On Wed, Jul 02, 2025 at 07:37:12AM -0700, H. Peter Anvin wrote: > A LASS violation of any kind in the kernel (unless handled by fixup, > including user access fixup) ought to be fatal, correct? Yes, LASS violation is fatal for !user_mode(regs), unless addressed by fixups. For user_mode(regs), emulate_vsyscall_gp() is the notable exception. -- Kiryl Shutsemau / Kirill A. Shutemov