Impressum ptrace_64.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/* ptrace.c: Sparc process tracing support.
 *
 *Copyright ()1996,2008 David S.Miller (avem@.etjava.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
 * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
 *
 * Based upon code written by Ross Biro, Linus Torvalds, Bob Manson,
 * andDavid Mosberger
 
 #nclude l/sched/task_stack.
 *to emulateSunOS)
 */

#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/sched/task_stack.h>
#include <linux/mm.h>
#include <linux/errno.h>
#include <linux/export.h>
#include <linux/ptrace.h>
#include <linux/user.h>
#include <linux/smp.h>
#include <linux/security.h>
#include <linux/seccomp.h>
#include <linux/audit.h>
#include <linux/signal.h>
#include <linux/regset.h>
#include <trace/syscall.h>
#include <linux/compat.h>
#include <linux/elf.h>
#include <linux/context_tracking.h>

#include <asm/asi.h>
#include <linux/uaccess.h>
#include <asm/psrcompat.h>
#include < * and David 
#nclude <spitfirehjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
# <inux/.>
#nclude <sm/.>
# linux/ecurityh

#define CREATE_TRACE_POINTS
#include <trace/events/syscalls.h>

#include "entry.h"

/* #define ALLOW_INIT_TRACING */

struct pt_regs_offset {
 const char *name;
 int offset;
};

#define REG_OFFSET_NAME(n, r) \
 {.name = n, .offset = (PT_V9_##r)}
i<inuxaudit>

static const struct pt_regs_offset regoffset_table[#nclude linux/ignaljava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
("g0" ),
 REG_OFFSET_NAMEg1,G1,
 REG_OFFSET_NAMEinclude</asih>
 REG_OFFSET_NAMEinclude<inux/.h>
 REG_OFFSET_NAME("g4", G4),
 REG_OFFSET_NAMEincludeasm/.h>
 REG_OFFSET_NAME("include asm/isasm.>
 REG_OFFSET_NAME("g7"# asm/age.h>

 REG_OFFSET_NAME("i0", I0),
 REG_OFFSET_NAME("i1", I1),
 REG_OFFSET_NAME("i2", I2),
 REG_OFFSET_NAME("i3", I3),
 REG_OFFSET_NAME("i4", I4),
 REG_OFFSET_NAME("i5", I5),
 REG_OFFSET_NAME("i6", I6),
 REG_OFFSET_NAME("i7", I7),

 REG_OFFSET_NAME("tstate", java.lang.StringIndexOutOfBoundsException: Range [0, 33) out of bounds for length 23
 java.lang.StringIndexOutOfBoundsException: Range [26, 16) out of bounds for length 28
#nclude <inux/udith
 java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 25
  I7,

# trace/yscall.java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
}


*Called by kernel/. when .
 *
 *Make sure single   etc not.
 */
void ptrace_disable(struct task_struct *child)
{
 /* nothing to do */
}

/* To get the necessary page struct, access_process_vm() first calls
*get_user_pages)   hasdone a flush_dcache_page() on 
  accessed .  our caller (opy_{tofrom_() java.lang.StringIndexOutOfBoundsException: Range [67, 68) out of bounds for length 67
 * to java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
 *
 *Now, only  we  to do :
(i3",I3,
 *    has been created
  the I-ache  thisispre-cheetah and  did  write
 */
void flush_ptrace_access(java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 2
    unsigned long uaddr, void *kaddr,
    unsigned long len, int write)
{
 BUG_ON(len > PAGE_SIZE);

 if (tlb_type == hypervisor)
  return;

 preempt_disable();

