=====================================================
BUG: KMSAN: uninit-value in number+0xd27/0x24c0 lib/vsprintf.c:490
 number+0xd27/0x24c0 lib/vsprintf.c:490
 vsnprintf+0x1f3a/0x36a0 lib/vsprintf.c:2863
 snprintf+0x244/0x290 lib/vsprintf.c:2930
 tomoyo_print_header security/tomoyo/audit.c:165 [inline]
 tomoyo_init_log+0xd39/0x3b50 security/tomoyo/audit.c:255
 tomoyo_supervisor+0x8bd/0x2820 security/tomoyo/common.c:2097
 tomoyo_audit_path_log security/tomoyo/file.c:168 [inline]
 tomoyo_path_permission security/tomoyo/file.c:587 [inline]
 tomoyo_path_perm+0x96c/0xc70 security/tomoyo/file.c:838
 tomoyo_inode_getattr+0x54/0x60 security/tomoyo/tomoyo.c:122
 security_inode_getattr+0x1bf/0x2a0 security/security.c:1333
 vfs_getattr fs/stat.c:157 [inline]
 vfs_statx+0x288/0x880 fs/stat.c:225
 vfs_fstatat+0xd5/0xf0 fs/stat.c:243
 vfs_lstat include/linux/fs.h:3356 [inline]
 __do_compat_sys_ia32_lstat64 arch/x86/kernel/sys_ia32.c:179 [inline]
 __se_compat_sys_ia32_lstat64 arch/x86/kernel/sys_ia32.c:175 [inline]
 __ia32_compat_sys_ia32_lstat64+0xf4/0x1e0 arch/x86/kernel/sys_ia32.c:175
 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline]
 __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180
 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205
 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248
 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c

Local variable ----plug@__ext4_get_inode_loc created at:
 __ext4_get_inode_loc+0xbc/0x1ef0 fs/ext4/inode.c:4314
 ext4_get_inode_loc fs/ext4/inode.c:4454 [inline]
 ext4_reserve_inode_write+0x20d/0x650 fs/ext4/inode.c:5760
=====================================================