syzbot

WARNING: The mand mount option has been deprecated and
         and is ignored by this kernel. Remove the mand
         option from the mount to silence this warning.
=======================================================
ntfs3: loop0: Different NTFS' sector size (4096) and media sector size (512)
ntfs3: loop0: Mark volume as dirty due to NTFS errors
============================================
WARNING: possible recursive locking detected
6.1.70-syzkaller #0 Not tainted
--------------------------------------------
syz-executor146/3541 is trying to acquire lock:
ffff888071091e80 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1111 [inline]
ffff888071091e80 (&ni->ni_lock/4){+.+.}-{3:3}, at: mi_read+0x2dd/0x5a0 fs/ntfs3/record.c:148

but task is already holding lock:
ffff888071096840 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1111 [inline]
ffff888071096840 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_lookup+0xf5/0x1f0 fs/ntfs3/namei.c:82

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(&ni->ni_lock/4);
  lock(&ni->ni_lock/4);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

2 locks held by syz-executor146/3541:
 #0: ffff888071096ae0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:766 [inline]
 #0: ffff888071096ae0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1702
 #1: ffff888071096840 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1111 [inline]
 #1: ffff888071096840 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_lookup+0xf5/0x1f0 fs/ntfs3/namei.c:82

stack backtrace:
CPU: 1 PID: 3541 Comm: syz-executor146 Not tainted 6.1.70-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
 print_deadlock_bug kernel/locking/lockdep.c:2983 [inline]
 check_deadlock kernel/locking/lockdep.c:3026 [inline]
 validate_chain+0x4711/0x5950 kernel/locking/lockdep.c:3812
 __lock_acquire+0x125b/0x1f80 kernel/locking/lockdep.c:5049
 lock_acquire+0x1f8/0x5a0 kernel/locking/lockdep.c:5662
 __mutex_lock_common kernel/locking/mutex.c:603 [inline]
 __mutex_lock+0x132/0xd80 kernel/locking/mutex.c:747
 ni_lock fs/ntfs3/ntfs_fs.h:1111 [inline]
 mi_read+0x2dd/0x5a0 fs/ntfs3/record.c:148
 ntfs_read_mft fs/ntfs3/inode.c:69 [inline]
 ntfs_iget5+0x48a/0x3900 fs/ntfs3/inode.c:524
 dir_search_u+0x2f6/0x390 fs/ntfs3/dir.c:264
 ntfs_lookup+0x102/0x1f0 fs/ntfs3/namei.c:83
 __lookup_slow+0x27e/0x3d0 fs/namei.c:1686
 lookup_slow+0x53/0x70 fs/namei.c:1703
 walk_component+0x2d0/0x400 fs/namei.c:1994
 lookup_last fs/namei.c:2451 [inline]
 path_lookupat+0x16f/0x450 fs/namei.c:2475
 filename_lookup+0x251/0x600 fs/namei.c:2504
 user_path_at_empty+0x3e/0x60 fs/namei.c:2877
 user_path_at include/linux/namei.h:57 [inline]
 path_getxattr+0xda/0x410 fs/xattr.c:748
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc410721639
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fffecba21f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bf
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fc410721639
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000002001f740
RBP: 00007fc4107b3610 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000