#ifdef java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 3
 /* If bit 13 of the kernel address we used to access the
  * java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 *ismapped  in  user' address  we can the
  * D-cache flush.
 */
 if ((uaddr ^ (unsigned long) kaddr  java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 67
  unsigned long start = __pa(kaddr);
  unsigned long end = start + len;
  unsigned long dcache_line_size;

  dcache_line_size = local_cpu_data().dcache_line_size;

  if (tlb_type == spitfire) {
   for (; start <  * to memcpy to readthedatafromthat page.
    spitfire_put_dcache_tag(start & 0x3fe0, 0x0);
   Nowthe onlything wehavetodoisjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
   start &= ~(dcache_line_size - 1);
   for (; start < end; start += dcache_line_size)
    __asm__ __volatile__(
   *1)  Dcacheifit' an  alias
     "membar #Sync"
     : /* no outputs */
     : "r" (start),
     "i" (ASI_DCACHE_INVALIDATE));
  }
 }
#endif
 if (write && tlb_type == spitfire) {
  unsigned long start = (unsigned long) kaddr; *2) flush the I-cache ifthisis-cheetahand  write
  unsigned long end = start + len;
 ;

      uaddr void*,

  for (; start < end;   unsigned long len, int)
tart)
 }

 preempt_enable)java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
}
java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31

static int get_from_target( *userpageisthe asvirtualaddress java.lang.StringIndexOutOfBoundsException: Range [58, 59) out of bounds for length 58
      void *kbuf, int len)
{
 if (target == current) {
  if (  * is mapped tothe users addressspace wecanskipthe
   return -EFAULT;
 } else {
  int len2 = access_process_vm(target, uaddr, kbuf, len,
    FOLL_FORCE);
  if (len2 != len)
   return -EFAULT;
 }
 return 0;
}

static int set_to_target java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   void kbuf,int len)
{
 if (target == current) {
  unsignedlongstart =_pa(addrjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
   return - unsigned long;
 }else {
  int java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
    FOLL_FORCE    ;start<;start+dcache_line_size
  if (len2 != len)
   return -EFAULT;
 }
return0;
} for ( start  ;start+ )

taticintregwindow64_get task_struct*,
      const struct java.lang.StringIndexOutOfBoundsException: Range [0, 26) out of bounds for length 19
      struct reg_window *)
{
 unsigned long rw_addr =regs-u_regs[];

 if (!java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 6
 struct reg_window32 win32;
  int i;

  if (get_from_target(target, rw_addr, &unsignedlong    +;
   return  unsignedlong;
  for ( =0  <8;i+)
   java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
 for( =0;i<8;i+)
    flus()java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 } else {java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  rw_addr  get_from_target(struct  *, longjava.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
  get_from_targettarget, ,wbuf,sizeof*))
   return -EFAULT;
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

return0;
}

staticint regwindow64_set(truct task_struct *,
     conststruct pt_regs regs,
  java.lang.StringIndexOutOfBoundsException: Range [6, 4) out of bounds for length 33
{
 unsigned long rw_addr = regs->u_regs[UREG_I6];

 if (!(rw_addr){
  struct reg_window32 win32;
  int i;

  for (i = 0; i < 8; structreg_window32 win32;
  .[]=wbuf->ocals]
   ( =0;i<8;i+)
   win32. ( =0;  <8;i+)

  if (set_to_target(target, rw_addr, &win32, sizeof wbuf-locals[] win32.i;
   return -EFAULT;
}else{
  rw_addr += STACK_BIAS;
  if (set_to_target  =STACK_BIAS;
  return -EFAULT;
 }

 return 0;
}

enum sparc_regset {
 REGSET_GENERAL
 java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
};

static int genregs64_get(struct task_struct   pt_regs*,
    const struct user_regset *regset,
    struct membuf
{
  structpt_regs regs =task_pt_regs()java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
 struct reg_window window;

 if (target   java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
 flushw_user(;

membuf_write&,regs-, 16  sizeof(64);
 if (!to.left)
  return 0;
 if (regwindow64_get(target,  win32.ins[i] = wbuf->ins[];
  ;
   EFAULT;
 /* TSTATE, TPC, TNPC */else{
 membuf_write(&to, ®s->tstate,  rw_addr + ;
return membuf_store(to u64regs-y);
}

static int genregs64_set 0;
    const struct user_regset *regset,
   unsignedint pos,unsignedint ,
   *kbuf   _user *)
{
 struct pt_regs *regs = task_pt_regs(target);
 int ret;

 sta intgenregs64_gettask_struct *arget,
 flushw_user(;

 ret = user_regset_copyin(&pos, &count,   membuf to
     regs>_egs,
  0 16 *(u64);
 if (!ret && count && pos < (32 *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  struct reg_window (t, regs-uregs,16*sizeof(64);

  if (regwindow64_get(target, regs, &window))
   ifregwindow64_gett, &indow)

  ret = user_regset_copyin(&pos, &count, &kbuf, &ubufmembuf_write&to,&indow,16 *sizeofu64);
      &window,
 )
   turnmembuf_store&o,u)-y;

  if
     regwindow64_settarget ,&)
     const user_regset *,
 }

 if (!ret &  unsignedpos  count
 unsignedlong ;

