Lines Matching refs:address
225 force_sig_info_fault(int si_signo, int si_code, unsigned long address, in force_sig_info_fault() argument
234 info.si_addr = (void __user *)address; in force_sig_info_fault()
250 static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address) in vmalloc_sync_one() argument
252 unsigned index = pgd_index(address); in vmalloc_sync_one()
268 pud = pud_offset(pgd, address); in vmalloc_sync_one()
269 pud_k = pud_offset(pgd_k, address); in vmalloc_sync_one()
273 pmd = pmd_offset(pud, address); in vmalloc_sync_one()
274 pmd_k = pmd_offset(pud_k, address); in vmalloc_sync_one()
288 unsigned long address; in vmalloc_sync_all() local
293 for (address = VMALLOC_START & PMD_MASK; in vmalloc_sync_all()
294 address >= TASK_SIZE_MAX && address < FIXADDR_TOP; in vmalloc_sync_all()
295 address += PMD_SIZE) { in vmalloc_sync_all()
307 ret = vmalloc_sync_one(page_address(page), address); in vmalloc_sync_all()
322 static noinline int vmalloc_fault(unsigned long address) in vmalloc_fault() argument
329 if (!(address >= VMALLOC_START && address < VMALLOC_END)) in vmalloc_fault()
342 pmd_k = vmalloc_sync_one(__va(pgd_paddr), address); in vmalloc_fault()
349 pte_k = pte_offset_kernel(pmd_k, address); in vmalloc_fault()
361 check_v8086_mode(struct pt_regs *regs, unsigned long address, in check_v8086_mode() argument
370 bit = (address - 0xA0000) >> PAGE_SHIFT; in check_v8086_mode()
381 static void dump_pagetable(unsigned long address) in dump_pagetable() argument
384 pgd_t *pgd = &base[pgd_index(address)]; in dump_pagetable()
393 pmd = pmd_offset(pud_offset(pgd, address), address); in dump_pagetable()
405 pte = pte_offset_kernel(pmd, address); in dump_pagetable()
423 static noinline int vmalloc_fault(unsigned long address) in vmalloc_fault() argument
431 if (!(address >= VMALLOC_START && address < VMALLOC_END)) in vmalloc_fault()
441 pgd = (pgd_t *)__va(read_cr3()) + pgd_index(address); in vmalloc_fault()
442 pgd_ref = pgd_offset_k(address); in vmalloc_fault()
458 pud = pud_offset(pgd, address); in vmalloc_fault()
459 pud_ref = pud_offset(pgd_ref, address); in vmalloc_fault()
469 pmd = pmd_offset(pud, address); in vmalloc_fault()
470 pmd_ref = pmd_offset(pud_ref, address); in vmalloc_fault()
480 pte_ref = pte_offset_kernel(pmd_ref, address); in vmalloc_fault()
484 pte = pte_offset_kernel(pmd, address); in vmalloc_fault()
511 check_v8086_mode(struct pt_regs *regs, unsigned long address, in check_v8086_mode() argument
523 static void dump_pagetable(unsigned long address) in dump_pagetable() argument
526 pgd_t *pgd = base + pgd_index(address); in dump_pagetable()
539 pud = pud_offset(pgd, address); in dump_pagetable()
547 pmd = pmd_offset(pud, address); in dump_pagetable()
555 pte = pte_offset_kernel(pmd, address); in dump_pagetable()
583 static int is_errata93(struct pt_regs *regs, unsigned long address) in is_errata93() argument
590 if (address != regs->ip) in is_errata93()
593 if ((address >> 32) != 0) in is_errata93()
596 address |= 0xffffffffUL << 32; in is_errata93()
597 if ((address >= (u64)_stext && address <= (u64)_etext) || in is_errata93()
598 (address >= MODULES_VADDR && address <= MODULES_END)) { in is_errata93()
600 regs->ip = address; in is_errata93()
615 static int is_errata100(struct pt_regs *regs, unsigned long address) in is_errata100() argument
618 if ((regs->cs == __USER32_CS || (regs->cs & (1<<2))) && (address >> 32)) in is_errata100()
624 static int is_f00f_bug(struct pt_regs *regs, unsigned long address) in is_f00f_bug() argument
633 nr = (address - idt_descr.address) >> 3; in is_f00f_bug()
651 unsigned long address) in show_fault_oops() argument
662 pgd += pgd_index(address); in show_fault_oops()
664 pte = lookup_address_in_pgd(pgd, address, &level); in show_fault_oops()
675 if (address < PAGE_SIZE) in show_fault_oops()
680 printk(KERN_CONT " at %p\n", (void *) address); in show_fault_oops()
684 dump_pagetable(address); in show_fault_oops()
689 unsigned long address) in pgtable_bad() argument
700 tsk->comm, address); in pgtable_bad()
701 dump_pagetable(address); in pgtable_bad()
703 tsk->thread.cr2 = address; in pgtable_bad()
715 unsigned long address, int signal, int si_code) in no_context() argument
740 tsk->thread.cr2 = address; in no_context()
743 force_sig_info_fault(signal, si_code, address, in no_context()
759 if (is_vmalloc_addr((void *)address) && in no_context()
760 (((unsigned long)tsk->stack - 1 - address < PAGE_SIZE) || in no_context()
761 address - ((unsigned long)tsk->stack + THREAD_SIZE) < PAGE_SIZE)) { in no_context()
778 "S" (regs), "d" (address), in no_context()
795 if (is_prefetch(regs, error_code, address)) in no_context()
798 if (is_errata93(regs, address)) in no_context()
807 show_fault_oops(regs, error_code, address); in no_context()
812 tsk->thread.cr2 = address; in no_context()
821 printk(KERN_DEFAULT "CR2: %016lx\n", address); in no_context()
832 unsigned long address, struct task_struct *tsk) in show_signal_msg() argument
842 tsk->comm, task_pid_nr(tsk), address, in show_signal_msg()
852 unsigned long address, u32 *pkey, int si_code) in __bad_area_nosemaphore() argument
867 if (is_prefetch(regs, error_code, address)) in __bad_area_nosemaphore()
870 if (is_errata100(regs, address)) in __bad_area_nosemaphore()
879 ((address & ~0xfff) == VSYSCALL_ADDR))) { in __bad_area_nosemaphore()
880 if (emulate_vsyscall(regs, address)) in __bad_area_nosemaphore()
890 if (address >= TASK_SIZE_MAX) in __bad_area_nosemaphore()
894 show_signal_msg(regs, error_code, address, tsk); in __bad_area_nosemaphore()
896 tsk->thread.cr2 = address; in __bad_area_nosemaphore()
900 force_sig_info_fault(SIGSEGV, si_code, address, tsk, pkey, 0); in __bad_area_nosemaphore()
905 if (is_f00f_bug(regs, address)) in __bad_area_nosemaphore()
908 no_context(regs, error_code, address, SIGSEGV, si_code); in __bad_area_nosemaphore()
913 unsigned long address, u32 *pkey) in bad_area_nosemaphore() argument
915 __bad_area_nosemaphore(regs, error_code, address, pkey, SEGV_MAPERR); in bad_area_nosemaphore()
920 unsigned long address, struct vm_area_struct *vma, int si_code) in __bad_area() argument
934 __bad_area_nosemaphore(regs, error_code, address, in __bad_area()
939 bad_area(struct pt_regs *regs, unsigned long error_code, unsigned long address) in bad_area() argument
941 __bad_area(regs, error_code, address, NULL, SEGV_MAPERR); in bad_area()
963 unsigned long address, struct vm_area_struct *vma) in bad_area_access_error() argument
971 __bad_area(regs, error_code, address, vma, SEGV_PKUERR); in bad_area_access_error()
973 __bad_area(regs, error_code, address, vma, SEGV_ACCERR); in bad_area_access_error()
977 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address, in do_sigbus() argument
985 no_context(regs, error_code, address, SIGBUS, BUS_ADRERR); in do_sigbus()
990 if (is_prefetch(regs, error_code, address)) in do_sigbus()
993 tsk->thread.cr2 = address; in do_sigbus()
1001 tsk->comm, tsk->pid, address); in do_sigbus()
1005 force_sig_info_fault(SIGBUS, code, address, tsk, pkey, fault); in do_sigbus()
