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WARNING: lock held when returning to user space!
6.18.0-rc7-next-20251127 #1 Not tainted
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syz-executor.5/9883 is leaving the kernel with locks still held!
1 lock held by syz-executor.5/9883:
 #0: ffff88800af70848 (&sb->s_type->i_mutex_key#21/1){+.+.}-{4:4}, at: start_creating_noperm+0x84/0xd0
tmpfs: Invalid gid '0x00000000ffffffff'