It looks like ARM64 in Trusty does not have the Function Tracer support: phlin@tangerine:~/ubuntu-trusty$ git grep "ifdef CONFIG_FUNCTION_TRACER" Makefile:ifdef CONFIG_FUNCTION_TRACER arch/arm/include/asm/ftrace.h:#ifdef CONFIG_FUNCTION_TRACER arch/arm/kernel/Makefile:ifdef CONFIG_FUNCTION_TRACER arch/arm/kernel/armksyms.c:#ifdef CONFIG_FUNCTION_TRACER arch/arm/kernel/entry-common.S:#ifdef CONFIG_FUNCTION_TRACER arch/blackfin/kernel/bfin_ksyms.c:#ifdef CONFIG_FUNCTION_TRACER arch/ia64/include/asm/ftrace.h:#ifdef CONFIG_FUNCTION_TRACER arch/ia64/kernel/entry.S:#ifdef CONFIG_FUNCTION_TRACER arch/ia64/kernel/ia64_ksyms.c:#ifdef CONFIG_FUNCTION_TRACER arch/metag/include/asm/ftrace.h:#ifdef CONFIG_FUNCTION_TRACER ...
phlin@tangerine:~/ubuntu-trusty/arch/arm64$ grep -r HAVE_FUNCTION_TRACER * phlin@tangerine:~/ubuntu-trusty/arch/arm64$ I will just disable the test for Trusty ARM64. ** Summary changed: - Please enable the config for ftrace on T-ARM64 + Please enable the config for ftrace on T-ARM64 (ubuntu_ftrace_smoke_test failed) ** Changed in: linux (Ubuntu) Status: Confirmed => Fix Released ** Changed in: linux (Ubuntu Trusty) Status: Confirmed => Won't Fix ** Changed in: ubuntu-kernel-tests Status: New => In Progress ** Changed in: ubuntu-kernel-tests Assignee: (unassigned) => Po-Hsu Lin (cypressyew) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1820988 Title: Please enable the config for ftrace on T-ARM64 (ubuntu_ftrace_smoke_test failed) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1820988/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs