Regression: Crash when recursively nesting NLA meta strips #98700

New Issue

RedMser · 2022-06-08T23:37:41+02:00

RedMser commented

2022-06-08 23:37:41 +02:00

System Information
Operating system: Windows-10-10.0.19044-SP0 64 Bits
Graphics card: NVIDIA GeForce RTX 2080/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 497.09

Blender Version
Broken: version 3.2.0 stable, version: 3.3.0 Alpha, branch: master, commit date: 2022-06-07 18:08, hash: 173a15bcda
Worked: 2.93.9 (I don't have other versions available to test right now)
Crash caused by 63cf0d0890

Short description of error
When creating a meta strip in NLA, which contains another meta strip, Blender crashes.

Exact steps for others to reproduce the error
From this file:
bug_recursivemetanlacrash.blend
Combine the first two strips into a meta (ctrl+G), then combine the resulting meta with the third strip (ctrl+G) and observe a crash.

Error   : EXCEPTION_ACCESS_VIOLATION
Address : 0x00007FF707E62A24
Module  : blender.exe
Thread  : 00003218

**System Information** Operating system: Windows-10-10.0.19044-SP0 64 Bits Graphics card: NVIDIA GeForce RTX 2080/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 497.09 **Blender Version** Broken: version 3.2.0 stable, version: 3.3.0 Alpha, branch: master, commit date: 2022-06-07 18:08, hash: `173a15bcda` Worked: 2.93.9 (I don't have other versions available to test right now) Crash caused by 63cf0d0890 **Short description of error** When creating a meta strip in NLA, which contains another meta strip, Blender crashes. **Exact steps for others to reproduce the error** From this file: [bug_recursivemetanlacrash.blend](https://archive.blender.org/developer/F13140614/bug_recursivemetanlacrash.blend) Combine the first two strips into a meta (ctrl+G), then combine the resulting meta with the third strip (ctrl+G) and observe a crash. ``` Error : EXCEPTION_ACCESS_VIOLATION Address : 0x00007FF707E62A24 Module : blender.exe Thread : 00003218 ```

RedMser commented

2022-06-08 23:37:41 +02:00

Added subscriber: @RedMser

blender-admin commented

2022-06-08 23:37:41 +02:00

#100288 was marked as duplicate of this issue

blender-admin commented

2022-06-08 23:37:41 +02:00

#98795 was marked as duplicate of this issue

Pratik Borhade commented

2022-06-09 06:54:45 +02:00

Added subscriber: @PratikPB2123

Pratik Borhade commented

2022-06-09 06:54:45 +02:00

Changed status from 'Needs Triage' to: 'Confirmed'

Pratik Borhade commented

2022-06-09 06:54:45 +02:00

Thanks for the report. I'm able to repro crash.
Checking...

blender.exe         :0x00007FF7BFD93510  update_active_strip_from_listbase C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\nla.c:263
blender.exe         :0x00007FF7BFD93510  update_active_strip_from_listbase C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\nla.c:263
blender.exe         :0x00007FF7BFD908B0  BKE_nla_tracks_copy_from_adt C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\nla.c:314
blender.exe         :0x00007FF7BFCA8810  BKE_animdata_copy C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\anim_data.c:316
blender.exe         :0x00007FF7BFC65470  BKE_libblock_copy_ex C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\lib_id.c:1263
blender.exe         :0x00007FF7BFC64310  BKE_id_copy_ex C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\lib_id.c:629
blender.exe         :0x00007FF7C002A3B0  blender::deg::`anonymous namespace'::deg_expand_copy_on_write_datablock C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval_copy_on_write.cc:827
blender.exe         :0x00007FF7C002A880  blender::deg::deg_update_copy_on_write_datablock C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval_copy_on_write.cc:903
blender.exe         :0x00007FF7C002A350  blender::deg::deg_evaluate_copy_on_write C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval_copy_on_write.cc:1038
blender.exe         :0x00007FF7C003A1F0  blender::deg::`anonymous namespace'::evaluate_node C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval.cc:104
blender.exe         :0x00007FF7C003A1A0  blender::deg::`anonymous namespace'::deg_task_run_func C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval.cc:116
blender.exe         :0x00007FF7C0BCE8A0  BLI_task_pool_work_and_wait C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenlib\intern\task_pool.cc:486
blender.exe         :0x00007FF7C0039D20  blender::deg::deg_evaluate_on_refresh C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval.cc:378
blender.exe         :0x00007FF7BFC6B2A0  scene_graph_update_tagged C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\scene.cc:2597
blender.exe         :0x00007FF7BFBB4450  wm_event_do_notifiers C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\windowmanager\intern\wm_event_system.cc:646
blender.exe         :0x00007FF7BFB99A90  WM_main C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\windowmanager\intern\wm.c:629
blender.exe         :0x00007FF7BFB95210  main C:\Users\Pratik\Desktop\BlenderOSP\blender\source\creator\creator.c:552
blender.exe         :0x00007FF7C0CE3114  __scrt_common_main_seh d:\a01\_work\12\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288
KERNEL32.DLL        :0x00007FFCB55B7020  BaseThreadInitThunk
ntdll.dll           :0x00007FFCB6862630  RtlUserThreadStart

