=====================================================
BUG: KMSAN: use-after-free in memcmp lib/string.c:683 [inline]
BUG: KMSAN: use-after-free in bcmp+0x98/0x150 lib/string.c:715
 memcmp lib/string.c:683 [inline]
 bcmp+0x98/0x150 lib/string.c:715
 memcmp include/linux/fortify-string.h:727 [inline]
 ni_update_parent+0xfed/0x1810 fs/ntfs3/frecord.c:3157
 ni_write_inode+0x1bce/0x1ca0 fs/ntfs3/frecord.c:3277
 ntfs3_write_inode+0x94/0xb0 fs/ntfs3/inode.c:1042
 write_inode fs/fs-writeback.c:1564 [inline]
 __writeback_single_inode+0x892/0x1190 fs/fs-writeback.c:1784
 writeback_sb_inodes+0xac1/0x1cb0 fs/fs-writeback.c:2015
 wb_writeback+0x4ce/0xc00 fs/fs-writeback.c:2195
 wb_do_writeback fs/fs-writeback.c:2342 [inline]
 wb_workfn+0x397/0x1910 fs/fs-writeback.c:2382
 process_one_work kernel/workqueue.c:3263 [inline]
 process_scheduled_works+0xb91/0x1d80 kernel/workqueue.c:3346
 worker_thread+0xedf/0x1590 kernel/workqueue.c:3427
 kthread+0xd5c/0xf00 kernel/kthread.c:463
 ret_from_fork+0x1f5/0x4c0 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Uninit was created at:
 slab_free_hook mm/slub.c:2456 [inline]
 slab_free mm/slub.c:6619 [inline]
 kmem_cache_free+0x2b0/0x1490 mm/slub.c:6729
 putname+0x192/0x1d0 fs/namei.c:297
 __do_sys_swapon mm/swapfile.c:3669 [inline]
 __se_sys_swapon+0x20c2/0x44d0 mm/swapfile.c:3419
 __x64_sys_swapon+0x78/0xb0 mm/swapfile.c:3419
 x64_sys_call+0x3654/0x3e30 arch/x86/include/generated/asm/syscalls_64.h:168
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd9/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 0 UID: 0 PID: 3699 Comm: kworker/u8:13 Not tainted syzkaller #0 PREEMPT(none) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Workqueue: writeback wb_workfn (flush-7:0)
=====================================================