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: 5989 at fs/udf/inode.c:666 udf_extend_file fs/udf/inode.c:665 [inline] WARNING: CPU: 1 PID: 5989 at fs/udf/inode.c:666 udf_setsize+0x104d/0x1470 fs/udf/inode.c:1268 Modules linked in: CPU: 1 PID: 5989 Comm: syz-executor Not tainted 6.10.0-rc4-syzkaller-00148-g50736169ecc8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:udf_extend_file fs/udf/inode.c:665 [inline] RIP: 0010:udf_setsize+0x104d/0x1470 fs/udf/inode.c:1268 Code: fe 31 ff 44 89 fe e8 22 ea 7c fe 45 85 ff 74 0a e8 d8 e5 7c fe e9 1d ff ff ff e8 ce e5 7c fe e9 e2 fd ff ff e8 c4 e5 7c 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:ffffc90002f2fac0 EFLAGS: 00010293 RAX: ffffffff83193edc RBX: 0000000000000c00 RCX: ffff888020b00000 RDX: 0000000000000000 RSI: 0000000000000c00 RDI: 0000000000000400 RBP: ffffc90002f2fcb0 R08: ffffffff83193537 R09: 1ffff1100de21424 R10: dffffc0000000000 R11: ffffed100de21425 R12: 0000000000000400 R13: 1ffff920005e5f6c R14: 0000000000000009 R15: ffffc90002f2fb80 FS: 00007f3e1342e6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000040 CR3: 000000007aad6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: udf_setattr+0x39b/0x570 fs/udf/file.c:235 notify_change+0xb9d/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+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3e1267cee9 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:00007f3e1342e0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007f3e127abf80 RCX: 00007f3e1267cee9 RDX: 0000000000000000 RSI: 00000000000007fa RDI: 0000000000000004 RBP: 00007f3e126c949e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f3e127abf80 R15: 00007ffc76291a28