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. ================================================================================ 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: 0 PID: 5480 Comm: syz-executor.0 Not tainted 6.7.0-rc1-syzkaller-00213-g791c8ab095f7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 ubsan_epilogue lib/ubsan.c:217 [inline] __ubsan_handle_shift_out_of_bounds+0x3c3/0x420 lib/ubsan.c:387 ntfs_read_locked_inode+0x45eb/0x4940 fs/ntfs/inode.c:1080 ntfs_read_inode_mount+0xda6/0x2660 fs/ntfs/inode.c:2098 ntfs_fill_super+0x1883/0x2bd0 fs/ntfs/super.c:2863 mount_bdev+0x237/0x300 fs/super.c:1650 legacy_get_tree+0xef/0x190 fs/fs_context.c:662 vfs_get_tree+0x8c/0x2a0 fs/super.c:1771 do_new_mount+0x28f/0xae0 fs/namespace.c:3337 do_mount fs/namespace.c:3677 [inline] __do_sys_mount fs/namespace.c:3886 [inline] __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3863 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: 0033:0x7faaca27e1ea 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:00007faacb018ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007faacb018f80 RCX: 00007faaca27e1ea RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007faacb018f40 RBP: 0000000020000000 R08: 00007faacb018f80 R09: 0000000000800804 R10: 0000000000800804 R11: 0000000000000246 R12: 000000002001ee80 R13: 00007faacb018f40 R14: 000000000001ee6f R15: 00000000200001c0 ================================================================================