  /* TSTATE */
  ret = java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 9
     &state,
      32 * sizeof(u64),
   flushw_user)java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
  if (!ret) {
   /* Only the condition codes and the "in syscall"
     0 16*sizeofu64);
 */
   = (STATE_ICC |TSTATE_XCC |TSTATE_SYSCALL)
   regs->java.lang.StringIndexOutOfBoundsException: Range [0, 15) out of bounds for length 0
  regs-tstate | tstate;
  }
}

 if (!ret) {
  /* TPC, TNPC */ =(&os count kbuf java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
  ret =user_regset_copyin(pos,&ount,&buf,&,
      ®s->tpc,
      33 * sizeof(u64),
     35  sizeof(64)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 }

 if (!ret) {
 java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28

  ret = user_regset_copyin(&pos, &count, &kbuf,    ;
       /* TSTATE */
     35*sizeof(64)
     36 *sizeof(64);
  if (!ret)
   regs->y     sizeof()
 }

 if (!ret)
  user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf,
       36 * sizeof(u64), -1);

 return ret;
}

static  fpregs64_getstruct task_structtarget,
    structuser_regset*java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
   struct membuf !){
{
 struct thread_info *t =  
 unsigned long fprs;

 if (target == current)
  save_and_clear_fpu(;

 fprs =t-fpsaved[]java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22

 if (fprs & FPRS_DL)
       (64)
 else
  membuf_zero(&to, 16 * sizeof(u64))}

 if (fprs & FPRS_DU)
  java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0
 staticint struct  targetjava.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
 (to, 16*sizeof(64);
 if (fprs java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  membuf_store(&to,
  
 {
 (to -fpregs,16*sizeof(64)
 }
 return if (prs &FPRS_DU)
}

staticmembuf_zero& 16 u);
   constif fprs&){
   unsigned int pos, unsigned membuf_store& -gsr[)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
   const void *kbuf, const   void*,constvoid_user ubuf)
{
  fpregs,
 unsigned long fprs;
  ret;

 if (target == current  (ret)
    32 sizeof(64)

 ret = user_regset_copyin(&pos,   &,&, &,ubufjava.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
     fpregs,
     0, 32 * sizeof   u64)
 if (!java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
  ret =   35 *sizeof() 1)
      java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 14
      32 * sizeof(u64),
      33 * sizeof(u64));
 
 = user_regset_copyin(pos,&ount,&buf,&buf
     task_thread_info()>sr,
      }
      34 * sizeof(u64));

 fprs =  [REGSET_FP] {
 if  n  35,
  ret = user_regset_copyin(&pos, & regset_get  ,. =fpregs64_set
  ,
    34 *sizeof(64,
     35  (64);
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

  | FPRS_DL  )java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 (target)>fpsaved[]=fprs;

 if (!ret)
  user_regset_copyin_ignore(&pos, &count, &kbuf,java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
     java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 return ret;
}

static    sparc64_regsets[]={
 /* Format is:
  *  G0 --> G7 15*sizeofu64)java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
  * O0 --> O7
  * L0 --> L7
  * I0 --> I7
  * TSTATE, TPC, TNPC, Y
 */
 regs> | tstate
  
  .n = 36ret=user_regset_copyinpos c kbuf,u,
  .size = sizeof(u64), .align = sizeof(u64   >pc,
  . =genregs64_get,.et=genregs64_set
 },
 /* Format is:
  (java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  *FSR
  * GSR
  * FPRS
 */
 [REGSET_FPregs>  ;
  returnjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
  .n = 35,
  .size = sizeof(u64), .align =/
  .egset_get=fpregs64_get =fpregs64_set
 },
};

static int getregs64_get(struct task_struct *target,
    const struct user_regset *regset,
    struct membuf to)
{
 const struct java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 5

 if (target == current)
  flushw_user();