Thanks for the report. I'm able to repro crash. Checking... ```lines=10 blender.exe :0x00007FF7BFD93510 update_active_strip_from_listbase C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\nla.c:263 blender.exe :0x00007FF7BFD93510 update_active_strip_from_listbase C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\nla.c:263 blender.exe :0x00007FF7BFD908B0 BKE_nla_tracks_copy_from_adt C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\nla.c:314 blender.exe :0x00007FF7BFCA8810 BKE_animdata_copy C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\anim_data.c:316 blender.exe :0x00007FF7BFC65470 BKE_libblock_copy_ex C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\lib_id.c:1263 blender.exe :0x00007FF7BFC64310 BKE_id_copy_ex C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\lib_id.c:629 blender.exe :0x00007FF7C002A3B0 blender::deg::`anonymous namespace'::deg_expand_copy_on_write_datablock C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval_copy_on_write.cc:827 blender.exe :0x00007FF7C002A880 blender::deg::deg_update_copy_on_write_datablock C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval_copy_on_write.cc:903 blender.exe :0x00007FF7C002A350 blender::deg::deg_evaluate_copy_on_write C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval_copy_on_write.cc:1038 blender.exe :0x00007FF7C003A1F0 blender::deg::`anonymous namespace'::evaluate_node C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval.cc:104 blender.exe :0x00007FF7C003A1A0 blender::deg::`anonymous namespace'::deg_task_run_func C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval.cc:116 blender.exe :0x00007FF7C0BCE8A0 BLI_task_pool_work_and_wait C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenlib\intern\task_pool.cc:486 blender.exe :0x00007FF7C0039D20 blender::deg::deg_evaluate_on_refresh C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\depsgraph\intern\eval\deg_eval.cc:378 blender.exe :0x00007FF7BFC6B2A0 scene_graph_update_tagged C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\blenkernel\intern\scene.cc:2597 blender.exe :0x00007FF7BFBB4450 wm_event_do_notifiers C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\windowmanager\intern\wm_event_system.cc:646 blender.exe :0x00007FF7BFB99A90 WM_main C:\Users\Pratik\Desktop\BlenderOSP\blender\source\blender\windowmanager\intern\wm.c:629 blender.exe :0x00007FF7BFB95210 main C:\Users\Pratik\Desktop\BlenderOSP\blender\source\creator\creator.c:552 blender.exe :0x00007FF7C0CE3114 __scrt_common_main_seh d:\a01\_work\12\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288 KERNEL32.DLL :0x00007FFCB55B7020 BaseThreadInitThunk ntdll.dll :0x00007FFCB6862630 RtlUserThreadStart ```

Pratik Borhade commented

2022-06-09 09:34:32 +02:00

Added subscriber: @dr.sybren

Pratik Borhade commented

2022-06-09 09:34:32 +02:00

Introduced in 63cf0d0890
@dr.sybren ^

Introduced in 63cf0d0890 @dr.sybren ^

Pratik Borhade changed title from ~~Crash when recursively nesting NLA meta strips~~ to Regression: Crash when recursively nesting NLA meta strips

2022-06-09 09:35:12 +02:00

Sybren A. Stüvel commented

2022-06-14 16:18:36 +02:00

Added subscribers: @georgK, @KevinCurry_Unity