Linux kernel bug fix: arm64: kpti: Fix the interaction between ASID switching and software PAN
Subsystem: arch/arm64 (arch/arm64/include/asm/asm-uaccess.h)
Bug type: hang, severity: medium
Files changed: arch/arm64/include/asm/asm-uaccess.h;arch/arm64/include/asm/efi.h;arch/arm64/include/asm/mmu_context.h;arch/arm64/include/asm/uaccess.h;arch/arm64/kernel/entry.S;arch/arm64/lib/clear_user.S;arch/arm64/lib/copy_from_user.S;arch/arm64/lib/copy_in_user.S;arch/arm64/lib/copy_to_user.S;arch/arm64/mm/cache.S;arch/arm64/mm/proc.S;arch/arm64/xen/hypercall.S
Introduced by Will Deacon on 2017-12-11 13:40:35 +0000; fixed by Catalin Marinas on 2018-01-16 17:37:48 +0000 (lifetime: 36 days)