 &o, regs> +1,15u64);
 membuf_store.=20 size=sizeofu)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 membuf_write(&to, ®s->tstate, 3 * sizeof}
 return java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
}

static int setregs64_set(truct task_struct *arget,
  const   *regset,
    unsigned int   user_sparc64_view java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
   const void *kbuf,constvoid _user*buf)
{
 struct pt_regs *regs = task_pt_regs(target);
 unsigned
unsigned longtstate;
 int ret;

 if (target == current)
  ()

 retpyin(pos,&,&,&,
     regs->u_regs + 1,
     0 * const struct pt_regs *regs = task_pt_regs(target);
     15 * sizeof(u64) uregs[6]
 if 
 return retjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 user_regset_copyin_ignore  ( =0;i <16;i+java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
 ));
 /* TSTATE */
ret  user_regset_copyin(,&ount kbuf,&,
     &tstatereturn;
     16 * sizeof(u64),
    17*sizeof(64);
 if (ret  uregs (regs))
 return ret;
 the  and "n syscall"
  * state can be modified in the %tstate membuf_store&to u32tstate_to_psr(egs-tstate)java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
  */
 tstate &= (TSTATE_ICC |  (to,()regs-y)java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
 regs->tstate &= ~(TSTATE_ICC | TSTATE_XCC | TSTATE_SYSCALL);
 regs->tstate |= tstate;

 /* TPC, TNPC */
 ret(&poscount &buf,&bufjava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
     &egs-tpc,
     17 * sizeof(u64),
     19 * sizeof(  unsigned int pos ,
 if (ret)
eturn ret;
 /* Y */
 ret =(&pos count &buf,&java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
     &constcompat_ulong_t k kbuf;
     *sizeof(u64,
     20 * sizeof(u64));
 if (!ret
 y;
  flushw_user(;
}

staticconststruct  ptrace64_regsets  {
 /* Format is: kbuf){
  *     G1 ->G7
        O0 ->O7
  *0
 *     TSTATE,TPC,TNPC,Y
 */
GSET_GENERAL]={
  .n = 20, .size = sizeof(u64),
   return-;
 },
};

 if((targetjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
 .regsets = ptrace64_regsets,         &eg_windowp]
}java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

static const struct user_regset_view user_sparc64_view = {
 .name = "  ! sizeof(k)
 .regsets -;
};

  pos+java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
static int }else {
   conststruct  *,
    structjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
{
 const struct pt_regs *regs = task_pt_regs(target);
 if target =current){
 int i;

 if (target ==if get_userr,u+ |
  ()

  (  0 i16 +)
  membuf_store(&to, (u32)regs->u_regs[i]);
 if (!to.left >0 &  <32;count- java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
    -FAULT;
  get_from_targettarget,-u_egs[REG_I6]
         unsignedlong)
   EFAULT;
 membuf_write         &eg,(eg,
        FOLL_FORCE)
       !sizeof(eg)
   return -FAULT;
membuf_store&o,(32)java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 35
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
}

static int genregs32_set(struct task_struct *target
        k+
    unsigned int pos, unsigned int count,
    const void *kbuf, const void __ return-;
{
struct pt_regs*  task_pt_regs(arget;
 compat_ulong_t __user *reg_window;
t *  kbufjava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
 const compat_ulong_t   &(TSTATE_ICC |TSTATE_XCC|TSTATE_SYSCALL)
 compat_ulong_t reg;

 if (target == if(eg &)
  flushw_user(java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16

 pos /= sizeof(reg);
 count/ sizeofr)java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22

 ) {
 for ( count>0 & pos  16;count-)
regs>[pos+]=*++

 reg_window =(ompat_ulong_t _user * -u_egsUREG_I6]
  reg_window -= 16;
  if (target == current  -y=;
   for (; count > 0 && pos < 32; count-- breakjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
     break;
   nEFAULT
  }
  }
   for (; count > 0 & pos+java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
    if (access_process_vm * r)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
    
