=====================================================
BUG: KMSAN: uninit-value in strncmp+0x11e/0x180 lib/string.c:291
 strncmp+0x11e/0x180 lib/string.c:291
 hfsplus_listxattr+0x97d/0x1a60
 vfs_listxattr fs/xattr.c:493 [inline]
 listxattr+0x1f3/0x6b0 fs/xattr.c:840
 path_listxattr fs/xattr.c:864 [inline]
 __do_sys_llistxattr fs/xattr.c:882 [inline]
 __se_sys_llistxattr fs/xattr.c:879 [inline]
 __x64_sys_llistxattr+0x168/0x2f0 fs/xattr.c:879
 x64_sys_call+0x257/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:196
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:3804 [inline]
 slab_alloc_node mm/slub.c:3845 [inline]
 kmalloc_trace+0x578/0xba0 mm/slub.c:3992
 kmalloc include/linux/slab.h:628 [inline]
 hfsplus_listxattr+0x4cc/0x1a60 fs/hfsplus/xattr.c:701
 vfs_listxattr fs/xattr.c:493 [inline]
 listxattr+0x1f3/0x6b0 fs/xattr.c:840
 path_listxattr fs/xattr.c:864 [inline]
 __do_sys_llistxattr fs/xattr.c:882 [inline]
 __se_sys_llistxattr fs/xattr.c:879 [inline]
 __x64_sys_llistxattr+0x168/0x2f0 fs/xattr.c:879
 x64_sys_call+0x257/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:196
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 1 PID: 11324 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00113-g49a73b1652c5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
=====================================================