------------[ cut here ]------------ WARNING: CPU: 1 PID: 5027 at fs/inode.c:331 drop_nlink+0xbf/0x100 Modules linked in: CPU: 1 PID: 5027 Comm: syz-executor295 Not tainted 6.4.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 RIP: 0010:drop_nlink+0xbf/0x100 fs/inode.c:331 Code: 49 8b 1e 48 8d bb c0 07 00 00 be 08 00 00 00 e8 e7 2c e9 ff f0 48 ff 83 c0 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 81 52 91 ff <0f> 0b eb 89 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c RSP: 0018:ffffc90003bafc30 EFLAGS: 00010293 RAX: ffffffff81fa2d1f RBX: 1ffff1100d4854ed RCX: ffff888022830000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff81fa2ca3 R09: fffffbfff1cabc56 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88806a42a768 R13: 0000000000000000 R14: ffff88806a42a720 R15: dffffc0000000000 FS: 00007f0e73e9e700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559c73013c78 CR3: 000000007a35d000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vfat_rmdir+0x2cc/0x350 fs/fat/namei_vfat.c:809 vfs_rmdir+0x35f/0x4c0 fs/namei.c:4198 do_rmdir+0x3a7/0x6a0 fs/namei.c:4257 __do_sys_unlinkat fs/namei.c:4435 [inline] __se_sys_unlinkat fs/namei.c:4429 [inline] __x64_sys_unlinkat+0xe0/0xf0 fs/namei.c:4429 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f0e7bf1d589 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 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:00007f0e73e9e208 EFLAGS: 00000246 ORIG_RAX: 0000000000000107 RAX: ffffffffffffffda RBX: 000000000000003f RCX: 00007f0e7bf1d589 RDX: 0000000000000200 RSI: 00000000200001c0 RDI: 0000000000000004 RBP: 00007f0e7bf9d790 R08: 00007f0e7bf9d798 R09: 00007f0e7bf9d798 R10: 00007f0e7bf9d798 R11: 0000000000000246 R12: 00007f0e7bf9d79c R13: 00007ffe84cf2daf R14: 00007f0e73e9e300 R15: 0000000000022000