=====================================================
BUG: KMSAN: uninit-value in __page_symlink+0x2c2/0x350 fs/namei.c:5025
 __page_symlink+0x2c2/0x350 fs/namei.c:5025
 ext4_symlink+0x11d5/0x1920 fs/ext4/namei.c:3332
 vfs_symlink+0x41c/0x610 fs/namei.c:4297
 do_symlinkat+0x26c/0x930 fs/namei.c:4326
 __do_sys_symlinkat fs/namei.c:4343 [inline]
 __se_sys_symlinkat fs/namei.c:4340 [inline]
 __ia32_sys_symlinkat+0xef/0x160 fs/namei.c:4340
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0x95/0xf0 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203
 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:246
 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c

Local variable fsdata created at:
 __page_symlink+0x8c/0x350
 ext4_symlink+0x11d5/0x1920 fs/ext4/namei.c:3332

CPU: 1 PID: 10488 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16263-g2d0ce79ea812 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
=====================================================