Hello Peter, I am happy with this going in, but we should also enable this in user space, too. I will take care of this and post a patch soon. I don’t think all fits into one update, so I believe we should release this and follow up with the user space whenever suitable. Best, -Michael Reviewed-by: Michael Tremer > On 9 Jul 2023, at 15:55, Peter Müller wrote: > > This became upstream default (see > https://www.phoronix.com/news/Linux-IBT-By-Default-Tip for IT news media > coverage), and given its security-relevance, we should adopt this > setting as well. > > Signed-off-by: Peter Müller > --- > config/kernel/kernel.config.x86_64-ipfire | 2 +- > config/rootfiles/common/x86_64/linux | 1 + > 2 files changed, 2 insertions(+), 1 deletion(-) > > diff --git a/config/kernel/kernel.config.x86_64-ipfire b/config/kernel/kernel.config.x86_64-ipfire > index 6c880ca8a..d70a19656 100644 > --- a/config/kernel/kernel.config.x86_64-ipfire > +++ b/config/kernel/kernel.config.x86_64-ipfire > @@ -431,7 +431,7 @@ CONFIG_X86_PAT=y > CONFIG_ARCH_USES_PG_UNCACHED=y > CONFIG_X86_UMIP=y > CONFIG_CC_HAS_IBT=y > -# CONFIG_X86_KERNEL_IBT is not set > +CONFIG_X86_KERNEL_IBT=y > CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS=y > CONFIG_X86_INTEL_TSX_MODE_OFF=y > # CONFIG_X86_INTEL_TSX_MODE_ON is not set > diff --git a/config/rootfiles/common/x86_64/linux b/config/rootfiles/common/x86_64/linux > index fb4ea3a6f..6d00654af 100644 > --- a/config/rootfiles/common/x86_64/linux > +++ b/config/rootfiles/common/x86_64/linux > @@ -11318,6 +11318,7 @@ etc/modprobe.d/ipv6.conf > #lib/modules/KVER-ipfire/build/include/config/X86_INTERNODE_CACHE_SHIFT > #lib/modules/KVER-ipfire/build/include/config/X86_IOPL_IOPERM > #lib/modules/KVER-ipfire/build/include/config/X86_IO_APIC > +#lib/modules/KVER-ipfire/build/include/config/X86_KERNEL_IBT > #lib/modules/KVER-ipfire/build/include/config/X86_L1_CACHE_SHIFT > #lib/modules/KVER-ipfire/build/include/config/X86_LOCAL_APIC > #lib/modules/KVER-ipfire/build/include/config/X86_MCE > -- > 2.35.3