To get new headers with CONFIG_STACKPROTECTOR_PER_TASK=y and a kernel-image which support this I must configure and build my own kernel-image?ģ. The Symbol CONFIG_STACKPROTECTOR_PER_TASK=y is not present in the header package raspberrypi-kernel-headers so the official kernel-image was compiled in an environment which didn't support the cc_options - see above?Ģ. configįine! Hmm, learned a lot of stuff but what are the next steps? Is it the correct track?Īssumptions and Questions (Please correct if I am wrong - first time I dive into kernel staff, thanks):ġ. Gcc version 8.3.0 (Debian 8.3.0-6) didn't support the required cc-option - upgrading to gcc version 10.2.0 (Debian 10.2.0-15) (testing) and new kernel config come back $ grep STACKPROTECTOR. How to get CC_HAVE_STACKPROTECTOR_SYSREG to y? configĭepends on: STACKPROTECTOR & CC_HAVE_STACKPROTECTOR_SYSREG ĭef_bool $(cc-option,-mstack-protector-guard=sysreg -mstack-protector-guard-reg=sp_el0 -mstack-protector-guard-offset=0) The symbol STACKPROTECTOR_PER_TASK is required but not present in the $ grep -r STACKPROTECTOR. Installation of the packages and Build of openzfs sources break withĮRROR: "_stack_chk_guard" undefined! I try to install ZFS on my Pi4 with RPiOS arm64 - Lite (beta)īuster: zfs-dkms/stable,stable 0.7.12-2+deb10u2 allīuster-backport: zfs-dkms (0.8.4-2~bpo10+1)Īnd try to build OpenZFS master and 2.0 - branch with gcc version 8.3.0 (Debian 8.3.0-6) I have an issue and hope that someone can give me a hint and that I am on the right track.
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