Hmmm...
It seems the pcscd unit is running, but it is also spamming some kind of error
into the system logs. Very interesting. I'll have to dig at the error message a
bit more, but that looks like a solid potential lead.
$ systemctl status pcscd
● pcscd.service - PC/SC Smart Card Daemon
Loaded: loaded (/usr/lib/systemd/system/pcscd.service; indirect; preset:
enabled)
Active: active (running) since Tue 2025-09-16 23:38:30 MDT; 22h ago
Invocation: 33a96b1ea7c84ffaa73e794aee06f808
TriggeredBy: ● pcscd.socket
Docs: man:pcscd(8)
Main PID: 5028 (pcscd)
Tasks: 10 (limit: 74802)
Memory: 3.8M (peak: 5.2M)
CPU: 938ms
CGroup: /system.slice/pcscd.service
└─5028 /usr/sbin/pcscd --foreground --auto-exit
Sep 17 22:12:59 <hostname> pcscd[5028]: 00000002
../src/winscard_svc.c:408:ContextThread() Server protocol is 4:5
Sep 17 22:13:05 <hostname> pcscd[5028]: 06651108
../src/winscard_svc.c:404:ContextThread() Communication protocol mismatch!
Sep 17 22:13:05 <hostname> pcscd[5028]: 00000008
../src/winscard_svc.c:406:ContextThread() Client protocol is 4:4
Sep 17 22:13:05 <hostname> pcscd[5028]: 00000002
../src/winscard_svc.c:408:ContextThread() Server protocol is 4:5
Sep 17 22:15:53 <hostname> pcscd[5028]: 99999999
../src/winscard_svc.c:404:ContextThread() Communication protocol mismatch!
Sep 17 22:15:53 <hostname> pcscd[5028]: 00000008
../src/winscard_svc.c:406:ContextThread() Client protocol is 4:4
Sep 17 22:15:53 <hostname> pcscd[5028]: 00000002
../src/winscard_svc.c:408:ContextThread() Server protocol is 4:5
Sep 17 22:16:00 <hostname> pcscd[5028]: 07766588
../src/winscard_svc.c:404:ContextThread() Communication protocol mismatch!
Sep 17 22:16:00 <hostname> pcscd[5028]: 00000009
../src/winscard_svc.c:406:ContextThread() Client protocol is 4:4
Sep 17 22:16:00 <hostname> pcscd[5028]: 00000003
../src/winscard_svc.c:408:ContextThread() Server protocol is 4:5
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https://bugs.launchpad.net/bugs/2089141
Title:
Opensc smart cards do not work in the snapped browsers
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