1010 unsigned long address, u32 *pkey, unsigned int fault) in mm_fault_error() argument
1013 no_context(regs, error_code, address, 0, 0); in mm_fault_error()
1020 no_context(regs, error_code, address, in mm_fault_error()
1034 do_sigbus(regs, error_code, address, pkey, fault); in mm_fault_error()
1036 bad_area_nosemaphore(regs, error_code, address, pkey); in mm_fault_error()
1081 spurious_fault(unsigned long error_code, unsigned long address) in spurious_fault() argument
1102 pgd = init_mm.pgd + pgd_index(address); in spurious_fault()
1106 pud = pud_offset(pgd, address); in spurious_fault()
1113 pmd = pmd_offset(pud, address); in spurious_fault()
1120 pte = pte_offset_kernel(pmd, address); in spurious_fault()
1182 static int fault_in_kernel_space(unsigned long address) in fault_in_kernel_space() argument
1184 return address >= TASK_SIZE_MAX; in fault_in_kernel_space()
1215 unsigned long address) in __do_page_fault() argument
1235 if (unlikely(kmmio_fault(regs, address))) in __do_page_fault()
1251 if (unlikely(fault_in_kernel_space(address))) { in __do_page_fault()
1253 if (vmalloc_fault(address) >= 0) in __do_page_fault()
1256 if (kmemcheck_fault(regs, address, error_code)) in __do_page_fault()
1261 if (spurious_fault(error_code, address)) in __do_page_fault()
1271 bad_area_nosemaphore(regs, error_code, address, NULL); in __do_page_fault()
1281 pgtable_bad(regs, error_code, address); in __do_page_fault()
1284 bad_area_nosemaphore(regs, error_code, address, NULL); in __do_page_fault()
1293 bad_area_nosemaphore(regs, error_code, address, NULL); in __do_page_fault()
1313 perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address); in __do_page_fault()
1339 bad_area_nosemaphore(regs, error_code, address, NULL); in __do_page_fault()
1353 vma = find_vma(mm, address); in __do_page_fault()
1355 bad_area(regs, error_code, address); in __do_page_fault()
1358 if (likely(vma->vm_start <= address)) in __do_page_fault()
1361 bad_area(regs, error_code, address); in __do_page_fault()
1371 if (unlikely(address + 65536 + 32 * sizeof(unsigned long) < regs->sp)) { in __do_page_fault()
1372 bad_area(regs, error_code, address); in __do_page_fault()
1376 if (unlikely(expand_stack(vma, address))) { in __do_page_fault()
1377 bad_area(regs, error_code, address); in __do_page_fault()
1387 bad_area_access_error(regs, error_code, address, vma); in __do_page_fault()
1407 fault = handle_mm_fault(vma, address, flags); in __do_page_fault()
1429 no_context(regs, error_code, address, SIGBUS, BUS_ADRERR); in __do_page_fault()
1435 mm_fault_error(regs, error_code, address, &pkey, fault); in __do_page_fault()
1445 perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address); in __do_page_fault()
1448 perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address); in __do_page_fault()
1451 check_v8086_mode(regs, address, tsk); in __do_page_fault()
1458 unsigned long address = read_cr2(); /* Get the faulting address */ in do_page_fault() local
1470 __do_page_fault(regs, error_code, address); in do_page_fault()
1477 trace_page_fault_entries(unsigned long address, struct pt_regs *regs, in trace_page_fault_entries() argument
1481 trace_page_fault_user(address, regs, error_code); in trace_page_fault_entries()
1483 trace_page_fault_kernel(address, regs, error_code); in trace_page_fault_entries()
1495 unsigned long address = read_cr2(); in trace_do_page_fault() local
1499 trace_page_fault_entries(address, regs, error_code); in trace_do_page_fault()
1500 __do_page_fault(regs, error_code, address); in trace_do_page_fault()