=====================================================
BUG: KMSAN: uninit-value in __hfsplus_ext_read_extent fs/hfsplus/extents.c:167 [inline]
BUG: KMSAN: uninit-value in __hfsplus_ext_cache_extent+0x82c/0x970 fs/hfsplus/extents.c:191
 __hfsplus_ext_read_extent fs/hfsplus/extents.c:167 [inline]
 __hfsplus_ext_cache_extent+0x82c/0x970 fs/hfsplus/extents.c:191
 hfsplus_file_truncate+0x731/0xf50 fs/hfsplus/extents.c:600
 hfsplus_file_release+0x168/0x700 fs/hfsplus/inode.c:233
 __fput+0x6ac/0x1120 fs/file_table.c:465
 ____fput+0x25/0x30 fs/file_table.c:493
 task_work_run+0x268/0x310 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xbf/0x160 kernel/entry/common.c:218
 __do_fast_syscall_32+0xbd/0x110 arch/x86/entry/syscall_32.c:309
 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

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:4144 [inline]
 slab_alloc_node mm/slub.c:4187 [inline]
 __do_kmalloc_node mm/slub.c:4317 [inline]
 __kmalloc_noprof+0x946/0x1260 mm/slub.c:4330
 kmalloc_noprof include/linux/slab.h:906 [inline]
 hfsplus_find_init+0x97/0x1d0 fs/hfsplus/bfind.c:21
 hfsplus_file_truncate+0x53c/0xf50 fs/hfsplus/extents.c:583
 hfsplus_file_release+0x168/0x700 fs/hfsplus/inode.c:233
 __fput+0x6ac/0x1120 fs/file_table.c:465
 ____fput+0x25/0x30 fs/file_table.c:493
 task_work_run+0x268/0x310 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xbf/0x160 kernel/entry/common.c:218
 __do_fast_syscall_32+0xbd/0x110 arch/x86/entry/syscall_32.c:309
 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

CPU: 0 UID: 0 PID: 11325 Comm: syz.9.1417 Tainted: G        W          6.14.0-syzkaller-01103-g2df0c02dab82 #0 PREEMPT(undef) 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
=====================================================