loop0: detected capacity change from 0 to 4096 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: 1 PID: 3510 Comm: syz-executor421 Not tainted 6.1.46-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 ubsan_epilogue lib/ubsan.c:151 [inline] __ubsan_handle_shift_out_of_bounds+0x3bf/0x420 lib/ubsan.c:321 ntfs_read_locked_inode+0x4665/0x49c0 fs/ntfs/inode.c:1080 ntfs_read_inode_mount+0xda2/0x2660 fs/ntfs/inode.c:2098 ntfs_fill_super+0x1880/0x2bd0 fs/ntfs/super.c:2855 mount_bdev+0x2c9/0x3f0 fs/super.c:1432 legacy_get_tree+0xeb/0x180 fs/fs_context.c:611 vfs_get_tree+0x88/0x270 fs/super.c:1562 do_new_mount+0x28b/0xae0 fs/namespace.c:3040 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6d79ac6d3a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffee5a15578 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ffee5a15590 RCX: 00007f6d79ac6d3a RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007ffee5a15590 RBP: 0000000000000004 R08: 00007ffee5a155d0 R09: 000000000001ee6c R10: 0000000000800804 R11: 0000000000000286 R12: 0000000000800804 R13: 00007ffee5a155d0 R14: 0000000000000003 R15: 0000000000200000 ================================================================================