/usr/src/linux-headers-4.4.0-137/drivers/crypto/ is in linux-headers-4.4.0-137 4.4.0-137.163.
This file is owned by root:root, with mode 0o755.
..
/usr/src/linux-headers-4.4.0-137/drivers/crypto/Kconfig
/usr/src/linux-headers-4.4.0-137/drivers/crypto/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/amcc/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/amcc/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/caam/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/caam/Kconfig
/usr/src/linux-headers-4.4.0-137/drivers/crypto/caam/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ccp/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ccp/Kconfig
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ccp/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/marvell/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/marvell/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/nx/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/nx/Kconfig
/usr/src/linux-headers-4.4.0-137/drivers/crypto/nx/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/Kconfig
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/qat_common/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/qat_common/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/qat_dh895xcc/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/qat_dh895xcc/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/qat_dh895xccvf/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qat/qat_dh895xccvf/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qce/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/qce/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/sunxi-ss/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/sunxi-ss/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ux500/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ux500/Kconfig
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ux500/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ux500/cryp/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ux500/cryp/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ux500/hash/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/ux500/hash/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/vmx/
/usr/src/linux-headers-4.4.0-137/drivers/crypto/vmx/Kconfig
/usr/src/linux-headers-4.4.0-137/drivers/crypto/vmx/Makefile
/usr/src/linux-headers-4.4.0-137/drivers/crypto/vmx/aesp8-ppc.pl
/usr/src/linux-headers-4.4.0-137/drivers/crypto/vmx/ghashp8-ppc.pl
/usr/src/linux-headers-4.4.0-137/drivers/crypto/vmx/ppc-xlate.pl