udf: Unknown parameter 'FŠßyç?»üîóÿ:Ÿî<áã§ºùüaûŽöéùÿxÏºòïFújK7çûNF' ------------[ cut here ]------------ WARNING: CPU: 0 PID: 14718 at fs/udf/inode.c:677 udf_extend_file fs/udf/inode.c:676 [inline] WARNING: CPU: 0 PID: 14718 at fs/udf/inode.c:677 udf_setsize+0xd4e/0x1000 fs/udf/inode.c:1293 Modules linked in: CPU: 0 UID: 0 PID: 14718 Comm: syz.4.820 Not tainted 6.16.0-rc4-syzkaller-00013-g66701750d556 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:udf_extend_file fs/udf/inode.c:676 [inline] RIP: 0010:udf_setsize+0xd4e/0x1000 fs/udf/inode.c:1293 Code: 44 89 e0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 50 47 8d fe 45 89 f4 e9 49 fe ff ff e8 43 47 8d fe 90 <0f> 0b 90 e9 00 f8 ff ff 44 89 e9 80 e1 07 38 c1 0f 8c 49 f3 ff ff RSP: 0018:ffffc90002ff7ac0 EFLAGS: 00010287 RAX: ffffffff8333064d RBX: ffff888056a79478 RCX: 0000000000080000 RDX: ffffc9000e3c0000 RSI: 00000000000003c4 RDI: 00000000000003c5 RBP: ffffc90002ff7be8 R08: ffff888056a7943b R09: 1ffff1100ad4f287 R10: dffffc0000000000 R11: ffffed100ad4f288 R12: 0000000000000001 R13: 0000000000000001 R14: 0000000000000200 R15: 0000000000001000 FS: 00007f487357b6c0(0000) GS:ffff888125c84000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f58aef7e000 CR3: 000000007a878000 CR4: 00000000003526f0 Call Trace: udf_setattr+0x3a1/0x5a0 fs/udf/file.c:236 notify_change+0xb36/0xe40 fs/attr.c:552 do_truncate+0x1a4/0x220 fs/open.c:68 do_ftruncate+0x489/0x540 fs/open.c:195 do_sys_ftruncate fs/open.c:210 [inline] __do_sys_ftruncate fs/open.c:215 [inline] __se_sys_ftruncate fs/open.c:213 [inline] __x64_sys_ftruncate+0x92/0xf0 fs/open.c:213 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: 0033:0x7f487278e929 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:00007f487357b038 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007f48729b5fa0 RCX: 00007f487278e929 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000006 RBP: 00007f4872810b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f48729b5fa0 R15: 00007ffc8e964858