Wrong (non modified) key under Wayland when multiple events combined in single SYN_REPORT

Hans de Goede hdegoede at redhat.com
Tue Sep 13 09:36:18 UTC 2022


On 9/12/22 23:20, Peter wrote:
> Hi all,
> Op maandag 12 september 2022 om 15:14:09 +0200 schreef Juerd Waalboer <juerd at tnx.nl>:
>> Hans de Goede skribis 2022-09-12  7:16 (+0200):
>>> During a big hacker event in the Netherlands this summer (MCH) the logistics
>>> team used custom barcodes to keep track of inventory. These custom barcodes
>>> contain a # symbol.
>> In other barcodes, @ symbols. Quite possibly anything with shifted characters; I vaguely recall a mixed case (ascii) string where the uppercasing was on the wrong letter.
> Yes, that definitely also happened.
>>> Juerd, we did not discuss how you were running Wayland (which compositor),
>>> I guess you were using GNOME3 when you hit this ?
>> I'm not sure, as I only encountered the bug as an end user and suggested changing to X to work around it (which worked). I've added Peter Hazenberg to the CC list; he installed and maintained the computers, and is familiar with the bug. Peter, can you confirm that we were using GNOME 3 in both Wayland and X?
> Yes, we used gnome 3. It was mostly a boring default Fedora 36 Workstation installation.
> Good to hear Hans already reproduced the issue at the mentioned hackerspace, I assume with the exact same hardware

Yes I reproduced it on my own laptop inside a terminal under GNOME3. I suspect that it reproduces on any (VTE based?) terminal running under GNOME3 Wayland when using the right barcode-scanner model and scanning specific barcodes.


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