From: Helge Deller Date: Sun, 26 Jun 2022 09:50:43 +0000 (+0200) Subject: parisc: Enable ARCH_HAS_STRICT_MODULE_RWX X-Git-Tag: v5.15.73~2745 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6b28ca2cf3446cacc46a0b2b4c1d26dfd39e4562;p=platform%2Fkernel%2Flinux-rpi.git parisc: Enable ARCH_HAS_STRICT_MODULE_RWX commit 0a1355db36718178becd2bfe728a023933d73123 upstream. Fix a boot crash on a c8000 machine as reported by Dave. Basically it changes patch_map() to return an alias mapping to the to-be-patched code in order to prevent writing to write-protected memory. Signed-off-by: Helge Deller Suggested-by: John David Anglin Cc: stable@vger.kernel.org # v5.2+ Link: https://lore.kernel.org/all/e8ec39e8-25f8-e6b4-b7ed-4cb23efc756e@bell.net/ Signed-off-by: Greg Kroah-Hartman --- diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 27a8b49..5dccf01 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -9,6 +9,7 @@ config PARISC select ARCH_WANT_FRAME_POINTERS select ARCH_HAS_ELF_RANDOMIZE select ARCH_HAS_STRICT_KERNEL_RWX + select ARCH_HAS_STRICT_MODULE_RWX select ARCH_HAS_UBSAN_SANITIZE_ALL select ARCH_NO_SG_CHAIN select ARCH_SUPPORTS_HUGETLBFS if PA20