general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7]
CPU: 0 PID: 19092 Comm: syz-executor.5 Not tainted 6.4.0-rc2-next-20230515-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:iput+0x44/0x7a0 fs/inode.c:1763
Code: 48 85 ed 0f 84 84 04 00 00 e8 48 7b 96 ff 48 8d 85 d8 00 00 00 48 89 c2 48 89 04 24 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 73 06 00 00 48 8b 9d d8 00 00 00 31 ff 83 e3 40
RSP: 0018:ffffc900166ff8c8 EFLAGS: 00010203
RAX: dffffc0000000000 RBX: fffffffffffffffc RCX: ffffc9000c052000
RDX: 000000000000001a RSI: ffffffff81eda868 RDI: fffffffffffffffe
RBP: fffffffffffffffe R08: 0000000000000007 R09: fffffffffffff000
R10: fffffffffffffffc R11: 0000000000000000 R12: fffffffffffffffc
R13: ffff88802c9d3210 R14: fffffffffffffffe R15: ffff888027f04000
FS:  00007f50cc0a7700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000202b8000 CR3: 0000000020a30000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 btrfs_orphan_cleanup+0x4c0/0x7a0 fs/btrfs/inode.c:3835
 create_snapshot fs/btrfs/ioctl.c:853 [inline]
 btrfs_mksubvol+0xaff/0x1310 fs/btrfs/ioctl.c:995
 btrfs_mksnapshot+0xaf/0xf0 fs/btrfs/ioctl.c:1041
 __btrfs_ioctl_snap_create+0x42b/0x4d0 fs/btrfs/ioctl.c:1294
 btrfs_ioctl_snap_create+0x15f/0x200 fs/btrfs/ioctl.c:1321
 btrfs_ioctl+0x50e/0x5b30 fs/btrfs/ioctl.c:4557
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __x64_sys_ioctl+0x197/0x210 fs/ioctl.c:856
 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: 0033:0x7f50cb28c169
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:00007f50cc0a7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f50cb3ac050 RCX: 00007f50cb28c169
RDX: 00000000200000c0 RSI: 0000000050009401 RDI: 0000000000000007
RBP: 00007f50cb2e7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdc7b7449f R14: 00007f50cc0a7300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:iput+0x44/0x7a0 fs/inode.c:1763
Code: 48 85 ed 0f 84 84 04 00 00 e8 48 7b 96 ff 48 8d 85 d8 00 00 00 48 89 c2 48 89 04 24 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 73 06 00 00 48 8b 9d d8 00 00 00 31 ff 83 e3 40
RSP: 0018:ffffc900166ff8c8 EFLAGS: 00010203

RAX: dffffc0000000000 RBX: fffffffffffffffc RCX: ffffc9000c052000
RDX: 000000000000001a RSI: ffffffff81eda868 RDI: fffffffffffffffe
RBP: fffffffffffffffe R08: 0000000000000007 R09: fffffffffffff000
R10: fffffffffffffffc R11: 0000000000000000 R12: fffffffffffffffc
R13: ffff88802c9d3210 R14: fffffffffffffffe R15: ffff888027f04000
FS:  00007f50cc0a7700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ea34000 CR3: 0000000020a30000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	48 85 ed             	test   %rbp,%rbp
   3:	0f 84 84 04 00 00    	je     0x48d
   9:	e8 48 7b 96 ff       	callq  0xff967b56
   e:	48 8d 85 d8 00 00 00 	lea    0xd8(%rbp),%rax
  15:	48 89 c2             	mov    %rax,%rdx
  18:	48 89 04 24          	mov    %rax,(%rsp)
  1c:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  23:	fc ff df
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 73 06 00 00    	jne    0x6a7
  34:	48 8b 9d d8 00 00 00 	mov    0xd8(%rbp),%rbx
  3b:	31 ff                	xor    %edi,%edi
  3d:	83 e3 40             	and    $0x40,%ebx