Lines Matching refs:address
173 static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address) in vmalloc_sync_one() argument
175 unsigned index = pgd_index(address); in vmalloc_sync_one()
192 p4d = p4d_offset(pgd, address); in vmalloc_sync_one()
193 p4d_k = p4d_offset(pgd_k, address); in vmalloc_sync_one()
197 pud = pud_offset(p4d, address); in vmalloc_sync_one()
198 pud_k = pud_offset(p4d_k, address); in vmalloc_sync_one()
202 pmd = pmd_offset(pud, address); in vmalloc_sync_one()
203 pmd_k = pmd_offset(pud_k, address); in vmalloc_sync_one()
230 static noinline int vmalloc_fault(unsigned long address) in vmalloc_fault() argument
237 if (!(address >= VMALLOC_START && address < VMALLOC_END)) in vmalloc_fault()
248 pmd_k = vmalloc_sync_one(__va(pgd_paddr), address); in vmalloc_fault()
255 pte_k = pte_offset_kernel(pmd_k, address); in vmalloc_fault()
292 static void dump_pagetable(unsigned long address) in dump_pagetable() argument
295 pgd_t *pgd = &base[pgd_index(address)]; in dump_pagetable()
309 p4d = p4d_offset(pgd, address); in dump_pagetable()
310 pud = pud_offset(p4d, address); in dump_pagetable()
311 pmd = pmd_offset(pud, address); in dump_pagetable()
324 pte = pte_offset_kernel(pmd, address); in dump_pagetable()
348 static void dump_pagetable(unsigned long address) in dump_pagetable() argument
351 pgd_t *pgd = base + pgd_index(address); in dump_pagetable()
365 p4d = p4d_offset(pgd, address); in dump_pagetable()
373 pud = pud_offset(p4d, address); in dump_pagetable()
381 pmd = pmd_offset(pud, address); in dump_pagetable()
389 pte = pte_offset_kernel(pmd, address); in dump_pagetable()
417 static int is_errata93(struct pt_regs *regs, unsigned long address) in is_errata93() argument
427 if (address != regs->ip) in is_errata93()
430 if ((address >> 32) != 0) in is_errata93()
433 address |= 0xffffffffUL << 32; in is_errata93()
434 if ((address >= (u64)_stext && address <= (u64)_etext) || in is_errata93()
435 (address >= MODULES_VADDR && address <= MODULES_END)) { in is_errata93()
437 regs->ip = address; in is_errata93()
452 static int is_errata100(struct pt_regs *regs, unsigned long address) in is_errata100() argument
455 if ((regs->cs == __USER32_CS || (regs->cs & (1<<2))) && (address >> 32)) in is_errata100()
463 unsigned long address) in is_f00f_bug() argument
467 idt_is_f00f_address(address)) { in is_f00f_bug()
491 if (copy_from_kernel_nofault(&desc, (void *)(gdt->address + offset), in show_ldttss()
507 show_fault_oops(struct pt_regs *regs, unsigned long error_code, unsigned long address) in show_fault_oops() argument
518 pgd += pgd_index(address); in show_fault_oops()
520 pte = lookup_address_in_pgd(pgd, address, &level); in show_fault_oops()
532 if (address < PAGE_SIZE && !user_mode(regs)) in show_fault_oops()
534 (void *)address); in show_fault_oops()
537 (void *)address); in show_fault_oops()
571 idt.address, idt.size, gdt.address, gdt.size); in show_fault_oops()
580 dump_pagetable(address); in show_fault_oops()
585 unsigned long address) in pgtable_bad() argument
596 tsk->comm, address); in pgtable_bad()
597 dump_pagetable(address); in pgtable_bad()
605 static void sanitize_error_code(unsigned long address, in sanitize_error_code() argument
617 if (address >= TASK_SIZE_MAX) in sanitize_error_code()
621 static void set_signal_archinfo(unsigned long address, in set_signal_archinfo() argument
628 tsk->thread.cr2 = address; in set_signal_archinfo()
633 unsigned long address) in page_fault_oops() argument
655 if (is_vmalloc_addr((void *)address) && in page_fault_oops()
656 get_stack_guard_info((void *)address, &info)) { in page_fault_oops()
670 , [arg1] "r" (regs), [arg2] "r" (address), [arg3] "r" (&info)); in page_fault_oops()
682 efi_crash_gracefully_on_page_fault(address); 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()
706 printk(KERN_DEFAULT "CR2: %016lx\n", address); in page_fault_oops()
713 unsigned long address, int signal, int si_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()
740 force_sig_pkuerr((void __user *)address, pkey); in kernelmode_fixup_or_oops()
743 force_sig_fault(signal, si_code, (void __user *)address); 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()
769 unsigned long address, struct task_struct *tsk) in show_signal_msg() argument
782 loglvl, tsk->comm, task_pid_nr(tsk), address, in show_signal_msg()
811 unsigned long address, u32 pkey, int si_code) in __bad_area_nosemaphore() argument
816 kernelmode_fixup_or_oops(regs, error_code, address, in __bad_area_nosemaphore()
823 page_fault_oops(regs, error_code, address); in __bad_area_nosemaphore()
837 if (is_prefetch(regs, error_code, address)) in __bad_area_nosemaphore()
840 if (is_errata100(regs, address)) in __bad_area_nosemaphore()
843 sanitize_error_code(address, &error_code); in __bad_area_nosemaphore()
845 if (fixup_vdso_exception(regs, X86_TRAP_PF, error_code, address)) in __bad_area_nosemaphore()
849 show_signal_msg(regs, error_code, address, tsk); in __bad_area_nosemaphore()
851 set_signal_archinfo(address, error_code); in __bad_area_nosemaphore()
854 force_sig_pkuerr((void __user *)address, pkey); in __bad_area_nosemaphore()
