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: 4038 at fs/udf/inode.c:650 udf_setsize+0x103d/0x1430 fs/udf/inode.c:1246 Modules linked in: CPU: 1 PID: 4038 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:udf_extend_file fs/udf/inode.c:649 [inline] RIP: 0010:udf_setsize+0x103d/0x1430 fs/udf/inode.c:1246 Code: 88 fe 31 ff 44 89 e6 e8 f1 e5 a6 fe 45 85 e4 74 0a e8 87 e2 a6 fe e9 2a ff ff ff e8 7d e2 a6 fe e9 e7 fd ff ff e8 73 e2 a6 fe <0f> 0b e9 5e f6 ff ff 89 d9 80 e1 07 38 c1 0f 8c 7e f0 ff ff 48 89 RSP: 0018:ffffc90003077b00 EFLAGS: 00010293 RAX: ffffffff82d977fd RBX: 0000000000000200 RCX: ffff88807eac0000 RDX: 0000000000000000 RSI: 0000000000000400 RDI: 0000000000000200 RBP: ffffc90003077cd0 R08: ffffffff82d96e3e R09: ffffed100cc8e425 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000009 R13: 1ffff9200060ef70 R14: 0000000000000400 R15: 0000000000000002 FS: 00007efe33d886c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055be76da1950 CR3: 00000000774f9000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: udf_setattr+0x36c/0x540 fs/udf/file.c:277 notify_change+0xc6d/0xf50 fs/attr.c:505 do_truncate+0x21c/0x300 fs/open.c:65 do_sys_ftruncate+0x2eb/0x390 fs/open.c:193 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7efe34a06ae9 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:00007efe33d880c8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007efe34b25f80 RCX: 00007efe34a06ae9 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000004 RBP: 00007efe34a5247a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007efe34b25f80 R15: 00007fffd9add438