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| author | Peter Zijlstra <peterz@infradead.org> | 2019-04-03 10:40:16 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-04-03 12:02:24 +0300 |
| commit | d08965a27e84ca090b504844d50c24fc98587b11 (patch) | |
| tree | c89c3883246d70a6e9ef5bc16200c763c8dc0071 /arch | |
| parent | 57b78a62e7f23c4686fe54091cdc3d12e60d6513 (diff) | |
| download | linux-d08965a27e84ca090b504844d50c24fc98587b11.tar.xz | |
x86/uaccess, ubsan: Fix UBSAN vs. SMAP
UBSAN can insert extra code in random locations; including AC=1
sections. Typically this code is not safe and needs wrapping.
So far, only __ubsan_handle_type_mismatch* have been observed in AC=1
sections and therefore only those are annotated.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch')
0 files changed, 0 insertions, 0 deletions