===================================================== BUG: KMSAN: uninit-value in hfsplus_subfolders_dec fs/hfsplus/catalog.c:248 [inline] BUG: KMSAN: uninit-value in hfsplus_rename_cat+0x10e5/0x16f0 fs/hfsplus/catalog.c:513 hfsplus_subfolders_dec fs/hfsplus/catalog.c:248 [inline] hfsplus_rename_cat+0x10e5/0x16f0 fs/hfsplus/catalog.c:513 hfsplus_rename+0x209/0x2e0 fs/hfsplus/dir.c:552 vfs_rename+0x1d9d/0x2280 fs/namei.c:5067 do_renameat2+0x18d0/0x1d50 fs/namei.c:5224 __do_sys_renameat2 fs/namei.c:5258 [inline] __se_sys_renameat2 fs/namei.c:5255 [inline] __ia32_sys_renameat2+0x14f/0x1f0 fs/namei.c:5255 ia32_sys_call+0x2f8a/0x4180 arch/x86/include/generated/asm/syscalls_32.h:354 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0xb0/0x110 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 stored to memory at: hfsplus_subfolders_inc fs/hfsplus/catalog.c:232 [inline] hfsplus_rename_cat+0x1014/0x16f0 fs/hfsplus/catalog.c:496 hfsplus_rename+0x209/0x2e0 fs/hfsplus/dir.c:552 vfs_rename+0x1d9d/0x2280 fs/namei.c:5067 do_renameat2+0x18d0/0x1d50 fs/namei.c:5224 __do_sys_renameat2 fs/namei.c:5258 [inline] __se_sys_renameat2 fs/namei.c:5255 [inline] __ia32_sys_renameat2+0x14f/0x1f0 fs/namei.c:5255 ia32_sys_call+0x2f8a/0x4180 arch/x86/include/generated/asm/syscalls_32.h:354 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0xb0/0x110 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 stored to memory at: hfsplus_subfolders_inc fs/hfsplus/catalog.c:232 [inline] hfsplus_create_cat+0x17f6/0x1800 fs/hfsplus/catalog.c:314 hfsplus_fill_super+0x2236/0x26e0 fs/hfsplus/super.c:561 get_tree_bdev_flags+0x6ec/0x910 fs/super.c:1636 get_tree_bdev+0x37/0x50 fs/super.c:1659 hfsplus_get_tree+0x34/0x40 fs/hfsplus/super.c:640 vfs_get_tree+0xb1/0x5a0 fs/super.c:1814 do_new_mount+0x71f/0x15e0 fs/namespace.c:3507 path_mount+0x742/0x1f10 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x722/0x810 fs/namespace.c:4034 __ia32_sys_mount+0xe3/0x150 fs/namespace.c:4034 ia32_sys_call+0x260e/0x4180 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+0xb0/0x110 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_noprof+0x9a7/0xe00 mm/page_alloc.c:4774 alloc_pages_mpol_noprof+0x299/0x990 mm/mempolicy.c:2265 alloc_pages_noprof+0x1bf/0x1e0 mm/mempolicy.c:2344 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_btree_open+0x13e/0x1d00 fs/hfsplus/btree.c:150 hfsplus_fill_super+0x1113/0x26e0 fs/hfsplus/super.c:474 get_tree_bdev_flags+0x6ec/0x910 fs/super.c:1636 get_tree_bdev+0x37/0x50 fs/super.c:1659 hfsplus_get_tree+0x34/0x40 fs/hfsplus/super.c:640 vfs_get_tree+0xb1/0x5a0 fs/super.c:1814 do_new_mount+0x71f/0x15e0 fs/namespace.c:3507 path_mount+0x742/0x1f10 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x722/0x810 fs/namespace.c:4034 __ia32_sys_mount+0xe3/0x150 fs/namespace.c:4034 ia32_sys_call+0x260e/0x4180 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+0xb0/0x110 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: 1 UID: 0 PID: 6633 Comm: syz.3.218 Not tainted 6.13.0-rc1-syzkaller-00239-g9a6e8c7c3a02 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 =====================================================