Bug 436336

Summary: last lines on screen doesn't render correctly
Product: [Applications] konsole Reporter: Gabriel <descartavel1+kde>
Component: generalAssignee: Konsole Developer <konsole-devel>
Status: RESOLVED FIXED    
Severity: major CC: descartavel1, ninjalj
Priority: NOR    
Version First Reported In: 21.04.0   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: two top lines rendered on top of each other

Description Gabriel 2021-04-29 06:46:21 UTC
Created attachment 137996 [details]
two top lines rendered on top of each other

SUMMARY
last lines on screen  doesn't render correctly.

STEPS TO REPRODUCE
1. open console.
2. generate enough output to push lines all the way to the top


OBSERVED RESULT
last line and penultimate line gets mangled.

EXPECTED RESULT
last two lines rendered correctly.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 
Operating System: Arch Linux
KDE Plasma Version: 5.21.4
KDE Frameworks Version: 5.81.0
Qt Version: 5.15.2
Kernel Version: 5.11.16-arch1-1
OS Type: 64-bit
Graphics Platform: X11


ADDITIONAL INFORMATION
Changing profile doesn't help.
Removing emoji enabled fonts doesn't help.

see screenshot (using default profile)
Comment 1 Gabriel 2021-05-16 13:27:01 UTC
Still happens on 21.04.1
Comment 2 Gabriel Barros 2023-02-07 19:49:28 UTC
Not seeing this on 22.12.2 anymore.
Comment 3 ninjalj 2023-11-14 00:36:35 UTC
Marking as resolved. Not really sure what fixed it, but suspecting https://invent.kde.org/utilities/konsole/-/commit/66e19aaf4110ced12c2607d85f3dfcf49f268b8f , which got into v21.08.0