pinephone regular screen jams with two frames flipping them
pinephone regular screen jams with two frames flipping them.
bug is very difficult to replicate and it happens randomly. my guess is that external activity is required to make bug more likely, like network activity. i used mobile data. i ran downloading script to display parallel mess in phosh console. screen needs to be active. it's recommended that console zoom is 50%.
screen should not jam. but screen jams with two frames.
```
linux-image-5.15-sunxi64 : 5.15.50+sunxi64-2
mesa-va-drivers : 22.2.0~rc3-1
mesa-vdpau-drivers : 22.2.0~rc3-1
phosh : 0.20.0-1
phoc : 0.21.0+ds1-2
```
bug is difficult to reproduce. but i tried following script. this script makes parallel downloads and therefore makes a mess in a console.
```
#!/bin/bash
for repa in `seq 1 9`
do for repb in `seq 1 9`
do wget http://website-for-1M-file.site:442/file${repa}${repb}.dd &
done
done
wait
rm file*
```
```
# source
deb http://repo.mobian.org/ bookworm main non-free
```
using https://images.mobian-project.org and updating for some weeks.
bug occurs in pinephone regular in almost o.s.'s with phosh. now it happens in mobian as well. i think there might be two bugs whose results are same, flipping frames. however bugs might be related to each other though.
some logs:
```
[ 120.408674] [drm:lima_sched_timedout_job] *ERROR* lima job timeout
[ 120.418670] lima 1c40000.gpu: fail to save task state from phoc pid 659: error task list is full
[ 120.429253] lima 1c40000.gpu: gp task error int_state=0 status=0
```
at this point, any advice how to log and/or debug this would be helpful?
https://gitlab.com/postmarketOS/pmaports/-/issues/805
i have mobian version of this video but this video describes flipping frames enough.
https://barrelmem.s3.eu-north-1.amazonaws.com/VID_20220723_232537.mp4
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