loop0: detected capacity change from 0 to 64 ===================================================== BUG: KMSAN: uninit-value in hfs_revalidate_dentry+0x30b/0x3f0 fs/hfs/sysdep.c:30 hfs_revalidate_dentry+0x30b/0x3f0 fs/hfs/sysdep.c:30 lookup_fast+0x418/0x8e0 open_last_lookups fs/namei.c:3542 [inline] path_openat+0x950/0x5b00 fs/namei.c:3804 do_filp_open+0x20e/0x590 fs/namei.c:3834 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_compat_sys_openat fs/open.c:1481 [inline] __se_compat_sys_openat fs/open.c:1479 [inline] __ia32_compat_sys_openat+0x298/0x300 fs/open.c:1479 ia32_sys_call+0x38e1/0x40a0 arch/x86/include/generated/asm/syscalls_32.h:296 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0xb4/0x120 arch/x86/entry/common.c:386 do_fast_syscall_32+0x38/0x80 arch/x86/entry/common.c:411 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:449 entry_SYSENTER_compat_after_hwframe+0x84/0x8e Uninit was created at: __alloc_pages+0x9d6/0xe70 mm/page_alloc.c:4598 __alloc_pages_node include/linux/gfp.h:238 [inline] alloc_pages_node include/linux/gfp.h:261 [inline] alloc_slab_page mm/slub.c:2190 [inline] allocate_slab mm/slub.c:2353 [inline] new_slab+0x2de/0x1400 mm/slub.c:2406 ___slab_alloc+0x121d/0x34a0 mm/slub.c:3592 __slab_alloc mm/slub.c:3682 [inline] __slab_alloc_node mm/slub.c:3735 [inline] slab_alloc_node mm/slub.c:3908 [inline] kmem_cache_alloc_lru+0x6da/0xc20 mm/slub.c:3937 alloc_inode_sb include/linux/fs.h:3107 [inline] hfs_alloc_inode+0x5a/0xd0 fs/hfs/super.c:165 alloc_inode+0x86/0x460 fs/inode.c:261 iget_locked+0x2bf/0xee0 fs/inode.c:1280 hfs_btree_open+0x16c/0x1aa0 fs/hfs/btree.c:38 hfs_mdb_get+0x1fe2/0x28b0 fs/hfs/mdb.c:199 hfs_fill_super+0x1cf6/0x23c0 fs/hfs/super.c:406 mount_bdev+0x397/0x520 fs/super.c:1658 hfs_mount+0x4d/0x60 fs/hfs/super.c:456 legacy_get_tree+0x114/0x290 fs/fs_context.c:662 vfs_get_tree+0xa7/0x570 fs/super.c:1779 do_new_mount+0x71f/0x15e0 fs/namespace.c:3352 path_mount+0x742/0x1f20 fs/namespace.c:3679 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount+0x725/0x810 fs/namespace.c:3875 __ia32_sys_mount+0xe3/0x150 fs/namespace.c:3875 ia32_sys_call+0x3a9a/0x40a0 arch/x86/include/generated/asm/syscalls_32.h:22 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0xb4/0x120 arch/x86/entry/common.c:386 do_fast_syscall_32+0x38/0x80 arch/x86/entry/common.c:411 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:449 entry_SYSENTER_compat_after_hwframe+0x84/0x8e CPU: 0 PID: 7936 Comm: syz-executor.0 Not tainted 6.9.0-syzkaller-02339-g101b7a97143a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 =====================================================