================================================ WARNING: lock held when returning to user space! 6.16.0-rc6-next-20250714-syzkaller #0 Not tainted ------------------------------------------------ syz.2.456/7303 is leaving the kernel with locks still held! 4 locks held by syz.2.456/7303: #0: ffff888074053948 (vm_lock){++++}-{0:0}, at: get_next_vma fs/proc/task_mmu.c:182 [inline] #0: ffff888074053948 (vm_lock){++++}-{0:0}, at: query_vma_find_by_addr fs/proc/task_mmu.c:512 [inline] #0: ffff888074053948 (vm_lock){++++}-{0:0}, at: query_matching_vma+0x319/0x5c0 fs/proc/task_mmu.c:544 #1: ffff888074053a88 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220 #2: ffff888074053bc8 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220 #3: ffff888074053d08 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220