Similar to CTR mode selecting CRYPTO_SEQIV, CBC mode requires echainiv and has to select CRYPTO_ECHAINIV in order to work properly. This solves the issues caused by a misconfiguration as described in [1]. [1] https://lists.strongswan.org/pipermail/users/2015-December/009074.html Signed-off-by: Thomas Egerer <hakke_007@xxxxxx> --- crypto/Kconfig | 1 + 1 file changed, 1 insertion(+)