loop0: detected capacity change from 0 to 64
=====================================================
BUG: KMSAN: uninit-value in hfs_revalidate_dentry+0x307/0x3f0 fs/hfs/sysdep.c:30
 hfs_revalidate_dentry+0x307/0x3f0 fs/hfs/sysdep.c:30
 d_revalidate fs/namei.c:862 [inline]
 lookup_fast+0x89e/0x8e0 fs/namei.c:1650
 walk_component fs/namei.c:1998 [inline]
 link_path_walk+0x7ff/0x1420 fs/namei.c:2329
 path_lookupat+0xd9/0x6f0 fs/namei.c:2482
 filename_lookup+0x22e/0x740 fs/namei.c:2512
 user_path_at_empty+0x87/0x3b0 fs/namei.c:2911
 user_path_at include/linux/namei.h:57 [inline]
 do_mount fs/namespace.c:3674 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount+0x66b/0x810 fs/namespace.c:3863
 __x64_sys_mount+0xe4/0x140 fs/namespace.c:3863
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

Uninit was created at:
 __alloc_pages+0x9a4/0xe00 mm/page_alloc.c:4591
 alloc_pages_mpol+0x62b/0x9d0 mm/mempolicy.c:2133
 alloc_pages+0x1be/0x1e0 mm/mempolicy.c:2204
 alloc_slab_page mm/slub.c:1870 [inline]
 allocate_slab mm/slub.c:2017 [inline]
 new_slab+0x421/0x1570 mm/slub.c:2070
 ___slab_alloc+0x13db/0x33d0 mm/slub.c:3223
 __slab_alloc mm/slub.c:3322 [inline]
 __slab_alloc_node mm/slub.c:3375 [inline]
 slab_alloc_node mm/slub.c:3468 [inline]
 slab_alloc mm/slub.c:3486 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3493 [inline]
 kmem_cache_alloc_lru+0x552/0x970 mm/slub.c:3509
 alloc_inode_sb include/linux/fs.h:2937 [inline]
 hfs_alloc_inode+0x5a/0xc0 fs/hfs/super.c:165
 alloc_inode+0x83/0x440 fs/inode.c:261
 iget_locked+0x2dd/0xe80 fs/inode.c:1316
 hfs_btree_open+0x16c/0x1aa0 fs/hfs/btree.c:38
 hfs_mdb_get+0x1fe2/0x28b0 fs/hfs/mdb.c:199
 hfs_fill_super+0x1cf5/0x23c0 fs/hfs/super.c:406
 mount_bdev+0x3d7/0x560 fs/super.c:1650
 hfs_mount+0x4d/0x60 fs/hfs/super.c:456
 legacy_get_tree+0x110/0x290 fs/fs_context.c:662
 vfs_get_tree+0xa5/0x520 fs/super.c:1771
 do_new_mount+0x68d/0x1550 fs/namespace.c:3337
 path_mount+0x73d/0x1f20 fs/namespace.c:3664
 do_mount fs/namespace.c:3677 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount+0x725/0x810 fs/namespace.c:3863
 __x64_sys_mount+0xe4/0x140 fs/namespace.c:3863
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

CPU: 1 PID: 5009 Comm: syz-executor168 Not tainted 6.7.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
=====================================================