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WARNING: lock held when returning to user space!
6.16.0-rc5-next-20250710-syzkaller #0 Not tainted
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syz.0.21/6653 is leaving the kernel with locks still held!
2 locks held by syz.0.21/6653:
 #0: ffff8880722e3808 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220
 #1: ffff8880722e3308 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220