Lines Matching refs:error_code
121 is_prefetch(struct pt_regs *regs, unsigned long error_code, unsigned long addr) in is_prefetch() argument
135 if (error_code & X86_PF_INSTR) in is_prefetch()
462 static int is_f00f_bug(struct pt_regs *regs, unsigned long error_code, in is_f00f_bug() argument
466 if (boot_cpu_has_bug(X86_BUG_F00F) && !(error_code & X86_PF_USER) && in is_f00f_bug()
507 show_fault_oops(struct pt_regs *regs, unsigned long error_code, unsigned long address) in show_fault_oops() argument
512 if (error_code & X86_PF_INSTR) { in show_fault_oops()
540 (error_code & X86_PF_USER) ? "user" : "supervisor", in show_fault_oops()
541 (error_code & X86_PF_INSTR) ? "instruction fetch" : in show_fault_oops()
542 (error_code & X86_PF_WRITE) ? "write access" : in show_fault_oops()
545 pr_alert("#PF: error_code(0x%04lx) - %s\n", error_code, in show_fault_oops()
546 !(error_code & X86_PF_PROT) ? "not-present page" : in show_fault_oops()
547 (error_code & X86_PF_RSVD) ? "reserved bit violation" : in show_fault_oops()
548 (error_code & X86_PF_PK) ? "protection keys violation" : in show_fault_oops()
551 if (!(error_code & X86_PF_USER) && user_mode(regs)) { in show_fault_oops()
584 pgtable_bad(struct pt_regs *regs, unsigned long error_code, in pgtable_bad() argument
599 if (__die("Bad pagetable", regs, error_code)) in pgtable_bad()
606 unsigned long *error_code) in sanitize_error_code() argument
618 *error_code |= X86_PF_PROT; in sanitize_error_code()
622 unsigned long error_code) in set_signal_archinfo() argument
627 tsk->thread.error_code = error_code | X86_PF_USER; in set_signal_archinfo()
632 page_fault_oops(struct pt_regs *regs, unsigned long error_code, in page_fault_oops() argument
685 if (!(error_code & X86_PF_PROT) && in page_fault_oops()
686 kfence_handle_page_fault(address, error_code & X86_PF_WRITE, regs)) in page_fault_oops()
696 show_fault_oops(regs, error_code, address); in page_fault_oops()
702 if (__die("Oops", regs, error_code)) in page_fault_oops()
712 kernelmode_fixup_or_oops(struct pt_regs *regs, unsigned long error_code, in kernelmode_fixup_or_oops() argument
719 if (fixup_exception(regs, X86_TRAP_PF, error_code, address)) { in kernelmode_fixup_or_oops()
735 sanitize_error_code(address, &error_code); in kernelmode_fixup_or_oops()
737 set_signal_archinfo(address, error_code); in kernelmode_fixup_or_oops()
757 if (is_prefetch(regs, error_code, address)) in kernelmode_fixup_or_oops()
760 page_fault_oops(regs, error_code, address); in kernelmode_fixup_or_oops()
768 show_signal_msg(struct pt_regs *regs, unsigned long error_code, in show_signal_msg() argument
781 (void *)regs->ip, (void *)regs->sp, error_code); in show_signal_msg()
800 __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code, in __bad_area_nosemaphore() argument
806 kernelmode_fixup_or_oops(regs, error_code, address, in __bad_area_nosemaphore()
811 if (!(error_code & X86_PF_USER)) { in __bad_area_nosemaphore()
813 page_fault_oops(regs, error_code, address); in __bad_area_nosemaphore()
827 if (is_prefetch(regs, error_code, address)) in __bad_area_nosemaphore()
833 sanitize_error_code(address, &error_code); in __bad_area_nosemaphore()
835 if (fixup_vdso_exception(regs, X86_TRAP_PF, error_code, address)) in __bad_area_nosemaphore()
839 show_signal_msg(regs, error_code, address, tsk); in __bad_area_nosemaphore()
841 set_signal_archinfo(address, error_code); in __bad_area_nosemaphore()
852 bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code, in bad_area_nosemaphore() argument
855 __bad_area_nosemaphore(regs, error_code, address, 0, SEGV_MAPERR); in bad_area_nosemaphore()
859 __bad_area(struct pt_regs *regs, unsigned long error_code, in __bad_area() argument
869 __bad_area_nosemaphore(regs, error_code, address, pkey, si_code); in __bad_area()
873 bad_area(struct pt_regs *regs, unsigned long error_code, unsigned long address) in bad_area() argument
875 __bad_area(regs, error_code, address, 0, SEGV_MAPERR); in bad_area()
878 static inline bool bad_area_access_from_pkeys(unsigned long error_code, in bad_area_access_from_pkeys() argument
886 if (error_code & X86_PF_PK) in bad_area_access_from_pkeys()
889 if (!arch_vma_access_permitted(vma, (error_code & X86_PF_WRITE), in bad_area_access_from_pkeys()
890 (error_code & X86_PF_INSTR), foreign)) in bad_area_access_from_pkeys()
896 bad_area_access_error(struct pt_regs *regs, unsigned long error_code, in bad_area_access_error() argument
