loop1: 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 d_revalidate fs/namei.c:861 [inline] lookup_open fs/namei.c:3437 [inline] open_last_lookups fs/namei.c:3574 [inline] path_openat+0x1101/0x5b00 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 new_inode_pseudo fs/inode.c:1007 [inline] new_inode+0x38/0x4f0 fs/inode.c:1033 hfs_new_inode+0x61/0x1020 fs/hfs/inode.c:186 hfs_create+0x50/0x250 fs/hfs/dir.c:198 lookup_open fs/namei.c:3505 [inline] open_last_lookups fs/namei.c:3574 [inline] path_openat+0x2d74/0x5b00 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_sys_creat fs/open.c:1497 [inline] __se_sys_creat fs/open.c:1491 [inline] __ia32_sys_creat+0xe4/0x140 fs/open.c:1491 ia32_sys_call+0x3824/0x40a0 arch/x86/include/generated/asm/syscalls_32.h:9 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: 8510 Comm: syz-executor.1 Not tainted 6.9.0-syzkaller-02339-g101b7a97143a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 =====================================================