Falkon cant play any mp4 video or streaming platform (like youtube)

when playing any mp4 video or streaming platfrom video, falkon will stop rendering and get lot of error like

[5365:5425:0409/151511.432592:ERROR:../../../qtwebengine/src/3rdparty/chromium/gpu/command_buffer/service/shar
ed_image/shared_image_manager.cc:389\] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation
 from a non-existent mailbox. 
\[5365:5425:0409/151511.450895:ERROR:../../../qtwebengine/src/3rdparty/chromium/gpu/command_buffer/service/shar
ed_image/shared_image_manager.cc:389\] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation
 from a non-existent mailbox. 
\[5365:5425:0409/151511.467304:ERROR:../../../qtwebengine/src/3rdparty/chromium/gpu/command_buffer/service/shar
ed_image/shared_image_manager.cc:389\] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation
 from a non-existent mailbox. 
\[5365:5425:0409/151511.495952:ERROR:../../../qtwebengine/src/3rdparty/chromium/gpu/command_buffer/service/shar
ed_image/shared_image_manager.cc:389\] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation
 from a non-existent mailbox.

falkon version: falkon-25.12.3-2-x86_64

have tried to downgrade to falkon-25.12.3-1-x86_64 and falkon-25.12.2-1-x86_64, but not help for me, seems not falkon itself’s problem

system: archlinux
AMD Ryzen 7 8845HS w/ Radeon 780M Graphics