From eb761a1760bf30cf64e98ee8d914866e62ec9e8a Mon Sep 17 00:00:00 2001 From: Nicholas Piggin Date: Wed, 16 Nov 2022 14:39:53 +1000 Subject: powerpc: Fix writable sections being moved into the rodata region .data.rel.ro* catches .data.rel.root_cpuacct, and the kernel crashes on a store in css_clear_dir. At least we know read-only data protection is working... Fixes: b6adc6d6d3272 ("powerpc/build: move .data.rel.ro, .sdata2 to read-only") Signed-off-by: Nicholas Piggin Reviewed-by: Christophe Leroy Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20221116043954.3307852-1-npiggin@gmail.com --- arch/powerpc/kernel/vmlinux.lds.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index 7786e3ac7611..8c3862b4c259 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -142,7 +142,7 @@ SECTIONS #endif .data.rel.ro : AT(ADDR(.data.rel.ro) - LOAD_OFFSET) { - *(.data.rel.ro*) + *(.data.rel.ro .data.rel.ro.*) } .branch_lt : AT(ADDR(.branch_lt) - LOAD_OFFSET) { -- cgit v1.2.3