BUG: unable to handle page fault for address: fffffffffff815e3
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD c48f067 P4D c48f067 PUD c491067 PMD 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 20083 Comm: syz-executor.4 Not tainted 6.2.0-rc2-next-20230105-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:ovl_copy_xattr+0xdd/0xbe0 fs/overlayfs/copy_up.c:85
Code: 01 a9 fe 48 8b 04 24 48 8d 78 68 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f4 09 00 00 48 8b 04 24 <48> 8b 58 68 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 02 48 89 fa 48
RSP: 0018:ffffc9000428f710 EFLAGS: 00010246
RAX: fffffffffff8157b RBX: 0000000000000008 RCX: ffffc9000515a000
RDX: 1fffffffffff02bc RSI: ffffffff82d8ae76 RDI: fffffffffff815e3
RBP: ffffc9000428fb08 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801e481000
R13: ffff88802ddb7780 R14: ffff888041e23a90 R15: ffffc9000428fb08
FS:  00007fecfeffe700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffff815e3 CR3: 000000007bb7b000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ovl_copy_up_metadata+0x191/0x890 fs/overlayfs/copy_up.c:616
 ovl_copy_up_workdir fs/overlayfs/copy_up.c:733 [inline]
 ovl_do_copy_up fs/overlayfs/copy_up.c:879 [inline]
 ovl_copy_up_one+0x95a/0x2970 fs/overlayfs/copy_up.c:1045
 ovl_copy_up_flags+0x150/0x1d0 fs/overlayfs/copy_up.c:1091
 ovl_link fs/overlayfs/dir.c:708 [inline]
 ovl_link+0x78/0x250 fs/overlayfs/dir.c:698
 vfs_link+0x946/0xec0 fs/namei.c:4529
 do_linkat+0x42b/0x5c0 fs/namei.c:4600
 __do_sys_link fs/namei.c:4634 [inline]
 __se_sys_link fs/namei.c:4632 [inline]
 __x64_sys_link+0x81/0xa0 fs/namei.c:4632
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fed0048c0c9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fecfeffe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000056
RAX: ffffffffffffffda RBX: 00007fed005abf80 RCX: 00007fed0048c0c9
RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000020000400
RBP: 00007fed004e7ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc980702f R14: 00007fecfeffe300 R15: 0000000000022000
 </TASK>
Modules linked in:
CR2: fffffffffff815e3
---[ end trace 0000000000000000 ]---
RIP: 0010:ovl_copy_xattr+0xdd/0xbe0 fs/overlayfs/copy_up.c:85
Code: 01 a9 fe 48 8b 04 24 48 8d 78 68 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f4 09 00 00 48 8b 04 24 <48> 8b 58 68 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 02 48 89 fa 48
RSP: 0018:ffffc9000428f710 EFLAGS: 00010246
RAX: fffffffffff8157b RBX: 0000000000000008 RCX: ffffc9000515a000
RDX: 1fffffffffff02bc RSI: ffffffff82d8ae76 RDI: fffffffffff815e3
RBP: ffffc9000428fb08 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801e481000
R13: ffff88802ddb7780 R14: ffff888041e23a90 R15: ffffc9000428fb08
FS:  00007fecfeffe700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffff815e3 CR3: 000000007bb7b000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	01 a9 fe 48 8b 04    	add    %ebp,0x48b48fe(%rcx)
   6:	24 48                	and    $0x48,%al
   8:	8d 78 68             	lea    0x68(%rax),%edi
   b:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  12:	fc ff df
  15:	48 89 fa             	mov    %rdi,%rdx
  18:	48 c1 ea 03          	shr    $0x3,%rdx
  1c:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
  20:	0f 85 f4 09 00 00    	jne    0xa1a
  26:	48 8b 04 24          	mov    (%rsp),%rax
* 2a:	48 8b 58 68          	mov    0x68(%rax),%rbx <-- trapping instruction
  2e:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  35:	fc ff df
  38:	48 8d 7b 02          	lea    0x2(%rbx),%rdi
  3c:	48 89 fa             	mov    %rdi,%rdx
  3f:	48                   	rex.W