hfs: keylen 94 too large ===================================================== BUG: KMSAN: uninit-value in hfs_brec_find+0x9c8/0x9f0 fs/hfs/bfind.c:153 hfs_brec_find+0x9c8/0x9f0 fs/hfs/bfind.c:153 hfs_cat_create+0x461/0xc40 fs/hfs/catalog.c:112 hfs_mkdir+0xd5/0x250 fs/hfs/dir.c:232 vfs_mkdir+0x4e7/0x850 fs/namei.c:4359 do_mkdirat+0x41a/0xf30 fs/namei.c:4392 __do_sys_mkdirat fs/namei.c:4409 [inline] __se_sys_mkdirat fs/namei.c:4407 [inline] __ia32_sys_mkdirat+0xc1/0x140 fs/namei.c:4407 ia32_sys_call+0x3142/0x42c0 arch/x86/include/generated/asm/syscalls_32.h:297 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline] __do_fast_syscall_32+0xb0/0x110 arch/x86/entry/syscall_32.c:306 do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:331 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:369 entry_SYSENTER_compat_after_hwframe+0x84/0x8e Local variable data created at: hfs_brec_find+0x41/0x9f0 fs/hfs/bfind.c:112 hfs_cat_create+0x461/0xc40 fs/hfs/catalog.c:112 CPU: 0 UID: 0 PID: 11292 Comm: syz.2.1375 Not tainted 6.15.0-rc3-syzkaller-00094-g02ddfb981de8 #0 PREEMPT(undef) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 =====================================================