hfs: keylen 94 too large ===================================================== BUG: KMSAN: uninit-value in hfs_brec_find+0x6ff/0x9f0 fs/hfs/bfind.c:141 hfs_brec_find+0x6ff/0x9f0 fs/hfs/bfind.c:141 hfs_brec_read+0x3f/0x1f0 fs/hfs/bfind.c:165 hfs_lookup+0x1cc/0x410 fs/hfs/dir.c:32 lookup_one_qstr_excl_raw+0x204/0x5b0 fs/namei.c:1689 lookup_one_qstr_excl fs/namei.c:1711 [inline] do_renameat2+0x869/0x1d70 fs/namei.c:5238 __do_sys_renameat2 fs/namei.c:5320 [inline] __se_sys_renameat2 fs/namei.c:5317 [inline] __x64_sys_renameat2+0x15d/0x210 fs/namei.c:5317 x64_sys_call+0x3733/0x3db0 arch/x86/include/generated/asm/syscalls_64.h:317 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xd9/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Local variable nd created at: __filename_parentat+0x4c/0x990 fs/namei.c:2729 filename_parentat fs/namei.c:2752 [inline] do_renameat2+0x2fb/0x1d70 fs/namei.c:5209 CPU: 0 UID: 0 PID: 6812 Comm: syz.0.16 Not tainted 6.16.0-rc7-syzkaller-g2942242dde89 #0 PREEMPT(none) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 =====================================================