Lines Matching refs:address
158 static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address) in vmalloc_sync_one() argument
160 unsigned index = pgd_index(address); in vmalloc_sync_one()
177 p4d = p4d_offset(pgd, address); in vmalloc_sync_one()
178 p4d_k = p4d_offset(pgd_k, address); in vmalloc_sync_one()
182 pud = pud_offset(p4d, address); in vmalloc_sync_one()
183 pud_k = pud_offset(p4d_k, address); in vmalloc_sync_one()
187 pmd = pmd_offset(pud, address); in vmalloc_sync_one()
188 pmd_k = pmd_offset(pud_k, address); in vmalloc_sync_one()
215 static noinline int vmalloc_fault(unsigned long address) in vmalloc_fault() argument
222 if (!(address >= VMALLOC_START && address < VMALLOC_END)) in vmalloc_fault()
233 pmd_k = vmalloc_sync_one(__va(pgd_paddr), address); in vmalloc_fault()
240 pte_k = pte_offset_kernel(pmd_k, address); in vmalloc_fault()
276 check_v8086_mode(struct pt_regs *regs, unsigned long address, in check_v8086_mode() argument
285 bit = (address - 0xA0000) >> PAGE_SHIFT; in check_v8086_mode()
296 static void dump_pagetable(unsigned long address) in dump_pagetable() argument
299 pgd_t *pgd = &base[pgd_index(address)]; in dump_pagetable()
313 p4d = p4d_offset(pgd, address); in dump_pagetable()
314 pud = pud_offset(p4d, address); in dump_pagetable()
315 pmd = pmd_offset(pud, address); in dump_pagetable()
328 pte = pte_offset_kernel(pmd, address); in dump_pagetable()
349 check_v8086_mode(struct pt_regs *regs, unsigned long address, in check_v8086_mode() argument
361 static void dump_pagetable(unsigned long address) in dump_pagetable() argument
364 pgd_t *pgd = base + pgd_index(address); in dump_pagetable()
378 p4d = p4d_offset(pgd, address); in dump_pagetable()
386 pud = pud_offset(p4d, address); in dump_pagetable()
394 pmd = pmd_offset(pud, address); in dump_pagetable()
402 pte = pte_offset_kernel(pmd, address); in dump_pagetable()
430 static int is_errata93(struct pt_regs *regs, unsigned long address) in is_errata93() argument
437 if (address != regs->ip) in is_errata93()
440 if ((address >> 32) != 0) in is_errata93()
443 address |= 0xffffffffUL << 32; in is_errata93()
444 if ((address >= (u64)_stext && address <= (u64)_etext) || in is_errata93()
445 (address >= MODULES_VADDR && address <= MODULES_END)) { in is_errata93()
447 regs->ip = address; in is_errata93()
462 static int is_errata100(struct pt_regs *regs, unsigned long address) in is_errata100() argument
465 if ((regs->cs == __USER32_CS || (regs->cs & (1<<2))) && (address >> 32)) in is_errata100()
472 static int is_f00f_bug(struct pt_regs *regs, unsigned long address) in is_f00f_bug() argument
475 if (boot_cpu_has_bug(X86_BUG_F00F) && idt_is_f00f_address(address)) { in is_f00f_bug()
499 if (copy_from_kernel_nofault(&desc, (void *)(gdt->address + offset), in show_ldttss()
515 show_fault_oops(struct pt_regs *regs, unsigned long error_code, unsigned long address) in show_fault_oops() argument
526 pgd += pgd_index(address); in show_fault_oops()
528 pte = lookup_address_in_pgd(pgd, address, &level); in show_fault_oops()
540 if (address < PAGE_SIZE && !user_mode(regs)) in show_fault_oops()
542 (void *)address); in show_fault_oops()
545 (void *)address); in show_fault_oops()
579 idt.address, idt.size, gdt.address, gdt.size); in show_fault_oops()
588 dump_pagetable(address); in show_fault_oops()
593 unsigned long address) in pgtable_bad() argument
604 tsk->comm, address); in pgtable_bad()
