loop0: detected capacity change from 0 to 2048 UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5099 at fs/udf/inode.c:667 udf_extend_file fs/udf/inode.c:666 [inline] WARNING: CPU: 1 PID: 5099 at fs/udf/inode.c:667 udf_setsize+0x1049/0x1470 fs/udf/inode.c:1269 Modules linked in: CPU: 1 PID: 5099 Comm: syz-executor331 Not tainted 6.7.0-rc1-syzkaller-00012-g9bacdd8996c7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:udf_extend_file fs/udf/inode.c:666 [inline] RIP: 0010:udf_setsize+0x1049/0x1470 fs/udf/inode.c:1269 Code: fe 31 ff 44 89 fe e8 c6 63 85 fe 45 85 ff 74 0a e8 0c 60 85 fe e9 21 ff ff ff e8 02 60 85 fe e9 e6 fd ff ff e8 f8 5f 85 fe 90 <0f> 0b 90 e9 64 f6 ff ff 89 d9 80 e1 07 38 c1 0f 8c 72 f0 ff ff 48 RSP: 0018:ffffc90003b3fae0 EFLAGS: 00010293 RAX: ffffffff83091eb8 RBX: 0000000000000400 RCX: ffff8880237a8000 RDX: 0000000000000000 RSI: 0000000000000400 RDI: 0000000000000200 RBP: ffffc90003b3fcd0 R08: ffffffff83091517 R09: 1ffff1100f0ba357 R10: dffffc0000000000 R11: ffffed100f0ba358 R12: 0000000000000200 R13: 1ffff92000767f70 R14: 0000000000000009 R15: ffffc90003b3fba0 FS: 00007f7398ea06c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 0000000028d18000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: udf_setattr+0x370/0x540 fs/udf/file.c:235 notify_change+0xb99/0xe60 fs/attr.c:499 do_truncate+0x220/0x300 fs/open.c:66 do_sys_ftruncate+0x2f3/0x390 fs/open.c:194 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x45/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f7398ee3b59 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7398ea0218 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007f7398f6c6c8 RCX: 00007f7398ee3b59 RDX: 00007f7398ee3b59 RSI: 0000000000000002 RDI: 0000000000000004 RBP: 00007f7398f6c6c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7398f38e00 R13: 00007f7398f38208 R14: 00007f7398f380c0 R15: 0030656c69662f2e