856 force_sig_fault(SIGSEGV, si_code, (void __user *)address); in __bad_area_nosemaphore()
863 unsigned long address) in bad_area_nosemaphore() argument
865 __bad_area_nosemaphore(regs, error_code, address, 0, SEGV_MAPERR); in bad_area_nosemaphore()
870 unsigned long address, u32 pkey, int si_code) in __bad_area() argument
879 __bad_area_nosemaphore(regs, error_code, address, pkey, si_code); in __bad_area()
883 bad_area(struct pt_regs *regs, unsigned long error_code, unsigned long address) in bad_area() argument
885 __bad_area(regs, error_code, address, 0, SEGV_MAPERR); in bad_area()
907 unsigned long address, struct vm_area_struct *vma) in bad_area_access_error() argument
937 __bad_area(regs, error_code, address, pkey, SEGV_PKUERR); in bad_area_access_error()
939 __bad_area(regs, error_code, address, 0, SEGV_ACCERR); in bad_area_access_error()
944 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address, in do_sigbus() argument
949 kernelmode_fixup_or_oops(regs, error_code, address, in do_sigbus()
955 if (is_prefetch(regs, error_code, address)) in do_sigbus()
958 sanitize_error_code(address, &error_code); in do_sigbus()
960 if (fixup_vdso_exception(regs, X86_TRAP_PF, error_code, address)) in do_sigbus()
963 set_signal_archinfo(address, error_code); in do_sigbus()
972 tsk->comm, tsk->pid, address); in do_sigbus()
977 force_sig_mceerr(BUS_MCEERR_AR, (void __user *)address, lsb); in do_sigbus()
981 force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address); in do_sigbus()
1017 spurious_kernel_fault(unsigned long error_code, unsigned long address) in spurious_kernel_fault() argument
1039 pgd = init_mm.pgd + pgd_index(address); in spurious_kernel_fault()
1043 p4d = p4d_offset(pgd, address); in spurious_kernel_fault()
1050 pud = pud_offset(p4d, address); in spurious_kernel_fault()
1057 pmd = pmd_offset(pud, address); in spurious_kernel_fault()
1064 pte = pte_offset_kernel(pmd, address); in spurious_kernel_fault()
1138 bool fault_in_kernel_space(unsigned long address) in fault_in_kernel_space() argument
1145 if (IS_ENABLED(CONFIG_X86_64) && is_vsyscall_vaddr(address)) in fault_in_kernel_space()
1148 return address >= TASK_SIZE_MAX; in fault_in_kernel_space()
1158 unsigned long address) in do_kern_addr_fault() argument
1193 if (vmalloc_fault(address) >= 0) in do_kern_addr_fault()
1198 if (is_f00f_bug(regs, hw_error_code, address)) in do_kern_addr_fault()
1202 if (spurious_kernel_fault(hw_error_code, address)) in do_kern_addr_fault()
1217 bad_area_nosemaphore(regs, hw_error_code, address); in do_kern_addr_fault()
1232 unsigned long address) in do_user_addr_fault() argument
1251 if (is_errata93(regs, address)) in do_user_addr_fault()
1254 page_fault_oops(regs, error_code, address); in do_user_addr_fault()
1267 pgtable_bad(regs, error_code, address); in do_user_addr_fault()
1283 page_fault_oops(regs, error_code, address); in do_user_addr_fault()
1292 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1311 perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address); in do_user_addr_fault()
1330 if (is_vsyscall_vaddr(address)) { in do_user_addr_fault()
1331 if (emulate_vsyscall(error_code, regs, address)) in do_user_addr_fault()
1354 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1368 vma = find_vma(mm, address); in do_user_addr_fault()
1370 bad_area(regs, error_code, address); in do_user_addr_fault()
1373 if (likely(vma->vm_start <= address)) in do_user_addr_fault()
1376 bad_area(regs, error_code, address); in do_user_addr_fault()
1379 if (unlikely(expand_stack(vma, address))) { in do_user_addr_fault()
1380 bad_area(regs, error_code, address); in do_user_addr_fault()
1390 bad_area_access_error(regs, error_code, address, vma); in do_user_addr_fault()
1407 fault = handle_mm_fault(vma, address, flags, regs); in do_user_addr_fault()
1415 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1440 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1448 kernelmode_fixup_or_oops(regs, error_code, address, in do_user_addr_fault()
1463 do_sigbus(regs, error_code, address, fault); in do_user_addr_fault()
1465 bad_area_nosemaphore(regs, error_code, address); in do_user_addr_fault()
1474 unsigned long address) in trace_page_fault_entries() argument
1480 trace_page_fault_user(address, regs, error_code); in trace_page_fault_entries()
1482 trace_page_fault_kernel(address, regs, error_code); in trace_page_fault_entries()
1487 unsigned long address) in handle_page_fault() argument
1489 trace_page_fault_entries(regs, error_code, address); in handle_page_fault()
1491 if (unlikely(kmmio_fault(regs, address))) in handle_page_fault()
1495 if (unlikely(fault_in_kernel_space(address))) { in handle_page_fault()
1496 do_kern_addr_fault(regs, error_code, address); in handle_page_fault()
1498 do_user_addr_fault(regs, error_code, address); in handle_page_fault()
1512 unsigned long address = read_cr2(); in DEFINE_IDTENTRY_RAW_ERRORCODE() local
1538 if (kvm_handle_async_pf(regs, (u32)address)) in DEFINE_IDTENTRY_RAW_ERRORCODE()
1554 handle_page_fault(regs, error_code, address); in DEFINE_IDTENTRY_RAW_ERRORCODE()