overlayfs: Failed to link whiteout - disabling whiteout inode sharing(nlink=2, err=18446744073709551104)
overlayfs: cleanup of 'work/#3' failed (-2)
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5354 at fs/inode.c:417 drop_nlink+0xc5/0x110 fs/inode.c:417
Modules linked in:
CPU: 0 UID: 0 PID: 5354 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:drop_nlink+0xc5/0x110 fs/inode.c:417
Code: 78 07 00 00 be 08 00 00 00 e8 97 eb e7 ff 3e 48 ff 83 78 07 00 00 5b 41 5c 41 5e 41 5f 5d e9 c2 5b 42 09 cc e8 dc ec 82 ff 90 <0f> 0b 90 eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5b ff ff ff
RSP: 0018:ffffc9000d3877d0 EFLAGS: 00010283
RAX: ffffffff823cd064 RBX: ffff8880528a8e18 RCX: 0000000000100000
RDX: ffffc9000e943000 RSI: 0000000000029c3f RDI: 0000000000029c40
RBP: 0000000000000000 R08: ffffffff8fc3c937 R09: 1ffffffff1f87926
R10: dffffc0000000000 R11: fffffbfff1f87927 R12: 1ffff1100a5151cc
R13: ffff8880528a3ab8 R14: ffff8880528a8e60 R15: dffffc0000000000
FS:  00007f32eb4986c0(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff0e5a0e000 CR3: 000000001eb0e000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 nilfs_rename+0x46a/0x820 fs/nilfs2/namei.c:418
 vfs_rename+0xbd7/0xf00 fs/namei.c:5129
 ovl_do_rename fs/overlayfs/overlayfs.h:374 [inline]
 ovl_cleanup_and_whiteout+0x61d/0x900 fs/overlayfs/dir.c:148
 ovl_remove_and_whiteout fs/overlayfs/dir.c:796 [inline]
 ovl_do_remove+0x814/0xda0 fs/overlayfs/dir.c:915
 vfs_unlink+0x391/0x650 fs/namei.c:4586
 do_unlinkat+0x345/0x560 fs/namei.c:4650
 __do_sys_unlink fs/namei.c:4696 [inline]
 __se_sys_unlink fs/namei.c:4694 [inline]
 __x64_sys_unlink+0x47/0x50 fs/namei.c:4694
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f32ea58eec9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f32eb498038 EFLAGS: 00000246 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 00007f32ea7e6090 RCX: 00007f32ea58eec9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000080
RBP: 00007f32ea611f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f32ea7e6128 R14: 00007f32ea7e6090 R15: 00007ffc95e46298
 </TASK>