hfs: keylen 9474 too large
=====================================================
BUG: KMSAN: uninit-value in hfs_brec_find+0x671/0x9b0 fs/hfs/bfind.c:141
 hfs_brec_find+0x671/0x9b0 fs/hfs/bfind.c:141
 hfs_brec_read+0x3b/0x190 fs/hfs/bfind.c:165
 hfs_cat_find_brec+0xfb/0x450 fs/hfs/catalog.c:194
 hfs_fill_super+0x1f49/0x2400 fs/hfs/super.c:419
 mount_bdev+0x508/0x840 fs/super.c:1401
 hfs_mount+0x49/0x60 fs/hfs/super.c:456
 legacy_get_tree+0x10c/0x280 fs/fs_context.c:610
 vfs_get_tree+0xa1/0x500 fs/super.c:1531
 do_new_mount+0x694/0x1580 fs/namespace.c:3040
 path_mount+0x71a/0x1eb0 fs/namespace.c:3370
 do_mount fs/namespace.c:3383 [inline]
 __do_sys_mount fs/namespace.c:3591 [inline]
 __se_sys_mount+0x734/0x840 fs/namespace.c:3568
 __ia32_sys_mount+0xdf/0x140 fs/namespace.c:3568
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0xa2/0x100 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+0x70/0x82

Local variable fd created at:
 hfs_fill_super+0x5e/0x2400 fs/hfs/super.c:381
 mount_bdev+0x508/0x840 fs/super.c:1401

CPU: 0 PID: 5557 Comm: syz-executor.2 Not tainted 6.1.0-rc8-syzkaller-64144-g30d2727189c5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
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