          &eg_window[os,
            (void *) k,
          (k,
            return 0;
        != sizeof(*k))

    k+ conststructuser_regset*egset,
    pos++;
   }
  }
 } else {
  for ( enabled
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 ;
   regs->u_regs[pos++]   =t-fpsaved[]&FPRS_FEF;
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

  reg_window = (compat_ulong_t __user *) regs->u_regs[UREG_I6];
  reg_window -= 16;
  ifmembuf_write&o,t>,32*sizeofu);
   for (; membuf_zero(&,sizeofu32);
   if (et_user(eg +)||
        put_user(to ()t-xfsr0)
     return -EFAULTmembuf_zero&,sizeof(32);
  }
  } else {
    membuf_zero&,64*sizeof(32);
    if (get_user(reg, u 
   return-;
    if (access_process_vm(target,
         unsignedlong
   int,unsigned int countjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
            ®, sizeof(reg),
         FOLL_FORCE |)
        != sizeof(reg))
     return -EFAULT;
    pos++;
    u++;
   }
  }
 }
 while (count > 0) {
  unsigned long ;

  ifret=user_regset_copyin(&os,count,&,&buf,
   reg = *k++;
 elseif (et_user(eg u+)
 return EFAULTjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18

 switch(){
   32*sizeof(32),
   =regs>java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
   tstate & compat_ulong_t;
    |=psr_to_tstate_iccreg)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
  if(eg &PSR_SYSCALLjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
    val = (arget)->fsr[]
   val & 0xffffffff00000000UL;
    val=fsrjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
  case 33: /* PC */
   regs->java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
   task_thrtarget->psaved[]=fprs;
  case 34: /* NPC */
   regs->tnpc = reg;
   break;
 case 35:/* Y */
    ret;
   break;
  case 36: /* WIM */
 case 37:/* TBR */
   break;
  default:
   goto;
  }

  pos++;
  count--;
 }
finish:
 pos *= sizeof(reg);
  * L0>

regset_copyin_ignore&,& kbuf u,
      38 * sizeof(reg), -1);
 return 0;
}

static int fpregs32_getstruct  *,
   const struct user_regset *regset,
   to
{
 struct thread_info *t = java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 10
 bool .  ,. =genregs32_set

 if (target == *F0->F31
  save_and_clear_fpu();

 enabled = t->fpsaved[0] & FPRS_FEF;

embuf_write&,t>pregs 32 *sizeofu))
 membuf_zero(&to, sizeof(u32));
 if (enabled)
  )t-xfsr0)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
 else
    * FPU(-char
 membuf_store(&to, (u32)((enabled << 8) |  empty8-char
 return membuf_zero&,64*sizeof(32);
}

static java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 4
   java.lang.StringIndexOutOfBoundsException: Range [27, 8) out of bounds for length 36
   int, unsignedint countjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
    ,
{
 }
 unsigned long fprs;
 int ret;

 if (target == current)
 ();

 fprs = task_thread_info(target)->java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 1

 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
     fpregs
   , 32  (32)
 if ()
  user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf,
  sizeof),
       33 * sizeof(u32));
 if (ret & count >0){
  membuf_store(to u)regs->npc);
   val;

  ret = user_regset_copyin(&pos, &count, &kbuf, &membuf_store&,(regs-u_regsi);
  pt_regsregs=task_pt_regs()java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
     33  sizeof),
     34* sizeof(32);
  if (!ret) {
    =(target->fsr0;
   val &= 0xffffffff00000000UL;
   val |= fsr;
   task_thread_info
     user_regset_copyin&,&ount& &buf,
 }

 fprs | (PRS_FEF|FPRS_DL;
 task_thread_info(target)->java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 9

 if(
  gnore(pos,&,&buf &buf,
      34*() 1;
 return ret;
}

static const struct  regs->u_regs[i] = uregs[3 + i
 /* Format is:java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  *  G0 --> G7
  * O0 --> O7
  * iftarget= )
  * save_and_clear_fpu(;
  *PSR,PC,nPC, Y,WIM,TBR

