Using Sculpt mode 'Multires displacement Smear' tool and Dyntopo crashes blender. #97457

New Issue

dupoxy · 2022-04-19T20:15:19+02:00

dupoxy commented

2022-04-19 20:15:19 +02:00

System Information
Operating system: macOS-10.15.7-x86_64-i386-64bit 64 Bits
Graphics card: NVIDIA GeForce GTX 680MX OpenGL Engine NVIDIA Corporation 4.1 NVIDIA-14.0.32 355.11.11.10.10.143

Blender Version
Broken: version: 3.2.0 Alpha, branch: master, commit date: 2022-04-19 14:50, hash: 56cfd60d43
Worked: (newest version of Blender that worked as expected)

Short description of error
Using Sculpt mode 'Multires displacement Smear' tool and Dyntopo crashes blender.

Exact steps for others to reproduce the error
Open
TXXXX.blend

use Sculpt mode Multires displacement Smear tool
activate Dyntopo

use Sculpt mode Multires displacement Smear tool

Crash

Video:
0001-0852.mp4

blender.crash.txt:

# Blender 3.2.0, Commit date: 2022-04-19 14:50, Hash 56cfd60d432b
bpy.context.area.ui_type = 'VIEW_3D'  # Property
bpy.context.area.ui_type = 'VIEW_3D'  # Property
bpy.ops.sculpt.sculptmode_toggle()  # Operator
bpy.context.space_data.show_region_tool_header = True  # Property
bpy.ops.sculpt.dynamic_topology_toggle()  # Operator

# backtrace
0   Blender                             0x000000011548e367 BLI_system_backtrace + 55
1   Blender                             0x000000010b027808 sig_handle_crash + 392
2   libsystem_platform.dylib            0x00007fff6aa9c5fd _sigtramp + 29
3   ???                                 0x00007fe5c50e8e70 0x0 + 140624830303856
4   Blender                             0x000000010c1b53ac SCULPT_do_displacement_smear_brush + 268
5   Blender                             0x000000010c1a400b do_brush_action + 4683
6   Blender                             0x000000010c1a4deb do_tiled + 443
7   Blender                             0x000000010c1a2974 do_symmetrical_brush_actions + 1700
8   Blender                             0x000000010c1a1d31 sculpt_stroke_update_step + 5089
9   Blender                             0x000000010c186f3e paint_brush_stroke_add_step + 2590
10  Blender                             0x000000010c1858dd paint_stroke_modal + 5981
11  Blender                             0x000000010c19f231 sculpt_brush_stroke_invoke + 177
12  Blender                             0x000000010b68a97b wm_operator_invoke + 555
13  Blender                             0x000000010b68c308 wm_handler_operator_call + 648
14  Blender                             0x000000010b68b6ef wm_handlers_do_intern + 2047
15  Blender                             0x000000010b6866f0 wm_handlers_do + 48
16  Blender                             0x000000010b685f11 wm_event_do_handlers + 3489
17  Blender                             0x000000010b67d4c0 WM_main + 32
18  Blender                             0x000000010b023fa6 main + 902
19  libdyld.dylib                       0x00007fff6a89fcc9 start + 1

# Python backtrace

**System Information** Operating system: macOS-10.15.7-x86_64-i386-64bit 64 Bits Graphics card: NVIDIA GeForce GTX 680MX OpenGL Engine NVIDIA Corporation 4.1 NVIDIA-14.0.32 355.11.11.10.10.143 **Blender Version** Broken: version: 3.2.0 Alpha, branch: master, commit date: 2022-04-19 14:50, hash: `56cfd60d43` Worked: (newest version of Blender that worked as expected) **Short description of error** Using Sculpt mode 'Multires displacement Smear' tool and Dyntopo crashes blender. **Exact steps for others to reproduce the error** Open [TXXXX.blend](https://archive.blender.org/developer/F13010831/TXXXX.blend) - use Sculpt mode Multires displacement Smear tool - activate Dyntopo # use Sculpt mode Multires displacement Smear tool Crash Video: [0001-0852.mp4](https://archive.blender.org/developer/F13010858/0001-0852.mp4) blender.crash.txt: ``` # Blender 3.2.0, Commit date: 2022-04-19 14:50, Hash 56cfd60d432b bpy.context.area.ui_type = 'VIEW_3D' # Property bpy.context.area.ui_type = 'VIEW_3D' # Property bpy.ops.sculpt.sculptmode_toggle() # Operator bpy.context.space_data.show_region_tool_header = True # Property bpy.ops.sculpt.dynamic_topology_toggle() # Operator # backtrace 0 Blender 0x000000011548e367 BLI_system_backtrace + 55 1 Blender 0x000000010b027808 sig_handle_crash + 392 2 libsystem_platform.dylib 0x00007fff6aa9c5fd _sigtramp + 29 3 ??? 0x00007fe5c50e8e70 0x0 + 140624830303856 4 Blender 0x000000010c1b53ac SCULPT_do_displacement_smear_brush + 268 5 Blender 0x000000010c1a400b do_brush_action + 4683 6 Blender 0x000000010c1a4deb do_tiled + 443 7 Blender 0x000000010c1a2974 do_symmetrical_brush_actions + 1700 8 Blender 0x000000010c1a1d31 sculpt_stroke_update_step + 5089 9 Blender 0x000000010c186f3e paint_brush_stroke_add_step + 2590 10 Blender 0x000000010c1858dd paint_stroke_modal + 5981 11 Blender 0x000000010c19f231 sculpt_brush_stroke_invoke + 177 12 Blender 0x000000010b68a97b wm_operator_invoke + 555 13 Blender 0x000000010b68c308 wm_handler_operator_call + 648 14 Blender 0x000000010b68b6ef wm_handlers_do_intern + 2047 15 Blender 0x000000010b6866f0 wm_handlers_do + 48 16 Blender 0x000000010b685f11 wm_event_do_handlers + 3489 17 Blender 0x000000010b67d4c0 WM_main + 32 18 Blender 0x000000010b023fa6 main + 902 19 libdyld.dylib 0x00007fff6a89fcc9 start + 1 # Python backtrace ```

dupoxy commented

2022-04-19 20:15:19 +02:00

Added subscriber: @dupoxy