=====================================================
BUG: KMSAN: uninit-value in fuse_dentry_revalidate+0x150/0x13d0 fs/fuse/dir.c:394
 fuse_dentry_revalidate+0x150/0x13d0 fs/fuse/dir.c:394
 d_revalidate fs/namei.c:1030 [inline]
 __lookup_slow+0x2ea/0x770 fs/namei.c:1905
 lookup_slow+0x6a/0xd0 fs/namei.c:1933
 walk_component fs/namei.c:2279 [inline]
 link_path_walk+0x170f/0x2650 fs/namei.c:2653
 path_lookupat+0x107/0xdf0 fs/namei.c:2809
 filename_lookup+0x2bc/0x800 fs/namei.c:2839
 vfs_statx+0xcf/0x290 fs/stat.c:353
 vfs_fstatat fs/stat.c:373 [inline]
 vfs_lstat include/linux/fs.h:3200 [inline]
 __do_compat_sys_newlstat fs/stat.c:871 [inline]
 __se_compat_sys_newlstat fs/stat.c:865 [inline]
 __ia32_compat_sys_newlstat+0xd0/0x200 fs/stat.c:865
 ia32_sys_call+0x111e/0x4360 arch/x86/include/generated/asm/syscalls_32.h:108
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]
 __do_fast_syscall_32+0x17f/0x3f0 arch/x86/entry/syscall_32.c:307
 do_fast_syscall_32+0x37/0x80 arch/x86/entry/syscall_32.c:332
 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:370
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:4545 [inline]
 slab_alloc_node mm/slub.c:4866 [inline]
 kmem_cache_alloc_lru_noprof+0x382/0x1280 mm/slub.c:4885
 __d_alloc+0x55/0xa00 fs/dcache.c:1740
 d_alloc_parallel+0x99/0x2740 fs/dcache.c:2604
 __lookup_slow+0x138/0x770 fs/namei.c:1901
 lookup_slow+0x6a/0xd0 fs/namei.c:1933
 walk_component fs/namei.c:2279 [inline]
 link_path_walk+0x170f/0x2650 fs/namei.c:2653
 path_openat+0x323/0x64c0 fs/namei.c:4832
 do_file_open+0x2aa/0x680 fs/namei.c:4865
 do_sys_openat2+0x163/0x380 fs/open.c:1366
 do_sys_open fs/open.c:1372 [inline]
 __do_compat_sys_openat fs/open.c:1434 [inline]
 __se_compat_sys_openat fs/open.c:1432 [inline]
 __ia32_compat_sys_openat+0x238/0x300 fs/open.c:1432
 ia32_sys_call+0x330b/0x4360 arch/x86/include/generated/asm/syscalls_32.h:296
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]
 __do_fast_syscall_32+0x17f/0x3f0 arch/x86/entry/syscall_32.c:307
 do_fast_syscall_32+0x37/0x80 arch/x86/entry/syscall_32.c:332
 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:370
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e

CPU: 0 UID: 0 PID: 9155 Comm: syz.6.912 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
=====================================================