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WARNING: lock held when returning to user space!
6.16.0-rc4-next-20250704-syzkaller #0 Not tainted
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syz.0.22/6068 is leaving the kernel with locks still held!
1 lock held by syz.0.22/6068:
 #0: ffff8880792a3588 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220