diff options
| author | Uros Bizjak <ubizjak@gmail.com> | 2024-03-25 12:01:09 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-03-25 12:17:01 +0100 |
| commit | b6540de9b5c867b4c8bc31225db181cc017d8cc7 (patch) | |
| tree | 976fd9f263be31a7dbf532530d160398eef35a19 | |
| parent | c567f2948f57bdc03ed03403ae0234085f376b7d (diff) | |
x86/percpu: Disable named address spaces for KCSAN
-fsanitize=thread (KCSAN) is at the moment incompatible
with named address spaces in a similar way as KASAN -
see GCC PR sanitizer/111736:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111736
The patch disables named address spaces with KCSAN.
Reported-by: kernel test robot <oliver.sang@intel.com>
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/20240325110128.615933-1-ubizjak@gmail.com
| -rw-r--r-- | arch/x86/Kconfig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 39886bab943a..4fff6ed46e90 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -2439,6 +2439,8 @@ config USE_X86_SEG_SUPPORT # with named address spaces - see GCC PR sanitizer/111736. # depends on !KASAN + # -fsanitize=thread (KCSAN) is also incompatible. + depends on !KCSAN config CC_HAS_SLS def_bool $(cc-option,-mharden-sls=all) |