IA32 LSTAR MSR

GPTKB entity

Statements (13)
Predicate Object
gptkbp:instanceOf Model-Specific Register
gptkbp:accessibleBy SYSCALL instruction
gptkbp:architecture x86-64
gptkbp:category CPU control register
https://www.w3.org/2000/01/rdf-schema#label IA32 LSTAR MSR
gptkbp:introducedIn gptkb:AMD64_architecture
gptkbp:purpose holds 64-bit system call handler address
gptkbp:readBy kernel mode
gptkbp:registerNumber 0xC0000082
gptkbp:usedFor x86-64 system call entry point
gptkbp:writableBy kernel mode
gptkbp:bfsParent gptkb:SYSCALL/SYSRET_instructions
gptkbp:bfsLayer 8