Lines Matching refs:error_code
125 is_prefetch(struct pt_regs *regs, unsigned long error_code, unsigned long addr) in is_prefetch() argument
139 if (error_code & X86_PF_INSTR) in is_prefetch()
466 static int is_f00f_bug(struct pt_regs *regs, unsigned long error_code, in is_f00f_bug() argument
470 if (boot_cpu_has_bug(X86_BUG_F00F) && !(error_code & X86_PF_USER) && in is_f00f_bug()
511 show_fault_oops(struct pt_regs *regs, unsigned long error_code, unsigned long address) in show_fault_oops() argument
516 if (error_code & X86_PF_INSTR) { in show_fault_oops()
545 (error_code & X86_PF_USER) ? "user" : "supervisor", in show_fault_oops()
546 (error_code & X86_PF_INSTR) ? "instruction fetch" : in show_fault_oops()
547 (error_code & X86_PF_WRITE) ? "write access" : in show_fault_oops()
550 pr_alert("#PF: error_code(0x%04lx) - %s\n", error_code, in show_fault_oops()
551 !(error_code & X86_PF_PROT) ? "not-present page" : in show_fault_oops()
552 (error_code & X86_PF_RSVD) ? "reserved bit violation" : in show_fault_oops()
553 (error_code & X86_PF_PK) ? "protection keys violation" : in show_fault_oops()
554 (error_code & X86_PF_RMP) ? "RMP violation" : in show_fault_oops()
557 if (!(error_code & X86_PF_USER) && user_mode(regs)) { in show_fault_oops()
588 if (error_code & X86_PF_RMP) in show_fault_oops()
593 pgtable_bad(struct pt_regs *regs, unsigned long error_code, in pgtable_bad() argument
608 if (__die("Bad pagetable", regs, error_code)) in pgtable_bad()
615 unsigned long *error_code) in sanitize_error_code() argument
627 *error_code |= X86_PF_PROT; in sanitize_error_code()
631 unsigned long error_code) in set_signal_archinfo() argument
636 tsk->thread.error_code = error_code | X86_PF_USER; in set_signal_archinfo()
641 page_fault_oops(struct pt_regs *regs, unsigned long error_code, in page_fault_oops() argument
694 if (!(error_code & X86_PF_PROT) && in page_fault_oops()
695 kfence_handle_page_fault(address, error_code & X86_PF_WRITE, regs)) in page_fault_oops()
705 show_fault_oops(regs, error_code, address); in page_fault_oops()
711 if (__die("Oops", regs, error_code)) in page_fault_oops()
721 kernelmode_fixup_or_oops(struct pt_regs *regs, unsigned long error_code, in kernelmode_fixup_or_oops() argument
728 if (fixup_exception(regs, X86_TRAP_PF, error_code, address)) in kernelmode_fixup_or_oops()
735 if (is_prefetch(regs, error_code, address)) in kernelmode_fixup_or_oops()
738 page_fault_oops(regs, error_code, address); in kernelmode_fixup_or_oops()
746 show_signal_msg(struct pt_regs *regs, unsigned long error_code, in show_signal_msg() argument
761 (void *)regs->ip, (void *)regs->sp, error_code); in show_signal_msg()
779 __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code, in __bad_area_nosemaphore() argument
785 kernelmode_fixup_or_oops(regs, error_code, address, in __bad_area_nosemaphore()
790 if (!(error_code & X86_PF_USER)) { in __bad_area_nosemaphore()
792 page_fault_oops(regs, error_code, address); in __bad_area_nosemaphore()
806 if (is_prefetch(regs, error_code, address)) in __bad_area_nosemaphore()
812 sanitize_error_code(address, &error_code); in __bad_area_nosemaphore()
814 if (fixup_vdso_exception(regs, X86_TRAP_PF, error_code, address)) in __bad_area_nosemaphore()
818 show_signal_msg(regs, error_code, address, tsk); in __bad_area_nosemaphore()
820 set_signal_archinfo(address, error_code); in __bad_area_nosemaphore()
831 bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code, in bad_area_nosemaphore() argument
834 __bad_area_nosemaphore(regs, error_code, address, 0, SEGV_MAPERR); in bad_area_nosemaphore()
838 __bad_area(struct pt_regs *regs, unsigned long error_code, in __bad_area() argument
851 __bad_area_nosemaphore(regs, error_code, address, pkey, si_code); in __bad_area()
854 static inline bool bad_area_access_from_pkeys(unsigned long error_code, in bad_area_access_from_pkeys() argument
862 if (error_code & X86_PF_PK) in bad_area_access_from_pkeys()
865 if (!arch_vma_access_permitted(vma, (error_code & X86_PF_WRITE), in bad_area_access_from_pkeys()
866 (error_code & X86_PF_INSTR), foreign)) in bad_area_access_from_pkeys()
872 bad_area_access_error(struct pt_regs *regs, unsigned long error_code, in bad_area_access_error() argument
881 if (bad_area_access_from_pkeys(error_code, vma)) { in bad_area_access_error()
904 __bad_area(regs, error_code, address, mm, vma, pkey, SEGV_PKUERR); in bad_area_access_error()
