r0 = syz_io_uring_setup(0xc9d, &(0x7f0000000100), &(0x7f0000ffb000/0x4000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000180), &(0x7f00000001c0))
io_uring_register$IORING_REGISTER_BUFFERS(r0, 0x21, &(0x7f0000001640)=[{0x0}, {0x0}], 0x2)