605 dump_pagetable(address); in pgtable_bad()
613 static void set_signal_archinfo(unsigned long address, in set_signal_archinfo() argument
627 if (address >= TASK_SIZE_MAX) in set_signal_archinfo()
632 tsk->thread.cr2 = address; in set_signal_archinfo()
637 unsigned long address, int signal, int si_code) in no_context() argument
653 if (fixup_exception(regs, X86_TRAP_PF, error_code, address)) { in no_context()
669 set_signal_archinfo(address, error_code); in no_context()
672 force_sig_fault(signal, si_code, (void __user *)address); in no_context()
687 if (is_vmalloc_addr((void *)address) && in no_context()
688 (((unsigned long)tsk->stack - 1 - address < PAGE_SIZE) || in no_context()
689 address - ((unsigned long)tsk->stack + THREAD_SIZE) < PAGE_SIZE)) { in no_context()
706 "S" (regs), "d" (address), in no_context()
723 if (is_prefetch(regs, error_code, address)) in no_context()
726 if (is_errata93(regs, address)) in no_context()
734 efi_recover_from_page_fault(address); in no_context()
738 kfence_handle_page_fault(address, error_code & X86_PF_WRITE, regs)) in no_context()
748 show_fault_oops(regs, error_code, address); in no_context()
758 printk(KERN_DEFAULT "CR2: %016lx\n", address); in no_context()
769 unsigned long address, struct task_struct *tsk) in show_signal_msg() argument
780 loglvl, tsk->comm, task_pid_nr(tsk), address, in show_signal_msg()
801 unsigned long address, u32 pkey, int si_code) in __bad_area_nosemaphore() argument
816 if (is_prefetch(regs, error_code, address)) in __bad_area_nosemaphore()
819 if (is_errata100(regs, address)) in __bad_area_nosemaphore()
827 if (address >= TASK_SIZE_MAX) in __bad_area_nosemaphore()
831 show_signal_msg(regs, error_code, address, tsk); in __bad_area_nosemaphore()
833 set_signal_archinfo(address, error_code); in __bad_area_nosemaphore()
836 force_sig_pkuerr((void __user *)address, pkey); in __bad_area_nosemaphore()
838 force_sig_fault(SIGSEGV, si_code, (void __user *)address); in __bad_area_nosemaphore()
845 if (is_f00f_bug(regs, address)) in __bad_area_nosemaphore()
848 no_context(regs, error_code, address, SIGSEGV, si_code); in __bad_area_nosemaphore()
853 unsigned long address) in bad_area_nosemaphore() argument
855 __bad_area_nosemaphore(regs, error_code, address, 0, SEGV_MAPERR); in bad_area_nosemaphore()
860 unsigned long address, u32 pkey, int si_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()
897 unsigned long address, struct vm_area_struct *vma) in bad_area_access_error() argument
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 no_context(regs, error_code, address, SIGBUS, BUS_ADRERR); in do_sigbus()
944 if (is_prefetch(regs, error_code, address)) in do_sigbus()
947 set_signal_archinfo(address, error_code); in do_sigbus()
956 tsk->comm, tsk->pid, address); in do_sigbus()
961 force_sig_mceerr(BUS_MCEERR_AR, (void __user *)address, lsb); in do_sigbus()
965 force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address); in do_sigbus()
970 unsigned long address, vm_fault_t fault) in mm_fault_error() argument
973 no_context(regs, error_code, address, 0, 0); in mm_fault_error()
980 no_context(regs, error_code, address, in mm_fault_error()
994 do_sigbus(regs, error_code, address, fault); in mm_fault_error()
996 bad_area_nosemaphore(regs, error_code, address); in mm_fault_error()
1035 spurious_kernel_fault(unsigned long error_code, unsigned long address) in spurious_kernel_fault() argument