904 if (bad_area_access_from_pkeys(error_code, vma)) { in bad_area_access_error()
927 __bad_area(regs, error_code, address, pkey, SEGV_PKUERR); in bad_area_access_error()
929 __bad_area(regs, error_code, address, 0, SEGV_ACCERR); in bad_area_access_error()
934 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address, in do_sigbus() argument
939 kernelmode_fixup_or_oops(regs, error_code, address, in do_sigbus()
945 if (is_prefetch(regs, error_code, address)) in do_sigbus()
948 sanitize_error_code(address, &error_code); in do_sigbus()
950 if (fixup_vdso_exception(regs, X86_TRAP_PF, error_code, address)) in do_sigbus()
953 set_signal_archinfo(address, error_code); in do_sigbus()
974 static int spurious_kernel_fault_check(unsigned long error_code, pte_t *pte) in spurious_kernel_fault_check() argument
976 if ((error_code & X86_PF_WRITE) && !pte_write(*pte)) in spurious_kernel_fault_check()
979 if ((error_code & X86_PF_INSTR) && !pte_exec(*pte)) in spurious_kernel_fault_check()
1007 spurious_kernel_fault(unsigned long error_code, unsigned long address) in spurious_kernel_fault() argument
1025 if (error_code != (X86_PF_WRITE | X86_PF_PROT) && in spurious_kernel_fault()
1026 error_code != (X86_PF_INSTR | X86_PF_PROT)) in spurious_kernel_fault()
1038 return spurious_kernel_fault_check(error_code, (pte_t *) p4d); in spurious_kernel_fault()
1045 return spurious_kernel_fault_check(error_code, (pte_t *) pud); in spurious_kernel_fault()
1052 return spurious_kernel_fault_check(error_code, (pte_t *) pmd); in spurious_kernel_fault()
1058 ret = spurious_kernel_fault_check(error_code, pte); in spurious_kernel_fault()
1066 ret = spurious_kernel_fault_check(error_code, (pte_t *) pmd); in spurious_kernel_fault()
1076 access_error(unsigned long error_code, struct vm_area_struct *vma) in access_error() argument
1086 if (error_code & X86_PF_PK) in access_error()
1098 if (unlikely(error_code & X86_PF_SGX)) in access_error()
1106 if (!arch_vma_access_permitted(vma, (error_code & X86_PF_WRITE), in access_error()
1107 (error_code & X86_PF_INSTR), foreign)) in access_error()
1110 if (error_code & X86_PF_WRITE) { in access_error()
1118 if (unlikely(error_code & X86_PF_PROT)) in access_error()
1221 unsigned long error_code, in do_user_addr_fault() argument
1233 if (unlikely((error_code & (X86_PF_USER | X86_PF_INSTR)) == X86_PF_INSTR)) { in do_user_addr_fault()
1244 page_fault_oops(regs, error_code, address); in do_user_addr_fault()
1256 if (unlikely(error_code & X86_PF_RSVD)) in do_user_addr_fault()
1257 pgtable_bad(regs, error_code, address); in do_user_addr_fault()
1267 !(error_code & X86_PF_USER) && in do_user_addr_fault()
1273 page_fault_oops(regs, error_code, address); in do_user_addr_fault()
1282 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1303 if (error_code & X86_PF_WRITE) in do_user_addr_fault()
1305 if (error_code & X86_PF_INSTR) in do_user_addr_fault()
1321 if (emulate_vsyscall(error_code, regs, address)) in do_user_addr_fault()
1344 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1360 bad_area(regs, error_code, address); in do_user_addr_fault()
1366 bad_area(regs, error_code, address); in do_user_addr_fault()
1370 bad_area(regs, error_code, address); in do_user_addr_fault()
1379 if (unlikely(access_error(error_code, vma))) { in do_user_addr_fault()
1380 bad_area_access_error(regs, error_code, address, vma); in do_user_addr_fault()
1405 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1427 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1435 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1450 do_sigbus(regs, error_code, address, fault); in do_user_addr_fault()
1452 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1460 trace_page_fault_entries(struct pt_regs *regs, unsigned long error_code, in trace_page_fault_entries() argument
1467 trace_page_fault_user(address, regs, error_code); in trace_page_fault_entries()
1469 trace_page_fault_kernel(address, regs, error_code); in trace_page_fault_entries()
1473 handle_page_fault(struct pt_regs *regs, unsigned long error_code, in handle_page_fault() argument
1476 trace_page_fault_entries(regs, error_code, address); in handle_page_fault()
1483 do_kern_addr_fault(regs, error_code, address); in handle_page_fault()
1485 do_user_addr_fault(regs, error_code, address); in handle_page_fault()
1541 handle_page_fault(regs, error_code, address); in DEFINE_IDTENTRY_RAW_ERRORCODE()