hfs: keylen 94 too large
=====================================================
BUG: KMSAN: uninit-value in hfs_brec_find+0x65e/0x980 fs/hfs/bfind.c:141
 hfs_brec_find+0x65e/0x980 fs/hfs/bfind.c:141
 hfs_brec_read+0x3f/0x1a0 fs/hfs/bfind.c:165
 hfs_lookup+0x1ce/0x3d0 fs/hfs/dir.c:32
 __lookup_slow+0x506/0x6e0 fs/namei.c:1732
 lookup_slow+0x6a/0xd0 fs/namei.c:1749
 walk_component fs/namei.c:2053 [inline]
 link_path_walk+0xf16/0x1400 fs/namei.c:2418
 path_parentat fs/namei.c:2627 [inline]
 __filename_parentat+0x253/0x8e0 fs/namei.c:2651
 filename_parentat fs/namei.c:2669 [inline]
 filename_create+0xbb/0x6e0 fs/namei.c:4007
 do_mkdirat+0x69/0x810 fs/namei.c:4272
 __do_sys_mkdirat fs/namei.c:4295 [inline]
 __se_sys_mkdirat fs/namei.c:4293 [inline]
 __x64_sys_mkdirat+0xc6/0x120 fs/namei.c:4293
 x64_sys_call+0x3a81/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:259
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Local variable fd created at:
 hfs_lookup+0x5b/0x3d0 fs/hfs/dir.c:24
 __lookup_slow+0x506/0x6e0 fs/namei.c:1732

CPU: 0 UID: 0 PID: 13095 Comm: syz.3.2003 Tainted: G        W          6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
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