906 __bad_area(regs, error_code, address, mm, vma, 0, SEGV_ACCERR); in bad_area_access_error()
911 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address, in do_sigbus() argument
916 kernelmode_fixup_or_oops(regs, error_code, address, in do_sigbus()
922 if (is_prefetch(regs, error_code, address)) in do_sigbus()
925 sanitize_error_code(address, &error_code); in do_sigbus()
927 if (fixup_vdso_exception(regs, X86_TRAP_PF, error_code, address)) in do_sigbus()
930 set_signal_archinfo(address, error_code); in do_sigbus()
951 static int spurious_kernel_fault_check(unsigned long error_code, pte_t *pte) in spurious_kernel_fault_check() argument
953 if ((error_code & X86_PF_WRITE) && !pte_write(*pte)) in spurious_kernel_fault_check()
956 if ((error_code & X86_PF_INSTR) && !pte_exec(*pte)) in spurious_kernel_fault_check()
984 spurious_kernel_fault(unsigned long error_code, unsigned long address) in spurious_kernel_fault() argument
1002 if (error_code != (X86_PF_WRITE | X86_PF_PROT) && in spurious_kernel_fault()
1003 error_code != (X86_PF_INSTR | X86_PF_PROT)) in spurious_kernel_fault()
1015 return spurious_kernel_fault_check(error_code, (pte_t *) p4d); in spurious_kernel_fault()
1022 return spurious_kernel_fault_check(error_code, (pte_t *) pud); in spurious_kernel_fault()
1029 return spurious_kernel_fault_check(error_code, (pte_t *) pmd); in spurious_kernel_fault()
1035 ret = spurious_kernel_fault_check(error_code, pte); in spurious_kernel_fault()
1043 ret = spurious_kernel_fault_check(error_code, (pte_t *) pmd); in spurious_kernel_fault()
1053 access_error(unsigned long error_code, struct vm_area_struct *vma) in access_error() argument
1063 if (error_code & X86_PF_PK) in access_error()
1075 if (unlikely(error_code & X86_PF_SGX)) in access_error()
1083 if (!arch_vma_access_permitted(vma, (error_code & X86_PF_WRITE), in access_error()
1084 (error_code & X86_PF_INSTR), foreign)) in access_error()
1091 if (error_code & X86_PF_SHSTK) { in access_error()
1099 if (error_code & X86_PF_WRITE) { in access_error()
1109 if (unlikely(error_code & X86_PF_PROT)) in access_error()
1212 unsigned long error_code, in do_user_addr_fault() argument
1224 if (unlikely((error_code & (X86_PF_USER | X86_PF_INSTR)) == X86_PF_INSTR)) { in do_user_addr_fault()
1235 page_fault_oops(regs, error_code, address); in do_user_addr_fault()
1247 if (unlikely(error_code & X86_PF_RSVD)) in do_user_addr_fault()
1248 pgtable_bad(regs, error_code, address); in do_user_addr_fault()
1258 !(error_code & X86_PF_USER) && in do_user_addr_fault()
1264 page_fault_oops(regs, error_code, address); in do_user_addr_fault()
1273 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1279 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1293 if (error_code & X86_PF_SHSTK) in do_user_addr_fault()
1295 if (error_code & X86_PF_WRITE) in do_user_addr_fault()
1297 if (error_code & X86_PF_INSTR) in do_user_addr_fault()
1321 if (emulate_vsyscall(error_code, regs, address)) in do_user_addr_fault()
1333 if (unlikely(access_error(error_code, vma))) { in do_user_addr_fault()
1334 bad_area_access_error(regs, error_code, address, NULL, vma); in do_user_addr_fault()
1353 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1363 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1371 if (unlikely(access_error(error_code, vma))) { in do_user_addr_fault()
1372 bad_area_access_error(regs, error_code, address, mm, vma); in do_user_addr_fault()
1397 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1423 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1431 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1446 do_sigbus(regs, error_code, address, fault); in do_user_addr_fault()
1448 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1456 trace_page_fault_entries(struct pt_regs *regs, unsigned long error_code, in trace_page_fault_entries() argument
1463 trace_page_fault_user(address, regs, error_code); in trace_page_fault_entries()
1465 trace_page_fault_kernel(address, regs, error_code); in trace_page_fault_entries()
1469 handle_page_fault(struct pt_regs *regs, unsigned long error_code, in handle_page_fault() argument
1472 trace_page_fault_entries(regs, error_code, address); in handle_page_fault()
1479 do_kern_addr_fault(regs, error_code, address); in handle_page_fault()
1481 do_user_addr_fault(regs, error_code, address); in handle_page_fault()
1539 handle_page_fault(regs, error_code, address); in DEFINE_IDTENTRY_RAW_ERRORCODE()