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: 0 PID: 5562 at fs/udf/inode.c:667 udf_extend_file fs/udf/inode.c:666 [inline] WARNING: CPU: 0 PID: 5562 at fs/udf/inode.c:667 udf_setsize+0x104d/0x1470 fs/udf/inode.c:1269 Modules linked in: CPU: 0 PID: 5562 Comm: syz-executor.0 Not tainted 6.9.0-rc5-syzkaller-00031-g71b1543c83d6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:udf_extend_file fs/udf/inode.c:666 [inline] RIP: 0010:udf_setsize+0x104d/0x1470 fs/udf/inode.c:1269 Code: fe 31 ff 44 89 fe e8 82 bc 79 fe 45 85 ff 74 0a e8 38 b8 79 fe e9 1d ff ff ff e8 2e b8 79 fe e9 e2 fd ff ff e8 24 b8 79 fe 90 <0f> 0b 90 e9 60 f6 ff ff 89 d9 80 e1 07 38 c1 0f 8c 6e f0 ff ff 48 RSP: 0018:ffffc900039f7ac0 EFLAGS: 00010293 RAX: ffffffff831c493c RBX: 0000000000000c00 RCX: ffff88801a38da00 RDX: 0000000000000000 RSI: 0000000000000c00 RDI: 0000000000000400 RBP: ffffc900039f7cb0 R08: ffffffff831c3f97 R09: 1ffff1100f11f5be R10: dffffc0000000000 R11: ffffed100f11f5bf R12: 0000000000000400 R13: 1ffff9200073ef6c R14: 0000000000000009 R15: ffffc900039f7b80 FS: 00007fec19afd6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feef0792fe4 CR3: 000000001ecdc000 CR4: 0000000000350ef0 Call Trace: udf_setattr+0x39b/0x570 fs/udf/file.c:235 notify_change+0xb9f/0xe70 fs/attr.c:497 do_truncate fs/open.c:65 [inline] do_ftruncate+0x46b/0x590 fs/open.c:181 do_sys_ftruncate fs/open.c:199 [inline] __do_sys_ftruncate fs/open.c:207 [inline] __se_sys_ftruncate fs/open.c:205 [inline] __x64_sys_ftruncate+0x95/0xf0 fs/open.c:205 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fec18e7cda9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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:00007fec19afd0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007fec18fabf80 RCX: 00007fec18e7cda9 RDX: 0000000000000000 RSI: 00000000000007fa RDI: 0000000000000004 RBP: 00007fec18ec947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fec18fabf80 R15: 00007ffcb8443138