Hello,

New build issue found on stable-rc/linux-5.4.y:

--- ./arch/arm64/include/asm/memory.h:85:50: error: ‘KASAN_SHADOW_SCALE_SHIFT’ undeclared (first use in this function) in arch/arm64/kernel/vdso32/vgettimeofday.o (arch/arm64/kernel/vdso32/Makefile:166) [logspec:kbuild,kbuild.compiler.error] ---

- dashboard: https://d.kernelci.org/i/maestro:35fc997ccf1864d670c66eb7815463e470fe1fa9 - giturl: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git - commit HEAD: 2c0548712531f8b879edccf67949a8e5abe4e5e4

Log excerpt: ===================================================== CC32 arch/arm64/kernel/vdso32/vgettimeofday.o AS32 arch/arm64/kernel/vdso32/sigreturn.o HOSTCC arch/arm64/kernel/vdso32/../../../arm/vdso/vdsomunge In file included from ./arch/arm64/include/asm/thread_info.h:17, from ./include/linux/thread_info.h:39, from ./arch/arm64/include/asm/preempt.h:5, from ./include/linux/preempt.h:78, from ./include/linux/spinlock.h:51, from ./include/linux/seqlock.h:36, from ./include/linux/time.h:6, from /tmp/kci/linux/lib/vdso/gettimeofday.c:7, from <command-line>: ./arch/arm64/include/asm/memory.h: In function ‘kaslr_offset’: ./arch/arm64/include/asm/memory.h:85:50: error: ‘KASAN_SHADOW_SCALE_SHIFT’ undeclared (first use in this function) 85 | #define KASAN_SHADOW_END ((UL(1) << (64 - KASAN_SHADOW_SCALE_SHIFT)) \ | ^~~~~~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:50:34: note: in expansion of macro ‘KASAN_SHADOW_END’ 50 | #define BPF_JIT_REGION_START (KASAN_SHADOW_END) | ^~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:52:34: note: in expansion of macro ‘BPF_JIT_REGION_START’ 52 | #define BPF_JIT_REGION_END (BPF_JIT_REGION_START + BPF_JIT_REGION_SIZE) | ^~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:54:34: note: in expansion of macro ‘BPF_JIT_REGION_END’ 54 | #define MODULES_VADDR (BPF_JIT_REGION_END) | ^~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:53:34: note: in expansion of macro ‘MODULES_VADDR’ 53 | #define MODULES_END (MODULES_VADDR + MODULES_VSIZE) | ^~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:49:34: note: in expansion of macro ‘MODULES_END’ 49 | #define KIMAGE_VADDR (MODULES_END) | ^~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:193:31: note: in expansion of macro ‘KIMAGE_VADDR’ 193 | return kimage_vaddr - KIMAGE_VADDR; | ^~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:85:50: note: each undeclared identifier is reported only once for each function it appears in 85 | #define KASAN_SHADOW_END ((UL(1) << (64 - KASAN_SHADOW_SCALE_SHIFT)) \ | ^~~~~~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:50:34: note: in expansion of macro ‘KASAN_SHADOW_END’ 50 | #define BPF_JIT_REGION_START (KASAN_SHADOW_END) | ^~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:52:34: note: in expansion of macro ‘BPF_JIT_REGION_START’ 52 | #define BPF_JIT_REGION_END (BPF_JIT_REGION_START + BPF_JIT_REGION_SIZE) | ^~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:54:34: note: in expansion of macro ‘BPF_JIT_REGION_END’ 54 | #define MODULES_VADDR (BPF_JIT_REGION_END) | ^~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:53:34: note: in expansion of macro ‘MODULES_VADDR’ 53 | #define MODULES_END (MODULES_VADDR + MODULES_VSIZE) | ^~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:49:34: note: in expansion of macro ‘MODULES_END’ 49 | #define KIMAGE_VADDR (MODULES_END) | ^~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:193:31: note: in expansion of macro ‘KIMAGE_VADDR’ 193 | return kimage_vaddr - KIMAGE_VADDR; | ^~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h: In function ‘__tag_set’: ./arch/arm64/include/asm/memory.h:238:22: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 238 | u64 __addr = (u64)addr & ~__tag_shifted(0xff); | ^ In file included from ./arch/arm64/include/asm/pgtable-hwdef.h:8, from ./arch/arm64/include/asm/processor.h:34, from ./arch/arm64/include/asm/elf.h:118, from ./include/linux/elf.h:5, from ./include/linux/elfnote.h:62, from arch/arm64/kernel/vdso32/note.c:11: ./arch/arm64/include/asm/memory.h: In function ‘kaslr_offset’: ./arch/arm64/include/asm/memory.h:85:50: error: ‘KASAN_SHADOW_SCALE_SHIFT’ undeclared (first use in this function) 85 | #define KASAN_SHADOW_END ((UL(1) << (64 - KASAN_SHADOW_SCALE_SHIFT)) \ | ^~~~~~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:50:34: note: in expansion of macro ‘KASAN_SHADOW_END’ 50 | #define BPF_JIT_REGION_START (KASAN_SHADOW_END) | ^~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:52:34: note: in expansion of macro ‘BPF_JIT_REGION_START’ 52 | #define BPF_JIT_REGION_END (BPF_JIT_REGION_START + BPF_JIT_REGION_SIZE) | ^~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:54:34: note: in expansion of macro ‘BPF_JIT_REGION_END’ 54 | #define MODULES_VADDR (BPF_JIT_REGION_END) | ^~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:53:34: note: in expansion of macro ‘MODULES_VADDR’ 53 | #define MODULES_END (MODULES_VADDR + MODULES_VSIZE) | ^~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:49:34: note: in expansion of macro ‘MODULES_END’ 49 | #define KIMAGE_VADDR (MODULES_END) | ^~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:193:31: note: in expansion of macro ‘KIMAGE_VADDR’ 193 | return kimage_vaddr - KIMAGE_VADDR; | ^~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:85:50: note: each undeclared identifier is reported only once for each function it appears in 85 | #define KASAN_SHADOW_END ((UL(1) << (64 - KASAN_SHADOW_SCALE_SHIFT)) \ | ^~~~~~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:50:34: note: in expansion of macro ‘KASAN_SHADOW_END’ 50 | #define BPF_JIT_REGION_START (KASAN_SHADOW_END) | ^~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:52:34: note: in expansion of macro ‘BPF_JIT_REGION_START’ 52 | #define BPF_JIT_REGION_END (BPF_JIT_REGION_START + BPF_JIT_REGION_SIZE) | ^~~~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:54:34: note: in expansion of macro ‘BPF_JIT_REGION_END’ 54 | #define MODULES_VADDR (BPF_JIT_REGION_END) | ^~~~~~~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:53:34: note: in expansion of macro ‘MODULES_VADDR’ 53 | #define MODULES_END (MODULES_VADDR + MODULES_VSIZE) | ^~~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:49:34: note: in expansion of macro ‘MODULES_END’ 49 | #define KIMAGE_VADDR (MODULES_END) | ^~~~~~~~~~~ ./arch/arm64/include/asm/memory.h:193:31: note: in expansion of macro ‘KIMAGE_VADDR’ 193 | return kimage_vaddr - KIMAGE_VADDR; | ^~~~~~~~~~~~ ./arch/arm64/include/asm/memory.h: In function ‘__tag_set’: ./arch/arm64/include/asm/memory.h:238:22: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 238 | u64 __addr = (u64)addr & ~__tag_shifted(0xff); | ^

=====================================================

# Builds where the incident occurred:

## defconfig+arm64-chromebook+kcidebug+lab-setup on (arm64): - compiler: gcc-12 - dashboard: https://d.kernelci.org/build/maestro:68dffa7e841b167e8d3e0d0c

#kernelci issue maestro:35fc997ccf1864d670c66eb7815463e470fe1fa9

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