I'm getting burst "VOP vblank IRQ stuck for 10 ms" error messages in dmesg and wondering what it means and if anything to improve/fix. I'm using Nanopi m4 

 

$ uname -a
Linux nanopim4 5.10.21-rockchip64 #21.02.3 SMP PREEMPT Mon Mar 8 01:05:08 UTC 2021 aarch64 aarch64 aarch64 GNU/Linux

 

kern  :err   : [Sat Mar 13 22:20:13 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:04 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:04 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:06 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:06 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:09 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:11 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:12 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:12 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:18 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms
kern  :err   : [Sat Mar 13 22:21:21 2021] rockchip-vop ff8f0000.vop: [drm:vop_crtc_atomic_flush [rockchipdrm]] *ERROR* VOP vblank IRQ stuck for 10 ms

 

Your issue report is invalid for one or multiple reasons (non-exhaustive enumeration):

 

• it has been stated at the wrong place
• it lacks fundamental requested data
• it could have been easily solved by a quick search and/or reading documentation
• unsupported userspace/image/SBC

 

Since you refused to use the bug reporting form carefully and follow the information there as you have been asked for we have no intention to further investigate.

Please add missing information if applicable.

 

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