short description of error** All freezes (user interface and cycles) after start cycles render. I launched Blender with `--debug-all` option and got last few lines of logs: ``` .... [SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBCube (0x7f1a4425f238) [SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBCamera (0x7f1a44121838) [SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBPoint (0x7f1a44122a38) [SCScene :: View Layer]: BKE_object_eval_eval_base_flags on OBPlane (0x7f1a4425e038) [SCScene :: View Layer]: deg_evaluate_object_node_visibility on OBPlane (0x7f1a4425e038) Depsgraph updated in 0.000654 seconds. Depsgraph evaluation FPS: 0.031325 UI_menutype_draw: opening menu "TOPBAR_MT_editor_menus" UI_menutype_draw: opening menu "TIME_MT_editor_menus" UI_menutype_draw: opening menu "IMAGE_MT_editor_menus" I0724 19:57:16.830058 64085 path_trace.cpp:409] Rendered 1 samples in 0.430834 seconds (0.430834 seconds per sample), occupancy: 1 I0724 19:57:17.698403 64085 path_trace.cpp:409] Rendered 2 samples in 0.847786 seconds (0.423893 seconds per sample), occupancy: 1 I0724 19:57:18.553540 64085 path_trace.cpp:409] Rendered 2 samples in 0.848257 seconds (0.424129 seconds per sample), occupancy: 1 I0724 19:57:19.439141 64085 path_trace.cpp:409] Rendered 2 samples in 0.880284 seconds (0.440142 seconds per sample), occupancy: 1 I0724 19:57:20.293622 64085 path_trace.cpp:409] Rendered 2 samples in 0.849168 seconds (0.424584 seconds per sample), occupancy: 1 I0724 19:57:20.763325 64085 path_trace.cpp:409] Rendered 1 samples in 0.464353 seconds (0.464353 seconds per sample), occupancy: 1 Terminated ``` **Exact steps for others to reproduce the error** 1. Open attached file. 2. Go to Rendering layout and start render.

untitled.blend

1.2 MiB

Vladimir added the

labels 2023-07-24 19:08:42 +02:00

Iliya Katushenock changed title from ~~All freezes after start cycles render~~ to Regression: Dead lock on render start

2023-07-25 00:24:35 +02:00