===================================================== 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_open_execat+0x18a/0x650 fs/exec.c:902 open_exec+0xb5/0x110 fs/exec.c:939 bm_register_write+0x1c28/0x29c0 fs/binfmt_misc.c:833 vfs_write+0x48a/0x1540 fs/read_write.c:677 ksys_write+0x240/0x4b0 fs/read_write.c:731 __do_sys_write fs/read_write.c:742 [inline] __se_sys_write fs/read_write.c:739 [inline] __x64_sys_write+0x93/0xe0 fs/read_write.c:739 x64_sys_call+0x3161/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:2 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: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 __x64_sys_mount+0xe4/0x150 fs/namespace.c:4034 x64_sys_call+0x39bf/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:166 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: 1 UID: 0 PID: 6630 Comm: syz.2.220 Not tainted 6.13.0-rc1-syzkaller-00182-gb8f52214c61a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 =====================================================