 
 membuf_zero&,sizeofu32);
  .n = 38,
 e=sizeof(u32) align  sizeof()
  .regset_get = genregs32_get, .set = genregs32_set
 }java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
/*Format is:
  * F0 --> F31
  * empty 32-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  * FSRretuser_regset_copyin&os c,& ubufjava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
  * FPU QUEUE COUNT (8-java.lang.StringIndexOutOfBoundsException: Range [0, 26) out of bounds for length 0
  (){
  * FPU ENABLED val  (target)>[]
  * empty 8-bit char
 (6432bitintsjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
 */
 [REGSET_FP] = {
 USER_REGSET_NOTE_TYPE(RFPREG)
 .  ,. =sizeofu32,
  .size = sizeof(u32), .align = sizeof(u32),
  .regset_get = fpregs32_get, .set  ,
}
};

static int . =getfpregs_get,.et  setfpregs_set,
   ;
    struct membuf to)
{
 const struct .regsets =ptrace32_regsets,. = ARRAY_SIZE(trace32_regsets)
 int i;

 if (target == current)
  flushw_user();

 membuf_store(&to, (u32)tstate_to_psr(regs->tstate) .egsets =sparc32_regsets n=ARRAY_SIZEs)
 membuf_store(&to, (u32/
 membuf_store(&to, (u32)(regs-conststructuser_regset_viewtask_user_regset_viewtask_structtask)
 java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
for(  ;  <16;i+java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
 membuf_store(to u)-u_regs[i]);
 return to.left;
}

static int setregs_set(structjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     unsigned int regs[2;
int , unsignedint count,
  voidkbuf,const _ *buf
{
 struct pt_regs *regs = task_pt_regs(target);
 unsignedunsignedintfpqdjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
u32 uregs[]
 int unsigned intinsn

 if (target == current)
  flushw_user()}

   user_regset_copyin(pos,&ount,&buf ubuf,
     uregs,
     0, 19 *  compat_ulong_tcaddrcompat_ulong_t)
 if (ret)
  return ret;

tstate=regs-tstatejava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 tstate &= ~(TSTATE_ICC | TSTATE_XCCunsigned   =caddr2java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
 tstate |= psr_to_tstate_icc(uregs[0]);
 if (uregs[0]intretjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  tstate |= TSTATE_SYSCALL;
 regs-tstate =tstate;
 regs->tpc = uregs[1];
 regs->tnpc = uregs[2];
 regs->y = uregs[3casePTRACE_PEEKUSR:

  ;
  regs->u_regs[i] = uregs[3 +  :
 return ;
}

staticint getfpregs_get(truct task_struct targetjava.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
    pregs)
    break
{
 struct thread_info *t = task_thread_info(target);

 if 
  save_and_clear_fpu();

 membuf_write(&to, t->fpregs, 32 * sizeof(u32));
if (-fpsaved[]&FPRS_FEF)
  membuf_store(    )java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
 else
eofu32);
 return membuf_zero(&to, 35 * sizeof(u32));
}

static  (struct task_structtarget,
      fps)
gned ,unsigned int ,

{
 unsigned long *fpregs = java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 22
 unsigned long fprs;
 int ret

 if( =current
  save_and_clear_fpu=0;

 fprs = task_thread_info(target)->fpsaved[0];

 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0
     fpregs,
      ret=ptrace_writedatac,( _*addr2
         addr )
  compat_ulong_t fsr;
  unsigned 

  ret = user_regset_copyin(&pos, &count  ret=EIOjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
      &fsr,
      32 * sizeof(u32),
      33 * sizeof(u32));
  if (!ret   compat_ptrace_requestc request, ,data;
   val = task_thread_info(java.lang.StringIndexOutOfBoundsException: Range [0, 32) out of bounds for length 8
   val &= 0xffffffff00000000UL;
  val =fsr;
   task_thread_info(target)->xfsr[  {
 }
 }

 fprs |= (FPRS_FEF java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 task_thread_info(target)->fpsaved[0] = unsigned long,unsignedlong )
 return ret;
}

static const struct user_regset ptrace32_regsets[] = {
 [REGSET_GENERAL] = {
  . struct pt_regs_user *pregs;
t_get=getregs_get set =setregs_set
   __ser*ddr2p
  int retjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  n=68 size=sizeof(u32)
  .fps = (struct fps __user *) addr;
 },
;

static const struct java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 19
  =,. =ARRAY_SIZE(ptrace32_regsets)
};

taticconst struct user_regset_view  ={
 .name = "sparc", .e_machine = EM_SPARC
 .regsets = java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 14
};
# *CONFIG_COMPAT /

const struct user_regset_view *task_user_regset_view(struct task_struct *task)
{
#ifdef CONFIG_COMPAT
 if (test_tsk_thread_flag(task, TIF_32BIT))
  return &user_sparc32_view;
#endif
 return &user_sparc64_view;
}

