diff options
Diffstat (limited to 'arch/x86/kernel/irq_64.c')
| -rw-r--r-- | arch/x86/kernel/irq_64.c | 3 | 
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index acf8fbf8fbd..69bca468c47 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -38,6 +38,9 @@ static inline void stack_overflow_check(struct pt_regs *regs)  #ifdef CONFIG_DEBUG_STACKOVERFLOW  	u64 curbase = (u64)task_stack_page(current); +	if (user_mode_vm(regs)) +		return; +  	WARN_ONCE(regs->sp >= curbase &&  		  regs->sp <= curbase + THREAD_SIZE &&  		  regs->sp <  curbase + sizeof(struct thread_info) +  |