Segfault running "lpac chip"

[erebion]

Segfault:

root@sargo:~# LIBEUICC_DEBUG_APDU=true LPAC_APDU_QMI_UIM_SLOT=2 LPAC_APDU=qmi_qrtr /usr/bin/lpac chip
error: open logical channel operation failed: QMI protocol error (94): 'NotSupported'
{"type":"lpa","payload":{"code":-1,"message":"euicc_init","data":""}}
Cleaning up leaked APDU channel 1662901524
Segmentation fault         sudo LIBEUICC_DEBUG_APDU=true LPAC_APDU_QMI_UIM_SLOT=2 LPAC_APDU=qmi_qrtr /usr/bin/lpac chip
root@sargo:~#

It only segfaults sometimes, not on every try! It happens almost every try, but not 100 %.

Device: Google Pixel 3a
OS: Mobian (Debian Testing)