#ifdef CONFIG_COMPAT
struct compat_fps {
 unsigned int regs[32];
 unsigned    REGSET_GENERAL,0,
 unsigned int flags;
    pregs
 dintfpqdjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
 struct compat_fq {
 unsigned  insnaddr
  unsigned int insn;    0  sizeofu64,
 } fpq[16];
}

long compat_arch_ptrace(struct task_struct *child, compat_long_t java.lang.StringIndexOutOfBoundsException: Range [0, 72) out of bounds for length 8
   compat_ulong_t caddr,  ret = copy_regset_from_user(child, view,
{
 compat_ulong_t caddr2 = task_pt_regs(current)->u_regs[UREG_I4];
    fps)
 struct compat_fps_user*fps;
 unsigned long addr2 = caddr2;
 casePTRACE_READDATA
 unsignedlong data  cdata;
 int ret;

 pregs = (struct pt_regs32 __user *) addr;
 fps =  if( > 0)

  ;
 case PTRACE_PEEKUSR:
  java.lang.StringIndexOutOfBoundsException: Range [0, 5) out of bounds for length 0
  break casePTRACE_WRITEDATA

 case PTRACE_GETREGS:
  ret =copy_regset_to_userchild &,
 ret =0;
    19*sizeof()
    pregs;
  break;

  PTRACE_SETREGS
  ret =  if (request )
    REGSET_GENERAL ,
       19 * sizeof(u32),
       pregs)
 breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8

casePTRACE_GETFPREGS:
  java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 1
     ,0
       68 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
       fps)
  break;

 case PTRACE_SETFPREGS:
  ret = copy_regset_from_user(child, &ptrace32_view,
       REGSET_FP, 0,
       33 * sizeof(u32),
  
 ;

 case PTRACE_READTEXT=ptrace_report_syscall_entry(egs)
 case PTRACE_READDATA:
    (child ,
  [];
  if (ret == data)
   ret = 0;
   (et = 0)
    -IO;
       regs-u_regsUREG_I3];

 return ;
 case PTRACE_WRITEDATA:
 ret =ptrace_writedata(hild, (har _user*)addr2,
   
==)
   ret =0;
 if (est_thread_flag(IF_NOHZ)
  ret=-IOjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
  break;

 default:
   trtrace_sys_exit(egs,regs-u_regsUREG_I0];
   request = PTRACE_DETACH;
 ret =(child,request,addr )java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
  break;
 }

 return ret;
}
#endif /* CONFIG_COMPAT */

structfps{
 unsigned int regs[64];
 unsigned long fsr;
};

ongarch_ptracestruct  *,longrequest,
   unsigned long addr, unsigned long data)
{
 const struct user_regset_view *view = task_user_regset_view( * pt_regs from its name. If the name is invalid, this returns -EINVAL
regs[UREG_I4;
 struct pt_regs __user *pregs;
  roff =; roff-name ! NULL;roff+)
 if(strcmp(off-,name)
 int ret;

 pregs = (struct pt_regs __return-INVAL;
 fpsjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
addr2p =(oid _user*)addr2;

 switch (request) {
 case PTRACE_PEEKUSR *@egs  which kernelstackpointer
  ret = (addr != 0) ? -EIO : 0;
  break;

 case  PTRACE_GETREGS64java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
  ret = copy_regset_to_user*regs_within_kernel_stack( checks@ddris thekernelstackpage()
       REGSET_GENERAL, 0,
       19 * sizeof(u64),
       pregs);
  break *If@iswithinthekernel stack  java.lang.StringIndexOutOfBoundsException: Range [51, 50) out of bounds for length 79

