Comment 3 for bug 1312462

The latter seems related to:

0x7ff363a22740 11:30:29.006 [opensc-pkcs11] pkcs15-lib.c:436:sc_pkcs15init_set_p15card: called
0x7ff363a22740 11:30:29.006 [opensc-pkcs11] pkcs15-lib.c:470:sc_pkcs15init_set_p15card: sc_pkcs15init_set_p15card() returns
0x7ff363a22740 11:30:29.006 [opensc-pkcs11] framework-pkcs15.c:2680:pkcs15_gen_keypair: Try on-card key pair generation
0x7ff363a22740 11:30:29.006 [opensc-pkcs11] pkcs15-lib.c:1271:sc_pkcs15init_generate_key: called
0x7ff363a22740 11:30:29.006 [opensc-pkcs11] pkcs15-lib.c:1993:check_keygen_params_consistency: returning with: -1408 (Not supported)
0x7ff363a22740 11:30:29.006 [opensc-pkcs11] pkcs15-lib.c:1274:sc_pkcs15init_generate_key: Invalid key size: -1408 (Not supported)
0x7ff363a22740 11:30:29.006 [opensc-pkcs11] framework-pkcs15.c:2693:pkcs15_gen_keypair: sc_pkcs15init_generate_key returned -1408
0x7ff363a22740 11:30:29.006 [opensc-pkcs11] misc.c:61:sc_to_cryptoki_error_common: libopensc return value: -1408 (Not supported)