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: 4587 Comm: syz-executor.0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
 ubsan_epilogue+0xa/0x30 lib/ubsan.c:151
 __ubsan_handle_shift_out_of_bounds+0x37c/0x400 lib/ubsan.c:321
 ntfs_read_locked_inode+0x45d0/0x4de0 fs/ntfs/inode.c:1080
 ntfs_read_inode_mount+0xd46/0x25d0 fs/ntfs/inode.c:2098
 ntfs_fill_super+0x18af/0x2c90 fs/ntfs/super.c:2857
 mount_bdev+0x287/0x3c0 fs/super.c:1400
 legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x24a/0xa40 fs/namespace.c:3034
 do_mount fs/namespace.c:3377 [inline]
 __do_sys_mount fs/namespace.c:3585 [inline]
 __se_sys_mount+0x2e3/0x3d0 fs/namespace.c:3562
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f67124fd78a
Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f671188ded8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f671188df70 RCX: 00007f67124fd78a
RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007f671188df30
RBP: 0000000020000000 R08: 00007f671188df70 R09: 0000000000800804
R10: 0000000000800804 R11: 0000000000000246 R12: 000000002001ee80
R13: 00007f671188df30 R14: 000000000001ee6f R15: 00000000200001c0
 </TASK>
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