[Pcsclite-muscle] pcscd reports LIBUSB_ERROR_TIMEOUT when recovery from suspend or at bootup with HID OMNIKEY 5427 CK

[Ludovic Rousseau]

Le ven. 8 mai 2026 à 12:24, AlanCui4080 <me at alancui.cc> a écrit :
> Hi,

Hello,

> The pcscd reported LIBUSB_ERROR_TIMEOUT with HID OMNIKEY 5427 CK.
> However, after I mannualy restart the pcscd, it works well. This situation
> usually happend at the system bootup or recovery from suspend.
>
> Here is the logs
>
> Apr 04 22:11:44 AlanArchDesktop systemd[1]: Started PC/SC Smart Card Daemon.
> Apr 04 22:12:51 AlanArchDesktop systemd[1]: pcscd.service: Deactivated successfully.
> Apr 04 22:16:10 AlanArchDesktop systemd[1]: Started PC/SC Smart Card Daemon.
> Apr 04 22:16:13 AlanArchDesktop pcscd[8001]: 00000000 ../ccid-1.7.1/src/ccid_usb.c:1131:ReadUSB() read failed (3/6): LIBUSB_ERROR_TIMEOUT
> Apr 04 22:16:13 AlanArchDesktop pcscd[8001]: 00100148 ../ccid-1.7.1/src/ccid_usb.c:1131:ReadUSB() read failed (3/6): LIBUSB_ERROR_TIMEOUT
> Apr 04 22:16:14 AlanArchDesktop pcscd[8001]: 00100152 ../ccid-1.7.1/src/ccid_usb.c:1131:ReadUSB() read failed (3/6): LIBUSB_ERROR_TIMEOUT
> Apr 04 22:16:14 AlanArchDesktop pcscd[8001]: 00000009 ../ccid-1.7.1/src/ifdhandler.c:181:CreateChannelByNameOrChannel() failed
> Apr 04 22:16:14 AlanArchDesktop pcscd[8001]: 00000096 ../PCSC/src/readerfactory.c:1144:RFInitializeReader() Open Port 0x200000 Failed (usb:076b/5427:libudev:0:/dev/bus/usb/003/006)
> Apr 04 22:16:14 AlanArchDesktop pcscd[8001]: 00000004 ../PCSC/src/readerfactory.c:371:RFAddReader() HID OMNIKEY 5427 CK (010100534B4D32373719653708185730) init failed.
> Apr 04 22:16:14 AlanArchDesktop pcscd[8001]: 00000084 ../PCSC/src/hotplug_libudev.c:527:HPAddDevice() Failed adding USB device: HID OMNIKEY 5427 CK
> Apr 04 22:18:30 AlanArchDesktop systemd[1]: pcscd.service: Deactivated successfully.
> Apr 04 22:21:34 AlanArchDesktop systemd[1]: Started PC/SC Smart Card Daemon.
>
> Thanks for any help,

The reader initialisation sequence failed.
It looks like the reader does not answer to the first 3 test commands.

Have you also tried to unplug & replug the USB reader?

Bye

-- 
 Dr. Ludovic Rousseau