------------[ cut here ]------------ WARNING: fs/nsfs.c:493 at nsfs_fh_to_dentry+0xcc5/0xdc0 fs/nsfs.c:493, CPU#1: syz.0.17/6024 Modules linked in: CPU: 1 UID: 0 PID: 6024 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:nsfs_fh_to_dentry+0xcc5/0xdc0 fs/nsfs.c:493 Code: 7c 24 60 e9 10 f8 ff ff e8 48 01 79 ff 90 0f 0b 90 e9 09 f6 ff ff e8 3a 01 79 ff 90 0f 0b 90 e9 81 f6 ff ff e8 2c 01 79 ff 90 <0f> 0b 90 e9 d0 f6 ff ff e8 1e 01 79 ff 45 31 ff e9 d9 f7 ff ff e8 RSP: 0018:ffffc900036e7a20 EFLAGS: 00010293 RAX: ffffffff824717f4 RBX: 00000000effffffd RCX: ffff8880268adac0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000effffffd RBP: ffffc900036e7b10 R08: ffffffff8fe4db77 R09: 1ffffffff1fc9b6e R10: dffffc0000000000 R11: fffffbfff1fc9b6f R12: 1ffff920006dcf4c R13: ffff88807172c214 R14: dffffc0000000000 R15: 0000000000000000 FS: 000055556ab94500(0000) GS:ffff8881258a2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32363fff CR3: 0000000070fb8000 CR4: 00000000003526f0 Call Trace: exportfs_decode_fh_raw+0x178/0x6e0 fs/exportfs/expfs.c:456 do_handle_to_path+0xa4/0x1a0 fs/fhandle.c:276 handle_to_path fs/fhandle.c:400 [inline] do_handle_open+0x6b4/0x8f0 fs/fhandle.c:415 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fecc498ec29 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:00007ffd832641d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 RAX: ffffffffffffffda RBX: 00007fecc4bd5fa0 RCX: 00007fecc498ec29 RDX: 0000000000400040 RSI: 0000200000000000 RDI: 0000000000000003 RBP: 00007fecc4a11e41 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fecc4bd5fa0 R14: 00007fecc4bd5fa0 R15: 0000000000000003