=====================================================
BUG: KMSAN: uninit-value in exfat_set_entry_time+0x2dc/0x320 fs/exfat/misc.c:99
 exfat_set_entry_time+0x2dc/0x320 fs/exfat/misc.c:99
 __exfat_write_inode+0x7ca/0xdd0 fs/exfat/inode.c:59
 __exfat_truncate+0x73f/0xb10 fs/exfat/file.c:163
 exfat_truncate+0x116/0x540 fs/exfat/file.c:211
 exfat_setattr+0x119d/0x19f0 fs/exfat/file.c:312
 notify_change+0x19fd/0x1af0 fs/attr.c:499
 do_truncate+0x22a/0x2a0 fs/open.c:66
 handle_truncate fs/namei.c:3280 [inline]
 do_open fs/namei.c:3626 [inline]
 path_openat+0x5177/0x5c70 fs/namei.c:3779
 do_filp_open+0x20d/0x590 fs/namei.c:3809
 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1440
 do_sys_open fs/open.c:1455 [inline]
 __do_compat_sys_openat fs/open.c:1515 [inline]
 __se_compat_sys_openat fs/open.c:1513 [inline]
 __ia32_compat_sys_openat+0x298/0x300 fs/open.c:1513
 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline]
 __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:230
 do_fast_syscall_32+0x37/0x70 arch/x86/entry/common.c:255
 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:293
 entry_SYSENTER_compat_after_hwframe+0x70/0x7a

Local variable ts created at:
 __exfat_write_inode+0x105/0xdd0 fs/exfat/inode.c:29
 __exfat_truncate+0x73f/0xb10 fs/exfat/file.c:163

CPU: 1 PID: 11881 Comm: syz-executor.4 Not tainted 6.6.0-syzkaller-15365-g305230142ae0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
=====================================================