ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. ntfs: (device loop0): parse_options(): NLS character set cp1251 not found. Using previous one utf8. ================================================================================ UBSAN: shift-out-of-bounds in fs/ntfs/inode.c:1080:43 shift exponent 267 is too large for 32-bit type 'unsigned int' CPU: 1 PID: 2011 Comm: syz-executor.0 Not tainted 5.15.153-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x41/0x5e lib/dump_stack.c:106 ubsan_epilogue+0x5/0x2c lib/ubsan.c:151 __ubsan_handle_shift_out_of_bounds.cold+0x6a/0x108 lib/ubsan.c:321 ntfs_read_locked_inode.cold+0x5d/0x6a fs/ntfs/inode.c:1080 ntfs_read_inode_mount+0x384/0xa70 fs/ntfs/inode.c:2098 ntfs_fill_super+0x551/0x2ed0 fs/ntfs/super.c:2857 mount_bdev+0x18d/0x1c0 fs/super.c:1387 legacy_get_tree+0x28/0x50 fs/fs_context.c:611 vfs_get_tree+0x18/0x70 fs/super.c:1517 do_new_mount fs/namespace.c:3005 [inline] path_mount+0x2b9/0xb90 fs/namespace.c:3335 do_mount fs/namespace.c:3348 [inline] __do_sys_mount fs/namespace.c:3556 [inline] __se_sys_mount fs/namespace.c:3533 [inline] __x64_sys_mount+0xfe/0x140 fs/namespace.c:3533 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f0733cb122a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f0733831ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f0733831f80 RCX: 00007f0733cb122a RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007f0733831f40 RBP: 0000000020000000 R08: 00007f0733831f80 R09: 0000000000800804 R10: 0000000000800804 R11: 0000000000000246 R12: 000000002001ee80 R13: 00007f0733831f40 R14: 000000000001ee6f R15: 00000000200001c0 ================================================================================