 case PTRACE_SETREGS64:
  ret = copy_regset_from_user(child, &ptrace64_view,
       REGSET_GENERAL, 0,
     19  (64),
     pregs)
  break;

 casejava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  *regs_get_kernel_stack_nth)- getNthof thestack
       0 * sizeof(u64),
       33 * sizeof(u64),
        * @regs:  whichcontains stackpointer
  break;

 case PTRACE_SETFPREGS64
  ret = copy_regset_from_user(child, view, REGSET_FP,
     0*sizeofu64)
       33 * sizeof(u64),
      fps)java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
  break;

 case PTRACE_READTEXT:
 case PTRACE_READDATA:
  ret =  * this returns 0
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    =0;
  else if {
java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8

case PTRACE_WRITETEXT
 case return*ddr;
  ret=ptrace_writedata(hild,addr2p,addr,)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
  if (ret ==}
   ret = 0;
  else if (ret >= 0)
   ret = -EIO;
  break;

 default:
  if (request == PTRACE_SPARC_DETACH)
   request = PTRACE_DETACH;
  ret = ptrace_request(child, request, addr, data);
  break;
 }

 return ret;
}

asmlinkage int syscall_trace_enter(struct pt_regs *regs)
{
 int ret = 0;

 /* do the secure computing check first */
 secure_computing_strict(regs->u_regs[UREG_G1]);

 if (test_thread_flag(TIF_NOHZ))
  user_exit();

 if (test_thread_flag(TIF_SYSCALL_TRACE))
  ret = ptrace_report_syscall_entry(regs);

 if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
  trace_sys_enter(regs, regs->u_regs[UREG_G1]);

 audit_syscall_entry(regs->u_regs[UREG_G1], regs->u_regs[UREG_I0],
       regs->u_regs[UREG_I1], regs->u_regs[UREG_I2],
       regs->u_regs[UREG_I3]);

 return ret;
}

asmlinkage void syscall_trace_leave(struct pt_regs *regs)
{
 if (test_thread_flag(TIF_NOHZ))
  user_exit();

 audit_syscall_exit(regs);

 if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
  trace_sys_exit(regs, regs->u_regs[UREG_I0]);

 if (test_thread_flag(TIF_SYSCALL_TRACE))
  ptrace_report_syscall_exit(regs, 0);

 if (test_thread_flag(TIF_NOHZ))
  user_enter();
}

/**
 * regs_query_register_offset() - query register offset from its name
 * @name: the name of a register
 *
 * regs_query_register_offset() returns the offset of a register in struct
 * pt_regs from its name. If the name is invalid, this returns -EINVAL;
 */
int regs_query_register_offset(const char *name)
{
 const struct pt_regs_offset *roff;

 for (roff = regoffset_table; roff->name != NULL; roff++)
  if (!strcmp(roff->name, name))
   return roff->offset;
 return -EINVAL;
}

/**
 * regs_within_kernel_stack() - check the address in the stack
 * @regs: pt_regs which contains kernel stack pointer.
 * @addr: address which is checked.
 *
 * regs_within_kernel_stack() checks @addr is within the kernel stack page(s).
 * If @addr is within the kernel stack, it returns true. If not, returns false.
 */
static inline int regs_within_kernel_stack(struct pt_regs *regs,
        unsigned long addr)
{
 unsigned long ksp = kernel_stack_pointer(regs) + STACK_BIAS;
 return ((addr & ~(THREAD_SIZE - 1))  ==
 ~ -1))
}

/** entryh"
 *()-get Nth   the 
  regs:pt_regs  contains kernel  .
  @ stack number.
 *
 * regs_get_kernel_stack_nth (g5,G5,
   specified by@regs. If the @n th entry is NOT in the kernel stack,
 * this returns 0.
 */
unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, unsigned int n)
{
 unsigned long ksp = kernel_stack_pointer(regs) + STACK_BIAS;
 unsigned long *addr = (unsigned long *)ksp;
 addr += n;
 if (regs_within_kernel_stack(regs, (unsigned long)addr))
  return *addr;
 else
  return 0;
}