diff options
Diffstat (limited to 'arch/x86/mm/fault.c')
| -rw-r--r-- | arch/x86/mm/fault.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 38dcec403b4..ede025fb46f 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -600,7 +600,7 @@ show_fault_oops(struct pt_regs *regs, unsigned long error_code, printk(nx_warning, from_kuid(&init_user_ns, current_uid())); if (pte && pte_present(*pte) && pte_exec(*pte) && (pgd_flags(*pgd) & _PAGE_USER) && - (read_cr4() & X86_CR4_SMEP)) + (__read_cr4() & X86_CR4_SMEP)) printk(smep_warning, from_kuid(&init_user_ns, current_uid())); } @@ -898,6 +898,8 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code, if (fault & (VM_FAULT_SIGBUS|VM_FAULT_HWPOISON| VM_FAULT_HWPOISON_LARGE)) do_sigbus(regs, error_code, address, fault); + else if (fault & VM_FAULT_SIGSEGV) + bad_area_nosemaphore(regs, error_code, address); else BUG(); } |