loop2: detected capacity change from 0 to 1024
=====================================================
BUG: KMSAN: uninit-value in hfsplus_lookup+0x66b/0xef0 fs/hfsplus/dir.c:83
 hfsplus_lookup+0x66b/0xef0 fs/hfsplus/dir.c:83
 lookup_open fs/namei.c:3627 [inline]
 open_last_lookups fs/namei.c:3748 [inline]
 path_openat+0x292f/0x6200 fs/namei.c:3984
 do_filp_open+0x268/0x600 fs/namei.c:4014
 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1402
 do_sys_open fs/open.c:1417 [inline]
 __do_sys_open fs/open.c:1425 [inline]
 __se_sys_open fs/open.c:1421 [inline]
 __x64_sys_open+0x275/0x2d0 fs/open.c:1421
 x64_sys_call+0x16d3/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:3
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at:
 __alloc_pages_noprof+0x9a7/0xe00 mm/page_alloc.c:4774
 alloc_pages_mpol_noprof+0x299/0x990 mm/mempolicy.c:2269
 alloc_pages_noprof+0x1bf/0x1e0 mm/mempolicy.c:2348
 alloc_slab_page mm/slub.c:2408 [inline]
 allocate_slab+0x320/0x12e0 mm/slub.c:2574
 new_slab mm/slub.c:2627 [inline]
 ___slab_alloc+0x12ef/0x35e0 mm/slub.c:3815
 __slab_alloc mm/slub.c:3905 [inline]
 __slab_alloc_node mm/slub.c:3980 [inline]
 slab_alloc_node mm/slub.c:4141 [inline]
 kmem_cache_alloc_lru_noprof+0x855/0xe20 mm/slub.c:4172
 hfsplus_alloc_inode+0x5a/0xd0 fs/hfsplus/super.c:627
 alloc_inode+0x86/0x460 fs/inode.c:336
 iget_locked+0x250/0x1290 fs/inode.c:1487
 hfsplus_iget+0x59/0xae0 fs/hfsplus/super.c:65
 hfsplus_lookup+0xcde/0xef0 fs/hfsplus/dir.c:118
 __lookup_slow+0x506/0x6e0 fs/namei.c:1791
 lookup_slow+0x6a/0xd0 fs/namei.c:1808
 walk_component fs/namei.c:2112 [inline]
 link_path_walk+0xf16/0x1400 fs/namei.c:2477
 path_openat+0x30f/0x6200 fs/namei.c:3983
 do_filp_open+0x268/0x600 fs/namei.c:4014
 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1402
 do_sys_open fs/open.c:1417 [inline]
 __do_sys_openat fs/open.c:1433 [inline]
 __se_sys_openat fs/open.c:1428 [inline]
 __x64_sys_openat+0x2a1/0x310 fs/open.c:1428
 x64_sys_call+0x36f5/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 0 UID: 0 PID: 12503 Comm: syz.2.1730 Not tainted 6.13.0-rc2-syzkaller-00018-g7cb1b4663150 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
=====================================================