r0 = syz_io_uring_setup(0x21, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000ff9000/0x3000)=nil, &(0x7f0000ff0000/0x10000)=nil, &(0x7f0000000140)=<r1=>0x0, &(0x7f0000002a40)=<r2=>0x0)
syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_READV=@pass_iovec={0x1, 0x6, 0x0, @fd_index, 0x0, 0x0}, 0x0)
syz_io_uring_submit(r1, r2, &(0x7f00000014c0)=@IORING_OP_FILES_UPDATE={0x14, 0x2, 0x0, 0x0, 0x0, &(0x7f0000001480)=[0xffffffffffffffff], 0x1}, 0x7990)
io_uring_enter(r0, 0x76d3, 0x0, 0x0, 0x0, 0x0)