=====================================================
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_path_rmdir+0xdc/0x170 security/tomoyo/tomoyo.c:182
 security_path_rmdir+0x1f5/0x2e0 security/security.c:1148
 do_rmdir+0x420/0xa30 fs/namei.c:4028
 __do_sys_unlinkat fs/namei.c:4211 [inline]
 __se_sys_unlinkat fs/namei.c:4205 [inline]
 __x64_sys_unlinkat+0x251/0x280 fs/namei.c:4205
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x54/0xd0 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x44/0xae

Local variable plug created at:
 __ext4_get_inode_loc+0xbc/0x1e30 fs/ext4/inode.c:4250
 ext4_get_inode_loc fs/ext4/inode.c:4396 [inline]
 ext4_reserve_inode_write+0x20d/0x650 fs/ext4/inode.c:5702
=====================================================
Kernel panic - not syncing: panic_on_kmsan set ...
CPU: 0 PID: 6325 Comm: syz-fuzzer Tainted: G    B             5.15.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1ff/0x28e lib/dump_stack.c:106
 dump_stack+0x25/0x28 lib/dump_stack.c:113
 panic+0x44f/0xdeb kernel/panic.c:232
 kmsan_report+0x2e9/0x2f0 mm/kmsan/report.c:200
 __msan_warning+0xb4/0x100 mm/kmsan/instrumentation.c:224
 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_path_rmdir+0xdc/0x170 security/tomoyo/tomoyo.c:182
 security_path_rmdir+0x1f5/0x2e0 security/security.c:1148
 do_rmdir+0x420/0xa30 fs/namei.c:4028
 __do_sys_unlinkat fs/namei.c:4211 [inline]
 __se_sys_unlinkat fs/namei.c:4205 [inline]
 __x64_sys_unlinkat+0x251/0x280 fs/namei.c:4205
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x54/0xd0 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4b129b
Code: fb ff eb bd e8 46 96 fb ff e9 61 ff ff ff cc e8 3b 62 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30
RSP: 002b:000000c000b979b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 000000c00001e800 RCX: 00000000004b129b
RDX: 0000000000000200 RSI: 000000c01974bce0 RDI: ffffffffffffff9c
RBP: 000000c000b97a08 R08: 0000000000000001 R09: 0000000000000001
R10: 000000c01974bce0 R11: 0000000000000202 R12: ffffffffffffffff
R13: 000000000000009b R14: 000000000000009a R15: 00000000000000aa
Kernel Offset: disabled
Rebooting in 86400 seconds..