1057 pgd = init_mm.pgd + pgd_index(address); in spurious_kernel_fault()
1061 p4d = p4d_offset(pgd, address); in spurious_kernel_fault()
1068 pud = pud_offset(p4d, address); in spurious_kernel_fault()
1075 pmd = pmd_offset(pud, address); in spurious_kernel_fault()
1082 pte = pte_offset_kernel(pmd, address); in spurious_kernel_fault()
1144 bool fault_in_kernel_space(unsigned long address) in fault_in_kernel_space() argument
1151 if (IS_ENABLED(CONFIG_X86_64) && is_vsyscall_vaddr(address)) in fault_in_kernel_space()
1154 return address >= TASK_SIZE_MAX; in fault_in_kernel_space()
1164 unsigned long address) in do_kern_addr_fault() argument
1199 if (vmalloc_fault(address) >= 0) in do_kern_addr_fault()
1205 if (spurious_kernel_fault(hw_error_code, address)) in do_kern_addr_fault()
1220 bad_area_nosemaphore(regs, hw_error_code, address); in do_kern_addr_fault()
1228 unsigned long address) in do_user_addr_fault() argument
1248 pgtable_bad(regs, hw_error_code, address); in do_user_addr_fault()
1261 bad_area_nosemaphore(regs, hw_error_code, address); in do_user_addr_fault()
1270 bad_area_nosemaphore(regs, hw_error_code, address); in do_user_addr_fault()
1289 perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address); in do_user_addr_fault()
1308 if (is_vsyscall_vaddr(address)) { in do_user_addr_fault()
1309 if (emulate_vsyscall(hw_error_code, regs, address)) in do_user_addr_fault()
1319 fault = handle_speculative_fault(mm, address, flags, &vma, regs); in do_user_addr_fault()
1342 bad_area_nosemaphore(regs, hw_error_code, address); in do_user_addr_fault()
1356 if (!vma || !can_reuse_spf_vma(vma, address)) in do_user_addr_fault()
1357 vma = find_vma(mm, address); in do_user_addr_fault()
1359 bad_area(regs, hw_error_code, address); in do_user_addr_fault()
1362 if (likely(vma->vm_start <= address)) in do_user_addr_fault()
1365 bad_area(regs, hw_error_code, address); in do_user_addr_fault()
1368 if (unlikely(expand_stack(vma, address))) { in do_user_addr_fault()
1369 bad_area(regs, hw_error_code, address); in do_user_addr_fault()
1379 bad_area_access_error(regs, hw_error_code, address, vma); in do_user_addr_fault()
1396 fault = handle_mm_fault(vma, address, flags, regs); in do_user_addr_fault()
1401 no_context(regs, hw_error_code, address, SIGBUS, in do_user_addr_fault()
1428 mm_fault_error(regs, hw_error_code, address, fault); in do_user_addr_fault()
1432 check_v8086_mode(regs, address, tsk); in do_user_addr_fault()
1438 unsigned long address) in trace_page_fault_entries() argument
1444 trace_page_fault_user(address, regs, error_code); in trace_page_fault_entries()
1446 trace_page_fault_kernel(address, regs, error_code); in trace_page_fault_entries()
1451 unsigned long address) in handle_page_fault() argument
1453 trace_page_fault_entries(regs, error_code, address); in handle_page_fault()
1455 if (unlikely(kmmio_fault(regs, address))) in handle_page_fault()
1459 if (unlikely(fault_in_kernel_space(address))) { in handle_page_fault()
1460 do_kern_addr_fault(regs, error_code, address); in handle_page_fault()
1462 do_user_addr_fault(regs, error_code, address); in handle_page_fault()
1476 unsigned long address = read_cr2(); in DEFINE_IDTENTRY_RAW_ERRORCODE() local
1502 if (kvm_handle_async_pf(regs, (u32)address)) in DEFINE_IDTENTRY_RAW_ERRORCODE()
1518 handle_page_fault(regs, error_code, address); in DEFINE_IDTENTRY_RAW_ERRORCODE()