Messages in this thread Patch in this message | | | Date | Thu, 12 Jan 2023 15:18:38 -0000 | From | "tip-bot2 for Mathieu Desnoyers" <> | Subject | [tip: sched/core] rseq: Increase AT_VECTOR_SIZE_BASE to match rseq auxvec entries |
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The following commit has been merged into the sched/core branch of tip:
Commit-ID: 28c8e088427ad30b4260953f3b6f908972b77c2d Gitweb: https://git.kernel.org/tip/28c8e088427ad30b4260953f3b6f908972b77c2d Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> AuthorDate: Wed, 04 Jan 2023 14:20:54 -05:00 Committer: Peter Zijlstra <peterz@infradead.org> CommitterDate: Thu, 12 Jan 2023 11:22:22 +01:00
rseq: Increase AT_VECTOR_SIZE_BASE to match rseq auxvec entries
Two new auxiliary vector entries are introduced for rseq without matching increment of the AT_VECTOR_SIZE_BASE, which causes failures with CONFIG_HARDENED_USERCOPY=y.
Fixes: 317c8194e6ae ("rseq: Introduce feature size and alignment ELF auxiliary vector entries") Reported-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Tested-by: Nathan Chancellor <nathan@kernel.org> Link: https://lore.kernel.org/r/20230104192054.34046-1-mathieu.desnoyers@efficios.com --- include/linux/auxvec.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/auxvec.h b/include/linux/auxvec.h index f68d0ec..407f700 100644 --- a/include/linux/auxvec.h +++ b/include/linux/auxvec.h @@ -4,6 +4,6 @@ #include <uapi/linux/auxvec.h> -#define AT_VECTOR_SIZE_BASE 20 /* NEW_AUX_ENT entries in auxiliary table */ +#define AT_VECTOR_SIZE_BASE 22 /* NEW_AUX_ENT entries in auxiliary table */ /* number of "#define AT_.*" above, minus {AT_NULL, AT_IGNORE, AT_NOTELF} */ #endif /* _LINUX_AUXVEC_H */
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