------------[ cut here ]------------ WARNING: CPU: 1 PID: 9046 at fs/kernfs/dir.c:36 kernfs_find_and_get_node_by_id+0x1f0/0x270 fs/kernfs/dir.c:708 Modules linked in: CPU: 1 PID: 9046 Comm: syz-executor.1 Not tainted 6.1.0-rc5-syzkaller-00144-g84368d882b96 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:kernfs_active fs/kernfs/dir.c:36 [inline] RIP: 0010:kernfs_find_and_get_node_by_id+0x1f0/0x270 fs/kernfs/dir.c:708 Code: e8 e5 c8 89 08 4c 89 f0 5b 41 5c 41 5e 41 5f 5d c3 e8 a4 aa 74 ff e9 35 ff ff ff e8 9a aa 74 ff e9 2b ff ff ff e8 90 aa 74 ff <0f> 0b e9 2c ff ff ff 48 c7 c1 14 ca 97 8e 80 e1 07 80 c1 03 38 c1 RSP: 0018:ffffc9000bfd7b58 EFLAGS: 00010283 RAX: ffffffff8215edc0 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90003e81000 RSI: 0000000000000061 RDI: 0000000000000062 RBP: dffffc0000000000 R08: ffffffff8215eccb R09: fffff520017faf5c R10: fffff520017faf5d R11: 1ffff920017faf5c R12: dffffc0000000000 R13: 0000000000000001 R14: ffff8881400f4bc8 R15: 000000000000000c FS: 00007f6de8186700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff6d89ad988 CR3: 0000000024077000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __kernfs_fh_to_dentry fs/kernfs/mount.c:102 [inline] kernfs_fh_to_dentry+0x129/0x1d0 fs/kernfs/mount.c:128 exportfs_decode_fh_raw+0x115/0x600 fs/exportfs/expfs.c:435 exportfs_decode_fh+0x38/0x70 fs/exportfs/expfs.c:575 do_handle_to_path fs/fhandle.c:152 [inline] handle_to_path fs/fhandle.c:207 [inline] do_handle_open+0x485/0x950 fs/fhandle.c:223 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6de748b639 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6de8186168 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 RAX: ffffffffffffffda RBX: 00007f6de75abf80 RCX: 00007f6de748b639 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00007f6de74e6ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffedd4a1d6f R14: 00007f6de8186300 R15: 0000000000022000